Game Server Developer (Java / C#)
Playnetic · Warsaw, PL ·
- Employment
- Full time
- Category
- Hospitality
- Experience
- 3+ years
Playnetic · Warsaw, PL ·
Job Title: Game Server Developer (Java / C#)
Location: Hungary - Remote / Sofia, Bulgaria - Hybrid / Poland - Remote
Employment Type: Full-time Employment
Division: Technology
Reports to: Game Server Development Team Lead
Why Playnetic?
Playnetic is an innovative and fast-growing player in the iGaming industry. We create cutting-edge casino games and technology that entertain millions of players worldwide, combining creativity, quality, and innovation at every step. Our gaming content is built around our core values: quality gaming, dedicated customer service, and reliable delivery to our partners.
With a global mindset, we’re committed to building engaging products and an inspiring workplace where teams can thrive.
Job Summary
We are looking for a Middle Java Game Server Developer to build and support backend services for real-money casino games. You will work on core server-side logic, game round processing, integrations, and performance improvements to ensure stable, secure, and scalable gameplay. This role is a great fit for an engineer who writes clean Java code, works well in cross-functional teams, and takes ownership from development through release.
Key Responsibilities:
Implement and maintain game server logic based on product and math/design requirements.
Build resilient, maintainable Java code for core backend services and APIs.
Ensure correctness of game rounds, bonus flows, and server-side state transitions.
Perform development verification, code reviews, and test coverage improvements.
Fix bugs, optimize performance, and support production stability.
Work according to Agile principles from planning to release (standups, grooming, retrospectives).
Collaborate closely with client, product, QA, and platform teams.
Required Skills & Experience
3+ years of backend development experience with Java.
Strong knowledge of Java Core, OOP, collections, and multithreading basics.
Experience building and supporting REST APIs.
Good understanding of SQL and transactional data handling.
Familiarity with Git/GitLab, Maven, and CI/CD workflows.
Strong English communication skills.
Willingness to learn, curiosity, and ability to work with feedback.
Preferred Qualifications
Experience in iGaming/casino games, fintech, or other high-reliability domains.
Understanding of algorithms, design patterns, and SOLID principles.
Experience with high-load backend services and performance tuning.
Familiarity with observability/logging tools.
Basic knowledge of TypeScript is a plus.
What we offer:
Real Impact: We’re small enough that your voice is heard — your contributions directly shape how we build, and you’ll have real opportunities to make your mark.
Autonomy & Ownership: We trust your expertise and give you the ownership to do your best work your way, with no micromanagement.
Supportive Leadership & Flat Hierarchy: A collaborative, open environment led by accessible managers who prioritize mentorship, psychological safety, and removing blockers.
Fast-Track Growth: As we scale, your career scales with us — we actively support professional development, training, and progression.
Competitive Compensation: Competitive salary and extra holiday for well-being.