Senior Software Engineer - Core Platform and Systems (C++/AI)

Location: San Mateo, California, United States; hybrid schedule with onsite work Tuesday through Thursday and optional presence Monday and Friday

Salary: $196,750–$243,290 USD base pay annually, plus equity compensation and benefits

Company

Roblox develops a platform and tools for creating and experiencing large-scale 3D digital experiences and multiplayer games.

What you will do

• Define the technical direction and future extensibility of Roblox Studio.
• Architect application frameworks, windowing systems, code generation, and foundational OS integrations.
• Develop AI-native systems that support complex, agentic use cases.
• Engineer central backend infrastructure for a consistent, high-performance user experience.
• Deliver complex technical projects from concept through execution and collaborate across teams, platforms, and UX design.
• Mentor engineers and establish patterns for next-generation professional game development tools.

Requirements

• 5+ years of experience developing and deploying high-quality user-facing applications.
• Bachelor’s degree in Computer Science or equivalent experience.
• 2+ years of deep experience with C++.
• Experience across systems, operating systems, game engines, or application frameworks.
• Ability to manage complex technical work, improve code quality, and collaborate cross-functionally.

Nice to have

• Experience with UI frameworks such as React, SwiftUI, Cocoa, Swift, or WPF.
• Experience applying AI, experimentation, and industry standards to systematic code-quality improvements.

Culture & Benefits

• Full-time employment with equity compensation and benefits eligibility.
• Work on large-scale tools used by millions of developers and creators.
• Equal employment opportunity and reasonable accommodations during the recruiting process.
• For US-based roles, certain visa categories may not be supported and future H-1B sponsorship may not be available.