Senior Software Engineer - C# - (Hybrid Remote)

Senior Spacecraft Software Engineer Glasgow, UK - Hybrid £85,000 - £100,000 Depending on experience & Qualifications We are proud to be supporting a world-leading space-to-cloud analytics company in their search for a Senior Spacecraft Software Engineer. Their infrastructure spans a proprietary satellite constellation, a global ground station network, and 24/7 operations providing real-time coverage of every point on Earth. This role sits at the intersection of satellite payloads, scientific computing, and data delivery systems. You will be responsible for developing and maintaining both the flight and ground software that powers GNSS-based satellite missions, working across system layers from embedded software through to mission data pipelines. Flight & Payload Software Develop and maintain scientific and command & control software for GNSS-based satellite payloads Work across embedded system layers to ensure accurate and timely scientific data output Engage with payload developers and mission operators to evolve software in support of scientific objectives Ground Systems & Data Delivery Build and operate ground-based automation systems for data extraction, transformation, and delivery Collaborate with flight operations to troubleshoot and ensure consistent, high-quality data delivery Participate in code reviews, testing, and documentation to maintain software reliability and traceability Our client is seeking a Senior Spacecraft Software Engineer with deep technical foundations in embedded systems and GNSS signal processing. You'll take strong ownership of your work and be comfortable operating independently across hardware and software boundaries. Proficient in Embedded C/C++ for hardware development in constrained environments Hands-on experience with GNSS signal processing algorithms and/or scientific applications such as GNSS-RO, GNSS-R, or PNT Python proficiency and ability to pick up new tools and languages as needed AWS), backend development, and scalable data storage Experience building telemetry and data visualisation tools Contributions to open-source scientific or aerospace-related software projects Work on a real, operational satellite constellation delivering mission-critical scientific data globally Generous benefits including education assistance, stock purchase programme, fitness reimbursement, family leave, and more Apply via Cleantech Talent This role is being managed exclusively by Cleantech Talent on behalf of our client. Please apply directly through LinkedIn or reach out to the Cleantech Talent team with your CV and a brief note on your interest and relevant experience.