🚀 Linux Cryptography And Security Engineer - Remote

Hiring now — limited positions available!

Canonical

  • 📍 Location: Salamanca
  • 📅 Posted: Oct 29, 2025

Join to apply for the Ubuntu Security Engineer role at Canonical

Location: Worldwide, this is a globally remote role

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely used in enterprise initiatives across public cloud, data science, AI, engineering, and IoT. We are building a team dedicated to providing security coverage across a wide range of ecosystems and environments.

Overview

We are hiring an Ubuntu Security Engineer to join an industry-leading security engineering team and help protect the open source community and Ubuntu users from emerging threats. We are looking for candidates across all levels of experience, from Graduate to Senior. This is an engineering-focused role that may involve activities such as producing security assessments, building features, conducting code reviews, developing internal tools, engaging with the open source community, and participating in industry initiatives and events. This role requires international travel at least twice a year and the ability to work productively in a globally distributed team.

Responsibilities
  • Analyzing, fixing, and testing vulnerabilities in open source packages
  • Keeping track of vulnerabilities in the Ubuntu ecosystem as they are discovered, researched, and fixed, leveraging internal tools
  • Collaborating with other teams in the Ubuntu community and upstream developers to exchange or develop vulnerability patches and ensure Ubuntu includes robust security features
  • Auditing source code for vulnerabilities
  • Building features and tools to help teams strengthen the security of their products and contribute to the overall security of Ubuntu
Qualifications
  • Thorough understanding of common categories of security vulnerabilities and techniques for fixing them
  • Familiar with coordinated disclosure practices
  • Familiar with open source development tools and methodologies
  • Skilled in one or more of C, Python, Go, Rust, Java, Ruby, PHP or JavaScript/TypeScript
  • Excellent logic, problem-solving, troubleshooting, and decision-making skills
  • Ability to clearly and effectively communicate with the team and Ubuntu community members
  • Experience with Linux (Debian or Ubuntu preferred)
  • Excellent interpersonal skills, curiosity, flexibility, and accountability
  • Appreciative of diversity, polite, and effective in a multi-cultural, multi-national organization
  • Thoughtfulness and self-motivation
  • Result-oriented, with a personal drive to meet commitments
What we offer colleagues
  • Distributed work environment with twice-yearly team sprints in person
  • Personal learning and development budget of USD 2,000 per year
  • Annual compensation review
  • Recognition rewards
  • Annual holiday leave
  • Maternity and paternity leave
  • Team Member Assistance Program & Wellness Platform
  • Opportunity to travel to new locations to meet colleagues
  • Travel upgrades for long-haul company events
About Canonical

Canonical is a pioneering tech firm at the forefront of open source. As the company that publishes Ubuntu, one of the most important open-source projects and the platform for AI, IoT, and the cloud, we recruit on a global basis and set high standards for our people. Most colleagues have worked from home since 2004. Working here challenges you to think differently, work smarter, and raise your game.

Canonical is an equal opportunity employer. We are proud to foster a workplace free from discrimination. Diverse experience, perspectives, and backgrounds improve our environment and products. Whatever your identity, we will give your application fair consideration.

#J-18808-Ljbffr
👉 Apply Now

Hurry — interviews are being scheduled daily!