La-Fosse-1 is looking for a Principal Java Engineer for a 6-month contract based in Paddington. This hands-on role will involve designing and developing scalable backend services for secure payment transactions while being part of a dynamic engineering team.

The ideal candidate will have expertise in Java 17+, Spring Boot, or Micronaut and experience with cloud-native systems, preferably Azure, as well as knowledge of good coding practices in regulated environments.