senior penetration tester jobs in Greater London

Overview Join to apply for the Senior Penetration Tester role at TieTalentLife on the teamComputacenter is growing our penetration testing capability and we are looking for an experienced penetration tester to support the delivery of vulnerability assessment and penetration testing services to Computacenter and our customers delivered services.As a highly skilled and motivated Penetration...

Mid/Senior Penetration Tester - Remote - Up to £60k - New Role (REF46) For a complete understanding of this opportunity, and what will be required to be a successful applicant, read on. A leading organisation that delivers IT solutions to over 2000 companies in the public and private sectors, requires a skilled and enthusiastic Penetration Tester to join its growing team. Suitable candidates...

Mid/Senior Penetration Tester - Remote - Up to £60k - New Role (REF46) A leading organisation that delivers IT solutions to over 2000 companies in the public and private sectors, requires a skilled and enthusiastic Penetration Tester to join its growing team. Suitable candidates will have the following: - Proven history in the delivery of penetration testing across web applications, mobile...

Senior Infrastructure Penetration Tester Location: London flexible hybrid Salary: £70,000 – £80,000 We’re hiring on behalf of our client, a growing Penetration Testing Consultancy, for a Senior Infrastructure Penetration Tester to join their elite Testing team. This role is ideal for someone who thrives on deep technical challenges, values autonomy, and enjoys working in a fast paced and...

Overview G-Research is a leading quantitative research and technology firm, with offices in London and Dallas. We are proud to employ some of the best people in their field and to nurture their talent in a dynamic, flexible and highly stimulating culture where world-beating ideas are cultivated and rewarded. This is a role based in our new Soho Place office – opened in 2023 - in the heart of...

Senior Infrastructure Penetration Tester Location: London flexible hybrid Salary: £70,000 – £80,000 We’re hiring on behalf of our client, a growing Penetration Testing Consultancy, for a Senior Infrastructure Penetration Tester to join their elite Testing team. This role is ideal for someone who thrives on deep technical challenges, values autonomy, and enjoys working in a fast paced and...

You will play a key role in strengthening the organisation's security posture by conducting infrastructure-focused assessments, mentoring junior testers, and influencing remediation strategies. Key Responsibilities - Deliver internal and external network and infrastructure penetration tests, including on-premises and cloud-hosted environments

Job Description Penetration Tester (OSCP) Location: Remote Position Type: Full-time Reports to: Senior Penetration Tester About the Organisation A high-growth security consultancy working across government, space programmes, and FTSE 100 organisations is expanding its offensive security function. The team delivers complex, high-impact testing and simulation work for clients across the UK,...

Penetration Tester Permanent – up to £85k per annum London based – hybrid working – 2-3 days office based Must have CHECK CTL and certified If you are interested in applying for this job, please make sure you meet the following requirements as listed below. Role Overview: We are seeking a highly skilled and experienced Offensive Security Consultant with a strong focus understanding on...

Are you an ambitious individual with a passion for uncovering vulnerabilities and strengthening digital defences? As a Penetration Tester you will be playing a key role in protecting our clients’ critical systems. Working in a fast-paced environment you will be working on multiple client engagements. This role has come about due to the amount of requirements they have in the pipeline. Loads of...

Manual Penetration Tester Fully Remote We're proud to be working with a renowned MSP in support of their search for an experienced Manual Penetration Tester. Key Responsibilities - Carry out hands-on penetration testing across applications, infrastructure, and networks, with a particular focus on web apps and security products - Deliver highly technical and effective security engagements...

You should have a solid experience of Networking, Active Directory, Windows / Linux, Pentesting (specifically Webapp and Infrastructure) and knowledge of the OWASP Vulnerabilities. If you’d like to learn more about these Penetration Tester opportunities please click the APPLY BUTTON and a Spencer Scott Representative will make contact to discuss in detail.

Job Title: Penetration Tester (CHECK Team Member) Location: UK (Hybrid / Remote) Experience: 1–3 years Eligibility: UK National (must be eligible for security clearance) About the Role: We’re looking for a Penetration Tester (CHECK Team Member) to join our growing cybersecurity team. You’ll conduct network, web, and application security testing for a range of clients, helping identify...

CHECK Registered Penetration Tester - UK remote - £50k - £70k Location: Fully Remote (UK-based) Salary: £50,000 – £70,000 + Excellent Benefits About the Role We’re working with a well-established and fast-growing cybersecurity consultancy that is looking to expand its team of expert penetration testers. This is an exciting opportunity for a CHECK Registered Pen Tester (CTM level or above) to...

Penetration Tester Permanent – up to £85k per annum London based – hybrid working – 2-3 days office based Must have CHECK CTL and certified Role Overview: We are seeking a highly skilled and experienced Offensive Security Consultant with a strong focus understanding on threat intelligence and attack methods. The ideal candidate will be responsible for managing and conducting advanced penetration...

Mid/Senior Penetration Tester - Remote - Up to £60k - New Role (REF46) A leading organisation that delivers IT solutions to over 2000 companies in the public and private sectors, requires a skilled and enthusiastic Penetration Tester to join its growing team. Suitable candidates will have the following: - Proven history in the delivery of penetration testing across web applications, mobile...

Mid/Senior Penetration Tester - Remote - Up to £60k - New Role (REF46) A leading organisation that delivers IT solutions to over 2000 companies in the public and private sectors, requires a skilled and enthusiastic Penetration Tester to join its growing team. Suitable candidates will have the following: - Proven history in the delivery of penetration testing across web applications, mobile...

Lead Penetration Tester – UK Remote | £70K–£100K We’re working with a specialist UK based cybersecurity consultancy to find a Lead Penetration Tester who’s ready to step into a leadership role without stepping away from the keyboard. This is a rare opportunity to shape technical delivery across a wide range of engagements from web apps and infrastructure to mobile, cloud, and red teaming, while...

Mid/Senior Penetration Tester - Remote - Up to £60k - New Role (REF46) A leading organisation that delivers IT solutions to over 2000 companies in the public and private sectors, requires a skilled and enthusiastic Penetration Tester to join its growing team. Suitable candidates will have the following: Proven history in the delivery of penetration testing across web applications, mobile...

Manual Penetration Tester Find out more about this role by reading the information below, then apply to be considered. Fully Remote We're proud to be working with a renowned MSP in support of their search for an experienced Manual Penetration Tester. Key Responsibilities - Carry out hands-on penetration testing across applications, infrastructure, and networks, with a particular focus on web...