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Senior Java Engineer | Microservices & API Development | Híbrido Tres Cantos

Madrid, ES🌐 Remote💼 Full-time🗓 2026-08-25 → 2026-09-11

Core

Design and develop backend services and APIs using Java, integrating with legacy systems and evolving architecture.

Role type

Senior Java Engineer (Microservices & API Development)

Builds

Backend services, REST/SOAP APIs, and integrated solutions for digital transformation projects.

Domain

Software Engineering, Enterprise Applications, Legacy Modernization

Deliverable

production ML models | product features

Required skills

Java 17+, Microservices, SQL, Spring Framework, Spring Boot, Spring Cloud, Git, CI/CD, REST/SOAP APIs, Automated Testing, TDD

Preferred skills

Docker, Cloud, Hexagonal Architecture, Quarkus, Micronaut, Spring Native, Complex Integration Environments

Responsibilities

Design and develop backend services and APIs; Participate in integration projects with legacy applications; Collaborate on technical design of new solutions; Define best practices, standards, and proof of concepts; Contribute to architecture and development process evolution; Act as a technical reference and support less experienced team members

Seniority

Senior, hands-on IC

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