Senior Programmer - Mobile (Engine, Rendering, Tools, UI)

About the role

NBCUniversal is hiring a Senior Programmer (Mobile) in Montreal. You will design, implement and maintain systems in Unreal Engine that deliver performant, scalable and high-quality experiences on iOS and Android, working within strict CPU, GPU, memory and power constraints. You take ownership of complex systems in your specialization and help shape the technical direction of mobile development.

Key responsibilities

• Design, implement and maintain systems and features in Unreal Engine for iOS and Android
• Translate design and technical requirements into clean, maintainable and scalable C++ code
• Collaborate with designers, artists and engineers to integrate systems across gameplay, tools and pipelines
• Optimize systems for performance, memory usage, load times and power consumption across mobile devices
• Maintain and improve existing code for stability during rapid iteration and live-ops cycles
• Debug complex issues, including platform-specific behaviour and hardware variability
• Profile and analyze performance with Unreal Engine tools and mobile profilers (e.g. Xcode Instruments, Android profilers)
• Take part in playtests and reviews, and mentor junior programmers
• Stay current with Unreal Engine updates and mobile platform best practices

Specializations:

• Engine: memory management, threading, streaming, platform abstraction, engine source modifications and upgrades
• Rendering: shaders, materials, lighting, post-processing, GPU profiling
• Tools: editor tools in C++, Slate and Unreal Editor, and automation in Python, C# or command-line
• UI: HUDs, menus, overlays, UMG/Slate, touch-based interfaces

Required profile

• At least 6-8 years of professional game programming experience, with shipped titles including mobile platforms or equivalent
• Strong understanding of mobile platform constraints (performance, memory, bandwidth, power)
• Experience profiling and debugging performance issues on mobile devices
• Excellent problem-solving and debugging skills for complex runtime systems
• Strong communication skills and teamwork across multidisciplinary teams

Required skills

• C++ and Unreal Engine
• Version control with Perforce or Git
• Desired: shipping mobile titles in Unreal Engine and optimizing across mobile hardware