Embedded Software Engineer – Holt Executive Ltd
Location: England, United Kingdom
Salary: £40,000 – £75,000 per annum + Benefits
Working Pattern: Hybrid & flexible, optional 9/75 compressed week
Job Posted: November 27, 2025
Visa Sponsorship: Available
Overview
A leading space engineering organisation is seeking an Embedded Flight Software Engineer to join its growing flight software team. You’ll develop real-time embedded software for next-generation orbital missions, contributing to spacecraft systems that enable safe and sustainable space operations.
You’ll take ownership of key aspects of flight software design, integration, and validation, collaborating with multi-disciplinary teams across GNC, avionics, and spacecraft systems.
Key Responsibilities
- Design, develop, and validate real-time embedded flight software for satellite onboard computers.
- Define software architecture, ICDs, and development & verification plans.
- Collaborate with systems teams to identify software requirements.
- Perform integration, verification, and validation on target and in simulation.
- Support mission testing and simulation campaigns.
- Contribute to continuous improvement and knowledge sharing.
Essential Skills & Experience
- Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related discipline.
- Proven experience with C/C++ for real-time embedded systems.
- Strong knowledge of real-time operating systems (e.g., VxWorks, RTEMS).
- Experience implementing equipment drivers and ICDs.
- Proficient in Git and modern software development workflows.
- Strong problem-solving skills; ability to work proactively with minimal supervision.
Desirable Skills
- Experience in space systems or high-reliability environments.
- Familiarity with PowerPC architecture and VxWorks.
- Knowledge of CCSDS, CAN, SpaceWire protocols.
- Understanding of MISRA and ECSS standards.
- Experience with NASA cFS framework.
- Proficiency in Linux, shell scripting, Python, build systems.
- Exposure across the full mission lifecycle.
What’s on Offer
- Work with a highly skilled international team.
- Flexible working with hybrid setup and compressed work week.
- 25 days annual leave + bank holidays.
- Private healthcare, life insurance, long-term sick pay.
- Relocation assistance & visa sponsorship (if required).
- State-of-the-art office and cleanroom facilities.
- Supportive environment with social & professional development events.
If you’re passionate about software for real-world space missions, apply now to help shape the future of sustainable space operations.
