Software Engineer — Game Frontend Hong Kong

Nex is on a mission to help families rediscover the joy of movement. Created by parents for parents, Nex combines technology and play to deliver fun, social, and interactive experiences powered by natural body motion, encouraging kids and adults to move more, play more, and have fun together. Nex Playground, the company’s award‑winning active play system, is purpose‑built to get families moving year‑round, with safety and privacy as core considerations in its intentional design.

It is certified kidSAFE+ COPPA compliant and built to support healthy, active play for all ages and abilities.

Nex Playground features a growing library of 50+ experiences, including motion and dance games, fitness and educational experiences, and Nex Originals. Content includes collaborations with partners like Hasbro, Sesame Workshop, and NBCUniversal. Nex has been recognized by Fast Company’s Most Innovative Companies, TIME’s Best Inventions, and Parents’ Best Entertainment System for Families, and has earned Red Dot, IDEA, and Core
77 international design awards. We encourage you to explore Have Fun and Is Motion Gaming Back?, as they offer a deeper look into our culture, values, and explain how our approach to motion gaming differs from previous generations.

Location: Hong Kong
Type: Full Time

As our
Software Engineer — Game Frontend
, you will help shape the future of interactive physical gaming and realize Nex's very bold vision: "Create the best motion games for hundreds of millions of people to play on".

You will be a key architect for our global content infrastructure, architecting the systems that allow our games to reach international audiences. You will own the UI domain of our games, moving beyond simple implementation to build scalable, performant, and "pixel-perfect" presentation layers inside the Unity engine.

You will partner closely with UI Designers and Artists (bridging the gap between Figma concepts and C# implementation) to deliver world‑class experiences across our growing library of titles, such as GoKeeper, Tennis Smash:
Racketville, Home Run Heroes:
Star Strikers, Bowling Strike, and Basketball Knockout.

• Architect the foundational UI and Localization systems that will power our entire library of games, ensuring code reusability and architectural consistency.
• Partner with UI Designers to translate Figma concepts into functional, "pixel-perfect" Unity implementations, ensuring the final product matches the creative vision.
• Draft technical strategy for modernizing our existing live titles, refactoring legacy systems to support our new internationalization infrastructure.
• Build and maintain a shared UI component library, creating performant and responsive components that work seamlessly across different games.
• Design the end‑to‑end localization pipeline, solving complex internationalization challenges to support new languages at scale.
• Develop custom tools and workflows within the Unity Editor to streamline the process for designers, content creators, translators, removing friction from the development loop.
• Drive performance optimization for the UI domain, managing draw calls, batching, and memory usage to ensure high performance on all target devices.
• Implement polished animations and micro‑interactions that make the interface feel alive, responsive, and delightful to the user.
• Participate in code reviews and technical discussions to raise the bar for code quality and maintainability across the team.

• 3+ years of professional software development experience.
• Strong proficiency in C# and the Unity ecosystem.
• Deep understanding of Unity frontend development (uGUI or UI Toolkit).
• Familiar with asset management strategies (Addressables or Asset Bundles).
• Experience with asynchronous programming in Unity (Uni Task, async/await or coroutines).
• Ability to write clean, maintainable, and performant code.

• A growth mindset and the energy to thrive in a fast‑paced, high‑growth environment.
• An obsession with code quality and a sense of personal ownership over the product's final polish.
• Experience implementing UI architectural patterns (MVVM, MVC, or MVP) to separate logic from…