Altherias
ALT2026-0169 - Senior Back-End Engineer
AltheriasLuxembourg5 days ago
Full-timeRemote FriendlyInformation Technology

We are looking for a Senior Back-End Developer for a key client based in Luxembourg.


Responsabilities:

  • Develop, maintain, test and deploy SpringBoot web portals, applications, components and libraries, using Java and Spring framework.
  • Collaborate with team leads, tech leads business analysts, developers and other testers to understand requirements and ensure consistency and coherence of requirements.
  • Deploy and monitor applications on-prem and in cloud containerized environment.


Requirements:

  • University Degree at a related field
  • 10+ years of experience
  • Java 17 (preferably 21 or higher)
  • Spring Framework 6.x (or higher) & Spring Boot 3.x (or higher)
  • JPA / Hibernate
  • Web services (REST, SOAP); asynchronous communication using event streaming (Kafka)
  • JUnit/TestNG; Mockito or similar mocking framework
  • DevOps: Maven, Git, CI/CD pipelines (preferable Azure DevOps), containers (Docker), cloud (preferable Azure)
  • Auth/Authz using OIDC/OAuth
  • English fluent


Nice to have:

  • Experience with integration technologies and micro-services, preferably with Apache Camel (but Spring Integration would be a plus)
  • Full stack web development with a JavaScript framework (preferably React)
  • Process/workflow engine experience (eg: Temporal)


Location

  • Luxembourg (Hybrid: 3 days office – 2 days remote)

Key Skills

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