About GitHub GitHub is the world’s leading platform for agentic software development — powered by Copilot to build, scale, and deliver secure software. Over 180 million developers, including more than 90% of the Fortune 100 companies, use GitHub to collaborate, and more than 77,000 organisations have adopted GitHub Copilot.

Locations In this role you can work from Remote, United Kingdom

Overview GitHub is seeking a Principal Security Researcher to join the GitHub Security Lab team and help shape the future of our Open Source Security organization. In this critical leadership position, you’ll drive the security research agenda, inspire and coach other security researchers, and influence solutions from GitHub and partners that make a real impact on the open source software we all depend on.

We’re looking for someone with deep expertise in code security and supply chain security. You have a proven track record of finding security vulnerabilities, of building security tools for developers, and you excel in highly collaborative, cross-functional environments.

In the Security Lab, our mission is to empower open source maintainers and developers to ship secure code. As a Principal Security Researcher, you’ll work alongside a globally distributed team to perform elite security research that uncovers and mitigates emerging patterns, empower maintainers and developers with actionable knowledge and pragmatic solutions, be a thought leader for both the security and the development community.

You’ll lead by example—both through your own technical contributions and by mentoring others. You’ll guide our strategy, influence architectural decisions for GitHub’s products, and drive performance optimization in our team to increase our positive impact on the open source ecosystem. Our culture is built on developer empathy, transparency, and inclusive collaboration. Here, curiosity and a drive for impact are at the heart of everything we do.

Join us to help shape the future of software development and make a difference for millions of developers around the world.

Responsibilities

• High impact security research - Identifies, conducts, and supports others in conducting research into critical security areas, current attacks, adversary tracking. Guides others to synthesize research findings into recommendations for mitigation of security issues. Guides team(s) by sharing expertise to identify potential security issues, tools, mitigations, and processes. Prototypes tools for large-scale security research.

Qualifications Required Qualifications

• 12+ years experience in security research, cyber security, security analysis, security engineering, software development, or relevant areas

• OR Associate's Degree AND 11+ years experience in security research, cyber security, security analysis, security engineering, software development, or relevant area

• OR Bachelor's Degree AND 10+ years experience in security research, cyber security, security analysis, security engineering, software development, or relevant area

Preferred Qualifications

GitHub values

• Customer-obsessed
• Ship to learn
• Growth mindset
• Own the outcome
• Better together
• Diverse and inclusive

Manager fundamentals

• Model
• Coach
• Care

Leadership principles

• Create clarity
• Generate energy
• Deliver success

Who We Are GitHub is the world’s leading AI-powered developer platform with 150 million developers and counting. We’re also home to the biggest open-source community on earth (and 99% of the world’s software has open-source code in its DNA). Many of the apps and programs you use every day are built on GitHub.

Our teams are dreamers, doers, and pioneers, leading the way in AI, driving humanitarian efforts around the globe, and even sending open source to Mars (and beyond!). At GitHub, our goal is to create the space you need to do your best work. We’re remote-first and offer competitive pay, generous learning and growth opportunities, and excellent benefits to support you, wherever you are—because we know that people flourish when they can work on their own terms.

Join us, and let’s change the world, together.

Equal Employment Opportunity GitHub is made up of people from a wide variety of backgrounds and lifestyles. We embrace diversity and invite applications from people of all walks of life. We don't discriminate against employees or applicants based on gender identity or expression, sexual orientation, race, religion, age, national origin, citizenship, disability, pregnancy status, veteran status, or any other differences. Also, if you have a disability, please let us know if there's any way we can make the interview process better for you; we're happy to accommodate!