Physics Simulation Engineer, Game Engine

This position designs and develops the runtime and development tools for physics simulation in a game engine for game consoles. The work focuses on real-time physics simulation and related tooling, with an emphasis on pursuing low-level optimization and following the latest research.

Required qualifications are knowledge of real-time physics simulation, Newtonian mechanics, real-time collision detection, and linear algebra, along with professional experience using C/C++.

Experience developing games for PlayStation 4, PlayStation 5, Xbox One, Xbox Series X, or PC is welcome. The posting also welcomes experience using physics-simulation middleware such as Havok, developing tools on Windows, and knowledge of computational geometry. A deep understanding of game-console hardware and advanced knowledge of numerical computation on computers are also listed as preferred qualifications.

The position is listed as a full-time regular employee role. The posting notes that contract-employee or outsourced-contract arrangements may also be used in some cases. Work is based at either the Shibuya Garden Tower office in Shibuya, Tokyo, or the Sumitomo Fudosan Aobadai Tower office in Meguro, Tokyo. Both locations are generally non-smoking indoors, with dedicated rooms for heated tobacco products.

Working hours are 10:00 to 19:00, including eight scheduled working hours and a 60-minute break from 13:00 to 14:00. Average monthly overtime is approximately 18.5 hours, based on 2025 results.

Annual compensation is listed at 4.5 million to 12 million JPY. The amount is determined according to experience, ability, and company rules. The annual salary includes prescribed overtime and late-night work allowances, paid regardless of whether overtime occurs. A semiannual performance incentive is available separately from the annual salary. Examples given are 6 million JPY at age 28, 6.5 million JPY at age 31, and 8 million JPY at age 39.

Regular employees receive two full days off each week on Saturdays and Sundays, public holidays, summer leave of three days taken between July 1 and November 30, year-end and New Year holidays from December 29 to January 3, annual paid leave, and condolence leave. Ten days of paid leave are granted on the joining date in the first year. The posting states that leave arrangements may differ under an outsourced contract.

Insurance for regular employees includes health insurance, employment insurance, workers' compensation insurance, and employees' pension insurance. Listed support includes communication and club programs, social-event cost assistance, a game-play room, onboarding training, skills-development programs, a mentor and trainer system, influenza vaccination, an in-house chiropractic service, free soft drinks, lunch assistance, babysitter discounts, brain-health screening, housing assistance, moving allowances, child allowances, and a corporate defined-contribution pension plan. Side jobs are prohibited.