Explore C developer opportunities, a field experiencing consistent demand. These roles involve crafting software solutions using the C programming language, often working on system-level programming, embedded systems, and performance-critical applications. C developers are sought after across various sectors, from technology firms to engineering companies, requiring a strong grasp of algorithms, data structures, and software development principles. 7,393 C Developer jobs in the United Kingdom
Software Development Engineer (L5),RBKS Developer Experience
Posted 4 days ago
Job Viewed
Job Description
Do you want to build tools and services that fundamentally improve the development experience for your fellow software developers? The RBKS Developer Experience (DevX) team is looking for passionate software developers to transform the way our customers improve, write and execute test automation software. We develop frameworks and services that enable teams to improve the quality of their products through testing and feedback at every stage of the software lifecycle. We make best practices the path of least resistance. Our tools are automated, intelligent, ubiquitous and wherever possible we automatically perform actions on behalf of our customers/software engineers.
Key job responsibilities
In this role, you will:
- Write clean, maintainable code and perform peer code-reviews;
- Work with DevX and internal teams to prioritise, design and build new solutions for our customers;
- Work with other team members to investigate design approaches, prototype new technology and evaluate technical feasibility.
You will be successful in this role if you:
- Enjoy collaborating with partners, colleagues and teams across the world;
- Have previous expertise working with firmware and distributed systems;
- Can drive tasks to completion and take full ownership of projects;
- Are comfortable with proactive outward communication and technical leadership;
- Can deal well with ambiguous/undefined problems.
About the team
Our mission is to enhance the developer experience at RBKS, enabling engineers to create loveable products and features for our customers. We provide tools, data, and infrastructure that will reduce the time to get code from developers to customer devices whilst ensuring operational excellence, by reducing friction during coding and providing greater device health visibility. Our vision is to develop a suite of tools that seamlessly integrate across the entire development lifecycle, from desktop to production. These tools will enable pre-hardware development and a smooth transition to on-device testing.
Basic Qualifications
- Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design
- Experience in penetration testing and exploitability-focused vulnerability assessment
- Experience in platform-level security mitigations and hardening for Linux and Windows
- Experience in professional, non-internship software development
- Experience building test automation frameworks and tools
Preferred Qualifications
- Knowledge of overall system architecture, scalability, reliability, and performance in a database environment
- Experience with security in service-oriented architectures and web services
Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( ) to know more about how we collect, use and
Software Development Engineer (L5),RBKS Developer Experience
Posted 4 days ago
Job Viewed
Job Description
Do you want to build tools and services that fundamentally improve the development experience for your fellow software developers? The RBKS Developer Experience (DevX) team is looking for passionate software developers to transform the way our customers improve, write and execute test automation software. We develop frameworks and services that enable teams to improve the quality of their products through testing and feedback at every stage of the software lifecycle. We make best practices the path of least resistance. Our tools are automated, intelligent, ubiquitous and wherever possible we automatically perform actions on behalf of our customers/software engineers.
Key job responsibilities
In this role, you will:
- Write clean, maintainable code and perform peer code-reviews;
- Work with DevX and internal teams to prioritise, design and build new solutions for our customers;
- Work with other team members to investigate design approaches, prototype new technology and evaluate technical feasibility.
You will be successful in this role if you:
- Enjoy collaborating with partners, colleagues and teams across the world;
- Have previous expertise working with firmware and distributed systems;
- Can drive tasks to completion and take full ownership of projects;
- Are comfortable with proactive outward communication and technical leadership;
- Can deal well with ambiguous/undefined problems.
About the team
Our mission is to enhance the developer experience at RBKS, enabling engineers to create loveable products and features for our customers. We provide tools, data, and infrastructure that will reduce the time to get code from developers to customer devices whilst ensuring operational excellence, by reducing friction during coding and providing greater device health visibility. Our vision is to develop a suite of tools that seamlessly integrate across the entire development lifecycle, from desktop to production. These tools will enable pre-hardware development and a smooth transition to on-device testing.
Basic Qualifications
- Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design
- Experience in penetration testing and exploitability-focused vulnerability assessment
- Experience in platform-level security mitigations and hardening for Linux and Windows
- Experience in professional, non-internship software development
- Experience building test automation frameworks and tools
Preferred Qualifications
- Knowledge of overall system architecture, scalability, reliability, and performance in a database environment
- Experience with security in service-oriented architectures and web services
Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( ) to know more about how we collect, use and
Developer
Posted 1 day ago
Job Viewed
Job Description
Contract Opportunity – WebMethods Developer / Administrator
Location: Remote (UK-based only)
Duration: 6 months (possible extension)
IR35: Inside IR35
Security Clearance: Sole UK nationals only – must have lived in the UK for the last 5 years. SC clearance or willingness to obtain.
