51 to 75 of 518 Penetration Testing Jobs in the UK

person. In Technology, we’re asking that you attend the office a minimum of 1 day per week. About the Role As an experienced Penetration Tester at Starling, you’ll be joining an established team, working with talented cyber security professionals to ensure our services are designed, developed … operated securely. This is a collaborative role - you’ll directly interact with multiple areas of the business to understand requirements, conduct research, perform security testing, and report issues aligned to our risk framework. Being an internal tester, you’ll gain a strong understanding of how technology works at Starling ...

person. In Technology, we’re asking that you attend the office a minimum of 1 day per week. About the Role As an experienced Penetration Tester at Starling, you’ll be joining an established team, working with talented cyber security professionals to ensure our services are designed, developed … operated securely. This is a collaborative role - you’ll directly interact with multiple areas of the business to understand requirements, conduct research, perform security testing, and report issues aligned to our risk framework. Being an internal tester, you’ll gain a strong understanding of how technology works at Starling ...

security weaknesses, assessing risk, and working with technical and operational teams to ensure timely remediation. The role will also support the coordination of operational penetration testing activities, ensuring testing is effectively scheduled, delivered, and tracked through to remediation. Working closely with risk and operational teams, the Vulnerability … security platforms, and threat intelligence sources. Analyse and triage vulnerabilities, prioritising remediation based on risk, exploitability, and business impact. Support the coordination of operational penetration testing activities, including scheduling, scoping, and tracking remediation of findings. Ensure penetration testing results are clearly documented, prioritised, and fed into ...

security weaknesses, assessing risk, and working with technical and operational teams to ensure timely remediation. The role will also support the coordination of operational penetration testing activities, ensuring testing is effectively scheduled, delivered, and tracked through to remediation. Working closely with risk and operational teams, the Vulnerability … security platforms, and threat intelligence sources. Analyse and triage vulnerabilities, prioritising remediation based on risk, exploitability, and business impact. Support the coordination of operational penetration testing activities, including scheduling, scoping, and tracking remediation of findings. Ensure penetration testing results are clearly documented, prioritised, and fed into ...

person. In Technology, we're asking that you attend the office a minimum of 1 day per week. About the RoleAs an experienced Penetration Tester at Starling, you'll be joining an established team, working with talented cyber security professionals to ensure our services are designed, developed and operated … securely. This is a collaborative role - you'll directly interact with multiple areas of the business to understand requirements, conduct research, perform security testing, and report issues aligned to our risk framework. Being an internal tester, you'll gain a strong understanding of how technology works at Starling ...

## Penetration Tester - Vulnerability ResearcherApplyremote type: Remotelocations: Crawley: Manor Royal Crawley: Doncaster: Templecombe: Bristoltime type: Full timeposted on: Posted Todaytime left to apply: End Date: August 28, 2026 (30 days left to apply)job requisition id: R0332691Location: Crawley, United KingdomThales is a global technology leader with more than … services.Join Thales at a pivotal time as we expand our Cyber Security capability across critical national infrastructure, defence, and aerospace programmes. As a Penetration Tester, you’ll play a key role in identifying vulnerabilities across complex systems and helping secure technologies that truly matter.From secure software to biometrics ...

practices across ColtSecurity integration into CI/CD pipelines (GitLab)Reduction of vulnerabilities through automated scanning and testingAssurance of internet-facing applications through structured penetration testing activitiesWhat you will doProvide security architecture expertise for application security and DevSecOps, supporting standards and best practices across the software development lifecycleContribute … secure software development, aligned to Colt's Secure by Design principlesSupport the integration of security controls into CI/CD pipelines (GitLab), including automated testing and policy enforcementDesign and implement application security controls, including: Static Application Security Testing (SAST)Dynamic Application Security Testing (DAST)Software Composition Analysis ...

hands-on test automation, network validation and service assurance across complex deployment and migration activities. 3 days per week onsite taking ownership of automated testing and validation throughout the change lifecycle, helping ensure deployments are secure, stable and ready to progress into production. Key responsibilities include: Designing, developing … deployments only progress when defined validation criteria are met Developing and maintaining pyATS-based validation suites to verify network state, configuration and behaviour Conducting penetration testing and vulnerability assessments ahead of go-live Supporting Root Cause Analysis (RCA) across network, platform, performance and functional issues Producing structured test ...

hands-on test automation, network validation and service assurance across complex deployment and migration activities. 3 days per week onsite taking ownership of automated testing and validation throughout the change lifecycle, helping ensure deployments are secure, stable and ready to progress into production. Key responsibilities include: Designing, developing … deployments only progress when defined validation criteria are met Developing and maintaining pyATS-based validation suites to verify network state, configuration and behaviour Conducting penetration testing and vulnerability assessments ahead of go-live Supporting Root Cause Analysis (RCA) across network, platform, performance and functional issues Producing structured test ...

Role Overview We are seeking experienced Mobile Security Engineers with strong hands-on expertise in Android and/or iOS application security, mobile security testing and threat modelling . The successful candidates will be responsible for assessing mobile application security, identifying vulnerabilities and risks, developing and maintaining security testing … tools and scripts, and supporting the improvement of the organisation's overall mobile application security posture. Strong practical knowledge of mobile application security standards, penetration testing and security controls is essential. Key Responsibilities Conduct regular reviews of mobile application security posture . Perform hands-on mobile application security ...

technical owners IT Disaster Recovery and Resilience: Coordinate oversight and challenge of IT disaster recovery arrangements, working with Technology Teams to maintain plans, schedule testing, evidence outcomes, identify dependencies and track remediation of weaknesses. IT Change Management: Support effective IT change governance, including chairing or supporting the Good Energy … that technical owners complete agreed actions before implementation where required. PCI-DSS Compliance: Coordinate and support PCI-DSS control activity, evidence gathering, control testing and remediation tracking where technology controls are in scope. Penetration Testing and Vulnerability Management: Coordinate penetration testing and support vulnerability management ...

