IO Interactive is seeking an experienced Core Engine Programmer to join our Engine team as we develop the technical foundation for ambitious upcoming projects. This role is central to our platform strategy, requiring deep expertise in engine architecture and systems design.
Our Glacier engine is powering the next generation of ambitious titles, and we need a seasoned engine programmer to lead the evolution of our core systems. This isn't about maintaining legacy code, it's about architecting the engine infrastructure that will scale across multiple high-profile projects for years to come. You'll have direct input into our technical roadmap, ownership over critical systems, and the autonomy to make decisions that shape how our engine grows. This is a role for someone who thrives on solving complex architectural challenges at scale.
What You Will Do
Design, develop, and maintain core engine systems including entity management, resource systems, and engine infrastructure
Play a key role in evolving our proprietary Glacier engine for current and future game projects
Write maintainable and robust C++ code that will support multiple titles across multiple console generations
Optimize for memory and performance across the entire codebase, with focus on scalability and platform constraints
Develop, adopt, and maintain profiling and diagnostic tools to support studio-wide performance culture
Collaborate with the Technical Director and Engine team to establish and maintain the technical roadmap
Support platform expansion initiatives and port core systems to new technologies and platforms
Mentor junior colleagues and foster knowledge-sharing across all technical domains
Strengthen and enforce studio coding practices and standards
Who You Are
3+ years of engine programming experience using C++
Shipped at least 1 AAA title as an Engine Programmer
Strong knowledge of algorithms, data structures, memory management, and multithreading
A master of debugging complex, cross-system