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Senior Java Software EngineerKepler Search • Luxembourg, Luxembourg, LU
Senior Java Software Engineer

Senior Java Software Engineer

Kepler Search • Luxembourg, Luxembourg, LU
Vor 17 Tagen
Stellenbeschreibung

Senior Java Software Engineer

Luxembourg

On-site

Contract

One of our clients in Luxembourg is searching for a Senior Java Developer to join their team and support the evolution and modernisation of their partner connectivity applications.

The Senior Java Developer will play a key role in maintaining and improving the technical foundations of existing applications while contributing to new projects. This is a cross-functional role requiring strong technical expertise in software quality, performance, security, and resilience.

Required Tasks;

  • Analysing incidents and resolving complex bugs through log analysis, monitoring tools, and root cause analysis.
  • Managing version upgrades and obsolescence-related activities autonomously while effectively prioritising tasks.
  • Identifying opportunities to improve application architecture, performance, and observability.
  • Implementing security best practices throughout the software development lifecycle, including Security by Design principles and vulnerability management.
  • Contributing technical expertise to modernisation and redesign initiatives, ensuring seamless integration with web and mobile interfaces.
  • Producing technical documentation and supporting test automation to ensure smooth and reliable production deployments.

Required previous skills;

  • Minimum of 5 years' experience in Java development.
  • Strong knowledge of Java (17+) and the Spring ecosystem (Spring Boot and Spring Security).
  • Excellent analytical skills with the ability to assess code quality, architecture, and operational risks.
  • Strong attention to detail, with a focus on clean code, error handling, and test coverage.
  • Fluency in both French and English (written and spoken) is mandatory.
  • Proficiency with MS SQL databases and observability tools such as OpenTelemetry and/or the ELK stack.
  • Experience working with OpenShift and GitLab CI within a DevOps environment.

Please note that this position requires regular onsite presence in Luxembourg.

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Senior Java Software Engineer • Luxembourg, Luxembourg, LU

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