Penetration Tester (CHECK / CREST)

Company IconOscar
Location Icon

Role: Penetration Tester (CHECK / CREST)Location: Fully Remote, UK (with client site visits as required)Salary: £55,000 – £90,000 DOE + expenses + overnight bonus for site workType: Permanent, F...Read More>>.

Posted: May 23rd, 2026
View salary & More Info

Penetration Tester (CHECK / CREST)

Company IconOscar Associates (UK) Limited
Location IconLondon

Role: Penetration Tester (CHECK / CREST)Location: Fully Remote, UK (with client site visits as required)Salary: £55,000 - £90,000 DOE + expenses + overnight bonus for site workType: Permanent, Full-Time...Read More>>.

Posted: May 30th, 2026
View salary & More Info

DV-Cleared CHECK Penetration Tester (Remote)

Company IconOpus Recruitment Solutions
Location Icon

A cybersecurity consultancy is seeking DV-cleared CHECK Team Members and CHECK Team Leaders to expand their high-assurance security testing capability in the UK. This role offers the chance to work remotely and contributes to a rapidly growing CHECK...Read More>>.

Posted: January 21st, 2026
View salary & More Info

Senior Cybersecurity Penetration Tester for Impact & Flexibility

Company IconTieTalent
Location IconLondon

A cybersecurity firm is seeking a Senior Penetration Tester to identify vulnerabilities in systems and networks. You will support the delivery of vulnerability assessment and penetration testing services and collaborate with a dynamic Cybersecurity t...Read More>>.

Posted: April 10th, 2026
View salary & More Info

Cyber Security Consultant (Penetration Tester)

Company IconRSM UK
Location IconBirmingham

Cyber Security Consultant (Penetration Tester)Milton Keynes, Buckinghamshire, United KingdomWe are seeking an experienced Cyber Security Consultant (Penetration Tester).Make an Impact at RSM UK...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Penetration Tester - Grow in a Collaborative Security Team

Company IconUltima
Location IconReading

A leading technology provider in Reading is seeking a Penetration Tester to enhance its Security Testing Practice. The role involves delivering high-quality penetration testing engagements, supporting IT Health Checks, and collaborating with senior c...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Penetration Tester & Offensive Security Consultant (Hybrid)

Company IconRSM UK
Location IconBirmingham

A leading consulting firm in Birmingham is seeking a Cyber Security Consultant (Penetration Tester) to deliver offensive security services across industries. The ideal candidate has substantial experience in penetration testing and is proficient with...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Penetration Tester - Systems Integrator

Company IconHamilton Barnes Associates Limited
Location IconSouth Yorkshire

Ready to identify vulnerabilities before attackers do?Join a cybersecurity services provider recognised for delivering penetration testing, advisory, and compliance solutions to enterprises. With a reputation for technical expertise and...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Penetration Tester Devi Technologies

Company IconDevitechs
Location Icon

What You’ll Be Working On:️ Performing comprehensive penetration testing on web applications, networks, and infrastructure️ Identifying vulnerabilities and providing detailed reports with recommendations for remediation️ Condu...Read More>>.

Posted: April 11th, 2026
View salary & More Info

IT/OT Penetration Tester

Company IconAstro Studios, Inc.
Location IconLondon

We believe in the power of ingenuity to build a positive human future.As strategies, technologies, and innovation collide, we create opportunity from complexity.Our teams of interdisciplinary experts combine innovative thinking an...Read More>>.

Posted: April 11th, 2026
View salary & More Info

IT/OT Security Penetration Tester (Hybrid)

Company IconAstro Studios, Inc.
Location IconLondon

A leading cybersecurity firm in Greater London is seeking a skilled individual for a penetration testing role. The successful candidate will deliver high-quality security assessments, produce client reports, and collaborate across teams. This positio...Read More>>.

