Senior Software Engineer - Core Platform and Systems

About Roblox

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.

The Role

As a Sr. Studio Software Engineer for Roblox Studio Platform, you will be a key contributor to the evolution of Roblox Studio, the primary IDE for making massive multiplayer online games on the Roblox platform. Studio provides the mission-critical tools for 3D modeling, animation, and the complete SDLC for millions of developers. We are looking for engineers who thrive on an adventure into the unknown and have experience across various systems, Operating Systems, Game Engines, and Application Frameworks.

You’ll tackle projects involving:

• Core User Features: Architecting application frameworks, windowing systems, and code generation.
• “AI Native” Features: Pioneering scalable systems that extend to complex, agentic use cases.
• Foundational Architecture: Driving OS integration, extensibility, and customizability at the deepest levels.
• Central Backend Systems: Engineering the infrastructure to power a consistent, high-performance UX.
• Design Evolution: Collaborating with UX designers to translate Studio into a modern, consistent design language.

Responsibilities

• Design and execute the technical direction to drive the future extensibility and adaptability of the application.
• Own and deliver complex technical projects from the initial spark of an idea through full execution.
• Work cross-functionally across teams and platforms to solve systemic challenges.
• Mentor team members, fostering a culture of high-level technical expertise and professional growth.
• Implement strategies and patterns that define the next generation of professional game development tools.

Qualifications

• 5+ years of experience developing and deploying top-tier, user-facing applications.
• Bachelor’s degree in Computer Science or equivalent experience.
• 2+ years of deep experience with C++.
• Experience with UI frameworks like React, SwiftUI, Cocoa, Swift, or WPF is a significant plus.

Work Arrangement

Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday.