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November 3, 2026

Senior Java Developer

Senior • Remote

150 - 180 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: Senior Java Developer
  • Domain: Gaming and lotteries platform (global scale)

Description

Design, develop, and deliver high-quality software solutions, including architecture for complex technical challenges. Write unit tests, participate in code/design reviews, and provide technical guidance, documentation, and problem-solving support. Collaborate with distributed cross-functional teams and drive continuous improvement by developing tools that enhance workflow efficiency.

Responsibilities

  • Design, develop, and deliver high-quality software solutions
  • Architect solutions for complex technical challenges
  • Write unit tests and participate in code/design reviews
  • Provide technical guidance, documentation, and problem-solving support
  • Collaborate with cross-functional and distributed teams to deliver projects on time
  • Drive continuous improvement and develop tools to enhance workflow efficiency

Requirements

  • Proficiency in Java, J2EE, Spring Boot, JPA, Hibernate, and RESTful services
  • Strong knowledge of relational databases, particularly PostgreSQL
  • Familiarity with software debugging tools and troubleshooting techniques
  • Solid understanding of Object-Oriented Programming and Concurrent Programming concepts
  • Hands-on experience with version control systems, preferably Git
  • Practical experience with Docker and Kubernetes development environments
  • Knowledge of event streaming, CQRS, and Apache Kafka
  • Good English communication skills (B2/C1)
  • Bachelor’s degree in Computer Science, Computer Engineering, or similar technical field
  • Experience with design patterns, code quality practices, and unit testing (advantage)

Benefits

  • Long-term relationships based on fair principles and reliability
  • Co-financing of the Multisport card and Medicover private healthcare
  • Modern office available
  • Team bonding activities, internal courses, conferences, certifications

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