Software Engineer, Cloud – Sustaining Engineering

CanonicalGlobal / Remote28 October 2025
professional experience as a software engineerbackground in Computer Science STEM or similarstrong experience with Linux OpenStack Kubernetes or other cloud technologiesstrong development-level experience with Python Go C C++ on Linuxability to troubleshoot with gdb and other toolsfamiliarity with git source code repositories and branches

About the Company

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Role Overview

About Canonical

Canonical is a leading provider of open-source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world’s leading public cloud and silicon providers, and industry leaders in many sectors. The company is a pioneer of global distributed collaboration, with 1200+ colleagues in 75+ countries and very few office-based roles. Teams meet two to four times yearly in person, in interesting locations around the world, to align on strategy and execution. The company is founder-led, profitable and growing.

We are hiring a Software Engineer, Sustaining Engineering for a fast-paced engineering role in Linux-based software-defined infrastructure and applications, covering all layers of the stack, including bare metal, virtualization (KVM) and containerization (Docker, LXC/LXD), storage (Ceph and Linux filesystems), networking (OVS, OVN and Core networking), up to OpenStack and Kubernetes, and the open-source applications running on top of them.

This role is an opportunity for a technologist with a passion for Linux and open-source to build a career with Canonical and drive success for our customers, community and the company.

This role entails

  • Resolving complex customer problems related to Ubuntu, OpenStack, or Kubernetes and other open source software.
  • Maintaining a close working relationship with Canonical’s field, support and product engineering teams.
  • Participating in upstream communities.
  • Developing fixes, back-porting patches, and working with upstream for inclusion.
  • Reviewing code produced by other engineers.
  • Demonstrating good judgement in technical methods and techniques.
  • Prioritizing work and managing your time effectively against those priorities.
  • Participating in team discussions to improve processes, tools, and documentation.
  • Maintaining clear, technical and concise communications.
  • Working from home and travel internationally up to 10% of work time for team meetings, events and conferences.

This position is closed.

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