Develop tools for consumer game production, including launchers, data-entry utilities, Unreal Engine editor extensions, converters and checkers, while supporting middleware and OSS adoption.
About this role
This role supports the implementation of game server backends using C#. Depending on preferences and skills, the work may also include developing an undisclosed SaaS product supporting Unity and .NET development, and developing C#-related open-source software.
Required qualifications include strong enthusiasm for C#, experience designing and developing backends with C#, and experience developing class libraries. Preferred experience includes C# game server development, Unity game client development, open-source development, publishing technical articles about C#, speaking at conferences or study groups, and building infrastructure with cloud services such as AWS or Azure.
The development environment includes C#, Rust, and TypeScript; MagicOnion, ASP.NET Core, and Blazor; MySQL, PostgreSQL, and Redis; GitHub for source code management; and AWS and Azure for infrastructure.
The position is employed by Cysharp and is not a secondment from Cygames. The standard employment type is full-time permanent employment, although some hires may start under a contract or outsourced-work agreement.
The workplace is in Shibuya, Tokyo, and is generally smoke-free indoors, with a designated heated-tobacco smoking room.
This is an AI-generated summary of the employer's original posting — details can be incomplete, out of date or simply wrong. Always confirm everything on the official posting before applying.
Similar jobs
Develop runtime systems and tools for real-time physics simulation in a console game engine, applying C/C++, mechanics, collision detection, linear algebra, and low-level optimization.
Design and develop real-time graphics systems for game consoles, using low-level graphics APIs and shader development to build game-engine rendering capabilities.
Build backend systems and batch or streaming pipelines for AI-generated content, including ingestion, clustering, generation, quality checks and publishing.
Manage software development projects for financial services, turning business needs into requirements and workable plans while coordinating quality, security, risks, stakeholders, and release.
Implements agentic AI workflows for customers, connecting business goals to technical plans, integrations and testing while resolving issues and improving production outcomes.