Senior Principal Gameplay Engineer (C++/C#)

Location: Remote within the UK or based in the West Midlands. Visa sponsorship is not available.

Company

hirify.global is an independent game developer working on AAA titles and intellectual properties with studio and publisher partners.

What you will do

• Provide technical direction across internal projects and co-development partnerships.
• Design, implement and maintain networking systems for reliable multiplayer functionality.
• Develop game and engine architectures, define interfaces and manage component dependencies.
• Profile systems, identify bottlenecks and lead optimisation, reliability and maintainability improvements.
• Support console development and porting, including platform compatibility and certification issues.
• Develop diagnostic tools, mentor engineers, review code and communicate technical risks with QA, Design and Production.

Requirements

• 15+ years of relevant game engineering experience, including networking, systems architecture and technical direction.
• Experience as a Principal Engineer, Senior Principal Engineer, Technical Lead or equivalent.
• Specialist knowledge of network programming and multiplayer systems, including synchronisation, latency and connectivity troubleshooting.
• Strong C++ and C# programming, software design, architecture, debugging, profiling and optimisation skills.
• Experience with test-driven development, engineering tools, console development and porting.
• Familiarity with Unreal Engine 5 and custom game engines, plus strong mentoring and cross-disciplinary communication skills.

Nice to have

• Experience with racing, simulation or other latency-sensitive multiplayer games.
• Experience designing recovery mechanisms for varying network conditions.
• Experience modernising established systems while maintaining compatibility.
• Experience with co-development partnerships, unfamiliar codebases and cross-team architectural improvements.
• Previously shipped titles involving networking, console development, systems architecture or technical leadership.

Culture & Benefits

• Friendly, supportive environment within an independent game studio.
• Opportunities to work on AAA titles and IP with globally reputable partners.
• Exposure to a wide range of internal and external projects.
• Sustainably growing studio with projects developed on a case-by-case basis.

Hiring process

• Submit a portfolio and cover letter.
• Provide online portfolio links or secure showreel samples cleared for release by copyright owners.