Freelance Software Engineer jobs in Bristol

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...

Salary: Up to £80,000 dependent on experience HL are looking for a talented full stack Senior Software Engineer to join a Pensions & Retirement product engineering team in building market leading solutions for our clients. This is an opportunity to join the UK's number one investment services company, looking after over £180bn billion in assets on behalf of more than 2 million UK...

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...

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,...

Job Description Job Title: Software Engineer C++ Location: Bristol Pay Rate: Up to £65p/h Inside IR35 Period: 12 Months - Likely To Extend Join Our Team as a Software Engineer and Drive Software Development to New Heights! Are you a meticulous Software Engineer with a passion for precision and excellence? Are you ready to play a pivotal role in ensuring top-tier standards in a...

Job Description We are currently looking for a middle-level software engineer to join our fast-paced, internationally growing organization with a start-up culture. In this role, you will work on design improvement to our in-house software, AxSTREAM® which is used in a wide range of new technology projects related to turbomachinery and space/aerospace propulsion systems. Responsibilities: -...

Algorithm / Software Engineer (MATLAB / ADA) Location: Bristol (site based) Rate: PAYE: £49.70/hour PAYE (£56.93/hour incl. holiday) or £65/hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview An opportunity is available for an experienced Algorithm / Software...

You will be involved in: - Responsible for the verification and validation activities on real-time systems application software - Taking requirements, developing them into robust test cases, preparing and executing tests, capturing data, and delivering actionable feedback to project teams

You will have a dedicated mentor with expertise in software development to coach you into becoming the best engineer you can be. - There is a culture of hands-off management - you will be given trust and autonomy from the offset with no micromanagement.

You will stand out if you understand hardware and have experience programming microcontrollers

Bristol Would you like to be part of a group of specialist engineers helping to deliver some of the world's most sophisticated defence systems? We are currently recruiting for a software security expert, to work across a range of our products! Salary: Circa £74,000 depending on experience Dynamic (hybrid) working: 3 to 5 days per week on-site, due to workload classification Security Clearance:...

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...

Junior Embedded Software Engineer needed in Bristol to join a well established global company. I am seeking an ambitious, well educated Embedded Software Engineer seeking their first or possibly second step on the ladder. Suitable applicants will have a good Engineering degree 2.1 and above and must be able to demonstrate relevant Embedded C/C++/ RTOS project work and ideally internships /...

You should be comfortable with most of our core technologies:

Job Description Java Software Engineer Bristol (Hybrid – 3 days per week) Up to £50,000 ClimateTech Want to grow your backend skills while working on meaningful climate tech? At Bohr, the software you build helps reduce methane emissions across Europe’s gas networks. This is an opportunity for a high-potential junior or early mid-level Java engineer to work on real-world systems that...

You will be involved in: - Responsible for the verification and validation activities on real-time systems application software - Taking requirements, developing them into robust test cases, preparing and executing tests, capturing data, and delivering actionable feedback to project teams

You will develop and maintain software for an edge device that forms part of a fleet management system in the maritime sector.

You will have the opportunity to learn machine learning, UI development alongside the generic embedded skills and you will get the opportunity to work on the latest tech.

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

Job Description Graduate Embedded Software Engineers (x2) ?? Location: Bristol, UKStart Date: January 2026Salary: Up to £37,500 + Discretionary Bonus & BenefitsType: Full-Time, PermanentWe’re currently recruiting on behalf of a leading technology company based in Bristol, who are looking to hire two Graduate Embedded Software Engineers to join their growing development team in January 2026.This...

You should also expect to work across the full stack and every stage of the product lifecycle, from system design through to build, test, deployment and supporting systems in production, so you should be skilled in practices like TDD, CI/CD, IaC and Observability.

Our respected client, a long-standing partner of the UK Ministry of Defence, is seeking a C++ Software Engineer to join the team at our Bristol site. For a complete understanding of this opportunity, and what will be required to be a successful applicant, read on. Youll help shape the future of Air Defence Systems by developing innovative solutions and evolving products, while upholding our...