Game Mathematician (Slots)

Responsibilities

• Design and own mathematical models for slot games (RTP, volatility, hit frequency, feature mechanics)
• Build simulations to validate models and ensure statistical accuracy
• Work closely with product, design, and engineering to bring game concepts to life
• Iterate on game mechanics based on testing, feedback, and performance data
• Analyze live game performance and provide insights to improve engagement and revenue
• Support implementation to ensure the final game reflects the intended math model
• Contribute to the development and evolution of an internal game prototyping tool, supporting rapid concept validation and iteration

Requirements

• Experience designing math models for slot games - real-money
• Strong foundation in probability, combinatorics, and statistics
• Comfortable building simulations
• Experience working with developers to implement math models
• Ability to explain complex concepts clearly to non-technical stakeholders
• Experience with Java, Python or similar languages
• Exposure to different slot mechanics and game types
• Understanding of certification requirements across markets
• Interest or experience in applying AI tools and techniques to game design, simulation, or content generation
• Please include a portfolio/links as part of this application with samples of current games and previous slot products. Sample math files may be requested for technical review.
• It's ok if you don't think you tick every box on this list. We love people who want to challenge themselves and are passionate about what they do. If you believe you can contribute in some areas and are eager to learn, we encourage you to apply.
• Why choose us:
• Aside from a generous base salary, we have a fantastic benefits & rewards program that is designed to encourage personal and career development.
• Discretionary annual bonus
• 30 days paid leave
• Health and Dental Insurance for you, your partner and your children (if you all live at the same address)
• Personal life insurance and disability coverage
• Wellbeing fund
• Continuous learning support for certifications and career growth
• 550 EUR gift for newborn family member
• 26 weeks Maternity leave at 100% pay and 4 week secondary (Paternity) also at 100% pay, no eligibility period applies
• A sports' card membership valid across the country
• Discounts as a compliment form us among different services
• Monthly food vouchers
• Equal opportunities:
• At Flutter we are committed to creating an inclusive environment where our people can be their authentic selves and thrive. We embrace and celebrate diversity, respecting all our uniqueness and differences.
• We welcome you to let us know whether you have any accessibility needs. All you need to do is email us at talent@flutterint.com . Your journey with us is focused on ensuring you have what you need to be your best self.
• Learn more about the work we are doing on Inclusion and Belonging here: https://careers.flutterinternational.com/working-at-flutter-international/diversity-equity-inclusion/
• The group:

Benefits

Additional Information

Game Mathematician (Slots) Job title: Game Mathematician (Slots) Location: Sofia Overview of the role: Flutter Studios comprises three of Flutter's in-house studios together with Product, Technology and Operations teams with the collective objective to create industry leading casino game content exclusively for Flutter casino brands worldwide. We are seeking a passionate, adaptive, Game Mathematician who is ready to use Flutter Studios experience and skills to define the next generation of gaming. As an important part of our studio game teams you will be working on mathematical models for our global online games, and support the development of groundbreaking, casino-style entertainment, with a focus on slot games. Close co-operation will be required with our Game Designers, Product Managers, Producers and experts in other global offices in the US, Canada and Europe. This role follows a hybrid approach to working, allowing you to combine working from home with working in our modern offices. These discussions are between you and your manager to find the best pattern for you both, while recognising that quality time together is essential for keeping us mission-aligned. Our teams work from a lively location nestled within this historic city. Enjoy the best of both worlds with winter and summer offices, tantalizing free snacks and a gaming paradise for endless entertainment.

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