126 to 150 of 594 Penetration Testing Jobs in the UK

collaborative Test Manager to join the Trust Payments Retail team. You will own and shape the overall test strategy across both manual and automated testing disciplines, with automation being the primary area of growth and strategic focus.Working closely with Development Managers and wider technical stakeholders, you will help transition … hybrid arrangement may be considered.What We Expect of You, Day To Day:Own the end-to-end test strategy across manual and automated testing, ensuring it is understood and adopted across all relevant teamsDefine and lead the automation testing vision, identifying opportunities to automate across functional, regression ...

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 practice. You will deliver a broad range of assessments, including … infrastructure and web app testing, cloud security reviews and high-quality reporting to clients across public and private sectors. #J-18808-Ljbffr ...

Citation Cyber seeks a Security Consultant (Penetration Testing) to join our hybrid UK team, delivering a range of security assessments across client environments and producing clear reports with remediation recommendations. Essential experience includes consultancy pentest work, strong reporting, Windows/Linux/AD knowledge, cloud security testing ...

constructive challenge to business, technology, and cyber teams on cyber security matters.Review complex cyber issues and support solution design, including findings from offensive security testing, vulnerability management, incident lessons learned, and architecture reviews.Translate security insights into practical risk based remediation plans that reduce risk exposure for the organization.Lead … credibility to engage senior engineers, architects, offensive security specialists, risk teams, and senior business stakeholders.Practical offensive security awareness, including attack paths, common enterprise weaknesses, penetration testing outputs, red/purple team findings, exploitability, and risk-based remediation.Security solution architecture knowledge across cloud, identity and access management, network security ...

challenge to business, technology, and cyber teams on cyber security matters. Review complex cyber issues and support solution design, including findings from offensive security testing, vulnerability management, incident lessons learned, and architecture reviews. Translate security insights into practical risk based remediation plans that reduce risk exposure for the organization. … engage senior engineers, architects, offensive security specialists, risk teams, and senior business stakeholders. Practical offensive security awareness, including attack paths, common enterprise weaknesses, penetration testing outputs, red/purple team findings, exploitability, and risk-based remediation. Security solution architecture knowledge across cloud, identity and access management, network security ...

configuration assessments, security hardening reviews and production security assessments. Prioritising, designing and then resolving the findings of threat models and security assurance assessments. Coordinate penetration testing activities, review findings with technical teams and ensure remediation plans are agreed, prioritised and tracked. Assess implementation plans, technical designs and solution … applying methodologies such as STRIDE. Experience carrying out security assurance activities, including solution reviews, security assessments, configuration reviews and security hardening. Experience coordinating penetration testing activities and managing the remediation of identified vulnerabilities. A good understanding of Secure by Design principles and the ability to apply them throughout ...

configuration assessments, security hardening reviews and production security assessments. Prioritising, designing and then resolving the findings of threat models and security assurance assessments. Coordinate penetration testing activities, review findings with technical teams and ensure remediation plans are agreed, prioritised and tracked. Assess implementation plans, technical designs and solution … applying methodologies such as STRIDE. Experience carrying out security assurance activities, including solution reviews, security assessments, configuration reviews and security hardening. Experience coordinating penetration testing activities and managing the remediation of identified vulnerabilities. A good understanding of Secure by Design principles and the ability to apply them throughout ...

standard range are managed through governance controls to protect internal equity. Your impact Are you ready to take the next step in your testing career and lead the delivery of secure, high-quality test solutions? At Leonardo, our Senior Test Engineers combine deep technical knowledge with leadership, driving … support the transition of UK emergency services from the Airwave network to ESN. Working within an agile delivery environment, you will lead and execute testing activities across system, integration, interoperability, acceptance and non-functional test phases, ensuring that the solution meets demanding operational, security, performance and resilience requirements. ...

