Penetration Testing Engineer (Offensive Security)

Appit LLC • london, england • Posted June 30, 2026

About the Role

APPIT Software Solutions is hiring a Penetration Testing Engineer (Offensive Security) in London, UK . Conduct advanced penetration testing engagements across web applications, networks, and cloud environments, delivering actionable findings for APPIT Software Solutions in London.

Responsibilities

  • Plan and execute penetration testing engagements covering web applications, APIs, mobile apps, and internal/external networks
  • Perform advanced exploitation techniques including privilege escalation, lateral movement, and Active Directory attacks
  • Conduct red team exercises simulating real-world adversary tactics, techniques, and procedures (TTPs)
  • Write detailed technical reports with clear risk ratings, proof-of-concept exploits, and prioritized remediation guidance
  • Collaborate with blue team and engineering teams to validate fixes and improve detection capabilities
  • Research emerging vulnerab...