1 to 25 of 65 Contract Software Engineer Jobs in the UK

Job Title: C++ Software Engineer Location: Edinburgh - On-site 4+ days/week Role Type: Contract - Initial 6 months+ Rate: £50.00 - £80.00 per hour Inside IR35 Our client, an established aerospace engineering consultancy firm, require an experienced C++ Software Engineer to join their multi-disciplined team … and software community. This role will provide you with the opportunity to work with innovating cutting-edge embedded software in a state-of-the-art air warfare domain. ** Please note we can only consider sole UK Nationals (no dual nationalities) ** What the role of the C++ Software Engineer entails: Some of the main duties of the C++ Software Engineer will include: Develop embedded software, using RTOSs such as VxWorks or embedded Linux Deploy software to multi-core or distributed hardware platforms Work alongside firmware and hardware engineers to develop working embedded More ❯

C++ Software Engineer This company is seeking a talented C++ Software Engineer to join their dynamic team in Bristol. As a C++ Software Engineer, you will play a crucial role in the development of cutting-edge Air Defence Systems, contributing to the design, implementation … and maintenance of innovative solutions. The C++ Software Engineer will be responsible for the continued design and development of Command and Control architectures, ensuring the evolution of the company's products while upholding their renowned reputation for safety, performance, and dependability. This is a hands-on role that … requires a proactive and initiative-taking approach to software engineering. Key Responsibilities: - Design and develop Command and Control architectures for future products - Collaborate with cross-functional teams to implement and integrate software solutions - Participate in the entire software development lifecycle, from requirement gathering to automated target integration More ❯

Full-Stack Developer- Software Engineer We are developing an innovative web and mobile-based application to support a Class 2b medical device, enabling personalized treatment and remote patient monitoring. We are looking for a Full-Stack Software Engineer with a strong emphasis on frontend development who … of a multi-disciplinary team delivering a regulation-compliant digital health platform that makes a difference in people's lives. Responsibilities Details as a Software Engineer: Design, develop and deploy new features and modules, shape product frameworks for a web and mobile based software application to be … and test applications Evaluate existing applications to reprogram, update and add new features. Develop, prepare and/or maintain documents with technical requirements and software design specifications handbooks to accurately represent application design and code- timely, comprehensive, and accurate documentation. Work closely on embedded firmware development for systems integration. More ❯

Full-Stack Developer- Software Engineer We are developing an innovative web and mobile-based application to support a Class 2b medical device, enabling personalized treatment and remote patient monitoring. We are looking for a Full-Stack Software Engineer with a strong emphasis on frontend development who … of a multi-disciplinary team delivering a regulation-compliant digital health platform that makes a difference in people's lives. Responsibilities Details as a Software Engineer: Design, develop and deploy new features and modules, shape product frameworks for a web and mobile based software application to be … and test applications Evaluate existing applications to reprogram, update and add new features. Develop, prepare and/or maintain documents with technical requirements and software design specifications handbooks to accurately represent application design and code- timely, comprehensive, and accurate documentation. Work closely on embedded firmware development for systems integration. More ❯

Senior Python Software Engineer (Senior Architecture Programmer Developer Python Java Software Engineer Data Enterprise Engineering Developer Programmer AWS Python Athena Glue Airflow Ignite JavaScript Agile Pandas NumPy SciPy Spark Dremio Snowflake Apache Iceburg Iceberg Arrow DBT gRPC protobuf TypeScript Finance Trading Front Office Investment Banking Asset … Equities Commodities Derivatives Hedge Fund) required by my asset management client in London. You MUST have the following: Advanced ability as a Senior Python Software Engineer/Technical Lead/Solutions Architect/Principal Engineer Good design and architecture ability Java Three or more of the following … The following is DESIRABLE, not essential: Trading, Front Office finance Spark Buy-side asset management (hedge fund, asset manager, investment management) Role: Senior Python Software Engineer (Senior Architecture Programmer Developer Python Java Software Engineer Data Enterprise Engineering Developer Programmer AWS Python Athena Glue Airflow Ignite JavaScript More ❯

Copello are recruiting for an Embedded Software Engineer to join a defence organisation in the Buckinghamshire area on an initial 6 month contract. The Embedded Software Engineer will be working on an existing project providing support & development activities. Responsibilities of the Embedded Software Engineer include: Designing, debugging, testing and maintenance of software for embedded systems Development and implementation of HMI, protocols , peripheral drivers and application logic Designing robust code in embedded C The successful Embedded Software Engineer will require the following experience: Full lifecycle software development Embedded C Experience More ❯