This role is ideal for a cyber security professional with experience in OT, IT or industrial environments who enjoys technical problem‐solving, hands‐on testing and working with cutting‐edge technologies. What You'll Be Doing Perform cyber security assessments and testing activities to identify vulnerabilities within connected … manufacturing systems. Support penetration testing and security analysis of industrial equipment, networks and emerging manufacturing technologies. Develop and maintain OT cyber security testbeds that demonstrate industry best practice in areas such as asset management, network monitoring and threat detection. Design and implement secure‐by‐design ...

leading software security firm in Belfast is seeking a Senior Penetration Tester to join their team. In this hands-on role, you'll engage in delivering high-quality penetration testing across various sectors, identify and remediate security weaknesses, and mentor junior testers. Essential skills include current security … clearance, at least 2 years of penetration testing experience, and proficiency with tools like BurpSuite Pro and Nmap. The position offers flexible working arrangements, an annual performance bonus, and extensive benefits including a competitive pension and private healthcare. #J-18808-Ljbffr ...

Citation Cyber is a leading UK cyber security consultancy delivering penetration testing, certification, consultancy, training and managed security services. We are expanding our penetration testing team and seeking a Security Consultant to deliver a range of technical security assessments. You will work on infrastructure, web apps … cloud security testing, producing reports and presenting remediation advice to clients, with hybrid UK working arrangements and ongoing professional development. #J-18808-Ljbffr ...

development and assurance. Define and derive product security requirements , working directly with engineering teams on their implementation. Provide security advice throughout product design, development, testing and manufacturing. Produce technical assurance artefacts including Security Cases, Security Operating Procedures, Testing Security Instructions and Key Management Plans . Liaise with internal … security authorities, including the NCSC, to support assurance of security solutions. Advise engineering teams on platform lockdown, configuration and appropriate product security controls. Support penetration testing, analyse findings and develop appropriate remediation plans. Manage through-life security activities including vulnerability management, patch management and obsolescence planning . Support ...

Citation Cyber is seeking a Security Consultant (Penetration Testing) to join our expanding team. You'll deliver a range of security assessments across client environments, identifying vulnerabilities and helping strengthen cyber resilience in hybrid UK engagements. The role requires experience in infrastructure and web app testing, reporting ...

evolving environment. You'll play a key role in strengthening the organisation's cyber security capabilities while helping prepare the environment for an upcoming penetration test programme over the next 3-6 months. The team are looking for someone who can work autonomously, identify potential weaknesses before they become … Microsoft security ecosystem. Identify security gaps and drive remediation activities to improve overall security posture. Support the preparation, coordination and remediation of external penetration testing engagements. Implement and manage identity, access management and privileged access controls. Configure and maintain Conditional Access, RBAC and Privileged Identity Management controls. Improve ...

evolving environment. You'll play a key role in strengthening the organisation's cyber security capabilities while helping prepare the environment for an upcoming penetration test programme over the next 3-6 months. The team are looking for someone who can work autonomously, identify potential weaknesses before they become … Microsoft security ecosystem. Identify security gaps and drive remediation activities to improve overall security posture. Support the preparation, coordination and remediation of external penetration testing engagements. Implement and manage identity, access management and privileged access controls. Configure and maintain Conditional Access, RBAC and Privileged Identity Management controls. Improve ...

engineering practices and reduce manual effortLead threat modelling across product domains and help teams identify and address risks at key trust boundariesEstablish repeatable security testing practices using automation and targeted manual assessmentCoordinate penetration testing and targeted security assessments across relevant product domainsSupport vulnerability intake, triage, remediation, coordinated … security practices and tooling into CI/CD pipelines Experience using AI tools to automate security practices and previously manual activitiesExperience scoping or coordinating penetration testing engagements#li-hybridYour profile will be reviewed and you'll hear from us once we have an update. At Sonos we take ...

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. The role requires experience in consultancy, strong reporting, and excellent communication. We value ...

Contract Penetration Tester - Web Application Location: Brighton/UK-based Engagement: Contract Independent testers and specialist security firms welcome We're looking for an experienced penetration tester or specialist security testing firm to conduct an independent penetration test of a Laravel/PHP web application with … significant API component. Scope The engagement will cover: Web application penetration testing API security testing Authentication and authorisation Infrastructure and cloud configuration Identification and exploitation of relevant vulnerabilities Clear, actionable remediation recommendations Retesting following remediation Required Crest CRT/CCT or OSCP Crest CHECK status ...

