10 Principal Sdet Software Development Engineer In Test jobs in Northern Ireland

Software Engineer
Job Description:
Joining Sage as a Software Engineer, you will be responsible for building and maintaining Sage products to enable delivery of Sage's business plans and long term objectives. This position will contribute to the development and delivery of high quality products and services that exceed customers' expectations.
*** This is a hybrid role - you will work 3 days a week from our Newcastle office. ***
Key Responsibilities:
- Develop, deliver, maintain and implement high quality technical solutions.
- Participate in all phases of the project lifecycle.
- Maintain relevant documentation to describe logic, coding/configuration, testing and changes where applicable.
- Continuously strive to make improvements to the existing products and/or systems and services.
- Seek out and act upon feedback.
- Ensures all tasks are completed to the required quality standards. Keep up to date with relevant technology areas.
Requirements:
- Experience working with Ruby on Rails is a necessity.
- Any background with Javascript would be advantageous for this role.
- Cloud experience (ideally with AWS).
- Hands-on expertise with NewRelic / Jira would be nice-to-have.
- Ideally you will have worked with Git Version Control previously.
- Have the ability to operate self-sufficiently.
- Be collaborative, and have experience working cross-functionally.
#LI-JM2
Function:
Product Delivery
Country:
United Kingdom
Office Location:
Newcastle
Work Place type:
Hybrid
Advert
Working at Sage means you're supporting millions of small and medium sized businesses globally with technology to work faster and smarter. We leverage the future of AI, meaning business owners spend less time doing routine tasks, like entering invoices and generating reports, and more time pursuing their ambitions.
Our colleagues are the best of the best. It's why we were awarded 2024 Best Places to Work by Glassdoor. Because to achieve extraordinary outcomes, we need extraordinary teams. This means infusing Sage with people who knock down barriers, continuously innovate, and want to experience their potential.
Learn more about working at Sage:sage.com/en-gb/company/careers/working-at-sage/
Watch a video about our culture:youtube.com/watch?v=qIoiCpZH-QE
We celebrate individuality and welcome you to join us if you embrace all backgrounds, identities, beliefs, and ways of working. If you need support applying, reach out
Learn more about DEI at Sage:sage.com/en-gb/company/careers/diversity-equity-and-inclusion/
Equal Employment Opportunity (EEO)
Sage is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities.
In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Sage will be based on merit, qualifications, and abilities. Sage does not discriminate in employment opportunities or practices on the basis of race, color, religion, sex, national origin, age, protected disability, veteran status, sexual orientation, gender identity, genetic information, or any other characteristic protected by applicable law.

At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.
Cadence is a pivotal leader in electronic design, building upon more than 30 years of computational software expertise. The company applies its underlying Intelligent System Design strategy to deliver software, hardware and IP that turn design concepts into reality.
Cadence customers are the world's most innovative companies, delivering extraordinary electronic products from chips to boards to systems for the most dynamic market applications including consumer, hyperscale computing, 5G communications, automotive, aerospace industrial and health.
At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.
Job Title: Lead Software Engineer
Location: Newcastle upon Tyne, UK
Reports to: Senior Principal Software Engineer
Job Overview:
Have you ever looked at your smartphone and wondered how the silicon chips, that power it, were designed? Electronic Design Automation (EDA) software is some of the most advanced and algorithmically complex in existence. Cadence is building the next generation of EDA tools, these tools enable IC designers to layout the very latest silicon chips. Working with massive complexity and intricate design rules demanded by sub 20nm IC designs.
At Cadence Newcastle our aim is to build exceptionally smart software that is stupidly easy to use. Great software has no options! Creating software that "just" does the right thing with minimal guidance from the user is extremely technically and intellectually challenging, and we are looking for exceptional engineers to join us with this challenge.
Successful candidates will be deeply involved in the development and implementation of a new EDA technology with a strong focus on computational geometry, geometry manipulation and algorithmic complexity. We are looking for a software engineer with a top degree, evidence of achievement, and an exceptional talent for algorithm development. Although advantageous, EDA experience is not essential.
