Java Software Engineer

Date PostedMay 28, 2026LocationPortugalCompanyAdentis PortugalSalary €18 000 - €60 000 por ano TypeFull-time

Job Summary

The Java Software Engineer will focus on developing high-quality software components using Java 11+ and Spring Boot in a Scrum environment. The role involves designing secure REST interfaces, managing messaging systems like Kafka, and advocating for automated testing. You will collaborate with a global team to maintain architecture principles and ensure robust, high-performance delivery.

Responsibilities

  • Develop Java software components using modern practices
  • Design and build secure REST interfaces
  • Implement and maintain high-performance messaging systems
  • Conduct automated software testing for robust code
  • Manage project deadlines and communicate technical risks

Required Skills

  • Java 11+, Spring Boot, and OOD
  • Kafka, JMS, and messaging systems
  • Docker, Kubernetes, and Linux
  • Oracle DB, Jenkins, JUnit, Mockito
  • TDD and architecture principles

Job Details

Responsibilities: - Develop Java software components using modern practices, with a focus on Scrum-based, high levels of process monitoring, and automation. - Design and build secure REST interfaces, ensuring adherence to best practices. - Implement and maintain messaging systems with a focus on high performance and reliability. - Conduct and advocate for automated software testing techniques to ensure robust and reliable code. - Manage project deadlines, communicate risks and blockers effectively to the project manager, and proactively resolve or delegate issues. - Engage with the global development community, presenting and defending technical solutions. - Contribute to the understanding and application of architecture principles within the team. - Seek out and apply high-quality development practices to enhance user trust and reduce costs. Required Qualifications: - Proven expertise in Java 11+, Spring Boot, and Object-Oriented Design. - Extensive experience with messaging systems, Kafka, and JMS. - Proficiency in secure REST interface design and automated software testing. - Familiarity with Docker, Kubernetes, Linux, and the Web packaging stack. - Hands-on experience with Oracle databases, Jenkins, JUnit, and Mockito. - Strong understanding of architecture principles and Test-Driven Development (TDD). - Excellent communication skills, with the ability to engage with and influence a global team. - Experience with IntelliJ IDE. - European Union Citizenship or Portuguese Working Visa / Portuguese Residency. - Availability to go to the office, once or twice per week.