Are you a WebMethods expert who thrives on solving integration challenges? This is your chance to join a high-performing team, work on exciting projects, and make a real impact — all while working remotely from anywhere in the UK.
What You’ll Be Doing
- Designing, developing, and deploying cutting-edge integrations using WebMethods 10.
- Driving automation with DevOps toolsets for testing and deployment.
- Troubleshooting and resolving complex integration issues.
- Administering WebMethods environments using Command Central for patching, monitoring, and optimisation.
- Collaborating closely with stakeholders to capture requirements and design solutions that deliver real value.
Must Have skills
- Hands-on experience with WebMethods 9 and 10 integration delivery.
- Strong knowledge of JMS Queues, SAP Adaptors, SFTP, HTTPS, JSON, XML, and SOAP.
- Experience in WebMethods administration, including patch management and capacity monitoring.
- Understanding of automated testing and CI/CD pipelines.
- Excellent communication skills and the ability to work with both technical and non-technical teams.
Why You’ll Love This Role
- 100% remote working – no commute, no office politics.
- Work on diverse, challenging projects where your skills make an immediate difference.
- Join a collaborative, supportive team that values innovation.
- Competitive daily rate inside IR35, via an FCSA-accredited umbrella.
Start Date: 1st September 2025
If you’re ready to take on a new challenge and put your WebMethods expertise to work, apply today and be part of something impactful.
Developer
Posted 5 days ago
Job Viewed
Job Description
A career at Janus Henderson is more than a job, it's about investing in a brighter future together.
Our Mission at Janus Henderson is to help clients define and achieve superior financial outcomes through differentiated insights, disciplined investments, and world-class service. We will do this by protecting and growing our core business, amplifying our strengths and diversifying where we have the right.
Our Values are key to driving our success, and are at the heart of everything we do:
Clients Come First - Always | Execution Supersedes Intention | Together We Win | Diversity Improves Results | Truth Builds Trust
If our mission, values, and purpose align with your own, we would love to hear from you!
Your opportunity
+ As a Developer within the Operations and Regulatory Technology team you be responsible for designing, developing and maintaining software used to support Janus Henderson's Regulatory obligations.
+ To support the development of these applications you will be required to understand building of new cloud-based applications (Azure, Microsoft Stack, Angular), databases (Azure SQL Server, Snowflake), and supporting functionality to meet business stakeholder and regulatory requirements.
+ Using Agile project methodologies, you will work as part of a team to deliver change covering the full project Lifecyle from project initiation through to test execution and Go Live, adhering to product release delivery schedules working as a collaborative team member in an agile development environment.
+ This is a hands-on technical role where you will be required to research, design, develop, test, debug, document and support custom Regulatory applications in support of business needs.
+ Partnering with the Regulatory Reporting team as well as other impacted stakeholders, you will be instrumental in agreeing and implementing changes to our operating model to ensure we continue to meet our regulatory requirements. You will also be required to produce technical specifications and release notes for required features and architectural/framework improvements so excellent communication skills is a must.
+ You will actively participate in code design and code reviews with appropriate team members as well as requirements and design meetings.
+ You will need to ensure that all code adheres to vendor best practice and strict standards for accessibility, security, object-oriented practices and performance.
+ Carry out additional duties as assigned.
What to expect when you join our firm
+ Hybrid working and reasonable accommodations.
+ Generous Holiday policies.
+ Excellent Health and Wellbeing benefits including corporate membership to ClassPass.
+ Paid volunteer time to step away from your desk and into the community.
+ Support to grow through professional development courses, tuition/qualification reimbursement and more.
+ Maternal/paternal leave benefits and family services
+ Complimentary subscription to Headspace - the mindfulness app
+ All employee events including networking opportunities and social activities.
+ Lunch allowance for use within our subsidized onsite canteen
Must have skills
+ Experience in C# and Angular, solid understanding of OOP, and full-stack development including Azure DevOps
+ Experience in Azure including Functions, Resource Groups, Service Bus, Storage, and additional resource types
+ Proficiency in SQL across SQL Server and/or Snowflake to analyse, investigate, optimize data retrieval, and build out requirements as needed.
