> Markdown version of [/jobs/ext/3878083-software-engineer](https://www.wearedevelopers.com/jobs/ext/3878083-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** Nexithon Ltd - **Location:** Westcott, United Kingdom - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Testing (Software), C++ (Programming Language), Embedded Software, Python (Programming Language), LabVIEW, Software Engineering, Software Troubleshooting - **Published:** October 23, 2026 - **Apply:** https://www.cv-library.co.uk/job/225758775/Software-Engineer ## About the Role * 3+ years' experience within the Space or Aerospace industry. * Strong embedded software development experience. * Knowledge of ECSS software standards. * Proficiency in Python and/or C++. * Experience with space-qualified software, testing and verification. * Degree in Electrical or Electronic Engineering. Interested in working on technology supporting the next generation of space exploration? ## Description I'm working with a leading organisation in the Space & Aerospace sector looking to recruit an experienced Software Engineer to support the development of advanced rocket propulsion systems for future space missions. This is a fantastic opportunity to work on cutting-edge propulsion technology, combining embedded software development, technical oversight and hands-on testing., * Review and support the development of flight-critical embedded software. * Work closely with external suppliers on software design, compliance and verification. * Develop and improve ground-test software using Python, C++ and LabVIEW. * Support software troubleshooting, testing and fault diagnosis. * Ensure software development meets ECSS standards.