Java Developer
Summary
Build and maintain backend services for an iGaming platform using Java, Spring Boot, Kafka, and databases; collaborate in an Agile team to modernize a large-scale codebase.
ComeOn Group in Short Founded in 2008, ComeOn Group is a leading global player in the rapidly growing iGaming market. Having launched its first online brand in 2010, ComeOn Group runs a wide range of exciting brands across multiple markets. Operating more than 20 brands on its proprietary platform providing a secure, innovative and entertainment‑led player experience across casino and sports betting. ComeOn Group is an international employer within the iGaming industry and has over 500 talented employees across 7 main locations.
Location: Katowice, Poland - Hybrid
Role Responsibilities:
- Design, develop, and maintain backend services and integrations as part of a cross-functional team
- Work across a modern, broad technology stack: Java, Spring Boot, Kafka, Docker, MongoDB, MySQL
- Collaborate with developers, QA engineers, and Product Owners throughout the full development lifecycle
- Contribute to gradual modernization of an established, large-scale codebase through safe, well‑scoped changes
- Participate in code reviews and help uphold engineering standards within the team
About You:
- 3–5 years of professional Java development experience
- Solid understanding of Spring Boot and RESTful service design
- Good knowledge of SQL and relational databases; exposure to NoSQL (MongoDB) is a plus
- Comfortable working in an Agile team environment with daily collaboration across functions
- Eager to learn, communicative, sharing knowledge, and grow as an engineer
- Strong written and spoken English
Benefits:
- A competitive remuneration package including a company bonus scheme
- Fantastic quarterly team events and weekly company events
- A one‑time bonus to help you set up a comfortable workstation at home (we’re truly Hybrid!)
- On top of our Hybrid work arrangement, up to 40 days a year to work fully remote from anywhere
- A friendly, international, curiosity‑driven culture
At ComeOn Group we value diversity and we take concrete action to ensure fairness in our recruitment process. We are committed to assess candidates on their merit without discriminating against any applicant for whatever reason that is protected by law.