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Software Engineer

Contributes across the full development lifecycle, from concept and algorithm design to system integration, testing and troubleshooting of safety-critical navigation and autonomy software in C++. Works with a multidisciplinary team on real-time embedded systems, hardware/software-in-the-loop testing and flight test activities, producing design documentation and test reports.

Flarebright Bicester £39,000 – £49,000 pa
On-site Permanent Clearance Required

Verification Engineer

Defines verification and validation strategies for electronic controllers used in electromechanical systems, supporting hardware verification planning and execution. Works with Matlab/Simulink, LabView, Speedgoat and Beckhoff real-time tools, providing technical support to the wider engineering team and managing projects from concept to delivery.

Jonathan Lee Recruitment Bristol
On-site Permanent

Propulsion Systems Engineer

Systems engineer role within a space propulsion centre of excellence, owning propulsion subsystem and equipment activities across Phase A-E for satellite programmes. Acts as primary technical lead for the subsystem in MAIT and architecture, managing work packages, requirements baselines, design reviews and non-conformances while interfacing with customers, PMO, AIT and suppliers. Involves analysis tooling in EcosimPro, MATLAB, Python and Excel, with occasional UK/Europe travel.

Morson Edge Rowstock £54 ph
On-site Permanent

GNC Architect

Lead the Guidance, Navigation and Control architecture for a space mission, defining subsystem requirements, simulator and test specifications, and managing the GNC engineering team. The role involves fault-tolerant algorithm design, rendezvous and pose estimation sensors, trajectory design and hardware integration, interfacing with system and robotic architects. Distinct for its focus on in-orbit servicing and space debris removal.

ClearSpace London
On-site Permanent

Robotics Engineer

Develops core robotic technologies for in-orbit servicing missions, including capture, docking, inspection, refuelling, repair and assembly. Supports simulation and testing facilities, defines modular and scalable robotics products, and delivers solutions to key programmes. Involves embedded software, motor control and programming in Matlab/Simulink, Python or C/C++, plus customer and subcontractor liaison.

ClearSpace London
On-site Permanent

RF Subsystem Engineer

Design, analyse and test communication subsystems and passive RF equipment up to Ka-band, covering architectural design, performance dimensioning, documentation and test procedures. Work spans the full project cycle, including integration and test support, and involves close collaboration with mechanical, components and purchasing teams plus subcontractor follow-up.

Thales Alenia Space Tres Cantos, Spain
Hybrid

Electric Propulsion Engineer

Owns the design, build and test of an RF gridded ion thruster, from performance calculations and ion optics through to vacuum-chamber testing and design iteration. Works alongside mechanical, electrical and control engineers to support the NEO-1 satellite and customer thruster deliveries, with test results feeding directly into flight configurations.

NewOrbit Space Reading
Hybrid Permanent

Senior Flight Dynamics Engineer

Develops and operates in-house flight dynamics software for orbital manoeuvres, rendezvous, docking and collision avoidance across multiple mission phases. Interfaces with GNC, ground segment and contractor teams, supports 24/7 shift operations, and works with MATLAB, C++ and Python in a hybrid Harwell-based team.

Astroscale Didcot
Hybrid Permanent Clearance Required

Defence Flight Dynamics Engineer

Develops and maintains flight dynamics software for defence-focused space control missions, specifying algorithms and integrating with an in-house flight dynamics suite. Works in an Agile team with the commercial defence team and Chief Engineer, also supporting bids, customer training and ground segment verification and validation.

Astroscale Didcot
Hybrid Permanent Clearance Required

GNC Systems Engineer

Contribute across the GNC development lifecycle for complex satellite missions, from requirements, architectures and FDIR to V&V strategies. Involves integrating GNC algorithms, computer vision and hardware, plus flight software architecture, trade-offs and on-orbit operations support. Distinct for its focus on rendezvous, proximity operations and spacecraft capture systems.

Holt Executive Oxfordshire £40,000 – £70,000 pa
Hybrid

Senior Flight Dynamics Engineer

This role involves trajectory planning, mission analysis, and developing software for spacecraft operations. You will work on complex orbital missions, including rendezvous, docking, and separation, and support real-time mission phases. The position offers a hybrid and flexible working environment with opportunities for professional growth.

Holt Executive Oxfordshire £60,000 – £90,000 pa

Mechanisms Functional Manager

Oversees the technical execution, cost, budget and delivery of mechanisms project solutions, ensuring adherence to risk profiles and design policies. Leads a team of electro-mechanical engineers, managing work packages, resource conflicts and capability development while collaborating with Mechanism Experts and Project Managers. Includes hands-on support for debugging mechanism hardware and some project and design work.

Surrey Satellite Technology Guildford
On-site Permanent

Electric Propulsion Test Engineer

Runs the propulsion test programme that turns AURA RF gridded ion thruster designs into verified, flight-ready hardware, using NewOrbit's own vacuum facilities. Builds test rigs, operates vacuum systems, RF generators, high-voltage supplies and thrust balances, runs plasma diagnostics and feeds findings back to the design team. Works closely with propulsion, mechanical, electrical and control engineers on NEO-1 and customer thruster deliveries.

NewOrbit Space Reading
Hybrid Permanent

Ingénieur Traitement Numérique du Signal - F/H

Develops and models signal-processing algorithms in Matlab/C++ for digital equipment embedded on satellites, physically implementing them on target hardware. Works within a ~50-person Digital Solutions team, collaborating with systems teams, solution architects and digital component designers, and producing validation plans and technical documentation under QCD constraints.

Thales Alenia Space Toulouse, France

RF Payload Engineer

Design, implement and verify RF payload solutions for satellite missions, covering system-level performance analysis of communications, radar and SIGINT payloads. The role spans hardware specification for transmitters, receivers and antennas, signal processing, tool development, and payload verification through environmental test and in-orbit commissioning. It also includes work package management, budget and schedule planning, bid input and presenting technical progress to stakeholders.

Surrey Satellite Technology Guildford
On-site Permanent

ASIC Design Engineer

Hands-on role in a small Edinburgh silicon team developing high-value ASIC and SoC designs for a space-based mobile broadband network. Involves micro-architecture specification, high-quality RTL development in SystemVerilog, SoC integration and subsystem work, collaborating with architecture, verification and software teams from concept through tape-out.

AST SpaceMobile Edinburgh