Copello are recruiting for an Embedded Software Engineer to join a defence organisation in the Buckinghamshire area on an initial 6 month contract. The Embedded Software Engineer will be working on an existing project providing support & development activities. Responsibilities of the Embedded Software Engineer include: Designing, debugging, testing and maintenance of software for embedded systems Development and implementation of HMI, protocols , peripheral drivers and application logic Designing robust code in embedded C The successful Embedded Software Engineer will require the following experience: Full lifecycle software development Embedded C Experience More ❯

Software Engineer Contract onsite in London Day rate: £550 - £675 per day inside IR35 We're currently seeking an accomplished and highly ambitious Software Engineer to work with our exceptional client, a world class brand in a secure environment to drive major business transformation, process and … technical change across this complex organisation. This contract roles will require you to conduct security clearance prior to assignment. The Software Engineer role is conducted in an environment that is far from ordinary, therefore, we're not looking for ordinary. Responsibilities: * Full-stack engineer (front-end/… back-end/deployment) * Contributing to the evolution of Digital Communications Platforms (intranet and public website) * Deliver and integrate software applications to form a complete service, enabling the decommissioning of legacy systems and applications, migration to Cloud infrastructure, and deploying Commercial Off-The-Shelf products * Plan and lead development More ❯

Software Engineer | EPC Projects Chesterfield, Hybrid Position Contract Position ENG Bauen is proud to be partnering with a prominent global EPC, which is expanding its multidisciplinary engineering teams to support a range of pioneering projects across the Energy sector. These projects will play a vital role in driving … the economic growth of the UK in 2025 and beyond. As a Software Engineer in this exciting position, you will be responsible for overseeing the delivery of modules and project solutions as part of a major nuclear decommissioning project. Working alongside your team, you will ensure the timely … and successful delivery of engineering objectives, helping to achieve operational readiness for the project. This is a fantastic opportunity for a Software Engineer with a background in Nuclear, Oil & Gas, or Petrochemical industries who is eager to contribute to a high-profile project with long-term impact. Your More ❯

Software Engineer | EPC Projects Chesterfield, Hybrid Position Contract Position (Inside IR35) ENG Bauen is proud to be partnering with a prominent global EPC, which is expanding its multidisciplinary engineering teams to support a range of pioneering projects across the Energy sector. These projects will play a vital role … in driving the economic growth of the UK in 2025 and beyond. As a Software Engineer in this exciting position, you will be responsible for overseeing the delivery of modules and project solutions as part of a major nuclear decommissioning project. Working alongside your team, you will ensure … the timely and successful delivery of engineering objectives, helping to achieve operational readiness for the project. This is a fantastic opportunity for a Software Engineer with a background in Nuclear, Oil & Gas, or Petrochemical industries who is eager to contribute to a high-profile project with long-term More ❯

Chroma are working with a nationally recognised engineering services provider who are searching for a Control Systems Software Engineer to join their team due to investments increasing the scale of their projects. We're looking for a versatile and experienced Control Systems Software Engineer who is … coding of PLC software. Your role will involve designing, developing, and maintaining new control systems as well as reworking the existing code. Control Systems Software Engineer Requirements : HNC/D or Degree in Electrical Engineering, Computing (or related field) Extensive PLC programming experience Communication Network experience HMI/… SCADA Interested? If you have the skills and experience for this Control Systems Software Engineer role, apply now with an up-to-date CV , or contact Luke Adamson for more details. Know someone perfect for this role? Refer them! Chroma Recruitment operates a referral scheme. Chroma Recruitment is More ❯

NES Fircroft are currently recruiting for an Embedded Software Engineer for our client, who are a global consultancy, delivering innovative and sustainable solutions to a variety of industries. Job Title: Embedded Software Engineer Location: Leamington Spa or Shoreham-by-Sea Hybrid working Contract Position Overview: We … are seeking an experienced Embedded Software Engineer focused in Control for Power Electronics, e-Machines and Drives (PEMD) to deliver on-going client projects, and to further develop the capabilities of the team. Our Software, Control, and Applications group develops and validates complex control systems for advanced … powertrains, power electronics, motors, and fuel cell systems. We support customers across the full control development spectrum, from core algorithms to fully validated production software, including ASIL-rated software. In this role, you'll primarily focus on embedded software development for power electronic systems, such as electric machines More ❯

NES Fircroft are currently recruiting for an Embedded Software Engineer for our client, who are a global consultancy, delivering innovative and sustainable solutions to a variety of industries. Job Title: Embedded Software Engineer Location: Leamington Spa or Shoreham-by-Sea Hybrid working Contract Position Overview: We … are seeking an experienced Embedded Software Engineer focused in Control for Power Electronics, e-Machines and Drives (PEMD) to deliver on-going client projects, and to further develop the capabilities of the team. Our Software, Control, and Applications group develops and validates complex control systems for advanced … powertrains, power electronics, motors, and fuel cell systems. We support customers across the full control development spectrum, from core algorithms to fully validated production software, including ASIL-rated software. In this role, you'll primarily focus on embedded software development for power electronic systems, such as electric machines More ❯

