50 live contracts with Systems Engineer in the job title, updated daily. Filter by sector, IR35 status, working arrangement and day rate below.
Coventry
Principal Vehicle Systems Engineer - Protected Mobility / Defence Salary: £55,000 - £65,000 FTC Contract: £375 - £425 per day, Outside IR35 Security: Must be eligible for UK SC Clearance We are looking for an…
Cambridge, Cambridgeshire
Senior Software Syste ms Engineer | Cambridge | Fixed Term Contract (1-2 years) | 2 days onsite We’re looking for a Senior Software Systems Engineer to join an innovative R&D team developing the next generation of…
Cowes, Isle of Wight
Principal Mechanical Systems Engineer (Contract) Location: Cowes, Isle of Wight (on-site required, particularly during initial period) Rate: Up to £60/hr PAYE / £81.05/hr Umbrella (Inside IR35) Duration: Initial 6…
Cowes, Isle of Wight
Our client is seeking a Principal Mechanical Systems Engineer to support advanced radar system development within the defence and security sector. Based in Cowes, this six-month contract role will provide expert…
Glasgow
Control System Engineer Base Location: Glasgow, Perth or Aberdeen Role Details: As a Control Systems Engineer, you will provide technical expertise within our Engineering Control Systems team, working primarily on…
Warwickshire
Integration Engineer (NPPV3) HR & Duties Replacement Programme Enhancement Location: Warwickshire (Hybrid) Contract: Initial contract through December 2026 Rate: £550 - £600 per day OUTSIDE IR35 Active NPPV3 Required…
Warwick
Integration Engineer - 10-week contract – Remote/Warwickshire – Outside of IR35 My client is seeking an experienced Interface / Integration Engineer to support the implementation of a new Oracle Fusion HR & Workforce…
We are seeking an experienced Senior Electrical Systems Engineer to join a high-profile, long term space programme based in London. The successful candidate will support the technical development of advanced spacecraft…
Greater London
Senior Design System Engineer Rate: £(Apply online only) per day Location: Windsor – 1 day per week in the office Work Type: Contract – minimum 6 months Role We’re looking for a Senior Design System Engineer to join a…
Cowes, Isle of Wight
Join a world-renowned aerospace and defence organisation as a Principal Mechanical Systems Engineer in Cowes onsite full time onsite Would you like to join a global aerospace and defence organisation? Do you want to…
Cowes, Isle of Wight
Join a world-renowned aerospace and defence organisation as a Principal Systems Engineer in Cowes onsite full time onsite Would you like to join a global aerospace and defence organisation? Do you want to work as part…
The Architecture Lead (Principal Systems Engineer) Responsibilities include: Define architecture-related deliverables and work packages, supporting the programme's progression through engineering lifecycle phases and…
Ampthill, Bedfordshire
Systems Engineer Location: Ampthill Pay:Up to£75p/h Inside IR35 (DOE) Please note - Due to the nature of the work, you will need to already hold or be eligible to obtain a high level of UK security clearance Experience…
Ampthill, Bedfordshire
Role: Senior Systems Engineer Location: Ampthill, Bedfordshire - on-site Rate: £50.00 - £75.00 per hour Inside IR35 Duration: 12 months Experienced Senior Systems Engineer needed on contract in Ampthill, Bedfordshire to…
Ampthill, Bedfordshire
We're looking for a Systems Engineer to support a major defence engineering programme focused on complex, software, intensive systems and advanced platform integration. If you thrive in high integrity environments and…
Ely, Cambridgeshire
We are working with a small engineering and technology company in Ely that is looking for a technically strong ERP Engineer to take ownership of a completely greenfield ERPNext implementation. The business is developing…
Warwickshire
A Contract position Outside IR35 Warwickshire - Onsite/Hybrid Automotive Steering Systems Expert - Mechanical/Kinematics Our client is seeking a Steering Systems Engineer for a contract opportunity within the automotive…
Senior Integration Software Engineer – Contract Location: Leeds / Wakefield – hybrid, with at least 1 day per week onsite and occasional regional travel Rate: £395 per day – Inside IR35 Contract: 1 September 2026 to 16…
Hereford, Herefordshire
My client are looking for a Systems Engineer to start a contract ASAP start in Hereford. You will be required On-site 3+ days per week for 4-5wks (so would suit someone that is immediately available and between…
Bedford, Bedfordshire
Nicholas Howard are delighted to be recruiting for a Senior Systems Engineer to join a leading global defence client on an initial 12month contract. Reporting to the Programme Chief Engineers, the successful candidate’s…
Systems Engineer contracts on this page come straight from the live ContractorUK jobs board — systems and integration engineering across defence, rail and tech. Advertised day rates vary widely with sector, location, clearance and specialism, so treat any single figure with care — every card above shows the advertised rate and the recruiter-stated IR35 status side by side. Before you negotiate, run the actual rate through our contractor calculators to see the take-home difference inside versus outside, and if the rules are new to you start with what IR35 is and how it works.
Questions about rates, IR35 or alerts? The contract jobs hub answers the common ones. Chasing the well-paid kind? Browse live outside IR35 contracts.
