Senior Java Technical Lead - Real-Time Rail Systems

Médiane Benelux is seeking a Senior Technical Lead (Java) to join a long‑term strategic program modernizing real‑time control room systems and critical operational software across railway infrastructure.

You will lead a full‑stack Java squad in an agile environment, shaping high‑availability solutions and cybersecurity alignment with European directives. Based in Belgium, you will mentor developers and drive performance, reliability, and on‑call readiness for production systems.