Senior Pen Tester

JR United Kingdom; Bolton; Hybrid; GBP 50,000 - 80,000; Full time

Job summary

A leading cybersecurity firm seeks a Senior Penetration Tester, offering the chance to tackle significant cyber threats across both government and commercial domains. The role emphasizes mentorship, collaboration with experts, and opportunities for remote work. Ideal candidates will possess a hacker mindset and experience in penetration testing within varied environments.

Benefits

Remote work flexibility

Supportive development culture

Opportunity to work on national defense projects

Qualifications

• NCSC CHECK Team Member status required.
• Solid experience in UK penetration testing.
• Technical depth across networks, systems, and application testing.

Responsibilities

• Lead and deliver hands-on penetration tests.
• Mentor junior testers and review technical outputs.
• Collaborate with clients and provide expert guidance.

Skills

Penetration Testing

Cybersecurity

Technical Writing

Networking

Communication

Job description

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Client:

LT Harper - Cyber Security Recruitment

Location:

bolton, greater manchester, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

4

Posted:

04.06.2025

Expiry Date:

19.07.2025

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Job Description:

Senior Penetration Tester – (UK only - Must be eligible for Security Clearance)

Location: UK (Leeds, Bristol, London or Remote)

Step up your game in cybersecurity. We’re looking for an experienced Senior Penetration Tester who thrives on pushing boundaries, thinks like an attacker, and delivers like a pro. You’ll be joining a tight-knit team of passionate ethical hackers tackling high-impact, real-world cyber threats across both government and commercial landscapes.

What You’ll Be Doing:

• Lead and deliver hands-on penetration tests
• Mentor junior testers and review technical outputs
• Collaborate with clients and provide expert guidance
• Feed into proposals and help shape strategic direction
• Continuously grow your technical and consulting skills

What You’ll Need:

NCSC CHECK Team Member status

Solid UK penetration testing experience (ideally across varied environments)

Technical depth in networks, systems, and application testing

Strong communication and reporting skills

A hacker mindset and the drive to stay ahead of evolving threats

Clear and demonstrable understanding of penetration testing and red-teaming including NCSC and CREST accredited schemes

Why This Role?

? Tackle engagements you won’t find elsewhere — including national defence and critical infrastructure

? Join a collaborative, friendly team that supports your development

? Flexibility to work remotely or from offices in Leeds, London or Bristol

? Grow into leadership and shape how testing is delivered to top-tier clients

No degree? No problem. If you’ve got the skills, passion, and mindset, we want to hear from you.

Apply now or reach out to [emailprotected] and take the next step in your cyber career.