Penetration Tester - Hands-On Security & Reporting Pro

Guideposts Trust Limited; Cardiff; On-site; GBP 45,000 - 65,000; Full time

Job summary

Guideposts Trust Limited is seeking a skilled Penetration Tester to join our expanding team in the United Kingdom. The role focuses on manual penetration testing across multiple disciplines, with reporting to a high standard and clear communication to non-technical audiences.

We require a minimum of two years’ experience in penetration testing, along with a relevant degree in cyber security or related field. Some travel to client sites will be necessary.

Qualifications

• Minimum 2 years' experience in a penetration testing role across web applications, APIs, internal and external networks, cloud and infrastructure.
• Working towards industry certifications such as CPSA, CRT, OSCP, CSTM.
• Working knowledge of recognised penetration testing methods.
• Degree in cyber security or related field.

Responsibilities

• Perform formal and comprehensive application and infrastructure penetration testing engagements.
• Provide well-written and concise technical and non-technical reports to high standards of written English.
• Assist with delivery of technical accreditations such as Cyber Essentials Plus.
• Maintain company systems to enable an accurate picture of project status.
• Perform vulnerability assessments and provide findings with remediation actions.
• Collaborate with the penetration testing team to ensure best execution.
• Support quality assessment checks across engagements.
• Contribute to internal R&D projects such as report automation and testing toolsets.
• Coordinate with SOC and Governance, Risk & Compliance teams to maximise testing effectiveness.
• Travel to client sites to conduct onsite testing as required.

Skills

Penetration testing

Report writing

Vulnerability assessment

Communication

Education

Degree in cyber security or related field

Certification in CPSA/CRT/OSCP/CSTM in progress

Job description

Guideposts Trust Limited is seeking a skilled Penetration Tester to join our expanding team in the United Kingdom. The role focuses on manual penetration testing across multiple disciplines, with reporting to a high standard and clear communication to non-technical audiences.

We require a minimum of two years’ experience in penetration testing, along with a relevant degree in cyber security or related field. Some travel to client sites will be necessary.