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Java Backend Development Engineer

ING
ING
Location: Luxembourg (Siège Lux House) Posted on: 6 July 2026
NL

In an Agile/DevOps environment organized in Tribes & Squads, your role is to contribute to the completion of the backlog dedicated to your squad (change & run activities). As a java developer, you will be responsible to design, develop, test and deliver solutions/applications assigned to the Payments domain. This involves the implementation of the following activities: Autonomous support of the « backlog » users story of your team by strictly respecting to the business specifications and the standards in terms of performance, availability and security; Support the team on the maintenance of the payment engine, especially on the control rules and on the incoming and outgoing payment messages; Writing and execution of automated tests (unit test, functional / non-functional, integration test, …); Resolution of incidents linked to the payment applications; Being the IT Custodian of some assets in relation to IT Risk management; Active participation in various « Agile » development events; Continuous improvement of your own technical (multi-skills) and functional expertise . Your profile Competencies / Behaviour : Ability to work in an agile/DevOps collaborative environment (Agile/Scrum, Continuous Delivery, Automated testing) Taking initiatives and responsibilities Ability to adapt and anticipate Easy communication, adapted to the interlocutors, clear and synthetic Rigor, precision Customer/result oriented Team spirit Ability to learn and transmit it Constantly open to the latest trends and technical Technical skills : Languages/Framework : SQL, IntelliJ, Java EE/JDBC, Rest APIs, SpringBoot/SpringBatch, Javascript (Polymer /LIT element would be appreciated). IT Security and cryptography (SSL/TLS, certificate management) Database : Oracle, DB2 Operating systems : Linux, Windows Source Code & Dependency management : Git & Maven Tools : Azure DevOps (Boards, Pipelines, …), Jenkins, ElasticSearch/Kibana/ KAFKA Nice to have: Devops technologies/ know-how : Kubernetes/ Docker Experience : Master or Bachelor degree in IT, with at least 7 years of experience in Java and javascript developement. Languages : A good knowledge of English & French is required

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