Tech Lead - Game mathematician

We want a hardworking Game Mathematician to join our online casino games team. In this position, you will be key to inventing games—developing, validating, and balancing mathematical models that guide the player experience across our range of casino and iLottery games. At Aristocrat, you will collaborate with an experienced team on top-tier gaming products enjoyed by millions of players globally. This is an outstanding opportunity to develop the future of online casino games. You will collaborate closely with game designers, developers, and product managers to ensure our games are mathematically accurate, commercially viable, and aligned with global gaming regulations. Your demonstrated expertise in probability theory, RTP (Return to Player) modeling, volatility analysis, and regulatory compliance mathematics will be essential to our success. What You'll Do Build and develop complete mathematical frameworks for new casino and iLottery game concepts, including paytables, prize structures, win distributions, and feature mechanics. Define and balance core math parameters: RTP, volatility, hit frequency, maximum win, and bonus contribution percentages to meet both business and player experience targets. Build and run Monte Carlo simulations and statistical models to validate game behavior across billions of game rounds. Produce comprehensive math specification documents and game math sheets for use by designers, developers, QA, and certification labs. Liaise with external certification bodies (e.g., GLI, BMM, eCOGRA) to support regulatory submission and approval of game mathematics. Review and verify implemented game logic in-engine to ensure it matches approved math specifications. Analyze live game performance data and player metrics to find opportunities for math rebalancing or feature improvement. Stay current with evolving gaming regulations across international markets and incorporate compliance requirements into math build. Contribute to the development and improvement of internal math tooling, simulation frameworks, and documentation standards. Participate in concept reviews and provide mathematical feasibility assessments for proposed game features and mechanics. Work collaboratively with global studio teams for status updates and delivery of defined mathematical goals. What We're Looking For Minimum 5+ years of experience as a Game Mathematician in the online casino or iLottery industry – Must Strong academic background in Mathematics, Statistics, Physics, Computer Science, or a related quantitative field – Must Proven experience with RTP build, paytable construction, and volatility balancing for slot or casino games – Must Proficiency in at least one simulation or scripting language (Python, MATLAB, R, C++) – Must Advanced Microsoft Excel skills for mathematical modeling and analysis – Must Experience with iLottery game mathematics (instant win, draw-based, keno-style games) – Big Advantage Familiarity with GLI, MGA, UKGC, or other regulatory certification standards – Big Advantage Experience with RNG theory and certified gaming environments – Big Advantage Knowledge of table game mathematics (Roulette, Blackjack, Baccarat, Poker variants) – Big Advantage Experience working in an agile methodology with the Scrum framework – Advantage Experience with live casino game mathematics – Advantage Why Aristocrat? Aristocrat is a world leader in gaming content and technology, and a top-tier publisher of free-to-play mobile games. We deliver great performance for our B2B customers and bring joy to the lives of the millions of people who love to play our casino and mobile games. And while we focus on fun, we never forget our responsibilities. We strive to lead the way in responsible gameplay, and to lift the bar in company governance, employee wellbeing and sustainability. We’re a diverse business united by shared values and an inspiring mission to bring joy to life through the power of play. We aim to create an environment where individual differences are valued, and all employees have the opportunity to realize their potential. We welcome and encourage applications from all people regardless of age, gender, race, ethnicity, cultural background, disability status or LGBTQ+ identity. EEO M/F/D/V World Leader in Gaming Entertainment Robust benefits package Global career opportunities Our Values All about the Player Talent Unleashed Collective Brilliance Good Business Good Citizen Travel Expectations None Additional Information At this time, we are unable to sponsor work visas for this position. Candidates must be authorized to work in the job posting location for this position on a full-time basis without the need for current or future visa sponsorship.