Job Responsibilities:
+ Develop and maintain the C++ code base
+ Absorb requirements for new features and create design, function and test specifications
+ Work closely with team members to develop techniques to increase the capability, capacity, performance and stability of the software
+ Interface with our build and regression system to test code commits as part of our development process
+ Collaborate with a global cross-functional team providing product engineering, verification, documentation and program management input
Job Qualifications:
+ PhD, or master's degree and 4+ years of relevant experience.
+ History of mathematical study
+ Grade A/A* in A-level mathematics, physics
+ STEM degree, such as Maths, Physics, Engineering, or Computer Science
+ Russell Group science degree
+ Experience writing programs in C++ (C++14/17) or other object-oriented programs.
+ Algorithmic software development skills
+ Exposure to Linux/Unix environment.
+ Experience with QT, a big plus
+ Excellent interpersonal communication skills
Check what we can offer you:
+ Competitive salary
+ 25 days holiday per year
+ Private Medical and Dental plans, Income Protection and Life Insurance
+ Group Personal Pension Plan
+ Cycle to work scheme and gym subsidy
+ 5 days paid time to volunteer to give back to our communities
+ Employee Stock Purchase Plan
+ The opportunity to work for a Great Place to Work© & Fortune 100 organisation
Additional Information:
Cadence regularly achieves a high ranking in the Great Place to Work awards both in the UK and Worldwide, most recently having been #9 Worldwide in 2023 and 2024.
Cadence is committed to equal employment opportunity and employment equity throughout all levels of the organization. We strive to attract a qualified and diverse candidate pool and encourage diversity and inclusion in the workplace.
Be proud and passionate about the work you do. Together, our "One Cadence -- One Team" culture drives our success.
We're doing work that matters. Help us solve what others can't.
Additional Jobs ( Employment Opportunity Policy:
Cadence is committed to equal employment opportunity throughout all levels of the organization.
+ Read the policy(opens in a new tab) ( welcome your interest in the company and want to make sure our job site is accessible to all. If you experience difficulty using this site or to request a reasonable accommodation, please contact
Privacy Policy:
Job Applicant If you are a job seeker creating a profile using our careers website, please see the privacy policy(opens in a new tab) ( .
E-Verify Cadence participates in the
E-Verify program in certain U.S. locations as required by law. Download More Information on E-Verify (64K) ( plays a critical role in creating the technologies that modern life depends on. We are a global electronic design automation company, providing software, hardware, and intellectual property to design advanced semiconductor chips that enable our customers create revolutionary products and experiences.
Thanks to the outstanding caliber of the Cadence team and the empowering culture that we have cultivated for over 25 years, Cadence continues to be recognized by Fortune Magazine as one of the 100 Best Companies to Work For. ? Our shared passion for solving the world's toughest technical challenges, our dedication to pushing the limits of the industry, and our drive to do meaningful work differentiates the people of Cadence.
Cadence is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, basis of disability, or any other protected class.
Cadence is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, basis of disability, or any other protected class.

Senior Software Engineer (C#)
Job Description:
We are currently seeking a Senior Software Engineer (C#) to take responsibility for building, enhancing, and maintaining products or systems that support Sage's business plans and long-term objectives, using the identified architecture.
As a Senior Software Engineer at Sage, you will report to the Engineering Team Lead and serve as a subject matter expert on technical solutions and business processes within your area of responsibility.
You will collaborate with various disciplines and teams, both within and outside the Product Business Unit, to ensure consistency, quality, and successful project delivery.
*** Please note that this role is hybrid and will require you to work 3 days a week from our Newcastle office. ***
Key Responsibilities:
- Develop, implement, and maintain high-quality technical solutions, including third-party applications, data, and reports.
- Produce relevant documentation to describe logic, coding/configuration, testing, and changes where applicable.
- Contribute to the maintenance and enhancement roadmap for key services, incorporating feedback to improve the customer experience.
- Identify opportunities for continuous improvement of development processes and proactively transfer knowledge amongst the team.
- Establish and help maintain a high-quality knowledgebase of key applications and/or systems incorporating data and/or reporting where applicable
- Actively participate in retrospectives and debriefs to strengthen the team's skills, while also mentoring junior engineers when needed.
