Penetration Tester

3 days ago


Manchester, New Hampshire, United Kingdom 4Square Recruitment Ltd Full time £40,000 - £60,000 per year

Penetration Tester – Cyber Security Consultancy

About the Role

We're looking for a skilled
Penetration Tester
to join a growing, highly regarded UK cyber security practice. You'll be part of an established,
CREST-accredited team
, working with both public and private sector clients to assess and improve their security posture across a range of technologies.

This is an opportunity to work in a consultancy environment that values
technical excellence, autonomy, and professional development
, while maintaining a close-knit, supportive team culture.

What You'll Be Doing

  • Carry out penetration testing across web apps, APIs, cloud platforms, networks, and mobile applications.
  • Support simulated attack exercises (Red Team) and social engineering engagements.
  • Produce clear, high-quality reports outlining findings and recommendations.
  • Contribute to scoping discussions, proposals, and client meetings.
  • Offer practical remediation advice and assist clients post-assessment.
  • Mentor junior testers and support internal capability growth.

What We're Looking For

  • 2–5 years' experience in security testing or ethical hacking.
  • Strong background in
    web, API, and infrastructure testing
    .
  • Familiarity with
    cloud environments
    and associated security considerations.
  • Proficient with standard tools like
    Burp Suite, Nmap, Nessus, Qualys, Metasploit, Kali Linux
    .
  • Understanding of
    OWASP
    and modern testing methodologies.
  • Confident communicator — able to work directly with clients.

Bonus Points For:

  • Code review capability in
    Python, Java, or JavaScript
    .
  • CHECK
    accreditation (CTM or CTL).
  • Active or eligible for
    SC clearance
    (five years of UK residency required).

Why Join

  • Salary:
    £40,000 – £60,000 (DOE) + annual bonus up to 10%
  • Flexibility:
    Hybrid working with core hours flexibility
  • Location:
    HQ in the
    North West (hybrid)
  • Benefits:
  • 25 days holiday + bank holidays
  • Private healthcare
  • Pension scheme
  • Paid sick leave
  • Regular team events & socials
  • Clear career development path

If you're ready to join a forward-thinking security consultancy that's growing fast and values technical depth and collaboration, apply now for a confidential conversation.


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