--- title: 'Lead UI Technical Designer at 31st Union' canonical: 'https://feeny.ai/job/lead-ui-technical-designer-31st-union-san-mateo-f7a4evchgzsh' type: 'job' last_seen: '2026-10-16' --- # Lead UI Technical Designer at 31st Union - **Company:** 31st Union - **Location:** San Mateo, CA - **Posted:** 2026-09-25 - **Last confirmed live:** 2026-10-16 - **Apply:** https://job-boards.greenhouse.io/31stunion/jobs/7997346003 ## Job description ## WE ARE GAME MAKERS Who We Are: 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. We pursue growth and innovation in an environment of safety and trust. 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. Who You Are: We’re seeking a Lead UI Technical Designer with exceptional technical fluency, creative vision, and leadership potential to own and evolve our in-game UI systems at scale. You’ll own and drive the implementation of key UI features, working closely with designers, artists, producers, engineers and more. We’re a studio that values autonomy and self-drive in developers who are empowered to do the best work of their careers. If this is you, let’s talk! Responsibilities: - Champion the design, iteration, and maintenance of various UI systems. This includes dynamic widgets, responsive menus, and high-fidelity animations using Unreal Engine, Blueprint visual scripting, and AngelScript at an expert level. - Establish, document, and promote UI Blueprint architecture best practices and workflows, driving optimization strategies to ensure consistency, scalability, and performance across all UI systems for multiple platforms. - Evaluate and integrate emerging tools and technologies to enhance Experience Design (XD) across gameplay and other interactive elements. - Translate and improve UX designs into performant in-engine implementations while ensuring seamless integration of UI visuals and behavior with underlying game systems. - Establish and Reinforce UI Material workflows for widgets - creating scalable, clear and performant UI Materials for our widgets. - Partner closely with UX designers, UI artists, gameplay engineers, backend developers, and audio teams to align UI implementation with gameplay vision and technical feasibility. - Build out a collaborative development culture across the Experience Design department (UX, UI, UITD, and UI Engineering). - Mentor fellow technical designers and cross-functional collaborators. Contribute to growing the Technical UI function, including involvement in hiring and onboarding as the team scales. Required Qualifications: - Extensive experience building, debugging, and optimizing UI systems in UE4 or UE5 using Blueprints and UMG. Familiarity with UI materials, animation systems, and widget architecture is essential. - Ability to analyze and solve sophisticated technical and design problems while collaborating closely with engineers to contribute to the technical roadmap for XD features. - Deep understanding of data flow, modularity, and performance in UI systems. - Demonstrated ability to lead initiatives independently, drive decision-making, and take full ownership of complex UI systems. - Comfortable working in fast-paced environments and evolving pipelines. Eager to prototype, iterate, and respond constructively to feedback. Relevant Experience: - Prior experience shipping high-quality UI in a AAA game environment is highly desirable. - Solid grasp of scripting and programming fundamentals such as C++ or C#. - Experience contributing to or leading a UI tech design team. The pay range for this position in California at the start of employment is expected to be between $155,600 and $230,300 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. Subject to those same considerations, the total compensation package for this position may also include other elements, including a bonus and/or equity awards and eligibility to participate in our 401(K) plan and Employee Stock Purchase Program. Regular, full-time employees are also eligible for a range of benefits at the Company, including: medical, dental, vision, and basic life insurance coverage; 14 paid holidays per calendar year; paid vacation time per calendar year (ranging from 15 to 25 days) or eligibility to participate in the Company’s discretionary time off program; up to 10 paid sick days per calendar year; paid parental and compassionate leave; wellbeing programs for mental health and other wellness support; family planning support through Maven; commuter benefits; and reimbursements for fitness-related expenses. Ontario only: The use of Artificial Intelligence is not being used to screen candidates. The position is for an existing vacancy. #LI-Onsite #LI-Hybrid ## About 31st Union ## Company Overview - **One-liner**: 31st Union is a video game development studio creating highly engaging multiplayer entertainment as a wholly owned studio of 2K, a publishing label of Take-Two Interactive. - **Entity Type**: Private (wholly owned subsidiary of Take-Two Interactive Software, Inc., NASDAQ: TTWO) - **Headquarters**: San Mateo, California, United States - **Founded**: 2019 - **Founders**: Not publicly disclosed (studio formed by 2K/Take-Two Interactive) ## Core Business - **Primary industry/industries**: Video Game Development (AAA