We are looking for aSenior Java Backend Engineerto join our growingJava Development Competence Center.

Reporting directly to theTech Lead, you will be part of an experienced international team, contributing to the design and development of high-quality software solutions for leading international client.

This is an excellent opportunity for a passionate backend engineer who enjoys building scalable applications, working with modern technologies and continuously expanding their technical expertise.

Responsibilities

Design, develop and maintain high-quality backend applications usingJava * ( Groovy)

Develop scalable applications based onmicroservices architecture.

Design, develop and maintainRESTful APIsand backend services.

Develop applications usingSpring Bootand modern Java frameworks.

Integrate asynchronous messaging solutions usingKafka.

Contribute to frontend developments usingAngular 21when required.

Collaborate closely with the Tech Lead to define technical solutions, architecture and development best practices.

Write clean, efficient and maintainable code following industry standards.

Participate in code reviews and continuous improvement initiatives.

Work in an Agile/Scrum environmentalongside developers, QA and Business Analysts.





Ensure timely delivery while maintaining high quality standards.

Requirements

Bachelor's degree in Computer Science, Software Engineering or equivalent experience.

4-6+ years of professional experience in Java software development.

Strong expertise inJava Backenddevelopment.

Solid experience withJava 17.

Strong experience withSpring Boot.

Experience withKafkaor other event-driven messaging platforms.

Proven experience developingmicroservices-based applications.

Experience building REST APIs and working with distributed systems.

Experience withAngular 21is a plus.

Experience working in Agile/Scrum environments.

Professional level of English.

Strong analytical, problem-solving and communication skills.

Ability to work effectively in an international team.

What We Offer

Permanent contract.

Competitive compensation package including attractiveemployee benefits.

Company-sponsored technical and language certifications.

Continuous learning and professional development.

Participation in international projects for leading clients.

A highly technical and international environment within ourJava Development Competence Center.

Direct mentoring from the Tech Lead and real opportunities for professional growth.

📌 Senior Java Backend Engineer (Java 17/21) (Barcelona)
🏢 Infotel
📍 Barcelona