Citation Cyber is a leading UK security consultancy delivering penetration testing, certification, consultancy and managed security services. We are expanding our penetration testing team and seek a Security Consultant to join on a hybrid UK basis, with current SC preferred. You will conduct infrastructure … testing, deliver clear reports, and present remediation guidance to clients, while contributing to tooling and knowledge sharing in a collaborative environment. #J-18808-Ljbffr ...

have an accurate view of risks and capabilities. We use realistic cyber ranges and a large CTF suite for our evaluations, run pre-deployment testing of frontier models, and collaborate with our partners across UK government, frontier labs, and NCSC. Role Description We are looking for exceptional cybersecurity experts … technical leads on your team. Your day-to-day work might include building state-of-the-art evaluations (e.g., cyber ranges ), running pre-deployment testing exercises (e.g., Claude Mythos Preview ), validating novel model behaviours (e.g., models cheating in evaluations ), and answering timely research questions (e.g., the capabilities of open ...

operational velocity and enable rapid response to millisecond attack speeds generated by autonomous adversary AI.Execute regular offensive security operations, including AI Red Teaming and penetration testing of generative and agentic systems.Lead the defense against Shadow AI by developing and deploying AI access governance tools and enforcing strict adherence … principles.Enforce secure-by-design principles and integrate security checks into the continuous AI development lifecycle (CI/CD), ensuring coverage for all AI system testing pre and post-deployment.Present complex security concepts (e.g., prompt injection, model drift) to non-technical audiences to drive security awareness and culture across ...

Citation Cyber is seeking a Security Consultant to join its penetration testing team in a hybrid UK role. You will deliver security assessments across client environments, producing thorough reports and presenting remediation recommendations to clients. Ideal candidates will have consultancy or equivalent experience in infrastructure … pentesting, strong reporting skills, and familiarity with Windows, Linux, AD, and cloud security testing (Azure/AWS). #J-18808-Ljbffr ...

operational velocity and enable rapid response to millisecond attack speeds generated by autonomous adversary AI.Execute regular offensive security operations, including AI Red Teaming and penetration testing of generative and agentic systems. Lead the defense against Shadow AI by developing and deploying AI access governance tools and enforcing strict … Enforce secure-by-design principles and integrate security checks into the continuous AI development lifecycle (CI/CD), ensuring coverage for all AI system testing pre and post-deployment. Present complex security concepts (e.g., prompt injection, model drift) to non-technical audiences to drive security awareness and culture across ...

platform, Duo Agent Platform, GitLab Duo Chat, and AI workflows that represent the future of human/AI collaborative development. You'll develop novel testing methodologies (including for AI agent security), conduct hands-on penetration testing, and translate emerging threats into actionable security improvements. Your research will … more specialty areas.Identify novel, systemic, and chained vulnerabilities in GitLab, where individual weaknesses combine for outsized impact.Validate security vulnerabilities through hands-on testing, developing proof-of-concept exploits that demonstrate real-world attack scenarios.Assess emerging industry vulnerability classes against the GitLab codebase in your areas of expertise, and drive ...

Service (SaaS) platforms. Implement and maintain Microsoft Defender , Microsoft Sentinel , Microsoft Purview , and other security technologies . Lead vulnerability management and coordinate penetration testing activities. Secure Microsoft 365 services, including Exchange Online , SharePoint Online , OneDrive , and Microsoft Teams . Implement data protection controls, including Data Loss Prevention … security role. Strong technical expertise in Microsoft Entra ID , Microsoft Defender Suite , Microsoft Sentinel , and Microsoft Purview . Proven experience managing vulnerability scanning and penetration testing programmes. Experience supporting ISO 27001 compliance and coordinating Cyber Essentials and Cyber Essentials Plus certifications. Strong analytical, problem-solving, and risk assessment ...