Latest Test Engineer Jobs

Test Engineer Engine, Propulsion or Thrust

Conduct hot fire testing of rocket propulsion systems using propellant and pressurant feed systems, including design and execution of test setups. Work with ground support and electrical ground support equipment in a space engineering context. Ideal for engineers with hands-on experience in mechanical, aerospace, or physics-based roles focused on rocketry and fluidic control systems.

Expert Employment Waddesdon, Buckinghamshire, United Kingdom £28,000 – £43,500 pa

Test Engineer (Data)

A Test Engineer in the Data team ensures the quality and reliability of the DataCosmos geospatial data platform by designing automated and manual tests, validating data flows, and supporting CI/CD pipelines. The role involves testing frontend, API, and data layers while collaborating with engineering and product teams to define test coverage and improve testing practices.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Rocket Engine Propulsion Test Engineer

As a Senior Systems Engineer, you will coordinate the development and integration of complex rocket engine systems, working across multiple disciplines including structural, thermal, propulsion, and electronics. Your role involves leading technical projects, performing system analysis, and ensuring compliance with spacecraft requirements, while also managing customer interactions and supplier queries.

Expert Employment Lower Hartwell, Buckinghamshire, United Kingdom £38,000 – £45,000 pa

On-site Permanent

Flight Test Engineer

Flight Test Engineer – UAS & DefenceBristol or West Wales | Hybrid | Permanent, Full-Time- £40,000-£60,000Take Flight Testing Beyond the Test ProgrammeAre you an experienced Flight Test Engineer looking for the opportunity to work with advanced uncrewed aircraft, real operational...

Copello Aberporth, Dyfed, United Kingdom £40,000 – £60,000 pa

Materials Test Engineer (Composites/ Adhesives)

This role involves manufacturing, testing, and evaluating composite materials and adhesives for high-performance applications in aerospace, Formula One, and defence. You'll work within a small technical team to generate accurate test data and support product development, gaining hands-on experience with advanced materials. The position is workshop-based with flexible hours and offers a clear path for technical growth and career progression.

Rise Technical Recruitment Honiton, United Kingdom £30,000 – £41,000 pa

On-site Permanent Clearance Required

Lead Test Engineer

Lead Test Engineer to develop and manage test solutions for advanced electro-mechanical systems in underwater robotics. Responsible for end-to-end test lifecycle, including test case design, automation, facility management, and team leadership. Works across electrical, mechanical, and software domains in a high-tech defence environment.

Saab Fareham, United Kingdom

On-site Permanent Clearance Required

Principal Test & Testability Engineer

This role involves leading test and testability strategies for complex electronic and electro-mechanical systems in defence technology. The engineer will define test architectures, drive Design for Test (DfT) practices, develop diagnostic solutions, and mentor technical teams across the product lifecycle. It's a strategic position focused on influencing system design and verification in safety-critical environments.

Matchtech Hertfordshire, United Kingdom

Hybrid Permanent Clearance Required

Senior AIT Test Engineer

This role involves leading assembly, integration, and test (AIT) activities for on-board processor units in advanced space communications systems. The engineer will perform hands-on electrical, thermal, and environmental testing, including vibration, shock, and vacuum, ensuring validation of satellite payload and subsystems. Close collaboration with cross-functional teams is required during integration with ground test equipment and throughout the test lifecycle.

Enterprise Recruitment Stevenage, Hertfordshire, United Kingdom £55,000 – £80,000 pa

Senior AIT Test Engineer

Lead AIT activities for on-board processor units in advanced space communications systems, including integration of payload, subsystems, and ground test equipment. Perform thermal, shock, vibration, vacuum, and electrical testing in a hands-on engineering role. Work across multidisciplinary teams on cutting-edge satellite and space flight hardware projects within a globally respected organisation.

Enterprise Recruitment Harwell, Oxfordshire, United Kingdom £55,000 – £80,000 pa

AIT) Electrical Test Operations Engineer

The AIT Electrical Test Operations Engineer is responsible for the electrical testing and validation of spacecraft, operating in a high-tech cleanroom environment. Key responsibilities include executing test procedures, operating checkout systems, and supporting integration activities for mission-critical systems.

Belcan Oxfordshire, United Kingdom £37 ph

On-site Contract Shift-work Clearance Required

Lead Engineering Technician

This role involves leading daily operations in an R&D facility focused on advanced underwater robotics, combining hands-on technical work with team coordination and safety leadership. The technician will build and test electro-mechanical systems, conduct technical reviews, and ensure compliance with safety and 5S standards. It’s a hands-on position at the intersection of engineering, testing, and team mentorship within a high-tech defence environment.

Saab Fareham, United Kingdom

On-site Permanent Clearance Required

Electronics Engineer – Satellite Manufacturing (AIT Production)

This role involves hands-on integration, testing, and validation of electronic assemblies for satellites, including troubleshooting PCBs and supporting production. The engineer will develop test procedures, ensure compliance with aerospace standards, and collaborate across engineering and manufacturing teams to deliver reliable, space-ready hardware.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Senior Mechanical Integrator

This role involves designing and integrating sophisticated sensors and mission systems onto high-performance uncrewed aircraft. Responsibilities include creating detailed 3D CAD models, performing FEA and thermal assessments, and troubleshooting fitment and structural issues during integration and flight trials.

Copello Aberporth, Dyfed, United Kingdom £50,000 – £60,000 pa

Propulsion Engineer

This role involves end-to-end engineering of spacecraft propulsion systems, including design, analysis, hardware build, and testing for gas, chemical, and electric systems. The engineer will support missions from project scoping through to in-orbit commissioning, working across simulation, documentation, and hands-on assembly. A rare blend of analytical and practical engineering is required within a multidisciplinary team environment.

Surrey Satellite Technology Guildford, GU2 7YE, United Kingdom

RF Engineer

This role involves hands-on design, simulation, test, and validation of advanced RF, microwave, and mmWave subsystems for mission-critical communications in aerospace, defence, space, and telecoms. You will collaborate with multi-disciplinary teams to deliver cutting-edge solutions from concept to manufacture.

Manpower Sedgefield, United Kingdom £65,000 pa

On-site Permanent Clearance Required