Hiring Freelance Senior Java Developers We are looking for a Senior Java Developer to join a long-term project for a leading financial institution. Location: Madrid Remote: 100% remote Duration: Long-term English: C1+ Requirements 8+ years of professional experience with Java 3+ years working with Java 17 or 21 Strong experience with Spring / Spring Boot Experience with Kafka Experience with Redis and PostgreSQL or MongoDB Strong testing experience with JUnit 5 and Mockito Experience with AWS or equivalent cloud environments Knowledge of streaming and microservices architectures Nice to have Experience leading complex migrations or refactoring xqysrnh projects Multimodule Java applications Docker / containerization and multi-architecture images Python knowledge Technical test: Yes Client interview: Yes #J-18808-Ljbffr