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Security Software Engineer

Canonical
Remote
Full Time
Posted September 18, 2025
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Job Description

Canonical is seeking security-focused software engineers to enhance product security through advanced practices, contribute to open source projects, and collaborate with global teams to develop and maintain secure open source software, including Ubuntu and related tools.

Key Responsibilities

  • Define, implement, and document new security features
  • Lead security-focused initiatives within product engineering teams
  • Analyze, fix, and test vulnerabilities in open source software
  • Audit and analyze source code for vulnerabilities
  • Integrate new security tools into infrastructure, pipelines, and processes
  • Develop and maintain security automation and hardening tools
  • Contribute to Ubuntu and upstream open source projects
  • Work with external partners to develop security benchmarks and meet compliance standards
  • Stay current with security industry trends and developments
  • Provide guidance and support to engineering teams on security best practices

Requirements

  • Apply here if you are an exceptional security-focused software engineer, passionate about open source, and excited by Canonical s products and mission.
  • This role requires the ability to be productive in a globally distributed team through strong self-discipline and motivation.
  • Mandatory international travel at least twice a year, typically for one week.
  • An exceptional academic track record from both high school and university.
  • Undergraduate degree in Computer Science or STEM, or a compelling narrative about your alternative path.
  • A track record of going above and beyond expectations.
  • Thorough understanding of the common categories of security vulnerabilities and how to fix them.
  • Knowledge of modern software engineering techniques.
  • Familiarity with open source development tools and methodologies.
  • Skill in one or more of the following programming languages: C, C++, Python, Go, Rust, Java, Ruby, PHP, or JavaScript/TypeScript.
  • Experience as a security champion.
  • Experience driving security within a wider Software Development Life Cycle (SDLC) process.
  • Professional written and spoken English.
  • Experience with Linux Debian or Ubuntu preferred.
  • Excellent interpersonal skills, curiosity, flexibility, and accountability.
  • Passion, thoughtfulness, and self-motivation.
  • Excellent communication and presentation skills.
  • Results-oriented, with a personal drive to meet commitments.

Benefits & Perks

Compensation is based on location, experience, and performance, with annual reviews and performance-driven bonuses
Distributed work environment with the opportunity for remote work
Twice-yearly in-person team sprints in interesting locations around the world
Personal learning and development budget of USD 2,000 per year
Annual holiday leave
Maternity and paternity leave
Employee Assistance Programme
Opportunity to travel to new locations to meet colleagues
Recognition rewards
Travel upgrades for long haul company events

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