UE Engineer (Unreal Engine)

Location: Xi'an, China. Relocation support is provided.

Company

Virtuos is an independent video game development and art production company founded in 2004, delivering full-cycle content for console, PC, and mobile games.

What you will do

• Extend, customize, and maintain Unreal Engine from source code while resolving engine-level issues.
• Profile and optimize runtime CPU, GPU, memory, loading, and frame-time performance to meet frame-rate and memory budgets.
• Develop and maintain engine-side tools, plugins, and automation workflows.
• Support engine version upgrades, module refactoring, technical design reviews, and documentation.
• Collaborate with rendering, gameplay, and platform engineers to diagnose and fix cross-module issues.
• Analyze and optimize Unreal Engine performance for constrained console hardware.

Requirements

• Hands-on experience modifying Unreal Engine source code and strong knowledge of its architecture, including Modules, UObject, garbage collection, Actor lifecycle, and serialization.
• Strong performance-optimization skills and proficiency with Unreal Insights, stat commands, RenderDoc, PIX, or equivalent tools.
• Understanding of the UBT and UHT build pipeline, plus experience developing tools and engineering infrastructure.
• At least 3 years of professional game development experience and participation in at least one shipped title or complete production cycle.
• Strong modern C++14/17 skills, including memory management, multithreading, and performance optimization; commercial UE4/UE5 experience.
• Working proficiency in written English for technical documentation and daily written communication.

Nice to have

• Rendering pipeline experience with RDG, shaders, or the material system.
• Console development experience with PS5, Xbox Series, or Nintendo Switch.
• AAA or large open-world project experience.
• Experience porting Unreal Engine projects to constrained hardware or handling engine/plugin compatibility during upgrades.
• Experience with NVIDIA Nsight Graphics for GPU profiling and low-level graphics analysis.

Culture & Benefits

• Work at the Virtuos Xi'an studio on major AAA gaming titles.
• Customized training programs and regular workshops.
• Comprehensive medical healthcare for staff.
• Gaming competitions, console gaming areas, and shared activity spaces.
• Career and international mobility opportunities through the internal mobility program.
• Relocation support is provided.