Penetration Tester

3 weeks ago

London Area, United Kingdom Strativ Group Full time

Remote opportunity for Junior or Graduate Pen Testers


We’re working with an innovative cybersecurity company reshaping how businesses secure their assets. They offer a complete, software-driven security solution designed for SMEs and enterprises, combining expert knowledge with cutting-edge technology for proactive, end-to-end protection


Your Role:

As a Penetration Tester, you’ll have access to a wide range of engagements across industries, testing everything from web applications to IoT devices, networks, and cloud infrastructure. Your work will uncover vulnerabilities and demonstrate real-world exploitation scenarios for clients while helping improve their overall security posture.


  • Conduct in-depth assessments, from reconnaissance to exploitation and post-exploitation, for diverse clients.
  • Develop creative, custom testing strategies for unique client environments.
  • Collaborate directly with the development team to enhance our in-house tools and create automated solutions for recurring vulnerabilities.
  • Publish and responsibly disclose significant findings that push the boundaries of security research.


Key Responsibilities

  • Perform full-scope penetration testing, including external/internal network, web applications, mobile, IoT, and cloud platforms.
  • Collaborate with clients to triage findings and recommend actionable remediation steps.
  • Identify and exploit vulnerabilities using manual techniques and advanced tools.
  • Develop and refine attack simulations to test defences against the latest threats.
  • Work with internal teams to integrate findings into automated detection algorithms.
  • Stay ahead of the curve by researching emerging threats, tools, and techniques.


Experience required:

  • Experience: Graduate or junior cyber experts with a passion for penetration testing.
  • Knowledge: Understanding of operating systems, networking, and security protocols.
  • Mindset: Passion for problem-solving, learning new concepts, and adapting to dynamic challenges.
  • Certifications (a plus): OSCP, eCPPT, CEH, or similar.

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