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Roblox

213 jobs

Principal Software Engineer - Game Engine Systems (C++)

North AmericaFull-timePrincipal

Lead Roblox’s Engine Networking Team across the game platform, delivering real-time game-state communication and smooth asset loading at global scale. Core work is systems-level C++ spanning networking, rendering or asset loading, with emphasis on multithreading, client/server performance, latency, throughput, and operating-system behavior.

293 800 – 343 340 $

Principal Software Engineer - Network Transport (C++)

North AmericaFull-timePrincipal

Principal-level systems engineer on Roblox's Engine Networking Team, building low-level user-space network transport in C++ to synchronize game state in real time for tens of millions of players across desktop, mobile, and console clients.

cpp linux networking qos

293 800 – 343 340 $

Senior Hardware Engineer - GPU & AI Infrastructure

North AmericaFull-timeSenior

Senior hardware engineer leading Roblox's GPU and AI accelerator ecosystem, responsible for the full lifecycle of GPU hardware from architectural evaluation and firmware qualification to large-scale fleet integration and performance tuning for massive-scale rendering and ML workloads.

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243 290 – 295 250 $

Senior Hardware Engineer - Infrastructure

North AmericaFull-timeSenior

Senior Hardware Engineer on Roblox's Infrastructure Foundation team, developing and validating next-generation server platforms that power the company's hyperscale cloud. Day-to-day work spans hardware bring-up, firmware qualification (BIOS/BMC), validation/stress testing, system-level debugging across Linux, PCIe, NVMe, and high-speed networking, plus fleet-wide performance and thermal optimizati

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243 290 – 295 250 $

Senior Machine Learning Engineer, Ads

North AmericaFull-timeSenior

Design and build scalable deep-learning and large-scale recommendation models powering ad ranking and personalized performance advertising on the Roblox platform, including transformer-based training, inference, and product integration.

deep-learning machine-learning

259 030 – 311 430 $

Software Engineering Manager, Engine UI

North AmericaFull-time

Lead Roblox’s Engine UI team, directing development of the C++ game-engine UI foundation across Roblox, the App, and Studio on mobile, desktop, and consoles. The role guides senior engineers, designs Luau-exposed APIs, partners with game developers, and focuses on performant, tested, cross-platform UI.

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293 800 – 343 340 $

Senior Software Engineer - Avatar Personalization

North AmericaFull-timeSenior

Build avatar personalization features, APIs, and systems in the Roblox game engine using C++ and Lua. Work on character animation, clothing, hair, shading, and customization tools for tens of millions of users across mobile, tablet, PC, and console.

api cpp lua networking

196 750 – 243 290 $

Senior Mobile Systems Engineer, Audio Team (Android & C++)

North AmericaFull-timeSenior

Senior engineer on Roblox's Audio Team building the next-generation real-time immersive audio simulation platform, developing and optimizing audio pipelines and workflows in C++ and Android for mobile through high-end desktop.

android api cpp ios

242 100 – 293 800 $

Principal Software Engineer, WebRTC

North AmericaFull-timePrincipal

Principal engineer on Roblox's Audio-Video-Communication team building a real-time communication platform (voice chat, 3D audio, large-scale broadcast) from scratch in C++, optimizing performance across mobile, console, and high-end devices for billions of users.

assembly cpp design-patterns

295 250 – 345 040 $

Senior Security Engineer, Detection and Response

Senior Security Engineer building detection and response systems for Roblox's EMEA SOC. Designs detections-as-code, SOAR playbooks, automation, and tooling while serving as Incident Commander for the European time zone, independently investigating threats and leading response across a global platform.

automation cloud containerization cybersecurity data-pipelines +4 skills

Senior QA Engineer, Safety

North AmericaFull-timeSenior

Senior QA Engineer on Roblox's Safety Engineering Group, owning end-to-end test strategy for incident response systems and parent-facing safety features. Day-to-day work centers on API testing (REST/JSON/Postman), UI/API test automation, AI/LLM-driven QA tooling, and risk-based quality metrics for backend-driven safety systems.

ai api automation json llm +2 skills

187 780 – 223 660 $

Principal Software Engineer - Economy ML (Data Systems)

North AmericaFull-timePrincipal

Lead data systems engineering for Roblox's Economy ML team, architecting real-time and batch data pipelines (Kafka, Flink, Spark, Druid) and feature stores that power personalization, search, and recommendation across Marketplace, Developer Monetization, and Payments.

backbone data-engineering data-science flink kafka +3 skills

295 250 – 354 040 $

Data Analyst, Operations (IP & Legal Compliance)

Data analyst embedded in Roblox's Trust & Safety Operations, acting as the data SME for Intellectual Property enforcement and Legal Compliance workflows. Owns KPI reporting, dashboards, and cross-functional analytical initiatives to optimize IP protection and regulatory compliance at scale.

analytics data-analytics data-science git program-management +4 skills

Principal Machine Learning Engineer, Embodied AI and Smart NPCs

North AmericaFull-timePrincipal

Principal ML Engineer at Roblox building Embodied AI and Smart NPC agents for 3D games, from feature extraction and model training through inference, leveraging imitation learning and reinforcement learning on large-scale distributed systems.

ai cpp csharp deep-learning machine-learning +4 skills

345 040 – 399 420 $

Principal Software Engineer - Content Lifecycle

North AmericaFull-timePrincipal

Lead architecture and design of content collaboration workflows on Roblox Studio and the Roblox platform, enabling creators and AI agents to share and manage reusable content at scale. Day-to-day work centers on C++ game-engine development, end-to-end feature delivery, and mentoring engineers on a multi-player engine.

agentic-ai ai automation cpp game-development +1 skills

295 250 – 345 040 $

Principal Software Engineer - Creator Collaboration

North AmericaFull-timePrincipal

Principal Engineer leading architecture and design of collaboration workflows on Roblox Studio, the C++-based creation engine behind millions of 3D experiences, enabling creators and AI agents to collaborate on content at scale.

agentic-ai ai automation cpp game-development +1 skills

295 250 – 345 040 $

Director of Business Development, Payments

North AmericaFull-time

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…

agentic-ai ai api blockchain business-development +3 skills

Senior Software Engineer, Service Mesh

North AmericaFull-timeSenior

Design and build the service mesh infrastructure (Istio/Envoy on Kubernetes and Nomad) that powers Roblox's hybrid on-prem-to-cloud platform, enabling mTLS, traffic management, and locality-aware routing for billions of daily requests across thousands of microservices.

api cloud cpp distributed-systems envoy +7 skills

227 370 – 295 250 $

Principal Network Engineer

North AmericaFull-timePrincipal

Principal Network Engineer at Roblox driving the engineering and architecture of the company's global backbone and edge production network to support rapid user growth. Day-to-day work spans designing, deploying, and operating large-scale network infrastructure with BGP/IS-IS/MPLS/RSVP-TE, and automating telemetry and workflows with Python or Go.

backbone bgp cpp dhcp dns +5 skills

295 250 – 345 040 $

Principal Software Engineer - Roblox Database

North AmericaFull-timePrincipal

Principal engineer on Roblox's database team designing a multi-tenant, globally distributed database platform that underpins every online workload at Roblox. Day-to-day work spans storage engines, indexing, WAL, replication, sharding, and query-planner enhancements built in C/C++, Go, or Rust at massive scale.

automation ci-cd cpp kubernetes mysql +3 skills

293 800 – 343 340 $