Expert Java & microservices
Médiane SystèmeBelgium18 hours ago
Full-timeInformation Technology, Engineering
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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
Why choose Médiane Benelux?
Job Description
Within the signalling design platform unit, we are looking for a Senior Java Expert to join an Agile team of Java and Angular specialists. You will contribute to the design and implementation of an innovative platform built on modern microservices principles.
This role requires both technical excellence and a strong business mindset, with a focus on quality, security, and compliance with industry standards.
Main Responsibilities
Design, develop, and maintain applications based on a microservices architecture.
Contribute to architectural decisions and ensure alignment with cybersecurity principles.
Collaborate proactively in an Agile/Scrum environment to deliver high-quality, scalable solutions.
Work closely with business stakeholders to ensure a user-oriented and value-driven approach.
Ensure compliance with ISO 9001 (quality), EN 50128 (signalling), and ISO 27001 / NIS (information security) standards.
Maintain rigorous technical documentation to support audits and quality monitoring.
Promote innovation and continuous improvement within the team.
Profile / Requirements
Languages
French and/or Dutch: C2 – full professional proficiency
English: C1 – professional working proficiency
Technical Expertise
Minimum 10 Years Of Experience In Java Development
At least one project using Java 21
At least 5 years of experience with relational databases (MySQL, MariaDB, Oracle)
Minimum 2 years with Spring Boot and Spring Data
Minimum 2 years with microservices architecture and web services (REST API, JSON)
At least 5 years of experience with JPA and Hibernate
10 years of experience with unit testing frameworks (JUnit 5, Mockito, PowerMock)
Minimum 2 Years Of Experience With Agile/Scrum Methodology
10 years of experience using Maven for build and dependency management
At least one project involving OpenShift and/or Kubernetes
Minimum 2 Years Of Experience With Liquibase And/or Flyway
Minimum 2 years with Git and GitLab version control systems
Solid knowledge of design patterns and software architecture principles
Soft Skills & Expected Behaviours
Clear understanding of the strategic impact of the role in railway systems projects.
Core values expected: kindness, courage, positivity, reliability.
Strong communication and presentation skills
Ability to work independently and proactively within a team.
Commitment to quality, documentation, and long-term engagement.
Benefits
Attractive salary package, additional legal days off, mobility package (transport or car), DKV, Group Insurance, Meal vouchers, Eco vouchers, Training opportunities.
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
Job Description
Within the signalling design platform unit, we are looking for a Senior Java Expert to join an Agile team of Java and Angular specialists. You will contribute to the design and implementation of an innovative platform built on modern microservices principles.
This role requires both technical excellence and a strong business mindset, with a focus on quality, security, and compliance with industry standards.
Main Responsibilities
Design, develop, and maintain applications based on a microservices architecture.
Contribute to architectural decisions and ensure alignment with cybersecurity principles.
Collaborate proactively in an Agile/Scrum environment to deliver high-quality, scalable solutions.
Work closely with business stakeholders to ensure a user-oriented and value-driven approach.
Ensure compliance with ISO 9001 (quality), EN 50128 (signalling), and ISO 27001 / NIS (information security) standards.
Maintain rigorous technical documentation to support audits and quality monitoring.
Promote innovation and continuous improvement within the team.
Profile / Requirements
Languages
French and/or Dutch: C2 – full professional proficiency
English: C1 – professional working proficiency
Technical Expertise
Minimum 10 Years Of Experience In Java Development
At least one project using Java 21
At least 5 years of experience with relational databases (MySQL, MariaDB, Oracle)
Minimum 2 years with Spring Boot and Spring Data
Minimum 2 years with microservices architecture and web services (REST API, JSON)
At least 5 years of experience with JPA and Hibernate
10 years of experience with unit testing frameworks (JUnit 5, Mockito, PowerMock)
Minimum 2 Years Of Experience With Agile/Scrum Methodology
10 years of experience using Maven for build and dependency management
At least one project involving OpenShift and/or Kubernetes
Minimum 2 Years Of Experience With Liquibase And/or Flyway
Minimum 2 years with Git and GitLab version control systems
Solid knowledge of design patterns and software architecture principles
Soft Skills & Expected Behaviours
Clear understanding of the strategic impact of the role in railway systems projects.
Core values expected: kindness, courage, positivity, reliability.
Strong communication and presentation skills
Ability to work independently and proactively within a team.
Commitment to quality, documentation, and long-term engagement.
Benefits
Attractive salary package, additional legal days off, mobility package (transport or car), DKV, Group Insurance, Meal vouchers, Eco vouchers, Training opportunities.
Key Skills
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