Senior Java Technical Lead - Real-Time Rail Solutions

Médiane Système; Brussel Hoofdstad; Hybride; EUR 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Health insurance

Mobility package

Meal vouchers

Eco‑vouchers

Leave days

Résumé du poste

Médiane Benelux seeks a Senior Technical Lead (Java) to join a long‑term program modernizing real‑time control room systems and critical operational software in the railway domain. You will join an IT department managing around twenty core Java applications for monitoring and controlling real‑time railway traffic.

The role requires a Master’s in CS, 5–10 years of Java full‑stack experience, and strong English.

Qualifications

• Master's degree in Computer Science or equivalent.
• 5–10 years of experience as a Senior Java Full‑Stack Engineer or Technical Lead.
• Strong expertise in Java 17; exposure to Java 21+.
• Hands‑on experience with Docker, Kubernetes, OpenShift.
• CI/CD pipelines with Jenkins and GitLab.
• Experience with Jira Agile, Xray, Confluence.
• Excellent communication and presentation skills.
• Fluent English (C1); French/Dutch at C2.

Responsabilités

• Act as Technical Lead within a full‑stack Java squad.
• Design, develop, and maintain complex real‑time applications, including new features and refactoring.
• Ensure performance, reliability, and high availability of production systems.
• Support and coach developers through strong technical expertise.
• Promote clean, readable, and reusable code.
• Produce and maintain technical and functional documentation.
• Apply internal guidelines, standards, and procedures.
• Participate in a 24/7 on‑call rotation after onboarding.

Connaissances

Java

Full-Stack

Agile/Scrum

Team leadership

English

French

Dutch

Communication

On-call readiness

Formation

Master's degree in Computer Science

Outils

Docker

Kubernetes

OpenShift

Jenkins

GitLab

Jira

Xray

Confluence

Tibco RDV

Eclipse RCP

Hazelcast

Description du poste

Médiane Benelux seeks a Senior Technical Lead (Java) to join a long‑term program modernizing real‑time control room systems and critical operational software in the railway domain. You will join an IT department managing around twenty core Java applications for monitoring and controlling real‑time railway traffic.

The role requires a Master’s in CS, 5–10 years of Java full‑stack experience, and strong English.