Requirements
- Strong proficiency in C# and Angular.
- Hands-on experience with Microsoft Azure.
- Familiarity with Infrastructure as Code tools, including Terraform and YAML.
- Deep understanding of database design principles, including logical and physical schema modelling.
- Experience in multi-tier application architecture and major relational databases, especially Microsoft/Azure SQL.
- Proficiency in unit and integration testing methodologies.
#LI-AS1
Function:
Product Delivery
Country:
United Kingdom
Office Location:
Newcastle
Work Place type:
Hybrid
Advert
Working at Sage means you're supporting millions of small and medium sized businesses globally with technology to work faster and smarter. We leverage the future of AI, meaning business owners spend less time doing routine tasks, like entering invoices and generating reports, and more time pursuing their ambitions.
Our colleagues are the best of the best. It's why we were awarded 2024 Best Places to Work by Glassdoor. Because to achieve extraordinary outcomes, we need extraordinary teams. This means infusing Sage with people who knock down barriers, continuously innovate, and want to experience their potential.
Learn more about working at Sage:sage.com/en-gb/company/careers/working-at-sage/
Watch a video about our culture:youtube.com/watch?v=qIoiCpZH-QE
We celebrate individuality and welcome you to join us if you embrace all backgrounds, identities, beliefs, and ways of working. If you need support applying, reach out
Learn more about DEI at Sage:sage.com/en-gb/company/careers/diversity-equity-and-inclusion/
Equal Employment Opportunity (EEO)
Sage is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities.
In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Sage will be based on merit, qualifications, and abilities. Sage does not discriminate in employment opportunities or practices on the basis of race, color, religion, sex, national origin, age, protected disability, veteran status, sexual orientation, gender identity, genetic information, or any other characteristic protected by applicable law.

Principal Software Engineer (C#)
Job Description:
Are you passionate about solving complex engineering challenges? Do you love understanding systems at a deep technical level? If so, this is your opportunity to lead and shape the technical direction of Sage for Accountants, working across multiple engineering squads as a Principal Software Engineer.
This is a hybrid role - three days per week in our Manchester or Newcastle office.
Why Join Us?
- Work with a modern tech stack, including C#,.NET, AWS, REST APIs, and more.
- Drive technical innovation and scalability in a collaborative, engineering-led environment.
Key Responsibilities:
What You'll Be Doing
- Architecting and evolving Sage for Accountants, optimizing performance, infrastructure, and scalability.
- Providing hands-on technical leadership across engineering and QA teams.
- Designing and implementing enterprise solutions with best practices in microservices, event sourcing, and domain-driven design.
- Championing CI/CD pipelines, automation, and an API-first approach.
- Driving a culture of continuous learning and technical excellence.
What You Bring
- Proficiency in C#.NET, AWS / Azure, and modern backend development.
- Expertise in enterprise architecture and software design patterns.
- Hands-on experience with Agile, SCRUM, or Extreme Programming.
- Strong problem-solving skills and ability to adapt to new technologies.
- Proven experience delivering high-performance, scalable systems.
- Hands-on experience with TDD/BDD, CI/CD pipelines (Docker, TeamCity, GitHub), and open-source technologies.
- Deep understanding of microservices, event-driven architectures, and cloud-native development.
Join us in building the future of Sage for Accountants. If you thrive in a fast-paced, problem-solving environment, we'd love to hear from you!
#LI-MD1
Function:
Product Delivery
Country:
United Kingdom
Office Location:
Manchester;Newcastle
Work Place type:
Hybrid
Advert
Working at Sage means you're supporting millions of small and medium sized businesses globally with technology to work faster and smarter. We leverage the future of AI, meaning business owners spend less time doing routine tasks, like entering invoices and generating reports, and more time pursuing their ambitions.
Our colleagues are the best of the best. It's why we were awarded 2024 Best Places to Work by Glassdoor. Because to achieve extraordinary outcomes, we need extraordinary teams. This means infusing Sage with people who knock down barriers, continuously innovate, and want to experience their potential.
