Senior Penetration Tester

Digital Waffle United Kingdom
Remote
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AI Summary

Join our growing cybersecurity team as a skilled Penetration Tester to identify vulnerabilities and strengthen overall security posture. Conduct penetration testing across multiple platforms, perform vulnerability assessments, and collaborate with internal teams. 2-3 years of commercial experience in penetration testing or offensive security is required.

Key Highlights
Conduct penetration testing across web applications, mobile applications, and internal infrastructure
Perform vulnerability assessments and provide clear remediation guidance
Collaborate with internal teams to improve defensive capabilities
Key Responsibilities
Conduct penetration testing across web applications, mobile applications, and internal infrastructure
Perform vulnerability assessments and provide clear remediation guidance
Collaborate with internal teams to improve defensive capabilities
Technical Skills Required
OSCP certification Hands-on experience testing web and mobile applications Strong understanding of common attack vectors, methodologies, and reporting
Benefits & Perks
£45,000 base salary
Additional £5,000 annual staff budget
Fully remote working
Nice to Have
CREST or Cyber Scheme certifications
Exposure to AI / LLM security testing or emerging AI attack surfaces
Red team or purple team experience

Job Description


Job Title: Penetration Tester

Location: Fully Remote

Salary: £45,000 + £5,000 Staff Budget

Experience Required: 2–3 Years


My client is looking to appoint a skilled Penetration Tester to join their growing cybersecurity team. This is an excellent opportunity to work in a security-focused environment where you will play a key role in identifying vulnerabilities and strengthening overall security posture across a range of modern technologies.


As a Penetration Tester, you will be responsible for delivering high-quality security assessments across multiple platforms while supporting wider offensive security initiatives.


Key Responsibilities:

  • Conduct penetration testing across web applications, mobile applications, and internal infrastructure.
  • Perform vulnerability assessments and provide clear remediation guidance.
  • Support security assurance activities across business-critical systems.
  • Collaborate with internal teams to improve defensive capabilities.
  • Contribute to red team / purple team exercises where applicable.
  • Stay current with emerging threats, tools, and attack techniques, including developments in AI security.

Required Skills & Experience:

  • 2–3 years’ commercial experience in penetration testing or offensive security.
  • OSCP certification is essential.
  • Hands-on experience testing web and mobile applications.
  • Strong understanding of common attack vectors, methodologies, and reporting.
  • Ability to communicate findings clearly to technical and non-technical stakeholders.

Desirable:

  • CREST or Cyber Scheme certifications.
  • Exposure to AI / LLM security testing or emerging AI attack surfaces.
  • Red team or purple team experience.
  • Experience working within large-scale or enterprise environments.

Package:

  • £45,000 base salary.
  • Additional £5,000 annual staff budget (training, development, equipment, etc.).
  • Fully remote working.
  • Strong opportunities for progression and professional development.


If you’re an OSCP-certified Penetration Tester looking for your next challenge in a forward-thinking organisation, we’d love to hear from you.


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