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, we’re 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. We’re 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 you’ll 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 for UI Systems on the Roblox game engine team you will work on our state of the art game engine building out User Interface features across all of Roblox. No matter the platform, be it mobile or desktop or VR or consoles, you will help enable our game developers to create engaging experiences with the Roblox community using industry leading algorithms and ground breaking technology.

You Will: Develop and maintain engine code that powers all UI features in Roblox games, apps, and studio experiencesInnovate upon our font rendering and text layout pipelines used by Roblox Developers and Players millions of times a day, interacting with our localization / i18n systems to provide engaging experiences worldwideCarry the torch for the future of UI developmentBlaze a path forward for adaptive layout schemes that scale from mobile to 4k monitorsWork closely with our game developer community and internal teams to help achieve their creative UI visionWrite highly scalable systems that deliver the highest quality experiences possible on high end devices, while maintaining performance on low end devicesHave fun learning about what makes Roblox an amazing platform and place to work, while contributing to industry leading technologiesYou have:4+ years of professional development experienceWorked extensively in areas like browser/layout engines, game engines or other UI framework development systems. Examples: WebKit, Chromium, Blink, Gecko, Unreal, Unity, UIKit, Android UI Framework, Qt, Yoga, FreeType, HarfBuzz, or your own personal UI framework project!Written systems that can be intuitively understood by developers of varying disciplines, such as engineers, game designers, and UI designersSystems level 3D math, pointers, templates, and raw blocks of memory are tools to write high-performance code, not your enemiesSome familiarity with graphics concepts and APIs such as Vulkan, Metal, and/or DirectXWorked on a variety of platforms like gaming consoles and/or mobile devicesThorough designs, rigorous in handling potential failure cases, and diligent in automated testing

For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits.

Annual Salary Range$189,110—$218,540 USD

Roles that are based in our San Mateo, CA Headquarters are in-office Tuesday, Wednesday, and Thursday, with optional in-office on Monday and Friday (unless otherwise noted).

You’ll Love: 

Industry-leading compensation package Excellent medical, dental, and vision coverage A rewarding 401k program Flexible vacation policy (varies by exemption status) Roflex - Flexible and supportive work policy  Roblox Admin badge for your avatar At Roblox HQ:  Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks Onsite fitness center and fitness program credit Annual CalTrain Go Pass

Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations for all candidates during the interview process.