Learn more about working at Sage:sage.com/en-gb/company/careers/working-at-sage/
Watch a video about our culture:youtube.com/watch?v=qIoiCpZH-QE
We celebrate individuality and welcome you to join us if you embrace all backgrounds, identities, beliefs, and ways of working. If you need support applying, reach out
Learn more about DEI at Sage:sage.com/en-gb/company/careers/diversity-equity-and-inclusion/
Equal Employment Opportunity (EEO)
Sage is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities.
In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Sage will be based on merit, qualifications, and abilities. Sage does not discriminate in employment opportunities or practices on the basis of race, color, religion, sex, national origin, age, protected disability, veteran status, sexual orientation, gender identity, genetic information, or any other characteristic protected by applicable law.

About Us:
We are the leader in human-centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We're driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.
How We Work:
At Proofpoint, you'll be part of a global team that breaks barriers to redefine cybersecurity, guided by our BRAVE core values: Bold in how we dream and innovate, Responsive to feedback, challenges, and opportunities, Accountable for results and best-in-class outcomes, Visionary in future-focused problem-solving, Exceptional in execution and impact.
**Corporate Overview**
Proofpoint is a leading cybersecurity company protecting organizations' greatest assets and biggest risks: vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web.
We are singularly devoted to helping our customers protect their greatest assets and biggest security risk: their people. That's why we're a leader in next-generation cybersecurity. Protection Starts with People. Proofpoint.
**The Role**
We are looking for a highly experienced Staff Software Engineer to join our Platform Engineering team. This role is focused on building and scaling the foundational infrastructure and services that power our internal engineering ecosystem.
As a senior individual contributor, you'll be instrumental in designing, developing, and maintaining petabyte-scale production platforms with a strong emphasis on resilience, performance, and developer experience. You'll work on distributed systems, deployment infrastructure, and internal service frameworks, enabling teams across the organization to deliver with speed, security, and reliability.
**Your day-to-day**
- Architect, build, and maintain scalable, fault-tolerant systems that support petabyte-scale workloads in production
- Lead development of RESTful APIs using Java or similar high-performance languages (e.g., Go, Kotlin, Scala)
- Contribute to the evolution of our internal platform by improving core infrastructure components and abstractions
- Design and optimize data pipelines and backend systems leveraging distributed technologies like Apache Kafka and Cassandra
- Drive platform modernization through Kubernetes-based deployments and configuration management using tools like Puppe
- Champion best practices in CI/CD, observability, security, and cloud-native architecture
- Collaborate with product and engineering teams to understand their needs and deliver reusable, scalable solutions
- Mentor other engineers, review design documents and code, and provide leadership in solving complex technical challenges
- Own the operational health of platform services, including reliability, uptime, and on-call rotations.
**What you bring to the team**
- Extensive experience in software engineering, with significant time spent on infrastructure or platform teams
- Proven track record of designing and operating petabyte-scale systems in production environments
- Deep experience with Java and working knowledge of other programming languages such as Python, Go or Scala
- Strong understanding and hands-on experience with RESTful service design and implementation
- Solid background in distributed systems and experience with technologies like Kafka, Cassandra, or equivalents
- Proficiency with Kubernetes (K8s), Terraform and Puppet, or similar deployment and configuration management tools
- Familiarity with AWS, Azure (preferred) or other public cloud ecosystems; understanding of cloud-native patterns and cost-aware design
- Experience with system monitoring, logging, and alerting tools (e.g., Prometheus, Grafana, ELK)
- Excellent problem-solving, communication, and collaboration skills with the ability to influence at multiple levels.
**Nice to Have**
- Experience building internal developer platforms or platform-as-a-service (PaaS) offerings
- Contributions to open-source tools and frameworks in the infrastructure or backend ecosystem. * Exposure to security best practices and compliance considerations in large-scale environments
**Why Proofpoint**
Protecting people is at the heart of our award-winning lineup of cybersecurity solutions, and the people who work here are the key to our success. We're a customer-focused and a driven-to-win organization with leading-edge products. We are an inclusive, diverse, multinational company that believes in culture fit, but more importantly 'culture-add', and we strongly encourage people from all walks of life to apply.
