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.
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
.
JOB ROLE - PENETRATION TEST
ER
LOCATION - LONDON (OCCASIONAL ON-SITE WO
RK)
SALARY - £40,000-£45,000 + BENE
FITS
Key Responsibil
- ities
Conduct vulnerability assessments and penetration testing engagements a
cross:
Internal infrast
ructureExternal infrast
ructureWeb appli
cationsNetworks and
- systems
Perform configuration and build reviews using recognised security frameworks and ben - chmarks.Produce clear, concise and actionable technical reports detailing findings, risk ratings and remediation recommen
- dations.Utilise industry-standard security testing tools including Burp Suite, Nessus, Metasploit, Nmap, Wireshark and related techn
- ologies.Work directly with clients and stakeholders, presenting findings and providing remediation guidance where r
- equired.Support the continuous improvement of testing methodologies, processes and docume
- ntation.Assist in creating and maintaining standard operating procedures, testing guides and knowledge-sharing ma
- terials.Collaborate with wider cyber security teams to support service development and research init
- iatives.Contribute to research and development activities across new security testing disciplines and techn
- ologies.Participate in occasional out-of-hours and on-site engagements where client requirements
dictate
Required Skills & E
- xperience
Minimum 2–3 years' experience in penetration testing, vulnerability assessment or offensive - security.Experience c
- onducting:Internal and external infrastructu
- re testingWeb application securi
- ty testingSecurity assessments
- and auditsVulnerability identification and
- validationStrong understanding of networking concepts, protocols, routing and firewall tec
- hnologies.Experience working with Windows, Linux and macOS env
- ironments.Familiarity with security assessment tool
s such as:
Burp
SuiteNessu
sMet
asploitNm
- apWireshark
Experience producing high-quality technical reports and client-facing do - cumentation.Excellent communication and stakeholder manage
- ment skills.Strong organisational skills and ability to manage workload in
- dependently.Comfortable working in a consultancy or client-facing
- environment.Eligible to obtain UK Securit
y Clearance.
Desirable Skills & C
- ertifications
CREST CRT, CPSA, CCT or equivalent - certification.OSCP or similar offensive security
- qualification.Cyber Scheme
- accreditation.CHECK Team