Flight Software Engineer (Validation & Verification)

An exciting opportunity has arisen for a Validation & Verification Engineer to join a leading flight software team working on cutting-edge space missions. This role offers the chance to contribute to next-generation orbital debris removal and satellite servicing projects, a truly unique opportunity to make an impact on the future of space sustainability.

We’re looking for someone with a strong background in real-time embedded software who’s ready to take the next step in their career and play a key role in ensuring flight software reliability, performance, and safety.

You’ll be responsible for the verification and validation (V&V) of onboard flight software for satellite missions, defining solutions based on system requirements and collaborating across subsystems to ensure robust, high-quality software delivery.

Key Responsibilities:

• Participate in the validation and verification of flight software for satellite onboard computers.
• Review technical specifications and requirements documents (SRS, ICD, SDD, etc.).
• Design, implement, and automate test cases and scripts.
• Develop and maintain test environments and simulators.
• Identify and implement test equipment solutions.
• Collaborate with subsystem teams to define software needs and interfaces.
• Contribute to technical reviews and knowledge sharing across projects.

Essential Skills:

• Proven experience designing and automating test cases for real-time embedded software.
• Strong programming ability in Python, including dependency and environment management.
• Experience in software validation facilities (numerical, hybrid, or hardware-based).
• Familiarity with Git and modern software development workflows.
• Background in space software verification and validation (C/C++).
• Understanding of communication protocols (PUS, CCSDS, CAN, SpaceWire).
• Knowledge of ECSS standards, especially ECSS-E-ST-40C.
• Strong understanding of the software development lifecycle.
• Proactive, self-managing, and able to take ownership while working collaboratively.

Desirable Skills:

• Experience with RTOS platforms (VxWorks or RTEMS).
• Familiarity with CI/CD pipelines and UML.
• Experience with Linux environments, shell scripting, and QT-based applications.
• Knowledge of cFS framework, SPARC V8 or PowerPC architectures.
• Understanding of mission design lifecycles from concept to operations.

What’s on Offer

• Competitive salary
• Flexible working around core hours (optional 9/75 pattern)
• Hybrid working options
• 25–28 days annual leave + bank holidays
• Private healthcare, life insurance, and long-term sick pay
• Relocation support & visa sponsorship (where applicable)
• Modern, state-of-the-art workspace
• Regular team and social events
• Opportunity to work with an international team on pioneering space technology

If you’re an experienced Flight Software Engineer or Verification Specialist ready to contribute to mission-critical space systems, we’d love to hear from you.

TT