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12,000+ live jobsJunior Java Developer
Hybrid in Lisbon·Added today (last checked 6 Nov)
62 open roles
Our summary
- Work mode
- Hybrid, Lisbon

Skills
Nice to have
This job advert was originally written in Portuguese.
Requirements
What we're looking for
- Experience in application development with Java and J2EE.
- Knowledge of SQL and relational databases, specifically MariaDB or similar.
- Experience or knowledge of JBoss and Spring Boot.
- Knowledge of Maven for dependency management and build processes.
Nice to have
- Knowledge of messaging systems, such as JMS, Apache Pulsar, or ActiveMQ (AMQ).
- Experience with JAXB and JPA.
- Familiarity with development and continuous integration tools, such as IntelliJ IDEA, Git, Jenkins, Nexus, Sonar, and OpenTofu (Tofu).
- Knowledge of Angular.
- Knowledge of distributed systems architectures and high availability solutions.
The role
Join Data Group!
Great things happen when the right people connect.
No Data Group, we connect people, technology, and knowledge to transform challenges into possibilities and possibilities into real impact. We are a global company in constant motion. We grow, adapt, and evolve, and we look for people who want to do the same with us.
Here, we are not just looking for those who follow the future of technology. We are looking for those who want to participate in what comes next, bringing new ideas, taking on challenges, and leaving their mark along the way. Because when talent, technology, and opportunities connect, possibilities grow.
The next step is yours. The possibilities, we build them together.
What you'll do
- Develop, maintain, and evolve applications using Java and J2EE.
- Implement and optimize backend solutions, ensuring code quality and efficiency.
- Develop and integrate application components using Spring Boot and JBoss.
- Work with relational databases, performing SQL queries and operations.
- Participate in the analysis and resolution of technical problems, contributing to the stability and continuous improvement of applications.
- Collaborate with technical teams throughout the software development lifecycle.
Desirable skills and knowledge
Send your application and come simplify the future with us!
Location: Lisbon
Work regime: Hybrid (3x per week in the office).
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