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systems engineer

443 systems engineer jobs found

CL
Apr 17, 2026  
Functional Safety Systems Engineer
RLE International is working on behalf of their Essex based Automotive Client, who are currently looking for a Functional Safety Systems Engineer to support their team. Position Description: Rate: £29.59 (via Umbrella PAYE) – increasing to £38.38 after 12 weeks under AWR’s (Agency Worker Regulations) Our client is seeking a Functional Safety Systems Engineer to join their core team in the Essex. You will be a key player in ensuring complex, distributed technologies including powertrain, infotainment, and active safety meet the highest safety standards. Using Model-Based Systems Engineering (MBSE), you will bridge the gap between research and production, turning "what if" into "what’s next." As a key member of an exciting team leading Functional Safety activities in Product Development, this role involves working with technology subject matter experts to conduct Functional Safety analysis using efficient model-based systems engineering (MBSE / SysML) tools. Additionally, you will...
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
Apr 16, 2026  
Satellite AIT Electrical Systems Engineer
Electrical Systems Test Engineer - Satellite AIT An opportunity to shape the performance and reliability of next‑generation spacecraft Location: Onsite (UK Eyes Only) Clearance: SC Clearance Required Rate: £55.00 per hour (Umbrella, Inside IR35) Hours: 37 per week Role Overview This role places the Electrical Test Engineer at the centre of satellite Assembly, Integration & Test (AIT). The engineer will design, develop, and execute complex electrical and functional test sequences that ensure spacecraft are fully prepared for the challenges of launch and the space environment. They will work hands‑on with flight hardware, support live test operations, investigate anomalies, and contribute to the technical reviews that determine spacecraft readiness. This position is ideal for someone who thrives on precision, problem‑solving, and the excitement of seeing their work contribute directly to a mission in orbit. Reports to: Satellite AIT Electrical Test Engineering Manager...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 12, 2026  
IT Systems Engineer Lead
IT Systems Engineering Lead - Major Energy/Petrochemical Project Location: Reading, UK (On‑Site) Hours: 37.5 per week Contract Length: 12 Months, start date ASAP Pay Rate Banding: PAYE - £43-17ph - £58.46ph / Umbrella - £56.91ph - £75.31ph IR35:Inside of IR35 About the Opportunity Our Client is delivering a large‑scale petrochemical and refinery upgrade programme aimed at modernising existing assets, integrating new world‑scale facilities, and significantly reducing greenhouse gas emissions. As part of this major long‑term project, they are seeking an experienced IT Systems Engineering Lead to join their Project Management Team based in Reading. This is a senior technical leadership role, supporting the pre‑FEED and FEED phases of a complex integrated refinery and petrochemicals development. You will represent Our Client in guiding contractors, shaping engineering standards, driving IT/OT system integration, and ensuring robust, secure, and cost‑effective digital...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
Apr 11, 2026  
Electrical Systems Engineer
We are hiring Electrical Systems Designers to join an engineering and manufacturing company in Bristol, on both contract and permanent bases. Design, develop, and implement electrical systems and components for our products, adhering to EN(phone number removed), EN13849, UL, and CSA standards and experience in CE marking. Collaborate with cross-functional teams to ensure seamless integration with mechanical, software, and firmware components. Produce detailed electrical drawings, schematics, and layouts using industry-standard CAD software. Manage the planning of engineering tasks and allocation of resources with the management team and other Lead Engineers. Ensure the delivery of engineering work to deadlines. Provide guidance and mentorship to engineering team members, helping to ensure their professional growth and development, including onboarding new staff. Ensure the output of the team is in a standard format, and complies with company quality, as well as other regulatory...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Apr 11, 2026  
Systems Engineer
We're looking for talented Systems Engineers 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 enjoy solving multi-faceted technical challenges, this contract offers a compelling opportunity. Location Ampthill, Bedfordshire On-site presence required Mondays and Tuesdays Contract Details Duration: 12 months Hours: 37.5 per week Working Pattern: 4?day week (Mon-Thurs) with flexible arrangements Rate: Competitive per hour (Inside IR35) Clearance: BPSS to start; SC required later Eligibility: Sole UK nationals only (due to programme requirements) Role Overview You'll join a growing engineering function supporting multiple business areas, including platform systems and special projects. These roles are driven by increased demand across complex system integration activities, including work on next generation turreted systems and other mission critical...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Mar 21, 2026  
Senior Systems Engineer
Senior Systems Engineer (12 Month Fixed Term Contract) Denham Martin-Baker is the world’s leading manufacturer of ejection and crashworthy seats, saving over 7,805 lives to date. We combine cutting-edge engineering with a clear mission: protecting aircrew around the world. We are now recruiting a Senior Systems Engineer (12 month Fixed Term contract) to join our established Systems Engineering team at our Denham site. The Role: As a Senior Systems Engineer, you will lead complex analytical engineering activities across the full product lifecycle — from concept and development through to production and verification. You will be responsible for maintaining system requirements, conducting in-depth analyses, supporting system verification, and producing highly technical documentation required for internal, customer, and contractual purposes. You will also play a key role in mentoring Systems Engineers, helping maximise team capability, quality, and productivity while supporting...
IR35 Status:
Unknown Status

