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Engineering Inside IR35 software development engineer

15 software development engineer jobs found

CL
Jun 18, 2026  
Tooling Design Engineer
Tooling Design Engineer Ampthill, Bedfordshire Contract (6 months), inside IR35, 37.5h, 4 day working week Monday to Thursday About the Role The Operations Engineering team provides engineering resources to support Operational performance and major product development projects; from design through to engineering build and production support, to end of life of product. The team provides full product lifecycle support including prototype design & build, development and integration of the build documentation and supporting requirements of full production build. This role will be required to provide technical support to the team in the design, development and implementation of industrial tools, jigs, fixtures, prototype model production and machine attachments required for production or experimental use, considering such factors as accessibility, economy, mobility, performance requirements and ensure legislative compliance is adhered to. A thorough working knowledge of CAD...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jun 18, 2026  
Tooling Design Engineer
Tooling Design Engineer Ampthill, Bedfordshire Contract (6 months), inside IR35, 37.5h, 4 day working week Monday to Thursday About the Role The Operations Engineering team provides engineering resources to support Operational performance and major product development projects; from design through to engineering build and production support, to end of life of product. The team provides full product lifecycle support including prototype design & build, development and integration of the build documentation and supporting requirements of full production build. This role will be required to provide technical support to the team in the design, development and implementation of industrial tools, jigs, fixtures, prototype model production and machine attachments required for production or experimental use, considering such factors as accessibility, economy, mobility, performance requirements and ensure legislative compliance is adhered to. A thorough working knowledge of CAD...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jun 18, 2026  
Project Engineer - Software Integration
Location: Bristol (4-5 days per week onsite) Duration: 12 month initial contract Rate: £50ph UMB (Inside IR35) Candidates must hold or be eligible to obtain UK SC clearance. Role details: Our client, a key player in the defence and security sector, is currently looking for a Project Engineer to join their team in Bristol on a contract basis. This role supports the delivery of integration tools to customers, acting as the liaison between the Systems Engineering section and Manufacturing. The position demands a proactive approach to ensure timely delivery of critical path activities. This position is for 12 months with the possibility of extension. Key Responsibilities: Supporting the delivery of integration tools to customers by liaising between Systems Engineering and Manufacturing Working with Project Leads and development teams to ensure timely delivery of critical path activities Collaborating within an agile development team of mixed discipline engineers to deliver...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jun 18, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer Role - Senior Mechanical Design Engineer Contract - 12 months Rate - £55 per hour inside IR35 Location - Derby 5x per week Are you a Senior Mechanical Design Engineer looking to work on some of the UK's most technically challenging and high-impact engineering programmes? This is an opportunity to join a world-class engineering environment delivering cutting-edge projects across the nuclear and defence sectors. You'll become part of a highly skilled team working on complex systems where innovation, precision, and engineering excellence are at the heart of everything. This role offers the chance to work on technically demanding programmes while mentoring junior engineers and driving innovation across design processes and methodologies. Role Responsibilities Producing high-quality mechanical designs to customer specifications Creating detailed 3D CAD models and manufacturing drawings Supporting product development and design improvement...
IR35 Status:
Inside IR35

