UK Space Jobs

Spire · Glasgow

Design, implement, test and maintain embedded firmware for satellite systems, working within a Platform team that interfaces with R&D, manufacturing and operations. Involves optimising serial protocols, debugging on-orbit and on-ground issues, and building interface tools, with FreeRTOS, Embedded C, Python/Bash and Arm Cortex microcontrollers in a fast design-to-launch cycle.

ClearSpace · London

Owns the overall spacecraft thermo-mechanical architecture, from concept through launch and operations, as a key member of the Mechanical, Thermal and Propulsion team. Leads mechanical design, interfaces, trade-offs and verification, acting as primary technical focal point for customers, partners and suppliers, with scope to coordinate the MTP domains on a mission.

ClearSpace · London

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.

Foundational · London

Lead a growing engineering team spanning hardware, optics and software, taking satellite laser ranging stations from prototype to repeatable production. Own delivery planning, design reviews, requirements and configuration processes while shaping architecture with the CTO and supporting ESA and customer programmes.

Astroscale · Didcot

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.

Foundational · London

Lead geodetic processing and analysis of satellite laser ranging data, ensuring it meets international geodetic community standards and becomes trusted products. Contribute to reference frame and Earth orientation products, define data quality standards, and represent the company in the ILRS, IAG and wider geodetic community. Guide data scientists and software engineers on models and algorithms, with opportunities to publish and present at conferences.

Filtronic · Cambridge

Lead the design, simulation and development of RF and mmWave circuits, components and subsystems, including system analysis, performance optimisation and troubleshooting. Carry out measurements, characterisation and validation of prototypes and production hardware, and support the transition from concept through prototyping into volume manufacturing. Works closely with electronics, mechanical, software and systems engineers, and contributes technical input to RFQs, proposals and customer engagements.

Filtronic · Stockton-on-Tees

Design and develop analogue and digital electronic systems, including mixed-signal circuits, signal conditioning, filters, amplifiers and power supplies, using microprocessors, ADCs and DACs. Own designs from concept through to volume manufacture, working with RF, software and firmware engineers on integration, testing and troubleshooting across interfaces such as PCIe, USB, Ethernet, CAN, I²C and SPI. The role spans thermal analysis, MTBF and tolerance analysis for telecoms, space, defence and high-altitude platform applications.

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

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.

Expert Employment · Aylesbury · £65,000 – £70,000 pa

Lead technical delivery of satellite and terrestrial communication projects, designing end-to-end cellular and satellite systems and developing practical solutions for end users. The role combines hands-on system integration, hardware setup and coding with technical consultancy, working alongside businesses, universities and research partners on emerging 5G, 6G and IoT technologies.

Proactive · Earley · £60,000 – £65,000 pa

Leading the design of electronic circuits and systems for anti-vibration mounts, avionics racking and illuminated control/display systems used in aerospace, defence and industrial sectors. Involves reviewing customer requirements, preparing bills of materials and cost estimates, managing project risks, running verification and validation, designing test equipment, and mentoring engineers.

Gregory Martin International · Chippenham · £60,000 – £80,000 pa

Consultants work directly within customer teams to analyse problems, capture requirements, create architectures and assess options using systems engineering methods, then present evidence-based recommendations. Projects typically support defence and security research and procurement, with a focus on space, C4ISTAR and satellite systems, and the role also involves leading bids and building client relationships.

Eutelsat OneWeb · London

Acts as a cornerstone of the Mission Analysis function within an integrated Flight Dynamics team, performing full mission lifecycle analysis from launch to de-orbit, including launch window analysis, maneuver planning, trajectory design and optimisation, orbit determination, constellation analysis, and conjunction assessment. Also supports FDS development and automation, writes engineering specifications and CONOPS documentation, and mentors junior engineers across GEO and LEO programmes.

Eutelsat OneWeb · London

Designs and analyses the physical layer and air interface for next-generation satellite communications and the EU's IRIS2 system. Builds software simulators of user and feeder links (5G, DVB-S2X) to assess channel impairments, RF performance and system-level trade-offs, and sets technical requirements for vendors. Works within the System Engineering team, with a senior role mentoring a second engineer.

Gregory Martin International · Portsmouth · £60,000 – £80,000 pa

Lead major systems engineering consulting projects for defence clients, providing technical oversight, architecture development and integration strategies while mentoring junior staff. The role combines client delivery with business development, bids and subject-matter expertise in MBSE, requirements engineering and capability development across defence, telecoms and space domains.