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November 4, 2026
Java Integration Developer (ETL & Seeburger)
Senior • On-site
120 - 130 PLN/yr
Kraków, Poland
Quick Facts
Role: Java Integration Developer (ETL & Seeburger)
Focus: End-to-end development (analysis, testing, production support) for integration/ETL solutions using Java and DevOps practices
Description
Participate in all stages of the software development lifecycle, including analysis, testing, and production support, within Agile and/or Waterfall teams. Translate Group and Wholesale strategy into well-designed technical solutions, deliver outcomes aligned to business needs, and maintain high code quality and security. Proactively reduce technical debt and contribute to DevOps practices such as CI/CD, automated testing, observability, and operational readiness.
Responsibilities
- Design and develop technical solutions aligned to target architecture and business strategy.
- Own design and development across the full software lifecycle, producing maintainable and secure code.
- Plan and execute delivery in Agile and/or Waterfall, collaborating with developers, testers, analysts, and architects.
- Identify and reduce technical debt; improve performance, resilience, and reusability.
- Partner with business stakeholders, SMEs, and Solution Architects to clarify requirements and shape solutions.
- Provide mentoring via code reviews, pairing, knowledge sharing, and feedback.
- Contribute to DevOps ways of working: CI/CD, automated testing, observability, and operational readiness.
- Support production activities such as incident investigation, problem management, and root-cause analysis; implement permanent fixes.
Requirements
- 6+ years of software development experience across both Waterfall and Agile delivery environments.
- Strong back-end development experience with system integration and/or migration.
- Knowledge of DevOps, Disciplined Agile Delivery (DAD), and Agile control framework.
- Strong working experience with Java, Spring Framework, and RESTful APIs.
- Experience with databases such as Oracle, MongoDB, or PostgreSQL.
- Experience implementing and maintaining CI/CD pipelines and development automation.
- Familiarity with engineering/delivery tools such as Confluence, Jira, Jenkins, Ansible, Git/GitHub, and SonarQube (or equivalent).
- Familiarity with test automation frameworks such as JUnit.
- Ability to support production (incident management, problem management, root-cause analysis) and drive service reliability improvements.
- Demonstrated ability to mentor others and raise engineering standards.
Benefits
Not specified in the provided posting.
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