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watchTowr

Attackers move fast. We move faster.

Principal Vulnerability Engineer

EngineerEngineerFull TimeRemoteLeadTeam 51-200Since 2021H1B No SponsorCompany SiteLinkedIn

Location

United Kingdom

Posted

26 days ago

Salary

0

Seniority

Lead

Bachelor Degree5 yrs expExperience acceptedEnglishPython

Job Description

Principal Vulnerability Engineer

watchTowr

• Conduct security research across both 0-days and n-days. • Build and maintain internal tooling for automated vulnerability discovery, exploit validation, and detection signature generation. • Design and implement production-grade LLM-powered workflows that accelerate vulnerability research. • Focus on vulnerabilities that matter — high-impact weaknesses with material impact on clients.

Job Requirements

  • 5+ years of experience doing a mix of vulnerability research and software engineering.
  • Demonstrated track record of original 0-day vulnerability discovery, with public advisories, CVEs, or equivalent evidence.
  • Proven experience with n-day research and patch diffing.
  • Competence across both web and binary vulnerability classes.
  • Production-grade software engineering experience, ideally in Python.
  • Proven experience with common security tooling: Burp Suite, Ghidra/IDA, debuggers, fuzzers, etc.
  • Practical, hands-on experience using LLMs to improve research or engineering workflow.
  • Exposure to startups or high-growth scale-ups, with comfort navigating ambiguity and fast-changing priorities.
  • Proven ability to thrive under pressure and adapt to shifting priorities.
  • Proactive, collaborative, and ownership-driven mindset.
  • Passion for continuous improvement and innovation.
  • Ability to learn quickly and apply new concepts effectively.

Benefits

  • Competitive compensation - we believe that hard work, skills and ambition should be fairly compensated.
  • Meaningful role in a company - You will be a key and early contributor to a fast-growing cybersecurity business that helps protect some of the world's largest enterprises.
  • The best tools and powerful kit - we enable you with the tools to effectively fulfil your role.
  • Endless opportunities – we are in a high-growth phase of our journey, and plan to promote from within as we scale.
  • Work with cyber security experts – we are solving cutting-edge industry-wide cyber security challenges with some of the world’s most advanced organisations.

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