Penetration Tester: APIs, Web Apps & Cloud Security

Company: hackajob
Apply for the Penetration Tester: APIs, Web Apps & Cloud Security
Location: London
Job Description:

hackajob is seeking a professional in Offensive Security to identify and reduce vulnerabilities within enterprise systems. You will conduct penetration tests, assess application security, and engage with development teams to improve security practices.

This role requires strong expertise in red teaming, familiarity with various testing tools, and proficiency in programming languages. The position is based in London or Nottingham, offering a dynamic environment to enhance Capital One’s security posture.

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Posted: June 11th, 2026