Principal UI Engineer (Unreal Engine)

Location: UK remote or on-site in London, Bromley

Company

hirify.global is recruiting for a AAA game development studio.

What you will do

• Define the long-term technical vision, architecture, frameworks, patterns, and standards for UI engineering across multiple game projects.
• Build performant, robust, data-driven, and reusable UI components while remaining hands-on with implementation and prototyping.
• Address the studio’s most difficult UI engineering challenges and make architectural decisions that support long-term scalability.
• Partner with Lead UI Engineers, project leadership, UI Design teams, external partners, platform holders, and engine vendors.
• Mentor engineers at all levels and align teams around shared technical direction.

Requirements

• Extensive UI engineering experience with multiple shipped commercial game projects.
• Proven experience defining UI architecture and technical strategy across teams and projects.
• Expert knowledge of C++ with deep professional experience.
• Strong practical UI implementation skills, including designing reusable and performant components.
• Sound architectural judgement, autonomy, and the ability to communicate complex technical ideas clearly.

Nice to have

• Deep experience with Unreal Engine and Unreal Motion Graphics (UMG).
• Experience supporting player accessibility needs.
• Multi-platform and console development experience.
• Contributions to engines or middleware, or participation in the wider technical community through talks, articles, or open source.

Culture & Benefits

• Six-month fixed-term contract.
• Regular training opportunities and mentorship for UI staff.
• Enhanced private pension scheme, private medical insurance, and group life assurance.
• Competitive holiday allowance with studio-wide summer and winter closures.
• Gym membership allowance, free eye tests, on-site parking, electric car scheme, and season ticket loans.