31st Union

31st Union

Lead UI Engineer

San Mateo, California, United States · Senior · Full-time

Sponsorship not specified$15k-$25kDetected 7 days ago
C++Backend DevelopmentCode ReviewUX DesignAccessibilityUnreal EngineLeadership

About the role

  • We pursue growth and innovation in an environment of safety and trust.
  • The pay range for this position in California at the start of employment is expected to be between $133,900 and $198,160 per year.
  • However, base pay offered is based on market location, and may vary further depending on individualized factors for job candidates, such as job-related knowledge, skills, experience, and other objective business considerations.

Responsibilities

  • Engage creatively with Design and Production on new features to identify opportunities, challenges and cost.
  • Direct the technical design and implementation of the game's UI using highly supported / best-in-class patterns and UE frameworks.
  • Maintain robust solutions for asynchronous asset management and integration with latent backend services (e.g. inventory, matchmaking, live telemetry) while maintaining a responsive user experience.
  • Manage UI performance and memory budgets. Leverage GPU where needed to support competitive, high framerate play.
  • Build UI systems designed for global deployment - supporting dynamic text scaling, diverse font sets, complex string tables, and right-to-left languages.
  • Implement comprehensive accessibility features to support inclusive UX design.
  • Mentor a team of UI engineers, conduct code reviews, and develop workflows to improve the efficiency of the UI/UX design team.
  • 7+ years of professional game programming experience, including at least 2 shipped AAA titles in a Senior or Lead UI role.
  • Practical understanding of the Unreal material pipeline as applied to building performant UI materials and shaders.

Requirements

  • Live Ops / F2P Experience: Proven experience working on a live-service or Free-to-Play game, with a strong understanding of commerce UI, dynamic content delivery, and player conversion funnels.
  • Deep technical knowledge of Unreal Engine UI systems, specifically CommonUI, UMG, Slate, and MVVM patterns.

Compensation

  • The pay range for this position in California at the start of employment is expected to be between $133,900 and $198,160 per year.

Company info

  • We are a diverse team of developers driven by a passion for our art, united by our core values and inspired by a culture of inclusivity to build amazing games that thrill players everywhere.
  • Our culture is built on the belief that the more varied voices in our collective will strengthen our team and our games.
  • We are looking for our next teammate who will raise our bar and make us better.
  • What We Need:
  • We're seeking a Lead UI Engineer, to provide tech direction for our AAA multiplayer project and leadership for our team of UI engineers.
  • In this role, you will design and build flexible, scalable, accessible, and high-performance UI systems using modern UE5 frameworks (CommonUI, MVVM, Enhanced Input), while partnering closely with engineers and cross-disciplinary teams.
  • The ideal candidate has deep experience in all aspects of UI development - including hitch-free resource management, integration with latent backend services, support for a wide set of display devices and high frame rates, console-specific requirements, and live configuration.
  • Ensure UI implementations meet first party certification requirements.
  • Architect data-driven UI systems that support server-side configuration. This includes dynamic screen layouts, remote control reordering, friction reduction, and real-time promotions without requiring client patches.
  • What Will Make You A Great Fit:
  • Expert C++ programming skills, specifically regarding asynchronous data handling, memory management, and C++/Blueprint interoperability.
  • Direct experience resolving UI-related console certification issues (TRC/TCR) for PlayStation and/or Xbox platforms.
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This listing is sourced directly from 31st Union's careers page and normalized into a canonical job model.