Contract Embedded Software Engineer Remote/Sheffield £60-70p/h Outside IR35 Location: Fully Remote (UK-based only), occasional visits to Sheffield Rate: £60-70 per hour (Outside IR35) Duration: 6-12 months IR35 Status: Outside IR35 An exciting contract opportunity has opened for an experienced … Embedded Software Engineer to support the delivery of next-generation embedded platforms in the aerospace security and IoT sectors. The company is based near Sheffield but the role is predominantly remote. You'll join a collaborative team working on low-level embedded C/C++ development, focusing on … Previous work in aerospace, automotive, or defence Familiarity with Python or scripting for test automation If you have the skills required for this Embedded Software Engineer role please get in touch ASAP with an up-to-date copy of your CV. More ❯

React Developer (Software Engineer Programmer Developer React TypeScript Redux Saga Ag-Grid Python Fixed Income JavaScript Node Fixed Income Credit Rates Bonds ABS Agile AWS GCP Buy Side Asset Manager Investment Management PostgreSQL Node Finance Front Office Trading Financial Services) required by our asset management client in London. … You MUST have the following: Experience as a React Developer/Software Engineer/Programmer Good JavaScript, TypeScript and React Financial markets/trading exposure Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: Redux Saga, Ag-Grid Node AWS or GCP Python Role: React Developer … Software Engineer Programmer Developer React TypeScript Redux Saga Ag-Grid Python Fixed Income JavaScript Node Fixed Income Credit Rates Bonds ABS Agile AWS GCP Buy Side Asset Manager Investment Management PostgreSQL Node Finance Front Office Trading Financial Services) required by our asset management client in London. You will More ❯

World Class Defence Organisation based in Bristol is currently looking to recruit a C++ Software Engineer subcontractor on initial 12 month contract. The role will be onsite but a 4 day working week (Monday to Thursday) is OK. Hourly Rate: £65.00 per hour (Umbrella) Contract Duration: 12 Months … C++ Software Engineer Job Description: This is a very hands-on role and requires the continued design and development of Command and Control architectures, and the instantiations for future products. Perfect for a Software Engineer who is proactive and takes the initiative. Skillset/experience required … A strong background in software engineering, its realisation and system wide impact. Experience of working in C++ Collaborative, open approach to development and have the ability to work well in a team and maintain momentum during development. Experience of working across the entire software development process from engaging More ❯

World Class Defence Organisation based in Bristol is currently looking to recruit a C++ Software Engineer subcontractor on initial 12 month contract. The role will be onsite but a 4 day working week (Monday to Thursday) is OK. Hourly Rate: £70.00 per hour (Umbrella) Contract Duration: 12 Months … C++ Software Engineer Job Description: This is a very hands-on role and requires the continued design and development of Command and Control architectures, and the instantiations for future products. Perfect for a Software Engineer who is proactive and takes the initiative. Skillset/experience required … A strong background in software engineering, its realisation and system wide impact. Experience of working in C++ Collaborative, open approach to development and have the ability to work well in a team and maintain momentum during development. Experience of working across the entire software development process from engaging More ❯

MERITUS Talent are working with Europe's largest weapons systems manufacturer and integrator for the recruitment of a C++ Software Engineer to join their Bristol office on a contract basis. The role requires an active SC Clearance, and candidates must be a sole British national C++ Software Engineer - Bristol - Contract - 12 Months - £65 per hour via Umbrella - SC Clearance Required - Sole British Citizenship Responsibilities: This is a very hands-on role and requires the continued design and development of Command and Control architectures, and the instantiations for future products. Perfect for a Software Engineer who is proactive and takes the initiative. Skillset/experience required: A strong background in software engineering, its realisation and system wide impact. Experience of working in C++ Collaborative, open approach to development and have the ability to work well in a team and maintain momentum during development. More ❯

Senior Software Engineer Edinburgh - 90% on site £60ph inside IR35 A leading Aerospace and Defence organisation are seeking a skilled and motivated Senior Software Engineer to deliver high-quality software solutions within a defined work package. You'll play a key role in translating stakeholder … requirements into robust, maintainable code, while collaborating with engineering teams and project stakeholders to drive technical excellence. Key Responsibilities Design, develop, and deliver software solutions within defined work packages, ensuring alignment with all stakeholder requirements. Engage with stakeholders to understand and prioritise needs, balancing constraints to deliver optimal software … robust, high-quality, and well-documented code, maintaining configuration management and progress reporting. Work collaboratively with internal and external stakeholders to ensure alignment of software architecture within the broader system. Apply best practices and suitable tools/techniques in test equipment software development, offering expertise and guidance where More ❯

