Security Software Engineer

Security Software Engineer Location: Worldwide – globally remote role. Seniority level: Entry level. Employment type: Full-time. About Canonical Canonical is a leading provider of open source software and operating systems. One of the world’s most important open source projects, Ubuntu, is widely used in public cloud, data science, AI, engineering innovation, and IoT. The company is founder‑led, profitable, and growing, with 1200+ colleagues in 75+ countries. Job Overview Canonical seeks security‑focused software engineers to work across product teams and challenge teams to think deeply about security. Responsibilities include product security across feature development, vulnerability response, proactive security, and open source community participation. The role requires strong self‑discipline, motivation, and mandatory international travel at least twice a year. 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 for community benefit 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 (e.g., FIPS, Common Criteria) 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 best practices Qualifications Exceptional academic track record from high school and university (or compelling alternative narrative) Undergraduate degree in Computer Science or STEM (or equivalent) Track record of going above and beyond expectations Thorough understanding of 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, 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 Optional Skills We Also Value Clear and effective communication with 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 Distributed work environment with twice‑yearly in‑person team sprints 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 Opportunity to travel to new locations to meet colleagues Priority Pass, and travel upgrades for long‑haul company events Equal Opportunity Employer Canonical is an equal‑opportunity employer. We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration. #J-18808-Ljbffr