Space Software Engineer

Serco France has established itself as a reliable service provider in the French market, offering a broad range of engineering, technical, and management services across multiple industries. With a strategic presence in key locations, Serco France plays a critical role in supporting space, defense, and transportation sectors, providing expertise in systems integration, operational support, and mission‑critical services. Leveraging its global experience and local knowledge, Serco France ensures seamless project execution and operational excellence, making it a trusted partner for both governmental and commercial clients. This solid foundation enables Serco France to foster innovation and deliver tailored solutions that drive efficiency and value across the industries it serves. Due to our ongoing growth across the European Space sector, Serco is looking for a talented and experienced Space Software Engineer to join their team in Toulouse. If you're passionate about exploring complex datasets to enhance our vision of Earth and to develop cutting‑edge solutions, then this opportunity is for you Main Responsibilities We are seeking a skilled Space Software Engineer with expertise in space mechanics to join our team in Toulouse. You will contribute to the development of ground segment software for satellite missions, focusing on simulation, control, and data analysis systems. This role offers the opportunity to work on high‑impact European space projects in a multidisciplinary and international environment. Key Responsibilities Design, develop, and maintain Java‑based applications for satellite simulation and data processing. Implement and optimize algorithms related to orbital mechanics and satellite attitude control. Participate in all phases of the software lifecycle: requirements analysis, design, coding, testing, integration, and validation. Collaborate with domain experts, engineers, and scientists from partner organizations (e.g., CNES, ESA). Ensure software quality through rigorous testing and documentation. Contribute to continuous improvement and innovation within the team. Successful Candidate Master’s degree (Bac+5) in Computer Science, Aerospace Engineering, or a related field. Proven experience in Java development (minimum 2 years preferred). Solid understanding of space mechanics, including orbital dynamics, perturbations, and attitude modelling. Familiarity with scientific computing and numerical methods. Experience with software development tools (e.g., Git, Maven, Jenkins). Strong analytical skills, autonomy, and team spirit. Fluent in English and French. Desirable Experience Prior experience in the space sector or with space agencies. Knowledge of satellite mission operations or ground segment systems. Experience with simulation frameworks or modelling tools. Exposure to Agile methodologies and DevOps practices. On Offer Full‑time permanent employment 2 days of smart‑working allowed Full set of training available Brand‑new coworking area with all facilities (free coffee, kitchen, restaurant, shower) A vacation bonus paid in June Travel allowance 50% public transport upon proof of receipt About Serco Serco is a leading Space Services Provider with thousands of skilled resources that has supported over 50 space missions on behalf of more than 10 Space or Government agencies around the globe, including the likes of ESA, CNES, EUMETSAT, EUSPA, ASI and NASA. We offer space capabilities across the full space lifecycle from satellite testing to Launch services, LEOP to spacecraft operations, space surveillance to data management, and supporting downstream application development. With over 55 years history in the space sector Serco is well placed to contribute to National strategies across Europe and the globe. We work within the heart of the space sector so understand the challenges our customers face. When it comes to recruitment we are experts in sourcing the very best talent within space engineering, earth observation, satellite communications and cyber security. We have placed hundreds of people from post graduates through to C‑suite executives into space agencies, satellite operators, manufacturers, system integrators, consultancies, earth observation/remote sensing, launch providers and much more. #J-18808-Ljbffr