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Home / Jobs / Canonical
Posted today · be early

Security Software Engineer

Canonical

WorldwideremotePosted today
Canonical logo

Skill Required

Software-EngineerSecurity-EngineeringApplication-SecurityLinux-SecurityDevSecOpsOpen-Source-SecurityVulnerability-ResearchSecurity-Software-EngineerSoftware-Security-EngineerCybersecurity-Software-EngineerSecurity-Software-EngineeringSoftware-Security-DeveloperPrincipal-Security-Software-EngineerProduct-Security-EngineerSoftware-Security-ArchitectSoftware-Security-EngineeringSecurity EngineerSoftware EngineerSoftware Developersecuritysoftware engineeringCryptographyEngineeringR ProgrammingJavaScriptTypeScriptautomationwrittenPythondesignLinuxC++CloudJavaRustRubyAPIsPHPandGoAIFulltime

Key highlights

  • Compensation: Annual bonus and reviews based on location/performance
  • Work Environment: Globally remote / Remote-first since 2004
  • Travel: Mandatory international travel at least twice a year
  • Education: Undergraduate degree in Computer Science or STEM required
  • Budget: USD 2,000 annual personal learning and development budget
  • Key Perk: Priority Pass and travel upgrades for long haul events

Role overview

Canonical is looking for exceptional security-focused software engineers to be integrated across product teams to challenge the entire team to think more deeply about security through state-of-the-art practices. While contributing to products as engineers, these roles encompass all aspects of product security, including feature development, vulnerability response, proactive security, and open source community participation.

Responsibilities

  • Define, implement, and document new security features
  • Lead security-focused initiatives within a product engineering team
  • Analyze, fix, and test vulnerabilities in open source software
  • Contribute to Ubuntu and upstream open source projects to benefit the community
  • Audit and analyze source code for vulnerabilities
  • Integrate new tools into our security infrastructure, pipelines, and processes
  • Achieve and retain various security certifications
  • Extend and enhance Linux cryptographic components to meet country-specific compliance requirements, such as FIPS and Common Criteria (CC) certifications
  • Work with external partners to develop Center for Internet Security (CIS) benchmarks
  • Design and develop hardening automation for Ubuntu
  • Stay up to date with trends and developments in the security industry
  • Develop, test, and maintain new software capabilities
  • Provide guidance and support to other engineering teams on security practices
  • Contribute to the product as engineers
  • Challenge the team to think deeply about security through threat modeling, table-top exercises, architecture and design reviews, static analysis tools, and fuzzing
  • Collaborate closely with other Canonical teams, customers, and partners across the open source ecosystem
  • Handle long-term security response for the entire operating system and open source ecosystem
  • Design, build, and adopt sophisticated tools that enable working at scale and speed with confidence

Requirements

  • 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 C, C++, Python, Go, Rust, Java, Ruby, PHP, or JavaScript/Typescript
  • Experience as a security champion
  • Experience driving security within a wider SSDLC 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
  • 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
  • Fluency in major programming languages to work with tens of thousands of upstreams

Nice to have

  • Clear and effective communication with both the team and Ubuntu community members
  • Experience working with the Linux kernel
  • Experience with security certifications and knowledge of FIPS and/or Common Criteria (CC)
  • Experience with OVAL (Open Vulnerability Assessment Language)
  • Knowledge of cryptographic modules such as OpenSSL and Libgcrypt
  • Knowledge of low-level Linux cryptography APIs
  • Demonstrated ability to learn quickly
  • Performance engineering experience

Benefits

  • Performance-driven annual bonus
  • Distributed work environment with twice-yearly team sprints in person
  • Personal learning and development budget of USD 2,000 per year
  • Annual compensation review (and more often for graduates and associates)
  • Recognition rewards
  • Annual holiday leave
  • Maternity and paternity leave
  • Employee Assistance Programme
  • Opportunity to travel to new locations to meet colleagues
  • Priority Pass, and travel upgrades for long haul company events

Additional details

  • Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets
  • Platform Ubuntu is used in public cloud, data science, AI, engineering innovation, and IoT
  • 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
  • Each product engineering team at Canonical reserves one or two openings for security-oriented software engineers
  • Canonical develops products driven entirely by security needs, such as AppArmor kernel investments and the Ubuntu Security Guide (USG)
  • Location: Worldwide, this is a globally remote role
  • Compensation factors in geographical location, experience, and performance
  • Canonical is an equal opportunity employer and proud to foster a workplace free from discrimination
  • Canonical has been a remote-first company since its inception in 2004
  • Originally posted on Himalayas

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TypeFulltime
Posted9/19/2026
Apply by11/18/2026

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