Cyber Security Penetration Test Engineer

Company IconTata Technologies Europe Ltd
Location IconWarwick

At Tata Technologies we make product development dreams a reality by designing, engineering and validating the products of tomorrow for the world's leading manufacturers. Due to our continued growth we are now recruiting for Cyber Security...Read More>>.

Posted: October 10th, 2026
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Penetration Tester

Company IconVIQU Limited
Location IconLondon

Overview In this role you will deliver end-to-end penetration testing engagements across web applications, APIs, infrastructure, networks, cloud and mobile environments. You will work directly with clients, help scope engagements, and prese...Read More>>.

Posted: September 30th, 2026
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Security Testing Consultant (Penetration Tester) Hybrid

Company IconBAE Systems
Location IconFrimley

Overview In this role you will conduct security testing across web, infrastructure, cloud, and external surfaces to identify and remediate vulnerabilities. You will work with cross-functional teams within a threat intelligence and security...Read More>>.

Posted: September 30th, 2026
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IT/OT Penetration Tester

Company IconPA Consulting
Location IconLondon

Overview In this role you help clients strengthen security through hands-on testing and clear reporting. You join PA’s Digital & Data community to deliver agile, client‑facing security work and contribute to knowledge sharing within a c...Read More>>.

Posted: October 1st, 2026
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Penetration Tester

Company IconBarclays
Location IconManchester

Overview As a Penetration Tester, you will help protect our organisation by identifying vulnerabilities in web, network, mobile, and client applications. You’ll work within a collaborative security testing team, turning findings into acti...Read More>>.

Posted: October 1st, 2026
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Penetration Tester

Company IconG Research
Location IconLondon

Overview As a Penetration Tester, you will lead penetration tests and assess vulnerabilities across internal systems and security controls. You strengthen our security posture through ongoing testing, actionable remediation guidance, and co...Read More>>.

Posted: October 1st, 2026
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Senior Penetration Tester

Company IconStarling Bank
Location IconLondon

Overview In this role you will work with our cyber security team to protect Starling’s customers and assets by conducting comprehensive penetration testing across mobile, web, cloud, and infrastructure. You will collaborate with engineeri...Read More>>.

Posted: October 1st, 2026
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Penetration Tester

Company IconiFindTech Ltd
Location IconLondon

Direct message the job poster from iFindTech LtdWork Across Internal Security, Compliance & Client EngagementsA fast-growing security-focused business is looking for a Penetration Tester to join their expanding team....Read More>>.

Posted: August 17th, 2026
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Senior Penetration Tester - Hybrid & Impactful Security

Company IconStarling
Location IconSouthampton

Starling Bank is seeking an experienced Penetration Tester to strengthen our cyber security team. You will conduct mobile, web, cloud and infrastructure tests, report findings, and help drive secure development across engineering functions....Read More>>.

Posted: August 17th, 2026
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Senior Penetration Tester

Company IconTieTalent
Location IconLondon

OverviewJoin 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...Read More>>.

Posted: August 21st, 2026
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Lead Penetration Tester - Kubernetes & DevSecOps

Company IconBarlowe LLP
Location IconLondon

G-Research is seeking a hands-on Penetration Tester to lead tests and vulnerability assessments across internal systems and security controls. Your work will strengthen our security posture through continuous testing and remediation collaboration....Read More>>.

Posted: September 14th, 2026
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Penetration Tester

Company IconBarlowe LLP
Location IconLondon

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world‑class researchers and engineers in an environment that values deep exploration and methodi...Read More>>.

Posted: September 14th, 2026
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Penetration Tester

Company IconWpp
Location IconLondon

WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert...Read More>>.

Posted: September 14th, 2026
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Security Penetration Tester

Company IconThames Water
Location IconReading

As a Security Penetration Tester, you will be responsible for supporting the design, implementation, and maintenance of TVM (Threat & Vulnerability Management) solutions, controls and processes across the organisation. You will be liaisi...Read More>>.

Posted: September 14th, 2026
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Security Penetration Tester

Company IconWipro
Location IconLondon

Security Testing Coordinators Security testing professionals, including penetration testers and security analysts, are responsible for identifying, analyzing, and mitigating vulnerabilities in software, systems, and networks. Key respo...Read More>>.

Posted: September 14th, 2026
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Security Consultant - Red Team & Penetration Testing Lead

Company IconHamilton Barnes Associates Limited
Location Icon

Hamilton Barnes Associates Limited is seeking a security testing expert to lead client engagements across the UK. You will conduct network, web, and mobile assessments, perform social engineering, and participate in red team engagements to deliver...Read More>>.

Posted: September 14th, 2026
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Penetration Tester

Company IconCitation Cyber
Location IconWakefield

Security Consultant (Penetration Testing) Location: Hybrid (UK) Salary: Competitive + Benefits Security Clearance: Current SC preferred About Citation Cyber Citation Cyber is...Read More>>.

