Senior Full-Stack Engineer: Java/Spring & Angular Expert
IOON
Apply at IOONOpens the employer's own posting.
- Where
- On-site · Barcelona, Cataluña
- Level
- Senior
- Salary
- €70k–90k
- Technologies
- JavaJava 21Spring BootSpringPostgreSQLRESTDDDHexagonalMongoDB
- First sniffed
- 21 Sept 2026 20:04 · open 26 days
- Last verified
- 22 Sept 2026 10:04 · still on the employer's site
- Source
- Company careers page via adzuna
IOON is seeking a Senior Full Stack Developer to drive backend in Java 21/Spring Boot 3.x and frontend in Angular 21 in Barcelona, Spain. English fluency (B2) is required to collaborate across teams. You will implement robust REST services, work with PostgreSQL, MongoDB, and XML-heavy integrations, and help shape architecture with hexagonal/DDD in Maven environments. Emphasis on CI/CD, tests, and modern frontend patterns. J-18808-Ljbffr