Principal UI Designer

Happy Hour Games Pte Ltd

Principal UI Designer leading the UI/UX vision and design processes for a new mobile game studio in Singapore. Collaborating with art, product, and engineering teams to deliver high-impact player experiences.

Posted 4/17/2026full-timeSingapore • 🇸🇬 SingaporeLeadWebsite

About the role

Key responsibilities & impact

Driven by our passion for spreading joy and unleashing limitless creativity in the world of gaming, our goal is to establish a game studio right here in Singapore. Our dedicated focus lies in crafting casual mobile games that deeply immerse players in incredibly enjoyable experiences!
We eagerly welcome humble yet ambitious individuals to join us on this thrilling journey!
- Define and drive the **overall UI/UX vision and quality bar** across game features or titles.
- Lead the design of **core systems and high-impact player experiences** (HUDs, onboarding, navigation, meta systems).
- Establish and evolve **UI design systems, guidelines, and best practices** for scalability and consistency.
- Act as a **subject matter expert** in UI/UX, setting standards for visual quality, usability, and player engagement.
- Collaborate closely with **art, product, and engineering** to influence product direction and ensure high-quality implementation.
- Provide **design direction and constructive feedback** to UI designers.
- Use **player data, usability testing, and market analysis** to inform and validate design decisions.
- Identify opportunities to **improve workflows, pipelines, and team efficiency.**
- Stay ahead of **UI trends and top-performing casual games** to continuously elevate design quality.

Requirements

What you’ll need

- At least 6 years of experience in game UI design.
- Strong portfolio demonstrating end-to-end ownership of UI systems and shipped products.
- Proven ability to set design direction and influence cross-functional decisions.
- Deep understanding of mobile game UI/UX patterns, player behavior, and engagement strategies.
- Experience building and scaling design systems and UI frameworks.
- High proficiency in Figma, Adobe Creative Suite, or similar tools.
- Highly detail-oriented with excellent problem-solving and design judgment.

Benefits

Comp & perks

- Supportive Learning Environment.
- Well-being and Personal Growth.
- Impactful Work in a Growing Industry.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

UI designUX designdesign systemsUI frameworksplayer engagement strategiesusability testingmarket analysismobile game UI patternsproblem-solvingdesign judgment

Soft Skills

leadershipcollaborationconstructive feedbackattention to detailinfluencecreativityambitionhumilitycommunicationworkflow improvement