Posted: September 16th, 2026
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Security Consultant: Penetration Testing Specialist (Hybrid)

Company IconCitation Cyber
Location IconGuildford

Citation Cyber in the United Kingdom is seeking a Security Consultant to join a hybrid team delivering penetration testing across client environments. You’ll identify vulnerabilities, report findings and advise on remediation while collaborating...Read More>>.

Posted: September 16th, 2026
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Security Consultant: Penetration Testing & Cloud Assessments

Company IconCitation Cyber
Location IconBirmingham

Citation Cyber is seeking a Security Consultant to join its penetration testing team. You’ll deliver security assessments across client environments, identify vulnerabilities and help strengthen cyber resilience.You will conduct infrastru...Read More>>.

Posted: September 16th, 2026
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Penetration Tester

Company IconEames Consulting
Location IconLondon

Get AI-powered advice on this job and more exclusive features.This range is provided by Eames Consulting. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeD...Read More>>.

Posted: September 21st, 2026
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Penetration Testing Security Consultant – Hybrid, Training & Growth

Company IconCitation Cyber
Location IconPreston

Citation Cyber in the UK is seeking a Security Consultant (Penetration Testing) to join our hybrid team. You will deliver security assessments across client environments, identify vulnerabilities and advise on remediation.The ideal candidat...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester

Company IconFSP
Location IconLondon

We have an exciting opportunity for a Senior Penetration Tester to join our thriving Cyber Security practice. We are seeking a skilled individual, with expertise in penetration testing or vulnerability research, who can contribute to the develo...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester

Company IconBridewell
Location IconLondon

As a result of growth, we are looking for an experienced Senior Penetration Tester with solid experience of infrastructure and web application testing to deliver testing engagements on a range of key client work. This is an excellent opp...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester

Company IconStarling
Location IconLondon

Starling is the UK's first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. Read more a...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester

Company IconStarling Bank Limited
Location IconLondon

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. Read more...Read More>>.

Posted: September 21st, 2026
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Security Consultant: Penetration Testing & Hybrid Work

Company IconCitation Cyber
Location IconWeston

Citation Cyber is seeking a Security Consultant (Penetration Testing) in the UK on a hybrid basis. You will perform infrastructure and web application testing, cloud security assessments, and deliver clear reports with remediation guidance....Read More>>.

Posted: September 21st, 2026
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Penetration Tester - Hybrid UK, CHECK-Ready

Company IconCitation Cyber
Location IconSouthampton

Citation Cyber is a leading UK cyber security consultancy delivering penetration testing, training and managed security services. We are growing our penetration testing team and seeking a Security Consultant to join our CHECK/CREST-aligned practic...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester - Hybrid & Impactful

Company IconStarling
Location IconCardiff

Starling is seeking an experienced Penetration Tester to join our fast-moving cyber security team. You will perform mobile, web, cloud and infrastructure testing to validate controls and improve overall security posture.You will collaborate...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester - Hybrid FinTech Security Expert

Company IconStarling
Location IconManchester

Starling is the UK's first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. Read more abou...Read More>>.

Posted: September 21st, 2026
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Penetration Tester

Company IconAnthony James Consulting
Location IconFalmer

Contract Penetration Tester - Web ApplicationLocation: Brighton/UK-basedEngagement: ContractIndependent testers and specialist security firms welcomeWe're looking for an e...Read More>>.

Posted: September 21st, 2026
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Penetration Tester

Company IconLorien
Location IconLondon

PENETRATION TESTER/OFFENSIVE SECURITY CONSULTANT | DV ELIGIBLE | LONDON | 5 days a week on-site Looking for your next penetration testing contract? We're seeking experienced Penetration Testers/Offensive Security Consult...Read More>>.

Posted: September 23rd, 2026
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Penetration Tester

Company IconAnson McCade
Location IconLondon

We’re looking for an experienced IT/OT Penetration Tester to join a growing cybersecurity consulting team, working on complex security assessments across a range of industries including defence, energy, utilities, manufacturing, tra...Read More>>.

Posted: September 24th, 2026
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Penetration Tester

Company IconClaranet
Location IconLondon

As a Penetration Tester at Claranet, you will able to deliver you own web application tests and through training and partnering, you will be involved in a full range of testing work from mobile app and infrastructure testing to social engineeri...Read More>>.

Posted: September 25th, 2026
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Penetration Tester & Red Team Specialist

Company IconClaranet
Location IconLondon

Claranet is seeking a Penetration Tester to lead and execute web and mobile application and infrastructure testing engagements. You will collaborate with clients to deliver bespoke consultancy, contribute to whitepapers and advisories, and develop...Read More>>.

Posted: September 25th, 2026
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Senior AI-Driven Penetration Tester

Company IconEames Consulting Group
Location IconLondon

Eames Consulting Group is seeking a Senior Penetration Tester for a contract role in the UK, focused on AI-enabled vulnerability research and risk-based remediation across priority applications. You will lead end-to-end testing, combining manual t...Read More>>.

