About this role
Principal Security Researcher United Kingdom, London, London +1 more
Job description
Company and benefits Job number 200061896 Date posted Oct 16, 2026
Work site 0 days / week in-office – remote
Travel Less than 25%
Profession Security Engineering
Discipline Security Research
Role type Individual Contributor
Employment type Full-Time
Overview
The Cloud & AI organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry are securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, inspiring excellence, and encouraging teams and leaders to reach their full potential each day. In doing so, we create life-changing innovations that impact billions of lives around the world. Microsoft is one of the largest enterprise services companies in the world.
Do you have a passion for helping Microsoft’s clients defend themselves against targeted exploitation? Are you interested in being intimately involved in the latest cutting-edge developments in the security industry and having a direct impact on the security of all Microsoft customers? Do you want to be on the front lines of helping our customers go toe-to-toe against advanced adversaries? Are you interested in a fast-paced job full of new opportunities?
If that resonates, consider joining us as a Security Researcher on the Global Hunting, Oversight, and Strategic Triage (GHO