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Cybersecurity

Senior Penetration Tester & Red Team Innovator

Job in Sheffield, South Yorkshire, S5, England, UK
Listing for: Alice (Formerly ActiveFence)
Full Time position
Listed on 2026-05-31
Job specializations:
  • Security
    Cybersecurity
Job Description & How to Apply Below
Alice (Formerly Active Fence) is looking for a Senior Penetration Tester to join their security research division in the United Kingdom. The position involves leading advanced penetration tests on web applications and enterprise systems, engaging in Red Team projects, and developing security tools. Candidates should have at least 5 years of experience in application security and be able to produce detailed reports.

Certifications like OSWE and community contributions are desirable.
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Position Requirements
10+ Years work experience
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