481 Back Development jobs in the United Kingdom

• Responsible for the delivery of agreed modules within a project (PLC, SCADA, Testing, Networking, Documentation, Hardware design etc)
• Work as directed by the Senior/Lead Engineer and Project Manager
• Responsible for meeting the technical and quality requirements of projects
• Ensure project adherence to company quality processes and procedures
• Identify project opportunities and variations
• Support the Project Manager in identifying and managing risks and issues
• Identify and enable use of reusable modules by standardisation and modularization of systems where appropriate
• Provide Health and Safety leadership by example

• Develop project modules. (Modules as identified in the design - PLC code modules, SCADA scripts, Mimics, comms drivers, etc.)
• Report on progress of all assigned activities to Senior/Lead Engineer or Project Manager
• Identify any deviations from agreed functionality or scope and notify Senior/Lead Engineer or Project Manager
• Peer review documents created by the project team or other teams as required
• Undertake site surveys as required
• Support outline design, upfront design studies and requirement definition for clients
• Develop FDS
• Develop DDS
• Develop test specification & design testing methodology
• Development of site work documentation (Risk assessment, method statement, site test documentation)
• Develop O & M documentation
• Undertake full integrated system testing, CFAT, SAT and installation
• Undertake observations, variation and reworks
• Undertake packing and shipping of the system
• Undertake site installation
• Undertake site retesting
• Provide warranty support as necessary

Software Engineer C#

12 month contract

Based in Stevenage

Offering 65ph Inside IR35

Do you have experience with C#?

Do you have experience across the lifecycle?

Do you want to work with an industry-leading company?

If your answer to these is yes, then this could be the role for you!

As the Software Engineer C#, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry.

You will be involved in:

• Supporting the development of advanced defence systems from the initial concept all the way through to in-service support and training
• Working with Project Leads and Simulation Architects to design and develop simulation components as an end-to-end representation of a Weapon System
• Part of an agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment

Your skillset may include:

• Proficient in C# / C++
• Microsoft Visual Studio, Eclipse
• Ability to work from high level/system view into technical detail
• Knowledge of using Microsoft Windows and Linux operating systems
• Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications,
• Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP
• Practical knowledge of System integration principles and processes

If this all sounds like something you will be interested in then simply apply and we can discuss the opportunity further!

Software Engineer C#

12 month contract

Based in Stevenage

Offering 65ph Inside IR35

Disclaimer:

This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change.

Software Engineer C++

12 month contract

Based in Stevenage

Offering 67ph Inside IR35

Do you have experience with C++?

Do you have experience working in Linux environments?

Do you want to work with an industry-leading company?

If your answer to these is yes, then this could be the role for you!

As the Software Engineer C++, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry.

You will be involved in:

• Design and develop real-time test and capture software on Linux systems using C++
• Integrate and interface with high-speed SFPDP cards across multi-channel data pipelines
• Architect and implement robust, scalable, and maintainable multi-threaded applications
• Define and implement data sequencing and synchronisation logic to support deterministic capture and replay
• Work with hardware teams to ensure seamless integration and timing alignment between software and capture cards
• Lead and contribute to system integration, verification, and testing at both component and system levels
• Conduct performance analysis, debugging, and optimisation of real-time systems
• Document architecture, interface definitions, and test procedures to support handover and formal test activities

Your skillset may include:

• Experience in C++ development in a Linux environment
• Proficiency in C# for tooling, test interfaces, or Windows components
• Proven experience working with real-time data systems, preferably involving SFPDP or other high-speed digital protocols
• Demonstrable skills in multi-threaded and concurrent programming
• Experience with low-level I/O, DMA, or driver-level interactions with PCIe cards or similar
• Familiarity with software sequencing frameworks or custom state machines for test execution
• Experience with version control systems (e.g., Git) and CI/CD pipelines
• Knowledge of FPGA-based data acquisition systems and synchronisation methods
• Familiarity with unit testing frameworks, automated test rigs, or hardware-in-the-loop (HWIL) setups
• Experience developing or integrating with real-time operating systems (RTOS) or using real-time Linux extensions

If this all sounds like something you will be interested in then simply apply and we can discuss the opportunity further!

Software Engineer C++

12 month contract

Based in Stevenage

Offering 67ph Inside IR35

Disclaimer:

This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change.

We're looking for a Senior-level Software Engineer with strong JavaScript/TypeScript skills and experience across modern web stacks. You'll be instrumental in our transition away from Drupal as we modernise and scale our platform.

