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Software Engineer - L3 Support

Canonical
Remote
Full Time
Posted January 20, 2026
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Job Description

A Software Engineer - L3 Support at Canonical works on troubleshooting, resolving, and upstreaming issues related to Ubuntu and open source software across various layers of the Linux-based infrastructure, collaborating with global teams and communities to ensure the stability and improvement of the platform for enterprise customers.

Key Responsibilities

  • Resolve complex customer problems related to Ubuntu, Kernel, Ceph, OpenStack, or Kubernetes
  • Maintain a close working relationship with Canonical's Field, Support, and product engineering teams
  • Participate in upstream communities to develop bug fixes, backport patches, and collaborate on upstream inclusion
  • Review code produced by other engineers
  • Troubleshoot and drive issues to resolution with workarounds, guidance, and bug fixes
  • Work on issues requiring upstream bug fixes and upstream collaboration
  • Prioritize and manage work effectively against set priorities
  • Contribute to team discussions to improve processes, tools, and documentation

Requirements

  • Experience with Linux and open source software
  • Experience with at least one of Python, Go, C or C++ on Linux
  • An exceptional academic track record in Computer Science, STEM or similar
  • Willingness to travel up to 4 times a year for internal events
  • Ability to resolve complex customer problems related to Ubuntu, Kernel, Ceph, OpenStack, or Kubernetes
  • Maintain a close working relationship with Canonical's Field, Support and product engineering teams
  • Participate in upstream communities
  • Develop bug fixes, backport patches, and work with upstream for inclusion
  • Review code produced by other engineers
  • Demonstrate good judgment in technical methods and techniques
  • Prioritize work and manage your time effectively against those priorities
  • Participate in team discussions to improve processes, tools, and documentation
  • Maintain clear, technical, and concise communications
  • Work from home and travel internationally up to 10% of work time for team meetings, events, and conferences

Benefits & Perks

Compensation is based on geographical location, experience, and performance, with annual reviews and performance-driven bonuses
Work from home with a distributed work environment
Personal learning and development budget of USD 2,000 per year
Annual compensation review
Recognition rewards
Annual holiday leave
Maternity and paternity leave
Employee Assistance Programme
Wellness Platform
Opportunity to travel to new locations to meet colleagues
Travel upgrades for long-haul company events

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