Intern - Software Engineer JBoss Migration (f/m/d)

Clearstream Services S.A.

Luxembourg City, Luxembourg District, Luxembourg
Full-time
Posted June 05, 2026

Job Description

Your area of work:


We are looking for a Software Engineering Intern for a 6-month internship to support the modernization of a critical business application used in our finance technology environment.


 In a constantly evolving technology landscape, keeping core platforms up to date is essential to ensure performance, maintainability, and long-term resilience. As part of this internship, you will contribute to a major migration project by upgrading our application server from JBoss 7 to JBoss 8, assessing technical impacts, and helping implement the required fixes in a Java-based application.

Your responsibilities:

  • Support the migration of a critical application from JBoss 7 to JBoss 8.
  • Analyze technical impacts of the migration.
  • Identify compatibility issues and implement corrective actions.
  • Contribute to code updates and refactoring in Java.
  • Collaborate with senior engineers to validate fixes and e...