CV-Library Derbyshire, UK Contractor
CL
Jun 17, 2026  
Project Engineer
World Class Defence Organisation based in Bristol is currently looking to recruit a Project Engineer subcontractor on an initial 12 month contract.   Rate: £50.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bristol Hybrid / Remote working: circa 4 days onsite Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   Project Engineer Job Description: WSSE are integral in the development of weapon systems and system architectures, and as a result we have developed a capability supporting developments across the full product life cycle. The team integrate real products, models and synthetic environments to provide visualisations, demonstrations, verification & validation as well as training capability and support. Responsibilities: The role is to support the delivery of...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jun 14, 2026  
RF Engineer
Our client has an opportunity for a RF Engineer to join them on a contract basis for 6 months with possible extension. You will be designing complex, real-time simulations that surround real hardware. Role: RF Engineer Location: Stevenage, 4 days onsite per week Hours: 37 per week Hourly Rate: £65-£75 per hour via Umbrella, inside IR35 Clearance: BPSS required before starting, full SC to follow What you'll be doing: As a HWIL RF engineer, you will be responsible for designing and developing and maintaining new and existing RF equipment and working with multi-disciplinary teams to combine RF, electronics engineering and software development to produce new capabilities that enable the HWIL team to run new simulations. You will be able to adapt to new engineering situations and be comfortable in abstracting detail in order to understand the simulation and missile's behaviour What you'll be doing: Broad engineering experience with deeper experience in some of the following...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Jun 14, 2026  
HFI Engineer - Hybrid
Senior Human Factors Engineer - Contract Opportunity We are seeking an experienced Senior Human Factors Engineer to join a high-profile defence engineering programme based onsite in Christchurch. Contract Details Duration: 6 Month Contract Location: Christchurch (Hybrid) Rate: £570 - £630 per day IR35 Status: Inside IR35 The Role As a Senior Human Factors Engineer, you will play a key role in delivering Human Factors Integration support across complex engineering and safety-critical programmes. Key responsibilities include: Providing Human Factors Integration support across product and process design Tailoring and estimating Human Factors activities Capturing and managing requirements, risks, and opportunities Delivering design guidance, testing, evaluation, and acceptance support Planning and conducting quantitative and qualitative Human Factors assessments including: Human error analysis Workload assessment Situation awareness Ergonomic analysis Usability evaluation...
IR35 Status:
Inside IR35

CV-Library Christchurch, Dorset Contractor
CL
Jun 13, 2026  
Electrical Engineer
Electrical Engineer 6 month contract (Inside IR35) – 40 hours p/week Hybrid (3 days p/week on site) from either – Epsom, London, Peterborough or Cambridge Shape the future of cities and environments through the delivery of critical infrastructure projects within the UK Water sector. We are seeking an energetic and experienced Electrical Engineer to join a multi-disciplinary Design & Advanced Technology team delivering innovative and technically challenging projects for Water industry clients. This role offers the opportunity to work on transformational infrastructure programmes across the UK, supporting projects throughout the full lifecycle including concept, detailed design, client support, and construction phases. Key Responsibilities * Coordinate or manage a team of Electrical & ICA engineers delivering technical design work on complex multi-disciplinary projects in line with client specifications, industry standards, and project requirements. * Lead the...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Jun 12, 2026  
Electrical Engineer Water Industry
Are you an experienced Electrical Engineer looking for a high-value contract on major infrastructure projects? Do you want to play a leading role in delivering complex, multi-disciplinary engineering solutions with a nationally recognised consultancy? We are seeking two Electrical Engineers to join a leading contractor/consultancy on a 6-month contract, with the potential for extension. This role offers a hybrid working model, with offices in Cambridge. The Opportunity ·£75 per hour (Inside IR35) ·6-month contract with strong extension potential ·Hybrid working (3 days office/site-based) ·Opportunity to work on high-profile, critical infrastructure projects ·Exposure to complex, technically challenging work within a leading consultancy environment This is a fantastic opportunity to work on critical UK infrastructure programmes, particularly within the water sector, contributing to innovative and large-scale engineering solutions. You will be part of a highly skilled,...
IR35 Status:
Inside IR35

