Technical Lead (Java) – Real-Time Railway Traffic Systems

Médiane Benelux; Brussel; Presencial; EUR 90.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Continuous training

Skill development

Descripción de la vacante

Médiane Benelux is looking for a Senior Technical Lead (Java) to join a long-term program modernizing real-time control room systems and critical operational software in the railway sector.

You will lead a full-stack Java squad within an agile development team, delivering high-performance, scalable applications, and ensuring security and reliability in real-time environments.

Formación

• Master's degree in Computer Science or equivalent.
• 5–10 years of experience as a Senior Java Full-Stack Engineer or Technical Lead.
• Experience with Agile/Scrum; Scrum Master certification is a plus.

Responsabilidades

• Act as Technical Lead within a full-stack Java squad.
• Design, develop, and maintain 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.
• After onboarding, participate in a 24/7 on-call rotation (approx. one week every eight weeks).

Conocimientos

Java 17+

Full-stack

Agile/Scrum

Docker

Kubernetes

OpenShift

CI/CD

Jira Agile

Hazelcast

Tibco RDV

Eclipse RCP

Educación

Masters in Computer Science

Herramientas

Jenkins

GitLab

Confluence

Xray

Jira

Descripción del empleo

Médiane Benelux: Career Booster!
Since 2017, and with over 35 years of experience in France and Italy, Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense.

What we offer

• IT consulting and strategy
• Digital transformation and IoT solutions
• Project management and process optimization

Why choose Médiane Benelux?

• Human-sized company: Promotes teamwork and collaboration in a dynamic and stimulating environment
• Sharp technical expertise and tailored solutions for each sector
• Talent support: Personalized follow-up, continuous training, and skill development for our employees
• Custom solutions tailored to the specific needs of each client
• Culture of innovation: Participation in innovative and varied projects
• Ecovadis Gold certification: Commitment to equality, well-being, and responsibility
• Human values: Commitment, Respect, Trust, Listening
• Happy at Work and Happy Clients labels by Choose my Company: A fulfilling work environment and optimal client satisfaction

Le poste :

Our client, a major player in the railway infrastructure and real-time traffic management sector, is looking for a Senior Technical Lead (Java) to join a long-term strategic program modernizing real-time control room systems and critical operational software.

Context

You will join an IT department responsible for a portfolio of around twenty business‑critical Java applications used to monitor and control real‑time railway traffic.

Program focuses

• Improving operational efficiency in control rooms
• Consolidating a central real‑time IT platform
• Enabling exception‑based traffic supervision
• Strengthening cybersecurity in line with European NIS directives

You will work as a hands‑on Technical Lead within an agile/scrum development team.

Main Responsibilities

• 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
• After onboarding, participate in a 24/7 on‑call rotation (approx. one week every eight weeks)

Profil recherché

• Master's degree in Computer Science or equivalent
• 5–10 years of experience as a Senior Java Full‑Stack Engineer or Technical Lead
• Confirmed experience in Agile/Scrum (Scrum Master certification is a plus)

Technical Skills

• Strong expertise in Java 17; exposure to Java 21+
• Minimum five years as a Java full‑stack engineer
• Good knowledge of: Tibco RDV, Eclipse RCP, Hazelcast
• Hands‑on experience with Docker, Kubernetes, OpenShift
• CI/CD pipelines with Jenkins and GitLab
• Experience using Jira Agile, Xray, Confluence
• Understanding of High Availability and Disaster Recovery architectures

Soft Skills & Mindset

• Ability to understand the critical nature of real‑time railway systems
• Strong team integration and alignment with values such as kindness, courage, positivity, and reliability
• Excellent communication and presentation skills
• Structured, clear, and concise interactions with stakeholders
• High sense of ownership and long‑term commitment

Languages

• Excellent command (C2) of French or Dutch
• Basic knowledge (A2) of the second national language
• Fluent English (C1)