Senior Software Engineer, Native Editor Platform

Company: Unity Software
Location: Campbell
Posted on: January 7, 2026

Job Description:

The Unity Editor Platform Team is looking for an experienced software engineer with an excellent working knowledge of modern C++ and desktop platform APIs to join our team of seasoned developers. Our team focus is to provide the native foundation of the Unity Editor application across Windows, macOS and Linux. A successful developer in this role will have proven modern C++ development experience, as well as experience in at least one native platform API from Win32, Cocoa or GTK. The team’s goal is to provide abstractions to C# features that behave consistently across platforms while making use of the strengths of the editor user’s chosen platform. What youll be doing • Proven modern C++ development skills • Experience with Win32, Cocoa (Objective-C) or GTK • The proven ability to foster and maintain cross-team partnerships with worldwide teams • Native debugger experience to root-cause and solve difficult platform issues • A passion for maintaining a rock-solid foundation while also moving the Unity Editor platform forward What were looking for • Collaborating daily with a team of senior engineers with extensive platform development experience • From design to delivery, develop cross-platform API abstractions on Windows, macOS and Linux • Keep the Unity Editor up-to-date on target operating systems by implementing support for new OS features and adapting to current OS design guidelines • Support our existing users and partners by maintaining and improving our existing codebase • Contribute to our team roadmap by working with Product Managers and partner teams worldwide to plan and deliver new authoring experiences for the Unity Editor You might also have • C# development experience • Postmortem debugging experience (Windows dump files, macOS/Linux core dumps) • Installer authoring • Performance testing experience • Refactoring large legacy codebases Additional information • Relocation support is not available for this position • Work visa/immigration sponsorship is not available for this position

Keywords: Unity Software, Ceres , Senior Software Engineer, Native Editor Platform, IT / Software / Systems , Campbell, California