Java Developer with Slot Games Experience
Plan A Technologies is hiring a senior Java developer to design, build, and maintain backend systems for slot games, ideally for real-money iGaming platforms. Daily work involves game logic (reels, paylines, bonus features, payouts), API integrations, and performance/reliability using Java, Spring Boot, REST APIs, and SQL databases.
- Compensation
- Not disclosed
- Location
- Bulgaria/Sofia
- Work setup
- Remote
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- 3+ years
- Category
- Software engineering
- Posted
Skills
Must have
- 5+ years of professional Java development experience with strong backend skills
- Hands-on experience developing slot games (candidates without slot game experience will not be considered)
- 3+ years developing slot games, preferably for real-money iGaming platforms
- Strong knowledge of Java, Spring Boot, REST APIs, and SQL databases
- Experience implementing slot game mechanics: RNG integration, paylines, bonus rounds, payout logic
- Understanding of gaming mathematics, RTP (Return to Player), and game fairness principles
- Experience with performance optimization, debugging, and automated testing
- Good communication and problem-solving skills
- Excellent verbal and written English communication skills
- Initiative and drive to do great things
Nice to have
- Familiarity with regulated iGaming environments
Full description
JOB OVERVIEW
Plan A Technologies is looking for an experienced Senior Java Developer with a strong background in developing slot games, ideally within the real-money iGaming industry. The ideal candidate has hands-on experience building and maintaining backend systems for slot games, with a solid understanding of game mechanics, performance, and reliability.
Please note: you must have at least 5+ years of experience with Java and with hands-on experience developing slot games, preferably for real-money iGaming platforms to be considered for this role. Candidates with experience exclusively in social games, casual games, or other gaming genres without slot game development experience will not be considered.
JOB RESPONSIBILITY
- Design, develop, and maintain Java-based backend systems for slot games.
- Implement and maintain game logic, including reels, paylines, bonus features, and payout calculations.
- Develop and integrate APIs with gaming platforms and external services.
- Ensure high performance, scalability, and reliability of gaming applications.
- Troubleshoot technical issues, optimize existing systems, and maintain code quality.
- Collaborate with game developers, QA engineers, and product teams to deliver new features and games.
EXPERIENCE
- 5+ years of professional Java development experience, including strong backend development skills.
- 3+ years of hands-on experience developing slot games, preferably for real-money iGaming platforms.
- Strong knowledge of Java, Spring Boot, REST APIs, and SQL databases.
- Experience implementing slot game mechanics, including RNG integration, paylines, bonus rounds, and payout logic.
- Understanding of gaming mathematics, RTP (Return to Player), and game fairness principles.
- Experience with performance optimization, debugging, and automated testing.
- Familiarity with regulated iGaming environments is a plus.
- Good communication and problem-solving skills.
- Excellent verbal and written English communication skills.
- Initiative and drive to do great things.
ABOUT THE COMPANY/BENEFITS
Plan A Technologies is a global engineering firm created to solve the toughest tech challenges facing today’s businesses. Founded by software entrepreneurs Aron Ezra and Slav Kulik, Plan A helps organizations analyze their tech ecosystem to identify exactly what needs to be improved across their products and infrastructure—and then builds the solutions to fix it.
Rather than offering theoretical ideas or software that never launches, Plan A combines elite engineering talent with custom-built, proprietary AI agents to deliver fast, secure, production-ready solutions. Its capabilities span proprietary AI agent deployment, custom software development, application modernization, data platforms, cloud migrations, systems integration, and practical technical advice.