J.P. Morgan is seeking a Penetration Testing Vendor Management Lead to own delivery excellence across third-party testing programs. This governance and commercial role supports program-level oversight, working with Penetration Testing and wider governance forums. You will bridge product, engineering, procurement and finance, coaching ...

Citation Cyber is seeking a Security Consultant (Penetration Testing) to deliver comprehensive assessments for client environments in a hybrid UK role. You will conduct infrastructure and web application tests, produce clear reports, and present findings to clients. The ideal candidate will have consultancy penetration testing experience … strong reporting skills, knowledge of Windows/Linux/AD, cloud testing (Azure/AWS), and a commitment to continuous learning; CTM/SC clearance is desirable. #J-18808-Ljbffr ...

Team) to join a client on a short-term contract basis. This is an excellent opportunity for a hands-on security professional with strong penetration testing experience to support a variety of security assessment activities across enterprise systems and applications. Key Responsibilities Conduct penetration testing … technical reports and remediation recommendations Work closely with technical and project teams to improve security posture Support risk assessments and security assurance activities Ensure testing activities align with industry standards and best practices Essential Skills & Experience Demonstrable experience delivering penetration testing engagements Strong understanding of infrastructure, network ...

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 candidate has consultancy experience in penetration testing, strong reporting, and knowledge of Windows … Linux/AD and cloud testing (Azure/AWS). The role supports CHECK/CREST development and offers growth. #J-18808-Ljbffr ...

Implement OT cybersecurity strategies - including firewalls, intrusion detection systems, encryption, and patch management - aligned with IEC 62443, NIST, or ISO 27001 standards. Vulnerability and Penetration Testing - Conduct regular vulnerability assessments, system audits, and penetration testing to identify and mitigate security risks. Data Integration and Analytics - Develop … Controls Engineer, Industrial Cyber Security, IEC 62443, NIST CSF, ISO 27001, Network Engineer, Industrial Ethernet, Fieldbus, IT/OT Convergence, MES, ERP, Vulnerability Assessment, Penetration Testing, Manufacturing Engineer ...

based application security business as a member of the AppSec Engineering team. Cytix is a platform that threat models development tickets and creates security testing plans that include both manual and automated testing. In this role, you won't be confined to traditional 4+1 web applications. We're breaking … constraints of CHECK or CE+ standards, and we're not interested in producing lengthy PDF reports. Instead, our focus is on seamlessly integrating continuous penetration testing into our customers' Software Development Life Cycle (SDLC). Collaborating closely with both our in-house development team and clients ...

Citation Cyber is a leading UK cyber security consultancy delivering penetration testing and related services. We are looking for a Security Consultant to join our CHECK-aligned penetration testing team, delivering assessments across client environments in a hybrid UK role. You will conduct infrastructure ...

Citation Cyber is a leading UK cyber security consultancy delivering penetration testing, certification, consultancy, training and managed services. We are a NCSC CHECK provider and CREST member expanding our penetration testing team. We welcome CTMs or experienced testers to join our growing practice. You will work ...

make it to our office twice a month or remote) Cytix is a platform that threat models development tickets and creates security testing plans that include both manual and automated testing. In this role, you won't be confined to traditional 4+1 web applications. We're breaking away from … constraints of CHECK or CE+ standards, and we're not interested in producing lengthy PDF reports. Instead, our focus is on seamlessly integrating continuous penetration testing into our customers' Software Development Life Cycle (SDLC). Collaborating closely with both our in-house development team and clients ...

ability to judge their severity and impact to the business, and to articulate that risk clearly to both engineers and senior stakeholders Strong penetration testing skills, primarily focusing on web application penetration testing experience and security research, including the ability to identify logic flaws, chained vulnerabilities … bounty processes is a strong plus Experience in Information Security or a related field, with demonstrable hands-on work in vulnerability assessment, penetration testing, or security engineering. At Apple, we're not all the same. And that's our greatest strength. We draw on the differences ...

Citation Cyber is a leading UK cyber security consultancy delivering penetration testing, certification and managed security services. As a Security Consultant you will join our penetration testing team, delivering assessments across client environments, identifying vulnerabilities and presenting remediation guidance to clients. The role emphasises collaboration, continuous ...

storage, networks and virtualisation, helping to protect critical systems. It's a hands-on assurance role combining technically advanced security assessments, ethical hacking and penetration testing with risk management, remediation planning and senior stakeholder engagement. You will advise complex projects on security requirements, translate technical findings into clear … with project teams, senior management and stakeholders, providing security briefings, technical guidance and input into system requirements. Plan and lead technically advanced security assessments, testing and reporting within agreed governance and timescales. Perform ethical hacking and penetration testing against internal systems using tools such as Kali Linux ...

Citation Cyber is a leading UK cyber security consultancy delivering penetration testing, certification services, consultancy and managed security solutions to organisations across public and private sectors. As a CHECK provider and CREST member, Citation Cyber is growing its penetration testing team and seeks a Security Consultant ...

Citation Cyber, a leading UK cybersecurity consultancy, invites a Security Consultant (Penetration Testing) to join their growing team. The role focuses on delivering diverse security assessments, identifying vulnerabilities and advising remediation across client environments. The position offers hybrid working within the UK and exposure to both public … private sector projects. The ideal candidate has consultancy penetration testing experience, strong reporting skills, and proficiency in #J-18808-Ljbffr ...