+ Understanding of data, specifically related to asset management regulatory and investment areas
+ Understanding of Agile delivery methodologies
+ Ability to design and deliver complex systems at scale
+ Excellent communication, presentation, influencing, and reasoning skills, demonstrating the ability to communicate information technology concepts to non-technology personnel
+ Problem solving / analysis - ability to understand complex issues and to then identify and effectively communicate solutions, taking ownership of the problem through to successful resolution
+ Experience of working in a global environment managing stakeholders across the globe
Nice to have skills
+ Databricks and Python development experience beneficial
+ Experience of micro-service development and API development
+ Craftsman-like approach to building software; takes pride in engineering excellence and instils these values in others
+ Demonstrable passion for technology e.g. personal projects, open-source involvement
+ Intellectually robust with a keenly analytic approach to problem solving
+ Self-organized with the ability to effectively manage time across multiple projects and with competing business demands and priorities
+ Focused on delivering value to the business with relentless efforts to improve process
+ Strong interpersonal skills; able to establish and maintain a close working relationship with team members and senior business stakeholders alike
+ Confident communicator: able to argue a point concisely and deal positively with conflicting views.
+ Ability to communicate information technology concepts to non-technology personnel
+ Problem ownership - takes responsibility for identified issues and works to resolve in a pragmatic manner
+ Client focused, committed to excellence, strong attention to detail and a team player
Supervisory responsibilities
+ No
Potential for growth
+ Mentoring
+ Leadership development programs
+ Regular training
+ Career development services
+ Continuing education courses
You will be expected to understand the regulatory obligations of the firm, and abide by the regulated entity requirements and JHI policies applicable for your role.
At Janus Henderson Investors we're committed to an inclusive and supportive environment. We believe diversity improves results and we welcome applications from candidates from all backgrounds. Don't worry if you don't think you tick every box, we still want to hear from you! We understand everyone has different commitments and while we can't accommodate every flexible working request we're happy to be asked about work flexibility and our hybrid working environment. If you need any reasonable accommodations during our recruitment process, please get in touch and let us know at
#LI-LN2 #LI-HYBRID
Janus Henderson (including its subsidiaries) will not maintain existing or sponsor new industry registrations or licenses where not supported by an employee's job functions (as determined by Janus Henderson at its sole discretion).
All applicants must be willing to comply with the provisions of Janus Henderson Investment Advisory Code of Ethics related to personal securities activities and other disclosure and certification requirements, including past political contributions and political activities. Applicants' past political contributions or activity may impact applicants' eligibility for this position. Janus Henderson is an equal opportunity /Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. All applications are subject to background checks.
Developer
Posted today
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Job Description
Are you passionate about buildinginteractive maps ,data-rich dashboards , andintuitive user experiences ? We're looking for a skilledFull-Stack Developer who thrives at the intersection of geospatial data, modern web technologies, and backend API development.
? Tech Stack You'll Work With:Database: PostgreSQL + PostGIS
Backend: Node.js, Python, .NET (or equivalent) API development
Frontend: JavaScript, Ma.
WHJS1_UKTJ
Developer
Posted 7 days ago
Job Viewed
Job Description
Developer, Nottingham Office
- Permanent, Full-time, Hybrid
About LEAP
LEAP is the leading provider of Legal Practice Productivity Solutions in the world and is part of ATI – one of the largest international LegalTech companies. For more than 30 years, our curiosity and commitment to continual improvement have kept us reimagining productivity tools for lawyers and their staff to support our guiding purpose, to ‘Help lawyers who help people’. The market-leading software we develop and support is used by more than 100,000 lawyers and their staff in small and medium-sized law firms.
LEAP Estates is the Private Client specialist division of LEAP. We operate as our own independent business unit, as well as providing support to the wider LEAP business. Focusing on this area of law only has enabled us to deliver innovative solutions and award-winning software to our growing user base.
Meet the Innovations Team
At the core of LEAP’s success is our market leading software, and our Innovations Team are the architects, coders, and creators keeping our legal software at the cutting edge of what’s possible.
Working alongside a dynamic and passionate team of law and technology experts alike, you’ll harness your technical aptitude and curiosity to understand our client's needs and translate them into innovative software solutions.
This is an exciting opportunity to work at the frontier of the technology space and make a powerful impact by streamlining our customer's ways of working and giving them space to do more for their clients. A place where your unique perspective and a little human touch will do wonders, not just for lawyers who help people, but in shaping the future of legal technology.
