Security Testing Consultant (Penetration Tester) Hybrid

Company IconHackajob Ltd
Location IconCamberley

Our client is the digital and intelligence arm of a major defence company.Location(s):UK, Europe & Africa : UK : Frimley || UK, Europe & Africa : UK : Gloucester || UK, Europe & Africa : UK : Guildford || UK, Europe & Africa : UK : Leeds...Read More>>.

Posted: October 2nd, 2026
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Penetration Tester

Company IconDGH Recruitment
Location Icon

Penetration TesterDGH Recruitment are currently recruiting on behalf of a leading client in the Accountancy industry who require a Penetration Tester to join the firm in London.Key Responsibilities:* Lead and support penetrati...Read More>>.

Posted: September 29th, 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: September 30th, 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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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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Head of OT & ICS Security Testing

Company IconLRQA
Location IconBirmingham

Overview In this role, you will lead LRQA’s OT and ICS security testing service line, guiding live-environment assessments and safety-first testing across energy, utilities, manufacturing, maritime and process sectors. You’ll build lab...Read More>>.

Posted: October 5th, 2026
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Ethical Hacker / Penetration Tester no experience needed

Company Icon17918
Location IconUpper Edmonton

Ethical Hacker / Penetration Tester no experience needed From £45,000Scroll down for a complete overview of what this job will require Are you the right candidate for this opportunity- £6 5,000 This is a self-funded career programme wit...Read More>>.

Posted: September 27th, 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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Senior Penetration Tester

Company IconBridewell
Location IconLondon

As a result of growth, weare looking for an experiencedSeniorPenetration Testerwith solid experience of infrastructureandwebapplicationtestingto delivertesting engagementson a range of key client work. This is an excellent opportunity fo...Read More>>.

Posted: September 11th, 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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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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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 - FinTech Security Leader

Company IconStarling Bank Limited
Location IconLondon

Starling Bank Limited is seeking an experienced Penetration Tester to join our security team in a hybrid role. You will conduct tests across mobile, web, cloud, and infrastructure, partner with engineering to secure development, and help remediati...Read More>>.

Posted: September 21st, 2026
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Lead Penetration Tester — FinTech Security & Automation

Company IconG-Research
Location IconLondon

G-Research is seeking a Penetration Tester to lead and conduct security assessments across internal systems. You will deliver actionable remediation insights and collaborate on remediation strategies, strengthening our security posture.The...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 - Flexible, High-Impact Security

Company IconBridewell
Location IconLondon

Bridewell is seeking an experienced Senior Penetration Tester to deliver high-quality security assessments across web apps, APIs and infrastructure. You will work with a talented team and contribute to ongoing service development while maintaining...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester - Elite Security Engineer

Company IconFSP
Location IconLondon

FSP is a leading consultancy specialising in Digital, Security and AI solutions. We are seeking a Senior Penetration Tester to join our Cyber Security practice in the United Kingdom.You will support teams on high-impact security projects, a...Read More>>.

Posted: September 21st, 2026
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Senior Penetration Tester CHECK - Cloud & App Security

Company IconInstil
Location IconCanon's Marsh

Instil in the UK is seeking a Senior Penetration Tester with CHECK to join our growing team. You will deliver high‑quality engagements across infrastructure, cloud, web, and mobile applications for a diverse range of clients, including software,...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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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 IconAncoats

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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Offensive Security Tester or Penetration Tester

Company Iconhackajob
Location IconLondon

Overviewhackajob is collaborating with NTT DATA UK to connect them with exceptional tech professionals for this role.Offensive Security Tester / REMOTETechnical Consultancy, LondonThe Team You'll Be Working With...Read More>>.

Posted: September 22nd, 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 (Associate) – AI & Infra Security

Company IconSky Ireland Limited
Location IconLondon

Sky Ireland Limited is seeking a Cyber Security specialist to conduct penetration tests on applications and infrastructure, while leveraging AI-assisted tools to enhance research and reporting. You will document findings, scope engagements, and co...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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Penetration Tester

Company IconBarclays Bank Plc
Location IconAncoats

Job DescriptionPurpose of the roleTo identify potential vulnerabilities within the banks IT systems using penetration testing tools and techniques to ensure security of computer systems, applications, servers, and networks....Read More>>.

Posted: September 30th, 2026
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Lead Penetration Tester: Web, Network & Mobile Security

Company IconBarclays Bank Plc
Location IconAncoats

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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Penetration Tester

Company IconEames Consulting Group
Location Icon

Penetration tester responsible for leading AI-enabled vulnerability research and bug-hunting across priority applications, with initial focus on internet-facing assets. The role combines deep manual offensive testing with frontier-model-assiste...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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AVP Penetration Tester - Web, Network & Mobile Security

Company IconHackajob Ltd
Location IconKnutsford

Hackajob Ltd. is seeking a Penetration Tester to join its security testing team, delivering high-quality assessments across multiple projects. The role collaborates with stakeholders to translate findings into actionable mitigation actions....Read More>>.

Posted: October 4th, 2026
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Penetration Tester

Company IconHackajob Ltd
Location IconKnutsford

Salary: £61,000 - 101,000 per year Requirements Were looking for someone who holds a CREST qualification or equivalent, or is working towards one. You should have experience delivering end-to-end penetration...Read More>>.

Posted: October 4th, 2026
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Lead Ethical Hacking Penetration Tester

Company IconDriver & Vehicle Licensing Agency
Location IconSwansea / Abertawe

Salary: £57,515 - 82,430 per year Requirements Experience leading penetration testing and ethical hacking activities within complex enterprise environments. Experience designing and delivering vulnerabilit...Read More>>.

Posted: October 4th, 2026
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Hybrid Penetration Tester: Web, API & Cloud Security

Company IconVIQU IT Recruitment
Location IconCopsale

VIQU IT Recruitment is seeking a permanent Penetration Tester in the Horsham area with hybrid working arrangements. The role covers hands-on security testing across web applications, APIs, infrastructure and cloud environments, delivering risk-bas...Read More>>.

Posted: October 5th, 2026
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Food Safety and Quality Manager (Maternity cover)

Company IconGenesis Crafty
Location IconMagherafelt

Food Safety and Quality Manager (Maternity Cover)Job ref: FSQM0926Job type: TemporaryLocation: MagherafeltQuantity of Posts Available: 1...Read More>>.

Posted: October 1st, 2026
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