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June 22, 2026

Senior Java Developer

Senior • Hybrid

140 - 150 PLN

Gdansk, Poland

Responsibilities

  • Participate in all phases of the software development lifecycle: requirements analysis, architecture and solution design, development, testing, deployment
  • Collaborate with business stakeholders and financial analysts to translate requirements into scalable and maintainable technical solutions
  • Design and implement integrations using REST APIs, messaging technologies, and event-driven communication patterns
  • Contribute to application quality through code reviews, technical guidance, and engineering best practices
  • Mentor and support other developers as a technical sparring partner within the team
  • Promote continuous improvement through the responsible use of AI-assisted development and automation
  • Ensure application performance, maintainability, and compliance with established engineering standards

Requirements

  • Strong experience in developing, enhancing, and maintaining Java-based applications
  • Strong knowledge of Java 21, Spring Boot and PostgreSQL
  • Experience with messaging technologies (e.g. JMS, MQ)
  • Strong proficiency in Java frameworks, including Spring and Hibernate
  • Experience designing and developing solutions supporting complex business processes
  • Experience working with relational databases and SQL
  • Knowledge of OpenAPI and AsyncAPI
  • Experience with version control systems (Git) and CI/CD pipelines
  • Strong understanding of software design patterns and object-oriented programming principles
  • Experience participating in the full software development lifecycle (SDLC): requirements analysis, solution design, development, testing and deployment
  • Ability to translate business and regulatory requirements into technical solutions
  • Experience collaborating with business stakeholders and analysts
  • Experience mentoring developers, performing code reviews, and supporting solution design decisions
  • Strong collaboration, analytical, and problem-solving skills
  • Practical experience using AI-assisted development and automation tools to improve productivity, quality, and knowledge sharing
  • Fluent English (spoken and written)

Offer

  • Private medical care
  • Co-financing for the sports card
  • Constant support of dedicated consultant
  • Employee referral program