Requirements
Our Stack:
- Backend - PHP (Laravel)
- Frontend - Javascript (Vue.js, React.js)
- Design - Bootstrap & TailwindCSS
- Devops – AWS, Digital Ocean, Forge
What you'll do
- Write testable, optimal and clean code.
- Preform code reviews for peers.
- Planning and designing of software solutions.
- Prioritising own workload, allowing for urgent support requests.
- Undertaking in daily Huddles and weekly sprint planning and review meetings.
- Communicating any blockers efficiently and timely.
What you'll bring
- Over 3 years of experience in server management and web development.
- Experienced in leading and mentoring developers across varying skill levels.
- Skilled in writing comprehensive tests to maintain product reliability and security.
- Proven ability to work autonomously and make confident decisions during development.
- Experience working with and managing developers of various skill levels, including mentorship.
- Expertise with Cloud Infrastructure (DigitalOcean / AWS).
- Strong knowledge of MySQL and database design.
- Experienced with Git for version control.
- Familiarity with continuous integration implementation.
- Knowledge of C# is a plus, but not mandatory.
LEAP is an inclusive, people-first company committed to breaking down institutional barriers that keep people from reaching their potential. If you meet some, but not all of the requirements above, we encourage you to still submit your application.
Benefits
What you'll get
On top of a competitive salary and commission structure, we also offer an excellent benefits package:
- Friendly, supportive and driven culture
- LEAP pays 8% of your salary into your pension
- Private Health Insurance, including optical and dental
- £80 a month gym contribution
- Life Insurance cover
- Employee Assistance Program
- Generous Professional Development Fund
- Enhanced Parental Leave
- PerkBox membership
- Cycle to work scheme
- 25 days holiday (plus 8
Software Developer
Posted today
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Job Description
Software Developer
Bristol
SNBG 7 -10
An excellent opportunity has arisen for a Software Developer to join our team in Bristol.
At Rolls-Royce we are pioneers of power. When we talk about innovation within this business, it's essential we demonstrate how we do this. We don't just imagine great possibilities - we push boundaries at every stage and bring our innovative ideas to life through impressive engineering. This is how we create brilliance, which we should sell by letting the facts speak for themselves.
We're the second largest global provider of defence aero-engine products and services globally with 16,000 military engines. Rolls-Royce has customers in more than 150 countries, comprising more than 400 airlines and leasing customers, 160 armed forces and more than 5,000 power and nuclear customers. From combat to transport, from trainers to helicopters, our engines and pioneering service solutions ensure that our Defence customers have world-leading engine technology available, whatever the mission demands.
As an integral partner in the Tempest programme, the programme to develop the next generation of combat aircraft, we're developing innovative capabilities and technologies to revolutionise air power.
A fantastic opportunity has arisen in our Test Facility Design team to join this exciting world class team in preparation for our future programmes including Tempest which will provide successful applicants with opportunities to expand their knowledge across all areas of gas turbine operation and development testing.
Key Accountabilities
Develop software for measurement systems from a user requirement to maturity.Investigate and troubleshoot existing systems.Introduce appropriate technology and latest standards into existing designs with a view to improving efficiency and effectiveness.Maintain and develop our Active Directory Network in use on the test site.Participate fully in multi-function design reviews to ensure alignment of customer requirements and proposed design.Able to work under pressure, working to tight short-term deadlines and self-motivated with a positive attitude to work.
Qualifications
Essential:
Competent with C++ and CKnowledge of Revision Control Systems for control of software release (e.g. SVN or GIT).Good working knowledge of Windows operating systems (Clients and servers, installation & configuration) including Active Directory and DNS.Working knowledge of Linux Operating Systems (Installation & configuration).
Desirable:
Network Communication methods, familiarity with UDP and TCP/IP and other network protocols.Familiarity of Microsoft Visual Studio.Understanding of Data Acquisition Systems.
Please be aware that the priority will be given to employees identified as being at high risk.
