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June 19, 2026

Senior Java Developer

Senior • Hybrid

110 - 135 PLN/hr

Warsaw, Poland

Senior Java Developer

We are looking for an experienced Senior Java Developer for a project in the banking sector. The role involves building and developing enterprise-class systems in an Agile environment, with a strong focus on code quality and modern development standards.

Requirements

  • Minimum 2 years of experience in the banking sector.
  • Minimum 4 years of commercial experience in object-oriented programming, including at least 3 years working with Java, Spring and Groovy.
  • Practical knowledge of Git and work organization methods such as GitFlow and Trunk Development.
  • Experience with Maven, Jenkins (CI/CD), Jira and Confluence.
  • Experience with Apache Kafka.
  • Experience with ELK Stack, particularly Elasticsearch, and Grafana.
  • Experience with static code analysis tools (e.g. SonarQube).
  • Experience with unit testing frameworks (JUnit, Mockito, Spock or similar).
  • Experience with Java development environments (e.g. IntelliJ IDEA).
  • Knowledge of REST communication.
  • Experience working in Agile methodologies.
  • Ability to work in teams focused on delivering business goals.

Nice to have

  • Knowledge of Nemo.
  • Basic knowledge of BPM processes.
  • Ability to work with BPMN notation.
  • Knowledge of Domain Driven Design (DDD).
  • Additional experience in the banking sector and understanding of banking systems.
  • Experience in managing deployments and maintaining test environments.
  • Experience working on large-scale projects and managing extensive codebases.
  • Experience in code refactoring and applying advanced design patterns.