Posted: April 11th, 2026
View salary & More Info

SC or NATO Cleared Penetration Tester

Company IconiO Associates
Location Icon

Lead Principal Consultant – Penetration Tester iO Associates is seeking SC or NATO Cleared Penetration Testers for a 12 month contract (outside IR35) starting in January, with a likely extension. This is a 100% remote r...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Junior Associate Penetration Tester

Company IconRadley James
Location IconManchester

This range is provided by Radley James. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range We’re looking for an Associate Penetration Tester to help id...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Penetration tester - CHECK TEAM MEMBER

Company IconInfoSec People Ltd
Location Icon

OverviewOur client, a leading UK-based MSSP, is looking for a Senior Penetration Testing Consultant to join their Red Team. This is a remote-first role with occasional on-site work, ideal for an experienced tester who wants to take on...Read More>>.

Posted: April 11th, 2026
View salary & More Info

Lead Penetration Tester - CHECK Team Leader

Company IconProCheckUp (PCU)
Location Icon

A cybersecurity firm in the United Kingdom is seeking a Senior Penetration Tester to lead engagements and mentor team members. The ideal candidate will have CREST CCT certification and experience with both public and private sector clients. Responsib...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Senior Penetration Tester - CTM

Company IconInstil Software Ltd
Location IconBelfast

We are looking for a Senior Penetration Tester with CHECK to join our growing team. You will play a critical role in delivering high-quality penetration testing engagements across infrastructure, cloud, web, and mobile applications for a...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Senior Hardware & Embedded Penetration Tester

Company IconNetSPI
Location Icon

A cybersecurity firm is seeking an experienced Senior Hardware/Embedded Penetration Tester to assess the security of hardware and embedded systems. This role requires strong skills in hardware penetration testing, reverse engineering, and collaborati...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Graduate Penetration Tester — Cybersecurity Analyst

Company IconPlatform Recruitment
Location IconLondon

An innovative cybersecurity firm is seeking a passionate graduate Penetration Tester to join their dynamic team. In this entry-level role, you will conduct vulnerability assessments and simulate cyberattacks to identify weaknesses in various systems....Read More>>.

Posted: April 17th, 2026
View salary & More Info

Senior Penetration Tester - CTM

Company IconInstil
Location IconBelfast

We are looking for a Senior Penetration Tester with CHECK to join our growing team. You will play a critical role in delivering high‑quality penetration testing engagements across infrastructure, cloud, web, and mobile applications for...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Senior Penetration Tester (CHECK) — Flexible & Impactful

Company IconInstil
Location IconBelfast

A cybersecurity firm in Belfast is seeking a Senior Penetration Tester to deliver high-quality penetration testing across diverse client systems. The role requires at least 2 years of experience, proficiency in various testing methodologies, and curr...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Senior Security & Penetration Tester – London

Company IconCognizant
Location Icon

A leading IT services company is seeking a Security / Penetration Testing Engineer in London. The role includes gathering security requirements, conducting API and UI/Web application penetration testing, and ensuring compliance with industry standard...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Lead Penetration Tester - CTL App

Company IconInstil
Location IconBelfast

We’re looking for a highly skilled Lead Penetration Tester with CHECK Team Lead (Web App) to join our dynamic security team. This is a senior, hands‑on role where you’ll lead and deliver complex web application and API penet...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Penetration Tester: Protect Global Retail & Cloud

Company IconFashionUnited Group
Location IconLeicester

A leading retail and eCommerce business is looking for a Penetration Tester to join its Information Security team. You will be responsible for simulating security breaches, identifying vulnerabilities, and providing guidance on remediation. The ideal...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Penetration Tester (Web App)

Company IconBulletproof incorporated
Location Icon

OVERVIEWAs a Penetration Tester, you will perform formal and comprehensive penetration testing assessments, including producing full written reports to appropriate standards and within agreed deadlines. In addition, you will support with cl...Read More>>.

Posted: April 17th, 2026
View salary & More Info

IT/OT Security Penetration Tester — Hybrid (London)

Company IconConsultancy.uk
Location IconLondon

A premier consulting firm in London is seeking a skilled penetration tester. You will be responsible for high-quality security assessments, working both independently and within teams. The ideal candidate will possess certifications like OSCP or CRES...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Penetration Tester — Offensive Security & Remediation

Company IconNext
Location IconLeicester

Job DescriptionThe roleOur Information Security team is at the heart of protecting a global retail and eCommerce business. With over 15,000 IT users and a digital reach spanning 60 countries, we work to keep our sy...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Penetration Tester: Offensive Security Engineer

Company IconTesco
Location IconWelwyn Garden City

A leading retail company in the UK is seeking a Cyber Security Specialist to enhance its penetration testing capabilities. In this role, you will perform security assessments on applications and infrastructure, utilizing internal knowledge to address...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Remote Penetration Tester - FinTech Ethical Hacker

Company IconInvitISE Ltd
Location IconLondon

A leading cybersecurity consultancy is seeking a Penetration Tester to support a major project for a financial services client. The role involves conducting penetration tests on various environments, identifying vulnerabilities, and producing reports...Read More>>.

