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September 1, 2026

Kotlin (Java) Developer

Mid • On-site

Krakow, Poland

Role Description

Collaborate with developers, testers, and the organization to build and run a Kotlin-based product.

  • Design, develop, and implement front-end and back-end features using a simple UI framework.
  • Work with the engineering team to design and launch new features.
  • Proactively resolve customer issues and respond to feature requests.
  • Build APIs and microservices to solve impactful business problems.
  • Work in an Agile CI/CD environment for rapid iterations.

Requirements

  • Mid-level (3–5 years) Java experience; willingness to work in Kotlin is acceptable.
  • Kotlin experience, or Java experience with willingness to learn Kotlin.
  • Proficiency in at least two of the following: API development, SQL/databases, HTML/JavaScript.
  • Familiarity with Bitbucket, Jira, and Confluence.
  • Good English communication skills.

We Offer

  • Full-time employment contract.
  • Stable, long-term cooperation.
  • A well-defined career path.
  • Opportunity to relocate and work in different branches.
  • Introduction and cooperation with a dedicated Competences Manager.

Benefits

  • Medicover medical and dental care.
  • Medicover Benefits platform.
  • Medicover Sport card.
  • Referral Program.
  • Layette for a newborn employee’s child.
  • Group life insurance.
  • Pension scheme.
  • Cooperation based on B2B or Contract of Mandate (UZ).

We Guarantee

  • Access to professional certifications, including Google and ISTQB.
  • Access to industry events.
  • Access to the Knowledge Sharing Program.
  • Access to the Referral Program.

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