CHECK Team Lead

CHECK Team Lead – Offensive Security

Location: London / Hybrid

A specialist cybersecurity consultancy is on the lookout for an experienced CHECK Team Lead to take charge of their offensive-security function. Known for their technical depth and risk-focused approach, they deliver pragmatic security services spanning pen testing, red teaming, incident response, compliance, and virtual security leadership.

The Role

You'll lead a growing team of skilled testers, manage the pen testing capability, and deliver high-quality technical assessments across diverse client environments. This is a hands-on leadership role combining delivery, mentoring, quality assurance, and client engagement.

Key Responsibilities

  • Lead and mentor a team of penetration testers, ensuring top-notch delivery
  • Conduct and oversee infrastructure, web/app, cloud, wireless, and full-scope tests
  • Drive red teaming and adversary simulation, shaping methodology and approach
  • Review reports and provide hands-on technical support when needed
  • Act as a trusted expert, offering clear advice and risk-based remediation guidance
  • Collaborate with other teams to deliver integrated security solutions
  • Continuously improve tools, techniques, and practices across offensive security

What You'll Bring

  • CHECK Team Leader (or CREST equivalent) – essential
  • Strong background in leading offensive-security engagements
  • Solid technical experience across key pen testing areas
  • Proven track record in mentoring or managing technical staff
  • Confident communicator, comfortable with both technical and non-technical audiences
  • Risk-focused, client-friendly, and committed to continuous improvement

Why Join?

  • A chance to shape and grow a respected offensive-security team
  • Work with varied clients, from agile scale-ups to major enterprises
  • Supportive consultancy culture with high standards and no fluff
  • Real career progression, certs, and development focus
  • Influence tooling, methodology, and team direction directly

Job Details

Company
4Square Recruitment Ltd
Location
Oxford, Oxfordshire, UK
Hybrid / Remote Options
Employment Type
Full-time
Posted