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June 20, 2026

Junior Java Developer

Junior • Hybrid

Wroclaw, Poland

Are you ready to launch your software engineering career on a project that powers some of the world's most critical infrastructure? We're looking for a Junior Java Developer to join a passionate, international team building systems essential to the operation of large-scale Data Centers — from constructing new facilities and designing racks, to hardware demand planning, logistics, and ongoing maintenance.

You will be joining a team of engineers and architects to build a scalable, high-performance platform that empowers external customers to create the next generation of applications and solutions. This role offers a hybrid model, with 3 days per week spent working from the client's office in Kraków, Gdańsk, or Wrocław in Poland.

Quick Facts

  • Hybrid work model (3 days per week in office in Kraków, Gdańsk, or Wrocław)
  • International team environment
  • Focus on scalable, high-performance cloud and data center systems

Responsibilities

  • Develop new features and refine existing code to improve readability and efficiency
  • Contribute to the full development lifecycle — analysis, design, implementation, testing, and support
  • Communicate directly with the client on a daily basis and build stakeholder relationships
  • Collaborate with engineers and architects on scalable platforms
  • Continuously learn the project domain and explore new technologies
  • Take ownership of tasks and deliver high-quality solutions on time

Requirements

  • 1+ years of experience developing and integrating software across the full system implementation lifecycle (analyze, design, implement, build, test, support)
  • 1+ years of hands-on experience with Java
  • Solid knowledge of JUnit, Mockito, and SQL
  • Strong self-management and prioritization skills
  • Proactive, quality-focused mindset
  • Excellent English communication skills for direct client interaction

Nice to have

  • Experience with Google Cloud Platform (GCP)
  • Familiarity with TypeScript
  • Knowledge of Guice and Protocol Buffers

Benefits

  • Engineering community and friendly team environment
  • Flexible schedule and remote work within Poland
  • Opportunity to work abroad for up to 60 days annually
  • Career roadmap and leadership development programs
  • Certification opportunities (GCP, Azure, AWS)
  • Access to LinkedIn Learning, Get Abstract, Cloud Guru
  • English classes
  • Stable income (Employment Contract or B2B)
  • Employee Stock Purchase Plan participation
  • Benefits package (health insurance, multisport, shopping vouchers)
  • Modern office spaces with entertainment and relaxation zones
  • Referral bonuses and corporate events

Please note: The set of bonuses might vary based on the role you apply for – specifics will be discussed during the general interview. We will reach out to selected candidates exclusively.