C++ Software Engineer Location: Bristol, Full time on site Duration: 12 Months SC Clearance Required Rate: £65 ph Umbrella Overview of department: Our team, at our Bristol facility, develop solutions for the next generation of Air Defence Systems; developing evolving products whilst maintaining our enviable reputation for safety … hands-on role and requires the continued design and development of Command and Control architectures, and the instantiations for future products. Perfect for a Software Engineer who is proactive and takes the initiative. Key Skillset A strong background in software engineering, its realisation and system wide impact. … approach to development and have the ability to work well in a team and maintain momentum during development. Knowledge of working across the entire software development process from engaging with requirement authorities to automated target integration and proving, supported with effective documentation Knowledge of new tools, techniques and approaches More ❯

PLC Software Engineer Special Purpose Machinery (Contract, Inside IR35) We are working with a specialist manufacturer of bespoke Special Purpose Machinery, supporting them in the appointment of a PLC Software Engineer for a long-term contract assignment based in Milton Keynes. About the Role: You will … be responsible for developing PLC software and control systems for custom-built automation and machine systems. This is a hands-on role focused on writing PLC code and supporting the wider development of control architecture for complex, high-performance machinery. Key Responsibilities: Write, test, and commission PLC code for … bespoke machinery. Develop control software tailored to special purpose automated systems. Collaborate with mechanical, electrical, and design teams to ensure smooth system integration. Participate in on-site commissioning and troubleshooting during development phases. What We're Looking For: Strong experience with Beckhoff PLCs , ideally using TwinCAT . Candidates with More ❯

PLC Software Engineer – Special Purpose Machinery (Contract, Inside IR35) We are working with a specialist manufacturer of bespoke Special Purpose Machinery, supporting them in the appointment of a PLC Software Engineer for a long-term contract assignment based in Milton Keynes. About the Role: You will … be responsible for developing PLC software and control systems for custom-built automation and machine systems. This is a hands-on role focused on writing PLC code and supporting the wider development of control architecture for complex, high-performance machinery. Key Responsibilities: Write, test, and commission PLC code for … bespoke machinery. Develop control software tailored to special purpose automated systems. Collaborate with mechanical, electrical, and design teams to ensure smooth system integration. Participate in on-site commissioning and troubleshooting during development phases. What We're Looking For: Strong experience with Beckhoff PLCs , ideally using TwinCAT . Candidates with More ❯

Our client, a leader in the Defence & Security sector, is currently seeking an Embedded Software Engineer to join their team in Marlow. This is a contract role focusing on a major Electronic Warfare (EW) Programme, supporting the development and testing of embedded software for EW Training pods. … development processes and the integration of modules. Key Responsibilities: Design, develop and test firmware components within set timelines and budgets Conduct peer reviews of software and documentation Produce required software support documentation Assist in estimating, planning, and progress reporting Provide support to project, system, and operations teams Continue … intellectual property such as trade secrets, patents and controlled information Perform any other duties reasonably requested by management Job Requirements: Experience with C++ Embedded software on embedded Linux OS (e.g., Petalinux/yocto) Expertise in design, coding, debugging, reviewing, and testing software Experience interfacing Ethernet (TCP/IP More ❯

Job Title: Software Engineer Location: Remote Remuneration: £600 per day Contract Details: 6 Month Contract, plus extensions Join a dynamic organisation that connects people to the energy they use safely, reliably, and efficiently! We're on the lookout for a talented Software Engineer to join our … If you're passionate about technology and eager to drive operational excellence, this opportunity is for you! Responsibilities: Design and deploy scalable, high-performance software aligned with our long-term goals. Monitor and enhance the performance and reliability of large-scale distributed software platforms. Develop automation solutions for More ❯

Outside IR35 Fully Remote (must be UK Based) Role Overview: The Embedded Software Engineer will be responsible for developing and optimising software for microcontroller-based power electronics applications. The ideal candidate will have deep expertise in embedded C programming, control loop design, and power converter topologies. This … role requires a problem-solver with a strong background in control software for power electronics who can work independently and contribute effectively to system-level design. Key Responsibilities: Develop embedded software for power converters using C language with a focus on efficiency and reliability. Implement software-based … and ensure fail-safe operation. Design and implement control algorithms for various power converter topologies, including Buck, Boost, Resonant, PFC, and Inverter systems. Conduct software debugging, validation, and testing to meet performance and reliability requirements. Collaborate with hardware designers to ensure seamless integration of software and hardware components. More ❯