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Java developer W/M

Médiane Système • Bruxelles (Belgium)


About us

What if you embarked on new technologies? A subsidiary of the ICE industrial group, Mediane Systeme is an innovative engineering company specializing in electronics, embedded systems and industrial IT. Médiane Système has built its identity on a high level of technical expertise by offering its customers support services through its R&D (DRD) and ConSulting (DCS) departments. Present in Belgium, Italy and France, we are a partner of major industrial accounts and many SMEs. From the automotive to the medical sector, including energy, railways, aeronautics and telecoms. Our company intervenes exclusively in system engineering (embedded software, application software for industry, digital and analog electronics, test benches) in advanced technological environments. Created by engineers for engineers, Mediane Systeme is a technical company on a human scale, close to its employees, which for 30 years has favored the development of skills and the fulfillment of its employees.

Job Description

Our client is the leading Energy supplier in Belgium & has developed next to that a portfolio of energy services. For this job opening we are looking for somebody to join the "Java Chapter" in the "Enabling Tribe" to join one of the Squads where Java & JavaScript is used to develop the its products. The Java Chapter helps out several squads in continuously developing their IT solutions to support their customers with efficient digital solutions. Within Marketing & Sales the Java Chapter supports the different squads with their products which are related to • API's – Exposed Microservices written in Java running in Kubernetes • API Management – Kong • Identity & Access Management – RedHatSSO (Keycloak) • Integration – Kafka, Third Party Software & Partner integrations • Engie Website – Magolia CMS & Vue.JS Applications As a member of one of the squads you analyze, develop and maintain functionalities (API's, JavaScript Applications, CMS components) based on the needs of our customers (internal and external)

Required qualifications

Qualifications Competency Proven Experience Java (with knowledge of versions 11 & 17) 5 years Java EE (essentially Servlet/JSP) is a plus 5 years Spring / Spring Boot 5 years Spring MVC 5 years Design and implementation of REST APIs 5 years JAX-WS and JAX-RS 3 years XML Processing 3 years SOA principles (REST, SOAP) 3 years JavaScript / Typescript 3 years Hands-on experience with cloud deployments (Microsoft Azure/Azure DevOps, Docker, Kubernetes, …) 2 year Vue.js 2 or experience with similar framework is a plus Responsive HTML/CSS development is a plus Additional competencies / skills required -You are customer-oriented, solution-minded and you have a learning mentality -You are a good communicator and can work efficiently and independently -UML (able to read and understand) -Experience with agile methodologies Nice to have competencies -Experience with IntelliJ -Knowledge of Reactive programming -Knowledge of Kafka, Kafka Streams, … -Experience with Webpack and npm -Experience with Sass -Experience with CMS development (Knowledge of Magnolia CMS would be an asset) Languages Fluent in English and very good understanding of French or Dutch Extra Minimally two days per week in the office in Brussels North is mandatory, working remote the rest of the week is allowed.

Job details


Médiane Système


Permanent • Full-time


3 years minimum




Job location

Bruxelles (Belgium)




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Java developer W/M

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