Senior Pen Tester (engineering & Vulnerability Management)

London Stock Exchange Group

London, United Kingdom
On-site
Penetration testing
Vulnerability remediation
Secure coding practices
This role bridges offensive security and engineering by translating penetration test results into clear, actionable remediation guidance and partnering with application and platform teams to implement secure fixes

Job Summary

  • This role bridges offensive security and engineering by translating penetration test results into clear, actionable remediation guidance and partnering with application and platform teams to implement secure fixes.
  • The successful candidate has a strong penetration testing or application security background, hands on remediation experience, and the ability to coordinate multiple collaborators to reduce risk at scale.
  • Contribute to continuous improvement of the pentest-to-remediation lifecycle, including automation, standardization and integration with SDLC/DevOps pipelines.

Matching Summary

This role bridges offensive security and engineering by translating penetration test results into clear, actionable remediation guidance and partnering with application and platform teams to implement secure fixes.

Skills & Requirements

Must-have

  • penetration testing
  • vulnerability remediation
  • secure coding practices
  • cloud platforms (AWS, Azure, GCP)
  • containerized environments (Docker, Kubernetes)

Nice-to-have

  • threat modeling
  • engagement with security community
  • emerging threats and techniques

Key Requirements

  • Proven hands-on experience in penetration testing
  • Proficiency with tools such as Burp Suite
  • Experience in automating pentesting tasks
  • Solid understanding of common vulnerabilities and exposures (OWASP Top 10, SANS Top 25)
  • Experience working in large, complex enterprise environments

Work Rights

Not specified

Tailored Resume

Cover Letter