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Penetration Tester

Published on

6 months
Wokingham, United Kingdom
Hybrid
Our client is looking for a Penetration Tester to join their team on six month initial contract, working onsite three days a week in Wokingham and the rest remote. This role is working via umbrella and requires a candidate with an active SC clearance. Required skills, experience and personal attributes: Proven experience (2-3 years) in an IT security role to CTM level is essential Excellent written and verbal communication skills. Great organisation skills and ability to work in a pressurised environment whilst working towards and achieving deadlines. Use of MS Office software such as Word, Excel, Powerpoint The ability to travel to Capgemini customer locations. Strong knowledge of penetration testing tools including (Burpsuite, Metasploit, Nmap) etc Good knowledge of multiple Operating Systems (OS) including Windows & *NIX Ability to configure network devices, firewalls, IDS/IPS devices and wireless technologies Document findings in detailed reports, providing clear recommendations for remediation using Capgemini's in-house developed reporting tool. Good understanding of common security standards and regulatory compliance such as GDPR, ISO27001 and PCI DSS An ability to work effectively and positively within a team and willing to collaborate and readily share knowledge and skills MUST: Relevant degree/postgraduate degree CHECK Team Member qualification (CREST / CyberScheme) Experience in Cloud Security (AWS / Azure) Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.
Permanent

Job Vacancy
Penetration Tester

Published on

Widecombe-in-the-Moor, England, United Kingdom
CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 300 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and Many more. At CGI you will get the opportunity to work across a number of domains and work in all areas of Cyber Security allowing you to grow and develop your career. We offer full 360-degree services to our clients from initial consulting on a range of areas including Risk Assessments, Vulnerability Management, Accreditations (ISO27001, GDPR), GRC (Governance, Risk, Compliance), Security Architecture Design and Build (technical and Non-technical), Incident Response, Protective Monitoring Services, Penetration Testing and much more. We take clients through a journey to improve their overall security posture and maturity to ensure they feel reassured in the Security control, measures and systems we have put in place in line with their requirements. At CGI training and development is very important not only do we give you training to keep you up to date with the latest trends within an ever-changing landscape, but we also combine that training with your career ambitions, so we support you in taking your career anywhere you want it to go. Our roles are only available if you hold or fulfil the criteria to obtain a UK Security Clearance.
Permanent

Job Vacancy
Senior Penetration Tester

Published on

Widecombe-in-the-Moor, England, United Kingdom
CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 300 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and Many more. At CGI you will get the opportunity to work across a number of domains and work in all areas of Cyber Security allowing you to grow and develop your career. We offer full 360-degree services to our clients from initial consulting on a range of areas including Risk Assessments, Vulnerability Management, Accreditations (ISO27001, GDPR), GRC (Governance, Risk, Compliance), Security Architecture Design and Build (technical and Non-technical), Incident Response, Protective Monitoring Services, Penetration Testing and much more. We take clients through a journey to improve their overall security posture and maturity to ensure they feel reassured in the Security control, measures and systems we have put in place in line with their requirements. At CGI training and development is very important not only do we give you training to keep you up to date with the latest trends within an ever-changing landscape, but we also combine that training with your career ambitions, so we support you in taking your career anywhere you want it to go. Our roles are only available if you hold or fulfil the criteria to obtain a UK Security Clearance.
Permanent

Job Vacancy
Junior Penetration Tester

Published on

Reading, England, United Kingdom
CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 1700 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and many more. At CGI you will get the opportunity to work across a number of domains and work in all areas of Cyber Security allowing you to grow and develop your career. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. An opportunity for a CHECK Team Member or Infrastructure CHECK Team Leader is available at CGI, joining the Cyber Security business unit, one of the largest groups of cyber security specialists in the UK. CGI has a long established reputation in this area, undertaking rigorous testing for a variety of commercial and public sector clients for over 30 years. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance.
Fixed term

Job Vacancy
Penetration Tester

Published on

6 months
London Borough of Croydon, United Kingdom
Rate: outside IR35 Location: Travel to London/ Croydon 1-2 week Duration: 6 months initially SC clearance or Eligible Must have CCT CTL, ITHC, CRT Key Responsibilities * Conduct internal penetration testing across applications, infrastructure, and end user devices (EUDs). * Perform scenario-based testing aligned with SbD principles and DSA security non-functional requirements. * Collaborate with development teams to integrate findings into JIRA workflows for rapid remediation. * Support the HOST testing pipeline, including planning, execution, and reporting of penetration tests. * Maintain compliance with NCSC guidance and security standards. Essential Skills & Experience * Hands-on experience with penetration testing tools. * Strong understanding of OWASP, NIST SP 800-53, ISO 27001, and CIS Benchmarks. * Familiarity with Secure-by-Design principles and CI/CD pipeline integration. * Experience testing EUDs under operational constraints (e.g. no destructive tools, CSOC coordination). * Ability to interpret and apply security NFRs across diverse environments. * Proficiency in JIRA, SharePoint, and vulnerability management platforms. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.
Fixed term

Job Vacancy
Penetration tester

Published on

6 months
London Borough of Croydon, United Kingdom
Hybrid
Role: Pen tester Rate: Outside IR35 Location: 1-2 days a week onsite in Croydon Duration: 6 months initially SC clearance required This role supports the strategic shift towards internal assurance, reducing reliance on external ITHC suppliers, and aligning with Secure-by-Design (SbD) principles. You will work closely with stakeholders to identify vulnerabilities early in the development lifecycle, contribute to the capability build, and help shape the future of security testing across the department. Key Responsibilities Conduct internal penetration testing across applications, infrastructure, and end user devices (EUDs), including POISE and MacBook platforms. Perform scenario-based testing aligned with SbD principles and DSA security non-functional requirements. Collaborate with development teams to integrate findings into JIRA workflows for rapid remediation. Support the testing pipeline, including planning, execution, and reporting of penetration tests. Maintain compliance with NCSC guidance and Home Office security standards. Desirable Qualifications Certifications: OSCP, CREST CRT, CTL Web/Inf, , CEH. Experience with cloud security (AWS, Azure) and containerised environments. Essential Skills & Experience Hands-on experience with penetration testing tools. Strong understanding of OWASP, NIST SP 800-53, ISO 27001, and CIS Benchmarks. Familiarity with Secure-by-Design principles and CI/CD pipeline integration. Experience testing EUDs under operational constraints (e.g. no destructive tools, CSOC coordination). Ability to interpret and apply security NFRs across diverse environments. Proficiency in JIRA, SharePoint, and vulnerability management platforms. Attributes Strong stakeholder engagement and communication skills. Ability to work independently and as part of cross-functional teams. Commitment to continuous improvement and knowledge sharing. Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.

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6 results

Contracts

Contractor Permanent

Location

Remote type

Hybrid Remote On-site

Rate minimum.

£150 £1300 and more

Salary minimum

£20k £250k

Experience

0-2 years experience 3 to 5 years experience 6 to 10 years experience +10 years experience

Date posted

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