We believe in hiring the best and the brightest to help cultivate our culture of collaboration and appreciation. Apply today and explore your future at Proofpoint! #LifeAtProofpoint
#LI-CB1
Why Proofpoint? At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you'll love working with us:
- Competitive compensation
- Comprehensive benefits
- Learning & Development: We are committed to the growth and development of our team members, offering a range of programs including leadership and professional development workshops, stretch project assignments, and mentoring opportunities to help employees reach their full potential.
- Flexible work environment: (Remote options, hybrid schedules, flexible hours, etc.).
- Annual wellness and community outreach days
- Always on recognition for your contributions
- Global collaboration and networking opportunities
Our Culture:
Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone. We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to . How to Apply Interested? Submit your application here . We can't wait to hear from you!
Proofpoint has been honored with six Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Career Growth, Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams.
We are the leader in human-centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We're driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.
Our BRAVE Values:
At Proofpoint, we are BRAVE in everything we do, and our values aren't just words-they shape how we work, collaborate, and grow.
We seek people who are bold enough to challenge the status quo, responsive in the face of ever-evolving threats, and accountable for delivering real impact.
We value those with a visionary mindset who anticipate what's next and push cybersecurity forward, and we celebrate exceptional execution that ensures we continue to defend data and protect people.
Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.
Find your network, your allies, and your biggest fans. We know that work is simply better when you're surrounded by people who inspire you-who share ideas, cheer you on, and genuinely want to see you succeed. That's why we offer social circles, sponsored networks, and connection points across teams and time zones-to help you find your people, build your community, and thrive together.
This isn't just a job-it's a mission to protect people and defend data in a world that never slows down. We're building the future of human-centric cybersecurity, and that future belongs to all of us. We take ownership, move fast, and hold ourselves accountable-because that's what it takes to stay ahead. And we do it together, winning as one.
Be empowered to reach your full potential through meaningful challenges and personalized support-designed around you and your goals. Whether you're growing as a leader or leveling up from great to exceptional as an individual contributor, we're here to help you get there.
Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.

The Software Engineer role leads and participates in solving business problems by building robust, high-performance large-scale enterprise applications. You will leverage your deep technical knowledge to design and code scalable and easily maintainable solutions as well as mentor other more junior engineers as needed. You will promote a culture of technical excellence and continuous improvements within the team.
**Responsibilities**
+ Develop and engineer solutions within multiple agile software delivery teams, working to collaboratively deliver sprint goals, write code, and participate in the broader Citi technical community and team-level Agile and Scrum processes.
+ Engage in the full software development lifecycle (SDLC), including planning, development, testing, and deployment ensuring adherence to best practices in CI/CD pipelines
+ Foster relationships with end users and stakeholders and influence product design evolution and delivery strategies
**Required Qualifications**
+ Experience as a Software Engineer/Developer using Java and/or Python
+ Clear understanding of Data Structures and Object-Oriented Principles
+ Experience building horizontally scalable software using Cloud-native development or Container Orchestration tools such as Kubernetes
+ Spring Framework including Core, Integration, Batch, JDBC, Hibernate.
+ Databases - RDBMS preferably Oracle, NoSQL preferably MongoDB.
+ Familiarity with Linux environment including scripting skills.
+ SDLC/Dev Ops - Git/BitBucket, CI/CD pipeline frameworks such as Jenkins, SonarQube, JIRA, Any secure coding toolkits.
+ Experience using Generative AI tools such as CoPilot
+ Demonstrated clear and concise written and verbal communication skills
+ Demonstrated leadership, project and stakeholder management skills
**Education**
+ Bachelor's degree/University degree in software or computer engineering
**About the Team**
Part of the Finance, Market and Credit Risk Technology organization, the Wholesale Lending Credit Risk Technology Team is responsible for delivering credit risk loss forecasting software solutions which are used by risk managers and enterprise risk professionals to support various regulatory programs such as CCAR as well as internal stress testing and risk appetite policies
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**Job Family Group:**
Technology
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**Job Family:**
Business Analysis / Client Services
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**Time Type:**
Full time
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**Most Relevant Skills**
Please see the requirements listed above.
