Software Engineer – ATM Surveillance Modernization

About the role

You will join the ATM Surveillance Data Processing team in Geneva, working on the modernization of critical legacy systems used in operational air traffic management. The position involves full‑stack development, verification, validation and compliance in a safety‑critical environment.

Key responsibilities

• Participate in the service‑oriented decomposition and modernization of a critical legacy system within the ATM surveillance processing chain.
• Design, develop and maintain high‑availability back‑end applications using Java, Spring and modern development practices.
• Apply Test‑Driven Development (TDD) and Behavior‑Driven Development (BDD) methodologies, including automated testing with Cucumber.
• Produce and maintain project documentation, traceability artefacts and support verification and validation activities such as FAT and SAT.

Required profile

• Engineering degree in Computer Science, Software Engineering, Information Technology, Aeronautics or equivalent.
• Minimum 5 years of professional experience developing complex software systems, preferably in regulated or safety‑critical environments.
• Strong analytical and problem‑solving skills with a detail‑oriented, quality‑driven mindset.
• Fluent English (C1 minimum); French or German is a plus.

Required skills

• Java
• Spring framework
• Maven (MVN)
• Netty or other low‑level network communication libraries
• Linux environment
• Networking and distributed systems concepts
• Cucumber for BDD testing