Contract Software Engineer jobs in United Kingdom

As a trusted partner to the UK Ministry of Defence, our client is seeking a talented Algorithm Software Engineer to play a pivotal role in a high-impact project. Youll collaborate with algorithm specialists and technical experts to modernise a critical legacy system by transforming a complex ADA codebase into MATLAB. This is an opportunity to work on cutting-edge technology that underpins...

Principal Software Engineer Location: Edinburgh, United Kingdom Contract Duration: 12 months Rate: £63.83 p/h PAYE (£73.11 inc. holiday rate) OR £87.04 p/h Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Role Overview An experienced Principal Software Engineer is required to...

World Class Defence Organisation based in Bristol is currently looking to recruit a C++ Software Engineer subcontractor on an initial 6 month contract, with very likely extension. The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Before applying for this role, please read the following information about this opportunity found below. Rate:£65.00 per...

You will receive £250 for every candidate we place in a permanent position. Terms and conditions apply.

Job Description Rate: £60phr (outside IR35)Location: Bristol - 4-5 days per week onsiteDuration: Initial 3-month contract OverviewOur partner is seeking an experienced Embedded Software Engineer to support new project activity within a newly established and expanding medical engineering division. This is an opportunity to contribute to cutting-edge development work within a regulated sector,...

You will be responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability.

You will be responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability.

Job Description Our client, a specialist in the Defence & Security sector, is currently seeking a GUI Software Engineer to join their team in Hampshire on a contract basis. Key Responsibilities: - Designing and implementing efficient real-time systems - Understanding and applying new and emerging technologies - Developing new features for the Electronic Warfare suite of software - Contributing...

Software Engineer Document Management & Workflow Systems (Contract) Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. Details - Initial 6-month contract with extension - Fully remote (EU time zones) - Start: End of February / early March - Outside IR35 We are looking for an experienced Software Engineer contractor to...

Software Engineer - Automation (Contract) Make sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below. Location: Tadcaster Contract Length: 8-Week Contract Commencement Date: Tuesday 10 February 2026 Overview of the Company: Our client is a well-established engineering and automation business delivering complex,...

You will collaborate with cross-functional teams to define specifications, deliver the product, and support its release. Knowledge needed:- 7+ years of Advanced C++- object-oriented (OOP) concepts- Experience with cross-compiling, GDB, JTAG. - Microprocessor and microcontroller architectures like Cortex-A series, ARM series, and other general-purpose microcontrollers.

Job Description C++ Software Engineer - Defence sectorInitial 3-month contractBasildon or Southampton (2-3 days onsite per week)£63.70ph, UMB, inside IR35Please note SC level Security Clearance is required for this role, please only apply if you hold live SC or are eligible. Our client, a leader in the Defence & Security sector, is seeking a C++ Software Engineer for an initial 3-month contract...

World Class Defence Organisation based in Bristol is currently looking to recruit an Algorithm Software Engineer on an initial 6 month contract, with very likely extension. The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). If your skills, experience, and qualifications match those in this job overview, do not delay your application. Rate:£65.00 per...

Job Description Java Software Engineer required for long term contract assignment based in Bristol Skillset/experience required:* A strong background in software engineering, its realisation and system wide impact.* Experience of working in Java* Collaborative, open approach to development and have the ability to work well in a team and maintain momentum during development.* Experience of...

Job Description Software Developer Basildon 12-Month Contract Paying up to £65p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Key Responsibilities: - Ability to work to software development process (from requirements capture through to Verification and...

As a trusted partner to the UK Ministry of Defence, our clients Embedded Software team is central to delivering world-class weapon systems. We design and develop advanced, real-time software that drives our missile technologies, ensuring outstanding performance when it matters most. From early concept and design through trials, production, and in-service support, we play a critical role...

Software Engineer Document Management & Workflow Systems (Contract) Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. Details - Initial 6-month contract with extension - Fully remote (EU time zones) - Start: End of February / early March - Outside IR35 We are looking for an experienced Software Engineer contractor to...

You will also be responsible for demonstrating how the tools should be used and monitoring their effectiveness.

Software Engineer Document Management & Workflow Systems (Contract) Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. Details - Initial 6-month contract with extension - Fully remote (EU time zones) - Start: End of February / early March - Outside IR35 We are looking for an experienced Software Engineer contractor to...

Software Engineer Document Management & Workflow Systems (Contract) Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. Details - Initial 6-month contract with extension - Fully remote (EU time zones) - Start: End of February / early March - Outside IR35 We are looking for an experienced Software Engineer contractor to...