System Software Engineer

🌐 Remote💼 Full-time🗓 2026-07-30 → 2026-09-26

Core

Building GCC/LLVM compiler runtimes, tooling, and developer experience for Ubuntu to support modern C/C++ applications across cloud, datacenters, and containers.

Role type

Senior IC system software engineer (compiler/toolchain)

Builds

GCC and LLVM runtimes, packaging tooling, and supporting infrastructure for Ubuntu

Domain

Open source operating systems, compiler toolchains, Linux distributions

Deliverable

production ML models | product features | infrastructure

Required skills

GCC or LLVM experience, C/C++ programming, Linux distribution engineering, software packaging, build systems, cross-compilation

Preferred skills

Cloud-native software experience, performance engineering, security engineering

Technologies

GCC, LLVM, C, C++, Linux, Debian, Ubuntu

Responsibilities

Select, integrate, and package best-of-breed tooling with Ubuntu; write high-quality code for new features and bug fixes; review code and discuss design with team members; collaborate with other teams on architecture decisions

Seniority

Senior, hands-on IC with mentorship responsibilities

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About Canonical

Canonical is a pioneering tech firm at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open source projects and the platform for AI, IoT and the cloud, we are changing the world of software. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence - in order to succeed, we need to be the best at what we do. Most colleagues at Canonical have worked from home since its inception in 2004. Working here is a step into the future, and will challenge you to think differently, work s