System Software Engineer - GCC LLVM compiler, tooling, and ecosystem

Canonical

Remote

Full Time

Posted April 1, 2026

Not Specified

Remote

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Job Description

A System Software Engineer responsible for developing and optimizing GCC and LLVM toolchains, runtimes, and related tooling for Ubuntu, with a focus on modern C and C++ programming, to enhance the developer experience and support open source ecosystems across various Ubuntu platforms.

Key Responsibilities

Develop and optimize GCC and LLVM runtimes, tooling, and ecosystems for Ubuntu.
Collaborate with team members on design discussions, code reviews, and architecture decisions.
Integrate and package developer tools to improve the developer and operator experience.
Debug issues and produce high-quality code to implement new features and fixes.
Mentor less experienced engineers and contribute to team knowledge sharing.
Work with other teams to ensure architecture decisions enhance Ubuntu's performance and reliability.

Requirements

Relevant GCC or LLVM experience, ideally in the world of cloud-native software and Linux
Experience in packaging software for Debian and Ubuntu
Experience working with Linux distributions and distribution engineering
Experience with software packaging and distribution mechanisms
Understanding of build systems and toolchains, including for cross-compilation
Proficiency in writing high-quality code to create new features, debug issues, and produce high-quality fixes
Ability to review code produced by other engineers and participate in design reviews
Ability to collaborate proactively with a distributed team and discuss design ideas
Excellent competencies in modern C and C++ programming languages
Strong competencies in Linux distributions, software architectures, and open source software
Bachelor's degree in a technical subject or a compelling narrative about an alternative chosen path
Exceptional academic track record from high school and university
Ability to work remotely and travel internationally twice a year for company events, with trips lasting up to two weeks
Ability to select, integrate, and package best-of-breed tooling with Ubuntu to improve developer and operator experience with GCC and LLVM
Work experience in cloud-native software development and Linux environments
Strong passion for technology, compilers, runtimes, and toolchains
Ability to drive integration in Ubuntu from desktop to cloud in a secure, reliable, and efficient manner
Ability to discuss design with team members, mentor less senior engineers, and participate in code and design reviews