The professional level and salary of the position will be dependent on the skills and experience of the successful candidate but is anticipated to be Staff Grade 7-10
This job is advertised at the grades shown, and this is the desired operating level for this role. We encourage applications from candidates with relevant experience from any grade
If you're a member of the Rolls-Royce UK Pension Fund (Defined Benefit/Final Salary Scheme), then changing jobs could affect your future pension benefits. To find out more, please click: Further detail on the Standard All-Inclusive Rate (AIR) Pensions splits can be found in Appendix 1: The Pension Protection Arrangements Memorandum of Understanding (MOU) - the MOU explains the arrangements when employees
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Web Developer
Posted today
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Job Description
Our client is a global software organisation with their Uk headquarters in stunning offices based in central London. They are now seeking a Web Designer for an interesting 12 month contract.
This is a hybrid role with 2-3 days a week in the office.
Skills
HTML, CSS, JavaScript, Python, Java, PHP. attention to detail, adaptability, communication, and creativity.
Responsibilities
- Designing and coding websites using languages like HTML, CSS, and JavaScript, testing and debugging applications for bugs and performance,
- Collaborating with designers and clients to understand requirements,
- Optimizing sites for speed and SEO, and staying updated with new technologies and best practices to create user-friendly, functional, and secure web experiences
Benefits
- Long contract
- Global company.
- Possible extension
- Free breakfast
Web Developer
Posted today
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Job Description
The Liberty Recruitment Group is excited to be working in partnership with a growing marketing agency start-up based in Portsmouth.
They’re focused on enriching family life in the local area; whether that be through offering marketing support, social media management, event promotion or through the e-marketplace sites. They’re looking for an experienced PHP / Elementor Developer (Product Manager) to join them and help shape the future of their product development, with an initial focus on creating an MVP for a new site.
Your key focus will be:
- Deliver an MVP of an e-commerce marketplace from consumer entry point to exit point. li>Recruiting qualified team members
- Taking stock and leading of the existing team (currently 4 fully remote developers)
- Representing the brand whilst at the same time leaving their creative signature in the UX of a new e-marketplace .
- To initiate and complete several feedback cycles on the product and to see its improvement.
What they’re specifically looking for:
- < i>Technical skills in PHP and or Elementor
- Having worked in UX or coding for an E-marketplace previously li>Having worked or lead an international team of developers
- Having been involved in an MVP is not necessary, but ideal.
- Superb communication skills and the ability to convey your technical vision to non-technical teams.
Why join them:
They’re in an exciting growth phase with the opportunity to get involved in greenfield development, working from concept through to launch and taking ownership of all development activities. You will have the option to work your 40 hour working week flexibility, they just ask that two days a week are onsite in their Portsmouth office. The team has two core days per week (Monday and Friday 10-3pm) and your other hours can be worked around that. They offer 30 days holiday, plus
SuiteCRM Developer
Posted today
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Job Description
SuiteCRM Developer - Remote - 4-6 months - 375-425 per day (inside IR35)
My client is a global leading IT consultancy. They are on the hunt for a proactive SuiteCRM Developer to join a public sector client of theirs.
You will be responsible for designing, developing, customizing, and maintaining CRM solutions built on the SuiteCRM platform.
Key Responsibilities:
- Develop and customize modules, workflows, and plug-ins in SuiteCRM to meet business requirements.
- Implement new features and maintain existing functionality with a focus on performance and scalability.
- Create and manage REST/SOAP API integrations with third-party systems.
- Collaborate with cross-functional teams (e.g., business analysts, QA, UI/UX designers) to translate requirements into technical solutions.
- Troubleshoot and resolve technical issues, bugs, and performance bottlenecks.
- Maintain technical documentation for developed features and customizations.
- Ensure the system meets best practices in coding standards, security, and data integrity.
Qualifications:
- Proven experience (8+ years) working with SuiteCRM or SugarCRM development.
- Strong proficiency in PHP, MySQL, JavaScript, HTML/CSS, and MVC frameworks.
- Familiarity with CRM database schema and customization best practices.
- Experience with version control systems (e.g., Git).
- Ability to work independently and manage priorities in a fast-paced environment.
- Excellent problem-solving and communication skills.
Preferred:
- Experience with CI/CD pipelines and cloud-based deployment (AWS, Azure).
- Knowledge of Agile methodologies and ticketing systems (e.g., Jira).
- Familiarity with business processes in sales, marketing, and customer support.
SuiteCRM Developer - Remote - 4-6 months - 375-425 per day (inside IR35)
Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website.
Please note that no terminology in this advert is intended to discriminate on the grounds of a person's gender, marital status, race, religion, colour, age, disability or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and ability to perform the duties of the job.
Damia Group is acting as an Employment Business in relation to this vacancy and in accordance to Conduct Regulations 2003.