CV-Library Denham, Buckinghamshire Contractor
CL
Mar 20, 2026  
Low Voltage Systems Engineer
EE Low Voltage Systems Engineer Scope & Skills summary Scope of Work * Develop, Integrate, Validate, and Sign off Low Voltage Systems, across all relevant projects * Responsibility for hardware and software management (System 42), check & approve circuit diagrams (Schaltplans), support the development of functions, networking, and communications between ECUs. Use diagnostic troubleshooting skills to resolve vehicle issues. * Support all Compliance, Functional Safety, and Golden Rules (ENG (Apply online only) Emissions Control Module Application Process) activities as required. Key Deliverables * Develop, Integrate and Validate the Low Voltage Components, both on and off vehicle, for all relevant projects in line with the company Product Emergence Process. * Work cross functionally within Electrical & Electronics, Whole Vehicle, Body & Trim, and Motion Engineering R&D departments, to deliver a Low Voltage system that meets customer and vehicle...
IR35 Status:
Unknown Status

CV-Library Greater Manchester, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Bolton, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Jan 24, 2026  
Satellite Systems Engineer 2343-1
Systems Engineer - Satellite Communications Portsmouth, UK 6 Month Inital Contract The Opportunity: Shape the Future of Secure Space-Based NetworksAn exceptional opportunity has arisen for a talented Systems Engineer to join our Lead Systems Engineers and Architects team within Defence & Space industry in Portsmouth, UK. This is your chance to directly contribute to the next generation of critical military satellite communications capability, including key future-looking programmes like the UK MOD's Skynet Enduring Capability and other vital Milsatcom initiatives. Our client has a proven track record, having delivered Milsatcom capability to the UK MOD from Skynet 4, through the successful Skynet 5 PFI, and currently delivering Skynet 6A on orbit. They are setting the standard for inter-satellite links, navigation, and space-based networks. Join us to be at the forefront of these exciting, engaged, and future-focused technologies. As a Systems Engineer, you will be pivotal...
IR35 Status:
Unknown Status

CV-Library Hampshire, UK Contractor
CL
Jan 22, 2026  
Systems Engineer
World Class Defence Organisation based in Stevenage and Bristol is currently looking to recruit a Systems Engineer subcontractor on an initial 6 month contract.  The department are looking for Systems Engineers ideally from the defence / aerospace background.  Previous experience of DOORS is required. Hourly Rate: £70.00ph (Umbrella).  Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bristol or Stevenage (depending on your preference) Hybrid / Remote working: The role will likely be onsite 2-3 days per week (this could reduce once up to speed in the role). A 4 day working week is OK (Monday to Thursday).  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   Airborne Launcher Functional Systems Engineer Job Description: Analyse high level design documentation to elaborate and capture...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Jan 18, 2026  
Mechanical Systems Engineer / Architect
World Class Defence Organisation based in Stevenage is currently looking to recruit 3x Mechanical Systems Engineers / Architects on an initial 12 month contract.  The role will be hybrid of being split between working from home and onsite.    This role would suit a candidate who comes from a strong background of working as a Mechanical Design Engineer, Mechanical Systems Engineer, Mechanical Architect or has experience of Mechanical Systems Architecture.  A defence / aerospace background is ideal but not essential. DOORS experience would be great.    A background or knowledge of Systems Engineering and Supplier Management would be beneficial. Contract Duration: 12 Months initially and then ongoing and long-term thereafter. Hourly Rate: £65.00ph   Mechanical Systems Engineer / Architect Job Description:   We have an opportunity for an experienced Mechanical Architect to join the team. This exciting role is to gather and manage the missile mechanical architecture requirements to...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Apr 17, 2026  
AIT Systems Test Engineer
Satellite AIT Electrical Systems Engineer Location: Stevenage Contract: 12 months + Rate: £55 per hour Industry: Space / Aerospace Overview We are seeking a Satellite AIT Electrical Systems Engineer to support spacecraft system testing across functional and environmental test campaigns. You will develop, debug and execute automated test sequences, support anomaly investigations, and contribute to spacecraft verification activities. Key Responsibilities Interpret electrical and functional test requirements Develop, debug and execute automated test sequences Provide first-line support during spacecraft test operations Investigate faults and support anomaly resolution Prepare test procedures and produce test reports Support environmental testing (TVAC, EMC, Magnetic) Contribute to test reviews and non-conformance investigations Ensure compliance with engineering standards and procedures Required Experience Experience writing test sequences/scripts for spacecraft testing...
IR35 Status:
Unknown Status

