We are looking for a
Senior Java Backend Engineer
to join our growing
Java Development Competence Center
. Reporting directly to the
Tech 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 using
Java 17/21 ( Groovy)
- Develop scalable applications based on
microservices architecture
.
- Design, develop and maintain
RESTful APIs
and backend services.
- Develop applications using
Spring Boot
and modern Java frameworks.
- Integrate asynchronous messaging solutions using
Kafka
.
- Contribute to frontend developments using
Angular 21
when 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 a
n Agile/Scrum environment
alongside 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 in
Java Backend
development.
- Solid experience with
Java 17
.
- Strong experience with
Spring Boot
.
- Experience with
Kafka
or other event-driven messaging platforms.
- Proven experience developing
microservices-based applications
.
- Experience building REST APIs and working with distributed systems.
- Experience with
Angular 21
is a plus.
- Experience working in Agile/Scrum environments.
- Professional level of English.
- Strong a

📌 Senior Java Backend Engineer (Barcelona)
🏢 Infotel
📍 Barcelona