CV-Library Cambridge, UK Contractor
CL
Jun 12, 2026  
Electrical Engineer Water Industry
Are you an experienced Electrical Engineer looking for a high-value contract on major infrastructure projects? Do you want to play a leading role in delivering complex, multi-disciplinary engineering solutions with a nationally recognised consultancy? We are seeking two Electrical Engineers to join a leading contractor/consultancy on a 6-month contract, with the potential for extension. This role offers a hybrid working model, with offices in London. The Opportunity ·£75 per hour (Inside IR35) ·6-month contract with strong extension potential ·Hybrid working (3 days office/site-based) across multiple UK locations ·Opportunity to work on high-profile, critical infrastructure projects ·Exposure to complex, technically challenging work within a leading consultancy environment This is a fantastic opportunity to work on critical UK infrastructure programmes, particularly within the water sector, contributing to innovative and large-scale engineering solutions. You will be part...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 12, 2026  
Electrical Engineer Water Industry
Are you an experienced Electrical Engineer looking for a high-value contract on major infrastructure projects? Do you want to play a leading role in delivering complex, multi-disciplinary engineering solutions with a nationally recognised consultancy? We are seeking two Electrical Engineers to join a leading contractor/consultancy on a 6-month contract, with the potential for extension. This role offers a hybrid working model, with offices in Peterborough. The Opportunity ·£75 per hour (Inside IR35) ·6-month contract with strong extension potential ·Hybrid working (3 days office/site-based) ·Opportunity to work on high-profile, critical infrastructure projects ·Exposure to complex, technically challenging work within a leading consultancy environment This is a fantastic opportunity to work on critical UK infrastructure programmes, particularly within the water sector, contributing to innovative and large-scale engineering solutions. You will be part of a highly skilled,...
IR35 Status:
Inside IR35

CV-Library Peterborough, UK Contractor
CL
Jun 12, 2026  
Senior Geophysical Engineer
Senior Geophysical Engineer Base Location: Glasgow or London Contract Length: 12 Months IR35 Status: Inside IR35 Working Pattern: Monday–Friday | Hybrid Working (Minimum 2 office days per week) Sector: Offshore Wind / Renewable Energy Recruitment Partner: Spencer Ogden About the Role Spencer Ogden is supporting a leading offshore wind developer in the search for an experienced Senior Geophysical Engineer to support the successful delivery of offshore geophysical surveys and geohazard management activities across a portfolio of operational offshore wind farms in the UK and Europe. This position sits within the Ground Engineering team and will play a critical role in supporting Operations & Maintenance (O&M) activities through the management, interpretation, and delivery of high-quality geophysical survey data and associated engineering solutions. This is an excellent opportunity for an experienced offshore geophysics professional looking to work on complex,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 11, 2026  
Structural Engineer Building Services
Are you a Structural Engineer looking for a long-term contract with exposure to a wide range of building projects? Do you want to work with a nationally recognised consultancy while developing your technical expertise across multiple sectors? We are looking for a Structural Engineer to join a highly regarded national contractor/consultancy on a 12+ month contract. Based in Liverpool, with flexible remote working, this role offers the opportunity to work across an exciting and varied project portfolio including education, retail, commercial and conservation schemes. What's On Offer ·£50 per hour (Inside IR35) ·12+ month contract with strong extension potential ·Liverpool-based role with flexible and remote working options ·Opportunity to work with a leading national consultancy on a wide range of projects ·Exposure to varied sectors to enhance your experience and career progression   The Opportunity This is a great chance to broaden your experience by contributing to...
IR35 Status:
Inside IR35

CV-Library Liverpool, UK Contractor
CL
Jun 07, 2026  
Human Factors Engineer
World Class Defence Organisation based in Bristol (the role will be split between working from home and onsite) is currently looking to recruit a Human Factors Engineer subcontractor on an initial 6 month contract.   Rate: £90.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bristol Hybrid / Remote working: circa 3 days onsite Duration: 6 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   Human Factors Engineer Job Description: The military operating environment is becoming more complex and new technological capabilities are required to ensure operational advantage. We believe that integration of Human Factors is critical to the development of safe, usable and effective weapon systems. The Human Factors department is responsible for ensuring that user capability is fully considered in...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jun 05, 2026  
Electronics Design Engineer
World Class Defence Organisation based in Stevenage (the role can be a split of working Onsite and Working From Home) is currently looking to recruit a number of Electronics Design Engineer subcontractors on an initial 12 month contract.    Electronic Design Engineers with excellent skills in Analogue Design or Digital Design or Power Design or FPGA are sought after.    Job Title: Electronics Design Engineer Rate: £58 per hour Overtime Rate: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: This role will involve some remote working opportunities Contract: 37 Hours per week Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Electronics Design Engineer Job Description: The Electronic Engineering function is a friendly and supportive environment. Within the function, you will be working with other engineers who have a collective wealth of...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
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