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**Other Relevant Skills**
For complementary skills, please see above and/or contact the recruiter.
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_Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law._
_If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review_ _Accessibility at Citi ( _._
_View Citi's_ _EEO Policy Statement ( _and the_ _Know Your Rights ( _poster._
Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.

Citi, the world leading global bank, has approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. Citi enables clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity.
**The Team:**
Cloud Technology Services (CTS) is responsible for looking after Citi's Cloud programme across Public and Private Cloud. It has several new and exciting programmes utilising cutting edge cloud and container technologies, with a view to ensuring that our offerings are best in class and enable our wider business lines and clients alike.
**The job:**
This role sits within the newly formed GenAI Security team, which is responsible for ensuring, maintaining, and improving the security of our GenAi Prompt security capabilities within the firm. You will be responsible for engineering solutions that strengthen and broaden our security capabilities in an environment that is changing daily whilst also working with vendor products to achieve the same aims. You will have the opportunity to partner with key Engineering teams, alongside Operations and Site Reliability Engineering.
Effective capabilities that combine security and engineering excellence are key to success.
**What the role covers:**
+ Designing, developing, optimizing, and enhancing a GenAI prompt security platform to protect firm AI/LLM-based applications from adversarial attacks and prompt injections.
+ Building and automating a security testing framework to validate protection mechanisms for various LLM use cases.
+ Owning solutions that are expected to operate and perform at scale across the organisation.
+ Collaboration with multiple stakeholders and partners across Engineering and Operations as well as partner teams within the wider Citi organisation, across different time zones.
**Job Skills/ Qualifications:**
+ Highly motivated self-starter with excellent interpersonal and problem-solving skills
+ Bachelor's degree or equivalent work experience
+ Good oral and written communication skills
+ Significant relevant industry work experience
+ Experience of the full lifecycle of design, implementation and running of enterprise software solutions involving cross functional team collaboration
+ Expertise in a major programming language such as Python and/or Go, and associated tooling (Git, Maven, IDEs, Jenkins, Bitbucket etc)
+ Expertise in designing and implementing secure APIs and libraries.
+ Experience in Generative AI, LLM frameworks, LLM prompt engineering and/or adversarial testing is a bonus.
+ Experience with Cyber engineering and Operations, which could include DevSecOps or MLSecOps.
+ Experience contributing to the architecture and design (architecture, design patterns, reliability, scaling) of new and current systems
+ Experience in containerized deployment (Kubernetes, OpenShift etc).
+ Expertise with DevOps, CI/CD and agile methodology
**What we can offer you:**
By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:
+ 27 days annual leave (plus bank holidays)
+ A discretional annual performance related bonus
+ Private Medical Care & Life Insurance
+ Employee Assistance Program
+ Pension Plan
+ Paid Parental Leave
+ Special discounts for employees, family, and friends
+ Access to an array of learning and development resources
Visit our?Global Benefits?page to learn more. ( these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.
#LI-MK2
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**Job Family Group:**
Technology
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**Job Family:**
Systems & Engineering
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**Time Type:**
---
**Most Relevant Skills**
Please see the requirements listed above.
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**Other Relevant Skills**
For complementary skills, please see above and/or contact the recruiter.
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_Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law._
_If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review_ _Accessibility at Citi ( _._
_View Citi's_ _EEO Policy Statement ( _and the_ _Know Your Rights ( _poster._
Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.

**The Department**
Developer Enablement is a function of the CTO organization. Our mission is to make it easy and enjoyable for software engineering teams to transform business ideas into innovative product solutions. Our main goals are to improve and upgrade tools, streamline processes, automate and strengthen controls, and help development teams adopt modern working methods.
**The Team**
The Codified Controls team within Developer Enablement is revolutionizing how we manage policies, standards, and controls through a company-wide "everything-as-code" initiative. We build and deliver automated controls, developing both the core technology and supporting infrastructure. As a product-focused team, we prioritize user needs and iterative development through close collaboration. We seek engineers with proven experience in product-oriented environments and a demonstrated ability to empathize with users.
