Senior Pen Tester

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

Job summary

Join a leading cybersecurity team as a Senior Penetration Tester, tackling high-impact cyber threats alongside passionate ethical hackers. This role offers the chance to work on unique engagements, mentor junior staff, and advance your career in a supportive environment with flexible work options.

Benefits

Flexible work from home or office

Opportunities for professional development

Qualifications

• NCSC CHECK Team Member status required.
• Solid UK penetration testing experience across varied environments.
• Clear understanding of penetration testing and red-teaming.

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

Communication

Technical Consulting

Job description

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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.