Tech Stack:

• Strong experience with JavaScript and TypeScript
• Good experience with Laravel and/or Python (Django or Flask a plus)
• Familiarity with Drupal and some knowledge of modern front-end frameworks (React, Vue, etc.)

What You'll Do:

• Build scalable applications using modern frameworks and clean architecture
• Contribute to backend services and APIs (Python or Laravel-based)
• Help re-platform and migrate from Drupal to a modern stack
• Collaborate cross-functionally with UX, Product, and DevOps

What We Offer:

• A supportive environment that encourages professional growth and continuous learning.
• An inclusive, collaborative culture within one of the UK's leading business services providers.
• A competitive salary and benefits package.

INDLON

49904MS

Software Engineer - Node.js, TypeScript, AWS, Next.js

Location: Bracknell (Hybrid)

Salary: 50k to 55k DOE

The Role

Join a digital signage company serving thousands of displays nationwide. You'll architect and maintain a platform whilst building applications from weather widgets to interactive wayfinders, and handle everything from AWS infrastructure to client deployments.

What You'll Do

• Build & Architect: Core platform, weather/social/financial apps, interactive displays
• DevOps: AWS serverless management, legacy server maintenance, deployment pipelines
• Incident Response: Monitor threats, scale infrastructure, deploy critical fixes
• Client Support: Diagnose complex issues, translate requirements into technical solutions

Technical Skills

• Node.js, TypeScript, React, Next.js
• PostgreSQL, DynamoDB, RESTful APIs
• AWS (serverless architecture, infrastructure management)
• DevOps practices, CI/CD
• Backend development and systems architecture

What's In It For You

• Impact: Your code runs on displays across the UK
• Variety: From building new apps to handling 25x traffic spikes
• Growth: Clear path to technical leadership
• Team: Small, collaborative environment where decisions matter
• Tech: Modern stack with real-world scalability challenges
• 50k - 55k DOE | Hybrid Working | Bracknell

Ready to build software that actually gets seen? Get in touch with Mike Walton at Avanti Recruitment.

Avanti Recruitment is working exclusively with this digital signage software company on this position.

Software Engineer (stealth mode start-up) 

A stealth mode start-up, recently established by a team of highly experienced engineers and entrepreneurs with substantial financial backing and a proven history of successful technology ventures, is seeking software engineers with a minimum of 2 years of commercial experience to join as founding members of the initial team.   

These positions are perfect for software engineers eager to pioneer novel technologies. You'll work closely with a dynamic team, facing unique challenges and bringing bold ideas to life. If innovation excites you, you enjoy solving complex problems, and you want to shape the future, this opportunity is for you. 

Given the highly technical nature of the work and their history of success through employing top-tier software engineers, they maintain high standards but also offer competitive compensation. Additionally, the package includes potentially very lucrative stock options. 

Ideal Software Engineers should possess robust programming abilities in languages such as C, C++, Objective-C, Java, C#, Python, or Golang, coupled with an outstanding academic history, preferably from top-tier universities globally. Given that this is a hardware-oriented product, expertise in electronics, mechanical engineering, or embedded systems would be advantageous. 

The company recognises that their exceptional products and commercial success stem directly from the technical dedication of their development teams; therefore, they ensure an environment that nurtures the talents of software engineers.
 

~

Position : Software Engineer
Location : Soho, London - hybrid
Salary : £50-70k & stock options
Key Skills : Golang, C, C++, Java, Kotlin, Python, objectiveC, Linux, Azure, top academics

Software Engineer

Job Type: Permanent
IR35 Status: NA
Start date: ASAP Subject to Clearance
Duration: Permanent
Salary: Up to 46,000

Location: Cumbria OR Oxfordshire
Hours of work: Up to 40

Applicants must be / have experience of the following:

* Developing software solutions using C++ in complex projects using OOD and OOP
* Excellence in User Experience - developing user interfaces that align to the customers' business workflow and allow the effective display and manipulation of senor data (e.g. video, pointcloud, image overlays).
* Good experience in structured automated testing, build and deployment techniques/technologies.
* Good experience in version control (e.g. Git) and branching strategies.

Ideally, applicants will also be / have:

* Experience with Full-Stack development and languages (TypeScript, CSS, etc).
* Experience in Linux, Embedded System, and Windows development.
* Experience working with control systems, data acquisition and sensors; using software libraries like ROS.
* Experience of Test-Driven Development and continuous integration.
* Experience of cloud-based frameworks (AWE, Google Cloud, etc).
* Experience of AI tools and their APIs.
* Experience of additional software languages (e.g. Python, C#, Matlab).