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 16, 2026  
Systems Qualification Engineer
Systems Qualification Engineer 2-3 days on site £72.54 per hour (inside IR35) Defence 12 months As a Qualification Systems Engineer you will report to the Lead Hardware Systems Engineer and Project Design Authority as applicable. Your responsibilities will include estimation of development activities, design of technical solutions, implementation of proposed solutions and the testing involved in verifying them. You will also be required to help in diagnosing with reported issues. This role will require the need to travel to test house. As part of the development team you will be expected to work closely with your team members, as well as providing support to other teams such as business winning, development, test, and support teams. You will support the design, qualification and implementation of our deliveries at the operational level. In other words, not only will you be responsible for ensuring the components comprising our systems meet their requirements but you will be...
IR35 Status:
Inside IR35

CV-Library Christchurch, Dorset Contractor
CL
Apr 15, 2026  
Systems Safety Engineer
Location: Brighton (4-5 days per week onsite) Duration: 6 month contract Inside IR35 Role details: Our client, a prominent player in the Defence & Security and Aerospace sectors, is currently seeking a Systems Safety Engineer to join their team in Brighton. You will be required to work onsite 4 days per week, with an initial period of 5 days per week for the first 4 weeks. Core Responsibilities: Support the development and management of system requirements, ensuring traceability from customer needs through to verification. Support the development of system safety artefacts in accordance with aerospace and defence standards. Assist in defining system architecture and interfaces across mechanical, electrical, and software elements. Participate in design reviews including SRR, PDR, CDR, and test readiness reviews. Support the development of system safety artefacts in accordance with aerospace and defence standards. Assist in performing hazard identification and analysis...
IR35 Status:
Inside IR35

CV-Library Brighton, East Sussex Contractor
CL
Apr 17, 2026  
Systems Performance Modelling Engineer
World Class Defence Organisation based in Stevenage and Bristol is currently looking to recruit a Systems Performance Modelling Engineer subcontractor on an initial 12 month contract.  Your base site can be either Stevenage or Bristol, depending on your preference. The role can be worked on a 4 day week basis (Monday to Thursday) but due to the nature of the work, the position will need to be based onsite.     This role would be suitable for a Simulation and Modelling Engineer (Matlab / Simulink) ideally from the defence or aerospace industry.   Rate: £80.00 per hour Location: Your base site can be either Stevenage or Bristol, depending on your preference Hybrid / Remote working: The role will based onsite.  A compressed 4-Day week of Monday to Thursday is possible Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Apr 17, 2026  
Systems Performance Modelling Engineer
World Class Defence Organisation based in Stevenage and Bristol is currently looking to recruit a Systems Performance Modelling Engineer subcontractor on an initial 12 month contract.  Your base site can be either Stevenage or Bristol, depending on your preference. The role can be worked on a 4 day week basis (Monday to Thursday) but due to the nature of the work, the position will need to be based onsite.     This role would be suitable for a Simulation and Modelling Engineer (Matlab / Simulink) ideally from the defence or aerospace industry.   Rate: £80.00 per hour Location: Your base site can be either Stevenage or Bristol, depending on your preference Hybrid / Remote working: The role will based onsite.  A compressed 4-Day week of Monday to Thursday is possible Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 17, 2026  
Systems Performance Modelling Engineer
Systems Performance Modelling Engineer Overview of department: We are looking for a modeller to produce models of the seeker RF Radar. The model includes the seeker hardware, digital processing and target environment. The modelling team is responsible for developing the model, producing auto-code, generating seeker performance predictions and interfacing the seeker model into the missile dynamic reference model. Responsibilities (to include): Modelling in Matlab and Simulink using model-based design techniques Producing parts of a complex Seeker model including modelling the target scenario, seeker hardware and processor algorithms Develop and implement algorithms within the model Producing and verifying auto-code for the software algorithms from the model Carrying out seeker performance assessment Producing a simpler representation of the model for use in the missile model Upgrading legacy Seeker models to newer MATLAB/Simulink Vectors Documenting the model changes and creating...
IR35 Status:
Unknown Status

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 17, 2026  
Systems Performance Modelling Engineer
Systems Performance Modelling Engineer is required for a long term contract assignment based out of Stevenage or Bristol 4 day compressed week available. Skillset / experience required: Tools: Simulink Matlab Skills: Modelling for auto-coding Assessing suitability of algorithms in the model Aptitude for converting an algorithm into a Simulink model (desirable) Familiarity with Radar and Control Systems (desirable) Familiarity with Digital Signal Processing (desirable) RF experience (desirable) Experience in C (not essential) Technical report writing Model delivery experience Overview of department: We are looking for a modeller to produce models of the seeker RF Radar. The model includes the seeker hardware, digital processing and target environment. The modelling team is responsible for developing the model, producing auto-code, generating seeker performance predictions and interfacing the seeker model into the missile dynamic reference model. Responsibilities (to...
IR35 Status:
Unknown Status

CV-Library Stevenage, Hertfordshire Contractor
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