Posted: September 27th, 2026
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Security Penetration Tester

Company IconThames Water Utilities Limited
Location IconReading

As a Security Penetration Tester, you will be responsible for supporting the design, implementation, and maintenance of TVM (Threat & Vulnerability Management) solutions, controls and processes across the organisation. You will be liaising with...Read More>>.

Posted: September 27th, 2026
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Lead Penetration Tester: Web, Network & Mobile Security

Company IconBarclays Bank Plc
Location IconManchester

Barclays Bank Plc is seeking a Penetration Tester to identify vulnerabilities across web, network, mobile, and client applications, turning findings into actionable remediation steps. The role sits within a collaborative security testing team and...Read More>>.

Posted: September 30th, 2026
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Senior Penetration Tester

Company IconRMT Accountants & Business Advisors Ltd
Location Icon

DescriptionIn 2023, RMT became part of Sumer Group - a collaboration of renowned regional accountancy practices with a shared vision to champion local small to medium-sized enterprises.Department: Operations - ITLo...Read More>>.

Posted: October 2nd, 2026
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Senior Penetration Tester — Offensive Security Lead

Company IconLondon Stock Exchange Group
Location IconLondon

London Stock Exchange Group (LSEG) seeks a Senior Penetration Tester to join our internal offensive security team. This hands-on, highly technical role plans and executes penetration tests across systems and applications, uncovering vulnerabilitie...Read More>>.

Posted: October 3rd, 2026
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Cyber Security Penetration Tester

Company IconAccenture UK
Location IconLondon

Job Title: Cyber Security Penetration Tester Locations: UK wide (hybrid work- 1x a month in office) Salary: Competitive salary and package (Depending on level of experience) Please Note: Any offer of employment is subject to s...Read More>>.

Posted: October 8th, 2026
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Penetration Tester – Web, API & Infra (Hybrid UK)

Company IconAccenture UK
Location IconLondon

Accenture is seeking a Cyber Security Penetration Tester to deliver hands-on testing of client web applications, APIs and infrastructure across the UK. You will work in a collaborative testing team with CHECK Team Leaders, performing manual and to...Read More>>.

Posted: October 8th, 2026
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Penetration Tester: Hands-on Security Defender

Company IconQuik Hire Staffing
Location Icon

We are hiring for one of our clients, seeking a Penetration Tester to work on a Full-Time basis. The role involves identifying and exploiting vulnerabilities in systems, networks, and applications to assess security posture. Responsibilities inclu...Read More>>.

Posted: October 8th, 2026
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Security Engineer: Penetration Testing & Cloud Security

Company Iconteko
Location IconCity of Westminster

teko is seeking a Security Engineer to own and advance the company’s security posture. The role involves overseeing penetration testing, cloud security, and SOC II compliance, with hands-on work securing our application and infrastructure....Read More>>.

Posted: October 10th, 2026
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Graduate Test Engineer — Networking & Security Testing

Company IconPrecept Recruit
Location IconEast Midlands

Precept Recruit is seeking a Graduate Test Engineer in Derby to join a growing team. The role requires SC clearance and offers a salary of 25,000–32,000 per year with exceptional benefits. You will test functional, regression and integration asp...Read More>>.

Posted: October 9th, 2026
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Hybrid Penetration Tester - Secure Banking Tech & Cloud

Company IconLloyds Banking Group
Location IconManchester

Lloyds Banking Group is seeking a Junior Penetration Tester in Manchester with hybrid working. You will support offensive security testing across web, API, mobile, infrastructure and cloud assets, planning, executing and reporting engagements to s...Read More>>.

Posted: October 9th, 2026
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Graduate Penetration Tester — Mentored Security Consultant Path

Company IconOscar Technology
Location Icon

Oscar Associates (UK) Limited is seeking a Graduate Security Consultant / Penetration Tester in Bristol, offering structured mentorship and training from day one to start a career in cyber consultancy and security testing.This entry point r...Read More>>.

Posted: October 9th, 2026
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Cyber & Security Test Engineer - Hybrid UK

Company IconLeonardo
Location IconYeovil

Leonardo UK, a leader in Aerospace, Defence and Security, is seeking a Test Engineer for their Cyber & Security Solutions Division at Yeovil. You will lead system, integration and non-functional testing across platforms, with a focus on secure, ro...Read More>>.

Posted: October 11th, 2026
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Casual Exam Invigilator: Secure Testing Environment

Company IconDudley Academies Trust
Location IconDudley

St James Academy in Dudley is seeking casual exam invigilators to supervise student examinations and ensure a fair, safe, and secure environment in line with exam guidelines.Applicants should be willing to read or scribe for candidates and...Read More>>.

Posted: October 11th, 2026
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Automation Test Engineer – CI/CD, Security & Quality

Company IconDWP Digital
Location IconLeeds

DWP Digital is seeking a Test Engineer to design, build and maintain automated tests for Universal Credit and Working Age Benefits in a UK-based delivery team. You will work within a multi-functional agile group to deliver automated testing soluti...Read More>>.

Posted: October 12th, 2026
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