console/PC gaming) - **Target customers**: B2C (consumers/players), specifically fans of online multiplayer gaming experiences - **Mission or purpose statement**: "Crafting highly engaging entertainment and a commitment to putting players first" — the studio's rallying cry is "Bring fun, inspiration and awe to our lives and to our community." ## Products & Services - **Unannounced Title (in development)**: A highly engaging online multiplayer game. The studio is actively hiring across engineering, UI, UX, animation, and design disciplines to build this "inspired new game experience." The specific title or franchise has not been publicly revealed. ## Market Standing - **Valuation/Market Cap**: Not publicly available (subsidiary of Take-Two Interactive, which has a market cap of roughly $30B+ as of mid-2026) - **Key Metric**: Studio size of approximately 146 employees (per Built In), with active hiring across both San Mateo and Valencia, Spain locations - **Notable Investors/Partners**: Parent company is Take-Two Interactive Software, Inc. (NASDAQ: TTWO), operating under the 2K publishing label. This provides the studio with "the collaborative support and incredible perks of one of the world’s leading interactive entertainment companies." - **Growth Signals**: The studio is actively expanding its team, with open roles in engineering, animation, and UI/UX design. The studio operates as "one empowered global team across North America and Spain," indicating a growing international footprint. ## Competitive Advantages - **AAA Backing with Studio Autonomy**: 31st Union "cherishes studio independence and autonomy" while benefiting from the financial stability, resources, and perks of Take-Two Interactive, a top global publisher. - **Multi-Location Talent Pool**: Dual studios in San Francisco Bay Area and Valencia, Spain allow access to diverse global talent across all disciplines. - **Player-First Culture**: The studio is built on values of trust, inclusivity, and psychological safety, which they believe enables the best creative work. ## Strategic Focus - **Building a New IP**: The studio is focused on developing a new, original online multiplayer game from the ground up, investing heavily in UI systems, animation, and technical design. - **Global Team Empowerment**: They are building a "one team" culture where all disciplines are represented in both North America and Spain, with shared ownership of the game's success. - **Innovation in Gameplay**: Driven by the motto "Chase the Horizon," the team is focused on pushing creative boundaries to deliver a "brilliant" experience that "raises the bar." ## Why Work Here - **Culture**: Emphasizes a "psychologically safe space," inclusivity, trust, and a commitment to personal growth ("Live Your Dreams"). The studio values diverse perspectives and operates with a "player-first" mindset. - **Work Policy**: Roles listed are "In-Office" at the San Mateo, CA headquarters. The studio has a physical office with bike stations, EV charging, and well-stocked kitchens. - **Notable Perks & Benefits**: - Private healthcare (medical, dental, vision) for employees & dependents - Generous PTO & sick time off - Employee Stock Purchase Program (ESPP) - Fitness reimbursement program - Life & disability insurance - Parental leave & compassionate leave - Retirement savings plans with company contributions - Learning & development tools - Employee referral bonuses - Charitable giving, corporate match & volunteer program - Mental health & wellbeing offerings - Company social events & gatherings - Commuter & meal perks ## Sources 1. [thirtyfirstunion.com](https://thirtyfirstunion.com/) 2. [thirtyfirstunion.com/careers](https://thirtyfirstunion.com/careers/) 3. [thirtyfirstunion.com/studio](https://thirtyfirstunion.com/studio/) 4. [job-boards.greenhouse.io/31stunion](http://job-boards.greenhouse.io/31stunion) 5. [builtin.com/company/31st-union](https://builtin.com/company/31st-union) ## Other roles at 31st Union - [Lead Backend Engineer](https://feeny.ai/job/lead-backend-engineer-31st-union-san-mateo-ffx7rtcb6ga6) — San Mateo, CA - [Senior Systems Designer](https://feeny.ai/job/senior-systems-designer-31st-union-san-mateo-gfs399x3b96d) — San Mateo, CA - [Expert Character Concept Artist](https://feeny.ai/job/expert-character-concept-artist-31st-union-san-mateo-3rnsp9ypcvrd) — San Mateo, CA - [Expert Character Artist](https://feeny.ai/job/expert-character-artist-31st-union-san-mateo-ajfhkcc9xcpa) — San Mateo, CA - [Lead Producer](https://feeny.ai/job/lead-producer-31st-union-san-mateo-f8rbwdkh8c08) — San Mateo, CA - [Lead Designer](https://feeny.ai/job/lead-designer-31st-union-san-mateo-rmkdjkgpak35) — San Mateo, CA - [Senior Shader Technical Artist](https://feeny.ai/job/senior-shader-technical-artist-31st-union-san-mateo-hh7zdr81j2xd) — San Mateo, CA - [Senior Technical Director, Live Operations](https://feeny.ai/job/senior-technical-director-live-operations-31st-union-san-mateo-5827shd0j69y) — San Mateo, CA - [Lead UI Engineer](https://feeny.ai/job/lead-ui-engineer-31st-union-san-mateo-tysjd9e6s3hz) — San Mateo, CA - [Lead UI Technical Designer](https://feeny.ai/job/lead-ui-technical-designer-2k-san-mateo-california-c2xxsss3vs2a) — San Mateo California, United States