Penetration Tester

We are seeking a Penetration Tester to join a growing Offensive Security team within a specialist cyber security consultancy. This is an exciting opportunity to join at a time of significant investment and growth, helping to strengthen existing testing services while contributing to the development of new capabilities across areas such as Red Teaming, Operational Technology (OT), Threat-Led Security Testing and emerging technologies.

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\n The successful candidate will play a key role in delivering penetration testing engagements, supporting process improvement initiatives, and helping to build a scalable and mature testing function. This position offers excellent opportunities for professional development, certification support and future progression into senior or leadership positions

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\n JOB ROLE - PENETRATION TEST

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ER
\n LOCATION - LONDON (OCCASIONAL ON-SITE WO

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RK)
\n SALARY - £40,000-£45,000 + BENE

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FITS
\n Key Responsibil

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• ities
  \n Conduct vulnerability assessments and penetration testing engagements a
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cross:
\n Internal infrast

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ructureExternal infrast

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ructureWeb appli

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cationsNetworks and

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• systems
  \n Perform configuration and build reviews using recognised security frameworks and ben
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• chmarks.Produce clear, concise and actionable technical reports detailing findings, risk ratings and remediation recommen
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• dations.Utilise industry-standard security testing tools including Burp Suite, Nessus, Metasploit, Nmap, Wireshark and related techn
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• ologies.Work directly with clients and stakeholders, presenting findings and providing remediation guidance where r
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• equired.Support the continuous improvement of testing methodologies, processes and docume
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• ntation.Assist in creating and maintaining standard operating procedures, testing guides and knowledge-sharing ma
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• terials.Collaborate with wider cyber security teams to support service development and research init
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• iatives.Contribute to research and development activities across new security testing disciplines and techn
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• ologies.Participate in occasional out-of-hours and on-site engagements where client requirements
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dictate
\n Required Skills & E

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• xperience
  \n Minimum 2–3 years' experience in penetration testing, vulnerability assessment or offensive
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• security.Experience c
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• onducting:Internal and external infrastructu
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• re testingWeb application securi
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• ty testingSecurity assessments
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• and auditsVulnerability identification and
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• validationStrong understanding of networking concepts, protocols, routing and firewall tec
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• hnologies.Experience working with Windows, Linux and macOS env
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• ironments.Familiarity with security assessment tool
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s such as:

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\n Burp

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SuiteNessu

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sMet

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asploitNm

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• apWireshark
  \n Experience producing high-quality technical reports and client-facing do
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• cumentation.Excellent communication and stakeholder manage
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• ment skills.Strong organisational skills and ability to manage workload in
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• dependently.Comfortable working in a consultancy or client-facing
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• environment.Eligible to obtain UK Securit
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y Clearance.
\n Desirable Skills & C

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• ertifications
  \n CREST CRT, CPSA, CCT or equivalent
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• certification.OSCP or similar offensive security
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• qualification.Cyber Scheme
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• accreditation.CHECK Team
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Member status.