Java Backend Engineer (Legacy Systems)

We’re hiring a hands-on Java Engineer to work on a mission-critical, real-world platform running on Java 7 / Java 8. This is not greenfield hype. It’s production engineering: stability, performance, clean refactoring, and careful delivery., * Building and maintaining backend services in Java 7/8

• Debugging incidents, improving performance, and shipping safely in production
• Working in a mature codebase with pragmatic refactors, clean code, and sensible testing
• Collaborating closely with a Madrid-based engineering team

• Strong commercial experience with Java 7 and/or Java 8 (this is essential)
• Solid backend fundamentals (APIs, data access, reliability, troubleshooting)
• Comfortable working in legacy constraints with a calm, methodical approach
• Based in Madrid or open to relocating

• High-impact systems people actually rely on
• A role for engineers who like depth over buzzwords
• Good timing: fresh pipeline needed for mid-August client review

full_time