**Workplace: Gdańsk** **Ref. No.: 45/DSH/EITE/2025** Publication end date: **November 2, 2025** Your Responsibilities * Maintaining integration services and applications supporting SIP. * Implementing new functionalities and integration interfaces in Java. * Creating tools supporting automation of maintenance processes. * Optimizing existing code and supporting resolution of performance issues. * Collaborating with analysts and testers within the software development and maintenance lifecycle for third-line support. * Participating in CI/CD processes – code reviews, deploying fixes, maintaining repositories. * Handling legislative changes through code modifications and integrations. * Maintaining technical documentation of code and processes. Our Requirements * Relevant higher education. * Minimum of 5 years of commercial experience as a Java Developer or in a similar role. * Knowledge of design patterns. * Understanding of microservices architecture. * Practical knowledge of CI/CD practices. * Experience in performing unit/integration/UAT testing. * Familiarity with and understanding of streaming technologies (Kafka). * Strong knowledge of SQL and relational databases. * Practical experience with standard development tools such as Spring Boot / Hibernate / JAX\-WS, Maven, GIT, FlyWay / Liquibase, Jenkins, Jira / Confluence / Azure DevOps. * Experience with test-driven development (TDD) programming. * Fluent command of Polish – project documentation and meetings are conducted in Polish. * Proficiency in English at a level sufficient to understand and work with industry and technical documentation. * Effectiveness in action. * Business accountability. * Orientation towards continuous development and drawing from diverse perspectives. We Offer * Attractive remuneration and stable employment * Diverse team of employees * Work in a modern, international corporation * Opportunity to work with experts from various fields * Participation in large, innovative projects * Access to modern tools and working methods * Benefits * private medical care * training and course subsidies * life insurance * pension plan * additional social benefits * vacation funding * sports card * tickets to events sponsored by the Group * bonus holiday leave * incentive programs