Posted: April 17th, 2026
View salary & More Info

Penetration Tester (OSCP Certified)

Company IconSolutions & Innovations Company
Location IconLondon

Your talent is the key to innovation. At S&l, we're not just offering jobs - we're building careers that make an impact. Apply now and be part of a team shaping the future of cybersecurity and technology.Salary: Up to £45,000 per annum....Read More>>.

Posted: April 17th, 2026
View salary & More Info

Senior AWS Cloud Security Penetration Tester

Company IconNetSPI
Location Icon

A leading cybersecurity firm in the United Kingdom is seeking an experienced Cloud Penetration Tester to execute tests against AWS environments, develop testing strategies, and collaborate with clients on security enhancements. The ideal candidate wi...Read More>>.

Posted: April 20th, 2026
View salary & More Info

Penetration Tester: Ethical Hacking & Security Assessments

Company Iconbluedog cyber security
Location IconLondon

A cybersecurity firm in Greater London seeks a Penetration Tester to plan and conduct ethical hacking exercises and identify vulnerabilities in systems. The ideal candidate will have 1-2 years of experience and a bachelor's degree in a related field....Read More>>.

Posted: April 21st, 2026
View salary & More Info

Cybersecurity - Penetration Tester

Company Iconbluedog cyber security
Location IconLondon

We are on the hunt for an expert in Penetration Testing. This is a terrific opportunity to be a part of an accredited entity while also contributing to the creation of an existing offering. Responsibilities Plan and conduc...Read More>>.

Posted: April 21st, 2026
View salary & More Info

Penetration Tester - Remote/Hybrid with Certification Growth

Company IconNomios
Location IconOxford

Nomios is seeking an experienced penetration tester to conduct tests on web applications, APIs, and network infrastructure. The role offers flexibility to work remotely or from the Oxford office, with responsibilities including detailed reporting, st...Read More>>.

Posted: April 29th, 2026
View salary & More Info

Remote Penetration Tester - Certification Sponsorship

Company IconNomios Group
Location IconOxford

Nomios Group is seeking a skilled penetration tester to conduct tests across various environments including web applications and networks. The role offers a hybrid work arrangement with both remote flexibility and office options in Oxford or Glasgow....Read More>>.

Posted: May 2nd, 2026
View salary & More Info

Lead Penetration Tester - Cloud & App Security

Company IconManchester Digital
Location IconManchester

A leading financial technology company in Manchester is seeking an experienced Penetration Tester to conduct assessments on its core banking platform. The role focuses on Cloud and Application Security, requiring strong skills in penetration testing...Read More>>.

Posted: May 3rd, 2026
View salary & More Info

Penetration Tester - Engine by Starling

Company IconManchester Digital
Location IconManchester

At Engine by Starling, we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, th...Read More>>.

Posted: May 3rd, 2026
View salary & More Info

Senior Penetration Tester

Company IconRoyal & Sun Alliance Insurance Ltd
Location IconHorsham

APPLY NOW! Intact Insurance is the new name for RSA in the UK, Ireland, and across Europe. It's a new name and a new way to do business. Backed by global expertise and a commitment to service that feels different, we're focused on making...Read More>>.

Posted: May 4th, 2026
View salary & More Info

Lead Penetration Tester - Cloud, Network & AppSec

Company IconRSA Security LLC
Location IconHorsham

RSA Security LLC, located in Horsham, England, is seeking a Senior Penetration Tester to lead complex penetration tests across various technologies and environments. The role requires strong technical skills, a thorough understanding of offensive sec...Read More>>.