Role information:

As a Software Engineer, you will play a pivotal role in shaping the architecture and implementation of various applications. Your responsibilities will include developing sophisticated applications to control instrumentation, as well as creating solutions to acquire, analyse, and display data effectively. A keen focus on user experience will be essential, ensuring that the applications are intuitive and user-friendly. Additionally, you will be involved in code control and structured testing, maintaining high standards of quality and reliability throughout the development process. This dynamic role requires a blend of technical expertise and creativity to deliver innovative and efficient software solutions.

Ongoing activities will include:

* Helping to define the architecture and implementation for applications.
* Developing applications to control instrumentation.
* Developing applications to acquire, analyse and display data.
* User Experience.
* Code control and structured testing.

Interested in this position? please click "apply now"

We try to respond to all applicants, but sometimes this is not possible due to high volumes of applications; if you have not heard from us within 14 days, regrettably it means you have been unsuccessful on this occasion.

Company information:

This permanent/ contract vacancy is being advertised by Rullion Ltd

Since 1978, Rullion has been securing exceptional candidates for a range of clients; from large well-known brands, to SMEs and start-ups.
As a family-owned business, Rullion's approach is credible and honest, focused on building long-lasting relationships with both clients and candidates.

Rullion is a forward-thinking recruitment company that specialises in providing a wide range of talent consultancy services to a diverse client base; from small start-ups to large household names.

We celebrate and support diversity and are committed to ensuring equal opportunities for both employees and applicants.

Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.

My client, a clean-tech company, is transforming how the UK manages energy efficiency, with 60,000+ devices already deployed and a fleet that's growing fast. We're looking for a Software Engineer to join their mission of improving carbon efficiency across industry - and the timing couldn't be better, with new government regulations creating massive demand for their solutions.

You'll be joining a close-knit engineering team of 10-11 people, working as an individual contributor on their analytics application that processes 10+ billion records to optimize heat network performance. This is a great role offering significant project ownership and technical autonomy in a fast-growing market.

We're Looking For:

• 4+ years commercial software development experience
• Vue.js framework experience (essential - React/Angular background considered but Vue.js strongly preferred)
• Strong Python backend development skills
• Database design and schema modeling experience with high-volume datasets
• JavaScript proficiency
• Project ownership experience - leading medium-sized projects or major components from concept to release
• SaaS product development background preferred

What's on offer:

• Salary up to 70,000 depending on experience + great benefits including:
• 25 days holiday + bank holidays
• 5% pension contribution
• 1500 annual training budget + 12 paid training days
• Flexibility around hybrid working - typically 2-4 times per month in office. Can the work be done from home? Go for it, although there will be times when you'll be needed on-site for collaboration
• Private health insurance
• Quarterly company socials
• Modern tech stack: Python, AWS, DynamoDB, microservices architecture
• Exposure to cutting-edge data practices and machine learning concepts

The Role:

Working on the analytics platform, you'll be handling large-scale data processing and building features that directly impact heat network efficiency across the UK. With upcoming government regulations expected to drive significant client growth (from 40% to 60%+ uptake), you'll be scaling critical infrastructure that's making a real difference to carbon efficiency.

C# development for cutting-edge hardware products

This pioneering company develops sophisticated RF sensor systems used to protect sensitive locations such as airports from malicious transmissions and drone flights. These systems provide comprehensive RF analysis including the ability to identify where signals originate. Their systems are also used by military and security customers for use in electronic warfare and intelligence. This powerful hardware is controlled by a full software stack from embedded code through to intuitive GUIs.

In this role you will be involved in the full software development lifecycle for Windows and Linux applications which facilitate communication of data from remote hardware units to PC based analysis software. This includes developing high-speed data processing algorithms and robust and well tested APIs.

Requirements:

• Strong C# development skills coupled with strong object-oriented programming knowledge
• Commercial experience working across the full software development lifecycle from requirement analysis to documentation and training
• Practical knowledge of developing RESTful APIs for client-server architecture
• Good degree in Computer Science or Electronics

Financially secure and continuing to grow, this company is a great place to further your career and continue learning as a software engineer. Located on the outskirts of Cambridge in newly built and well-appointed offices, on offer is a competitive salary and pension scheme with other benefits such as private medical insurance, a performance related bonus scheme and hybrid working.

Another top job from ECM, the high-tech recruitment experts.

Even if this job's not quite right, do contact us now - we may well have the ideal job for you. To discuss your requirements call ecm or email your CV. We will always ask before forwarding your CV.

Please apply (quoting ref: CV27359 ) only if you are eligible to live and work in the UK. By submitting your details you certify that the information you provide is accurate.