Senior Software Engineer, Core UI

Every day tens of millions of people come to Roblox to explore create play learn and connect with friends in 3D immersive digital experiences all created by our global community of developers and creators.

At Roblox were building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together from anywhere in the world and on any device. Were on a mission to connect a billion people with optimism and civility and looking for amazing talent to help us get there.

A career at Roblox means youll be working to shape the future of human interaction solving unique technical challenges at scale and helping to create safer more civil shared experiences for everyone.

As a Senior Software Engineer on the Core UI team youll take the Roblox App experience to the next level - making it intuitive reliable and a joy to use. Our team sits at the intersection of platform engineering and product innovations. Youll work on systems and surfaces used by every Roblox user and creator in every game session. If you care deeply about how software feels - not just how it works - this is the role for you.

You Will:

• Design build and own end-to-end development of user-facing features and systems across mobile desktop VR and consoles.
• Develop robust extensible systems powering Robloxs core surfaces (Home Avatar Search and more) used by hundreds of millions of users and creators.
• Create scalable solutions for building high-quality intuitive and reliable user interfaces that elevate the overall product experience.
• Partner with engineering product and design teams to deliver cohesive delightful user experience.

You Have:

• 4 years of software development experience building large-scale user-facing applications.
• Strong expertise in modern frontend technologies including frameworks like React or similar component-based architecture and state management patterns.
• Experience delivering high-quality user experiences with attention to usability reliability and maintainability.
• Solid understanding of software design principles and frontend architecture with the ability to design clean APIs and well-structured systems.
• Excellent communication and collaboration skills with the ability to work cross-functionally and drive alignment on technical solutions.

Nice to Have:

• Experience with Lua or React Native in a production environment.
• Experience with UI performance profiling and optimization.
• Experience developing applications across multiple platforms (mobile desktop VR consoles).
• Familiarity with C for understanding Roblox engine integration.