Elite Penetration Tester — Offensive Security

Saepio Solutions Ltd; High Wycombe; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

25 days annual leave

BUPA Health Insurance

Life Insurance

Critical Illness Cover

Royal London Pension Plan

Learning & development culture

International incentive trips

Social events

Job summary

Ruptura InfoSecurity is recruiting a Penetration Tester to deliver infrastructure, web, cloud and external testing engagements and provide clear remediation guidance to clients in the UK. You will conduct vulnerability assessments, simulate real-world attacks and produce high-quality reports for diverse industries.

The role requires CTM/CREST or Offensive Security certifications, experience across multiple environments, and strong English communication.

Qualifications

• CTM certification
• CREST CRT, CPSA, or equivalent certifications
• Offensive Security certifications such as OSCP, OSWE, OSEP or OSED
• Experience delivering penetration testing engagements across infrastructure, web applications, cloud environments or APIs
• Strong understanding of common vulnerabilities, attack methodologies and remediation approaches
• Experience producing professional penetration testing reports
• Excellent technical analysis and problem-solving skills
• Strong written English and report-writing capability

Responsibilities

• Deliver infrastructure, web application, cloud and external penetration testing engagements.
• Conduct vulnerability assessments and security reviews against customer environments.
• Simulate real-world attack scenarios to identify security weaknesses and business risk.
• Produce clear, accurate and high-quality technical reports, including detailed findings, supporting evidence and remediation recommendations.
• Work closely with customers to support remediation activities and improve their security posture.
• Contribute to the development and enhancement of offensive security methodologies, tooling and services.
• Stay current with emerging threats, vulnerabilities and penetration testing techniques.
• Support research, tool development and innovation activities within the Offensive Security practice.

Skills

Penetration testing

Technical analysis

Report writing

English proficiency

Job description

Ruptura InfoSecurity is recruiting a Penetration Tester to deliver infrastructure, web, cloud and external testing engagements and provide clear remediation guidance to clients in the UK. You will conduct vulnerability assessments, simulate real-world attacks and produce high-quality reports for diverse industries.

The role requires CTM/CREST or Offensive Security certifications, experience across multiple environments, and strong English communication.