Posted: May 8th, 2026
View salary & More Info

Senior Penetration Tester - Offensive Security Lead

Company IconHack The Box
Location IconLondon

Hack The Box is looking for a Senior Penetration Tester to join their offensive security team in Greater London. This role involves conducting penetration tests on applications, infrastructure, and cloud environments. Key responsibilities include doc...Read More>>.

Posted: May 8th, 2026
View salary & More Info

Senior Penetration Tester

Company IconFSP Consulting Services Limited
Location Icon

Role Overview 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 c...Read More>>.

Posted: May 11th, 2026
View salary & More Info

Penetration Tester (CHECK) - Hybrid/Remote, UK

Company IconDigital Waffle
Location Icon

Digital Waffle is seeking a Penetration Tester (CHECK Team Member) to join their cybersecurity team in the UK. This role involves conducting network, web, and application security testing for various clients, identifying vulnerabilities, and producin...Read More>>.

Posted: May 17th, 2026
View salary & More Info

Penetration Tester: Offensive Security & Client Impact

Company IconA-LIGN
Location IconLondon

A-LIGN in Greater London is looking for a skilled Penetration Tester to execute high-quality security assessments for diverse clients. You will perform various penetration tests and guarantee the ongoing protection of clients' critical systems and da...Read More>>.

Posted: May 17th, 2026
View salary & More Info

Hybrid Penetration Tester: Web, Cloud & Infra

Company IconBarclay Simpson
Location IconLondon

Barclay Simpson is seeking an experienced Penetration Tester to join their team in Greater London. This internal role offers a variety of projects across WebApp, Infrastructure, and Cloud testing, along with involvement in Red and Purple Teaming. You...Read More>>.

Posted: May 20th, 2026
View salary & More Info

Senior Penetration Tester - Lead Testing & Reporting

Company IconPureCyber Limited
Location IconCardiff

PureCyber Limited is seeking a skilled Senior Penetration Tester to join their growing team in Cardiff, UK. In this role, you will perform manual penetration testing duties across various disciplines, ensuring high-quality outputs through detailed...Read More>>.

Posted: May 22nd, 2026
View salary & More Info

Penetration Tester (CTM) — Drive Secure Transformations

Company IconCapgemini
Location IconBirmingham

Capgemini seeks a skilled penetration tester to join their Technical Assurance Services (CTAS) team. This role involves conducting comprehensive security tests to identify vulnerabilities across IT infrastructures and applications. The ideal candi...Read More>>.

Posted: May 22nd, 2026
View salary & More Info

Principal Penetration Tester (9 Month FTC)

Company IconAllwyn UK
Location IconWatford

At the heart of everything we do is our vision to change lives every day, and our mission to grow The National Lottery responsibly and champion its impact. We are Allwyn UK, part of the Allwyn Entertainment Group – a multi-natio...Read More>>.

Posted: May 23rd, 2026
View salary & More Info

Senior Application Penetration Tester – Cloud & Offense

Company IconAllwyn UK
Location IconWatford

Allwyn UK in Watford is seeking an experienced security professional to enhance their Security Testing function. The role focuses on application security testing and includes tasks such as leading penetration tests and developing a purple team met...Read More>>.

Posted: May 23rd, 2026
View salary & More Info

Penetration Tester — Web, Network & Mobile Security

Company IconBarclays
Location IconKnutsford

Barclays is seeking a Penetration Tester in Knutsford to identify and communicate security vulnerabilities, ensuring the protection of the bank's IT systems. This role works within a collaborative security team, conducting assessments and deliveri...Read More>>.

Posted: May 24th, 2026
View salary & More Info

Penetration Tester — Hybrid in Bristol, Impactful Security

Company IconTrades Workforce Solutions
Location IconBristol

A UK cybersecurity consultancy in Bristol is seeking an experienced Penetration Tester to join their expert team. This hybrid role involves conducting advanced penetration tests, leading vulnerability assessments, and creating detailed reports to hel...Read More>>.

Posted: May 27th, 2026
View salary & More Info

Senior Penetration Tester

Company IconCyber Security training courses
Location IconLondon

This is a fantastic opportunity for an experienced penetration tester to move into an internal role with a leading financial services firm. The role offers variety across Penetration Testing (WebApp, Infrastructure - internal and external, and...Read More>>.

Posted: May 28th, 2026
View salary & More Info
1 2 3 4 65