Latest Test Engineer Jobs

Hot Fire Test Technician, Aerospace Propulsion, Space

Conduct hot fire testing of space propulsion systems, including setup, propellant handling, and instrumentation. Operate high-pressure fluid and gas systems, perform calibrations, and support test data collection. Work with flight hardware and follow strict safety and decontamination procedures post-test.

Expert Employment Lower Hartwell, Buckinghamshire, United Kingdom £42,000 – £48,000 pa

Software Engineer - On Board Processing

Design and develop flight software for satellite systems, focusing on reliability and performance in space missions. Work on Linux and RTOS-based platforms, ensuring robust integration with spacecraft subsystems. Engage in full lifecycle development with strong emphasis on traceability, testing, and continuous improvement in a cross-functional team environment.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

RF Engineer

Design and develop high-performance RF and mmWave subsystems for mission-critical applications in telecommunications, aerospace, defence, and space. Perform hands-on RF design, simulation, testing, and troubleshooting across the full product lifecycle. Collaborate with cross-functional teams to deliver advanced connectivity solutions meeting stringent performance and reliability standards.

Filtronic High Peak, United Kingdom

Hybrid Permanent

Optical Systems Engineer

Design and develop space-borne optical systems from concept through manufacturing, integration, and verification. Lead optical metrology and environmental testing programmes, support payload alignment, and manage technical documentation for spacecraft optical payloads. Work within a multidisciplinary team to deliver high-performance imaging systems for space applications.

Surrey Satellite Technology Guildford, GU2 7YE, United Kingdom

GNC Algorithms Engineer

Design and develop guidance, navigation, and control (GNC) algorithms for spacecraft systems, spanning the full lifecycle from simulation and modelling to flight software integration and verification. Work on autonomous navigation, attitude control, and rendezvous operations within a multidisciplinary team. Utilise high-fidelity simulations and tools like MATLAB/Simulink and Python to deliver robust, flight-ready GNC solutions.

Holt Executive Oxfordshire, United Kingdom £40,000 – £70,000 pa

Systems Engineering Team Lead

Leads a team of systems engineers while actively contributing to the design and development of complex spacecraft systems across the full lifecycle, from mission concept to integration and verification. Focuses on technical trade-offs, requirements management, and cross-disciplinary coordination within a high-tech space organisation. Offers leadership responsibility alongside hands-on engineering in a collaborative, international environment.

Holt Executive Oxfordshire, United Kingdom £65,000 – £98,000 pa

FPGA Engineer

Design and lead FPGA architecture for spacecraft systems, translating mission requirements into high-reliability digital designs. Develop scalable IP, drive verification strategies, and integrate with onboard software and electronics. Work across the full lifecycle from concept to in-orbit validation in a collaborative, innovation-driven environment.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

Senior Systems Engineer Consultant

As a Systems Engineering Consultant, you will work with clients to analyze problems, capture requirements, create architectures, and assess solutions using systems engineering methods. You will lead technical projects, develop novel approaches, and maintain client relationships in the defence, space, and security sectors.

Gregory Martin International Portsmouth, Hampshire, United Kingdom £60,000 – £80,000 pa

Hybrid Permanent Clearance Required

Structural Engineer- Aerospace

This role involves performing static strength analysis on metallic and composite aerospace structures, building and running FEA models, and supporting structural testing. You will work closely with design, manufacturing, and test teams, and have the opportunity to influence the design and performance of cutting-edge aerospace structures.

Copello Bristol, Bristol (county), United Kingdom £40,000 – £75,000 pa

RF Engineer

Design and develop high-performance RF, microwave, and millimetre-wave subsystems for mission-critical communication networks in aerospace, defence, and telecommunications. Perform hands-on simulation, modelling, and testing of RF components and systems, working closely with cross-functional teams to deliver advanced connectivity solutions. Support technology development and contribute to product roadmaps in a rapidly growing, innovation-driven engineering environment.

Filtronic Sedgefield, United Kingdom

On-site Permanent

Electrical Hardware Engineer

This role involves designing, developing, testing, and delivering electrical hardware for advanced flight simulator systems. You will work closely with software, systems, and project teams to produce integrated solutions, ensuring they meet customer and industry requirements. The position offers opportunities to mentor junior engineers and engage with suppliers.

Holt Engineering Crawley, West Sussex, United Kingdom

On-site Permanent

Product Assurance Engineer

The role involves leading product assurance activities for space payload systems, ensuring compliance with stringent standards like ECSS, ESA, and NASA. Responsibilities include managing quality across the product lifecycle, leading root cause analyses, supporting design and manufacturing reviews, and overseeing component qualification. The position requires close collaboration with engineering, manufacturing, and supply chain teams in a high-reliability sector.

Octagon Group Sedgefield, County Durham, United Kingdom

Imager Electronics Engineer

This role involves leading the verification, testing, and debugging of imager electronics for space-based optical payloads. The engineer will develop test plans, perform circuit-level analysis, support design teams, and ensure compliance with space-environment standards. Work spans from design validation through to integration, AIT, and commissioning, with a strong focus on test automation and cross-disciplinary collaboration.

Surrey Satellite Technology Guildford, GU2 7YE, United Kingdom

Hybrid Permanent

Propulsion Engineer

This role involves engineering support across the design, development, manufacturing, and testing of advanced rocket engines and thrusters for space missions. The engineer will perform functional and system analyses, support hot-fire testing of bi-propellant and monopropellant systems, develop technical documentation, and interface with customers and cross-functional teams. Work spans critical projects like RELIANCE and LEROS, with responsibilities extending to supplier management, data analysis, and technical contributions to proposals.

Nexithon Ltd United Kingdom

Verification Engineer

Verification EngineerSalary to £60k + benefitsHybrid role - 3 days a week (Tues, Wed, Thurs) on-site in Witney, Oxfordshire,CompanyPioneering safeguards for embodied-AI, this company is building the trust layer for autonomy and physical AI. They aim to be the global...

Profile 29 Ox281Ae, United Kingdom £45,000 – £65,000 pa