**The Role**
Software Engineers are critical to delivering the suite of tools within our department. As a GenAI Senior Full-Stack Software Engineer, you'll play a key role in building high-impact products, collaborating with cross-functional teams, and continuously improving your skillset. We believe our engineers should participate in all stages of product development - from ideation to execution - and you will be integral to every step of that journey. You will work extensively with Generative AI technologies, such as GPT-4 and Gemini, integrating their capabilities into our systems through advanced prompt engineering and API integration.
As the GenAI Senior Full-Stack Software Engineer, you'll demonstrate a deep understanding of user needs while contributing to the overall product vision. You'll translate cutting-edge GenAI research into scalable, production-grade solutions, bridging the gap between experimentation and enterprise deployment.
Our diverse tech stack encompasses Python, Go, TypeScript, React, Kubernetes, MongoDB, and Generative AI integrations, requiring adaptability and a commitment to continuous learning.
**Responsibilities**
+ Design, develop, and test software applications that leverage Large Language Models and AI capabilities
+ Collaborate closely with team members to ensure software is developed and delivered on time and within budget
+ Set standards for excellence: high-quality software and exceptional user experiences
+ Stay current with the latest software development trends and AI/ML technologies
+ Ensure software platforms comply with Citi's security and Software Development Life Cycle processes
+ Work with diverse teams across the organization to drive adoption of everything-as-code and codified controls mindset
+ Support and drive cultural change by encouraging critical thinking about controls and processes and fostering a culture of continuous improvement
+ Integrate and optimize Large Language Model capabilities in production applications
+ Develop robust prompt engineering strategies and AI workflow automation
**Key Characteristics**
+ Proven ability to identify and solve complex problems effectively
+ Excellent communication and collaboration skills
+ Self-motivated with the ability to work effectively in both team and remote environments
+ Pragmatic and creative approach to risk management
+ Champion of inclusion and diversity in all aspects of work
+ Growth mindset with willingness to learn and adapt in a fast-paced environment
+ Demonstrates enthusiasm and builds trust through empathy
+ Strong technical curiosity, especially regarding AI/ML technologies
**Required Experience**
+ Proven experience as a Full-Stack Software Engineer in product-focused teams
+ Strong experience delivering production code, preferably in Python, Go, and TypeScript
+ Experience working in agile software development environments
+ Demonstrated experience with distributed systems, event-driven architectures, container-based microservices, distributed logging, SQL and NoSQL databases, and DevSecOps practices
**Preferred Experience**
+ Previous experience working with OpenAI, Anthropic, Google AI, or similar LLM providers
+ Experience integrating AI/ML models or APIs into production applications
+ Familiarity with Large Language Model APIs, prompt engineering, and AI workflow design
+ Understanding of AI safety, responsible AI practices, and model performance optimization
+ Knowledge of vector databases and semantic search technologies
+ Experience with AI model fine-tuning or custom model deployment
+ Background in natural language processing or machine learning
+ Experience with AI governance and compliance frameworks
**What we'll provide you**
By joining Citi Belfast, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:
+ 27 days annual leave (plus bank holidays)
+ A discretional annual performance related bonus
+ Private Medical Care & Life Insurance
+ Employee Assistance Program
+ Pension Plan
+ Paid Parental Leave
+ Special discounts for employees, family, and friends
+ Access to an array of learning and development resources
Visit our?Global Benefits?page to learn more. ( these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.
#LI-RH4
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**Job Family Group:**
Technology
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**Job Family:**
Applications Development
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**Time Type:**
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**Most Relevant Skills**
Please see the requirements listed above.
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**Other Relevant Skills**
For complementary skills, please see above and/or contact the recruiter.
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_Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law._
_If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review_ _Accessibility at Citi ( _._
_View Citi's_ _EEO Policy Statement ( _and the_ _Know Your Rights ( _poster._
Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.

Fixed Wire Test Engineer - Fermanagh area
Experience with Electrical Testing and Inspection? Expert at Fixed Wire Testing? Looking for a great career with a market-leading company? Come and be part of our success!
Great benefits including uncapped bonus, company vehicle, signing on bonus and more!
At phs Compliance our business continues to grow, and to support this want experienced Electricians to j.