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Accenture
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October 6, 2026
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Cyber Security Penetration Tester

United Kingdom
Full-time
Remote
Entry Level
Accenture is a global professional services company providing technology and digital transformation services. The Cyber Security Penetration Tester will conduct hands-on security testing of web applications, APIs, and infrastructure, validate vulnerabilities, assess business impact, and provide remediation guidance. The role also involves reporting findings, supporting retesting, and contributing to team knowledge and tooling improvements.
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Responsibilities

  • Perform manual and tool-assisted testing of web applications, APIs and internal and external infrastructure
  • Identify, validate and safely exploit vulnerabilities within agreed rules of engagement, including authentication, authorisation, injection, business logic and misconfiguration issues
  • Help identify attack paths, including privilege escalation, and explain their business impact
  • Follow recognised methodologies, including OWASP (WSTG, API Security Top 10), PTES and CHECK/CREST standards
  • Help prepare for engagements by confirming scope, access and prerequisites with the engagement lead
  • Write clear, accurate reports with reproducible evidence, risk ratings and prioritised remediation advice
  • Support client remediation and carry out retests to confirm fixes are effective
  • Escalate critical findings promptly to the engagement lead and help explain their impact to stakeholders
  • Share knowledge with the team through peer review, tooling improvements and technical write-ups

Qualification

Required

  • Typically 1–2 years' commercial penetration testing experience across web applications, APIs and infrastructure
  • Good working knowledge of common web and API vulnerabilities, including the OWASP Top 10 and API Security Top 10
  • Practical experience with industry-standard tools such as Burp Suite, Nmap and Metasploit
  • Ability to validate findings, rule out false positives and capture reproducible evidence
  • Clear technical writing that explains risk and remediation in plain language

Preferred

  • Awareness of cloud security and configuration review in AWS, Azure or GCP
  • Some mobile application testing experience (iOS and/or Android)
  • Basic scripting (e.g. Python, Bash, PowerShell) to automate tasks or adapt tools
  • Understanding of cryptography and build/hardening standards
  • Sound understanding of networking, common protocols, and Windows and Linux security
  • Holds, or is working towards, a practitioner-level certification such as CREST CRT, Cyber Scheme CSTM, OSCP or PNPT

Benefits

  • Hybrid work with one day a month in the office
  • Mentoring and technical guidance from experienced testers and CHECK Team Leaders
  • A funded certification pathway, for example from CRT or CSTM through to CCT or CSTL
  • A broad mix of engagements to build experience across testing types
  • Dedicated time for training, research and lab work
  • Opportunities to contribute to internal tooling, methodology and innovation projects
Accenture is a professional services company that provides solutions in strategy, consulting, digital, technology and operations.
Glassdoor
3.9
Founded in 1989
Dublin, Dublin, IRL
10001+ employees
https://www.accenture.com
Accenture is a professional services company that provides solutions in strategy, consulting, digital, technology and operations.
Glassdoor
3.9
Founded in 1989
Dublin, Dublin, IRL
10001+ employees
https://www.accenture.com