51 to 75 of 251 Penetration Testing Jobs in England

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 ...

Graduate Security Consultant/Penetration Tester - Bristol - £28,000-34,000 We're looking for a motivated graduate to join a cyber consultancy team in Bristol and begin building a career in security consulting and penetration testing, with structured mentorship and training from day one. This … offensive security. What you'll be doing: Carrying out security assessments and vulnerability scans across client systems, networks and applications Taking part in penetration testing engagements under guidance and supervision, helping identify and exploit vulnerabilities in client environments Analysing security risks and contributing to recommendations that help clients ...

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 ...

implement and maintain robust security systems and protocols across the IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure and detect and respond to potential threats. … SSO.* Manage MDM\MAM and Conditional Access* Manage security certificates and keys.* Deliver Cyber Security Awareness Training* Remediate vulnerabilities and weaknesses identified during penetration testing.Experience - EssentialThe successful candidate will have a good working knowledge and experience in managing the majority of the following technology stack * CrowdStrike EDR* Mimecast Mail ...

implement and maintain robust security systems and protocols across the IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure and detect and respond to potential threats. … SSO. * Manage MDM\MAM and Conditional Access * Manage security certificates and keys. * Deliver Cyber Security Awareness Training * Remediate vulnerabilities and weaknesses identified during penetration testing. Experience - Essential The successful candidate will have a good working knowledge and experience in managing the majority of the following technology stack * CrowdStrike ...

mobile channel. We provide a suite of mobile security components, that provides an all-round security posture in mobile apps including associated services (penetration testing, obfuscation, consultancy etc.). Our mission is to build a scalable, adaptable, and proactive approach to securing client's mobile apps, enabling mobile … mobile platform. The key aspect of this role is the design and delivery of a world-class security framework, including associated services (penetration testing, research, consultancy etc.). Role Overview Experience of Mobile platform security, threat modelling and mitigation techniques Capable of conducting regular reviews of our mobile ...

Essential Roles & Responsibilities 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 engineering and Red Team … exercises. Key Responsibilities: Undertaking web and mobile application testing and infrastructure testing engagements Using the opportunities provided by the business to improve skills and capabilities into all areas of testing Working with key clients providing bespoke consultancy, analysis and expertise Collaborating with other Claranet Business Units ...

banks, and crypto exchanges to investigate financial crime — secure by design. We partner directly with product and platform engineering on threat modeling, design reviews, penetration testing, and remediation of findings across our AWS and Kubernetes estate. As a Staff Product Security Engineer, you'll be the technical lead … platform engineering teams on design, code, and remediation Own Unified Security Review process for new product launches, vendor evaluations, and AI tooling — including custom penetration tests scoped to each review Drive Security Engineering Risk Management Framework, for consistent risk classification and remediation tracking across product Lead the Vulnerability Disclosure ...

J.P. Morgan in London seeks an Assessments & Exercises Vice President to lead penetration testing across critical apps, platforms and the perimeter. You will design tests, evaluate controls, and drive remediation with developers and risk teams. Successful candidates bring 5+ years of hands-on testing experience, strong security ...

secure connectivity Lead network upgrades across multiple sites with minimal business disruption Deliver infrastructure integration and migration projects Strengthen cyber security through vulnerability management, penetration testing remediation and security best practice Provide 2nd/3rd line technical expertise for complex infrastructure issues Work closely with senior stakeholders, technical … experience including LAN, WAN, VLANs, VPNs and Wi-Fi Experience with firewalls and network security technologies Solid understanding of cyber security, vulnerability management and penetration testing principles Experience delivering infrastructure or networking projects Excellent communication and stakeholder management skills Exposure to Azure infrastructure or cloud networking is desirable ...

real impact. Responsibilities: Lead threat modelling across a portfolio of AI native products. Build, enhance and maintain security tooling and DevSecOps automation. Coordinate penetration testing activities and ensure remediation is delivered. Validate vulnerabilities, separating genuine security risks from false positives. Work closely with engineering teams to embed security … threat modelling and secure software development. Experience building security tooling and automation. Hands on experience with vulnerability management, validation and remediation. Knowledge of penetration testing methodologies and security scanning. Experience working within modern CI/CD environments. Exposure to AI assisted development tools such as Cursor, Codex, Claude ...

role that will combine technical breadth with practical influence. You’ll assess solutions across areas such as cyber security, networking, hardware, cryptography and penetration testing, using a structured, analytical approach to identify risks. You’ll provide decision makers and risk owners with advice on the technical aspects … with the organisation. About you You’ll bring a strong technical background, with experience in cyber security or related disciplines such as network engineering, penetration testing, vulnerability research, systems architecture or technical capability development. Crucially, this experience must have been gained within a national security or intelligence environment ...

role that will combine technical breadth with practical influence. You’ll assess solutions across areas such as cyber security, networking, hardware, cryptography and penetration testing, using a structured, analytical approach to identify risks. You’ll provide decision makers and risk owners with advice on the technical aspects … with the organisation. About you You’ll bring a strong technical background, with experience in cyber security or related disciplines such as network engineering, penetration testing, vulnerability research, systems architecture or technical capability development. Crucially, this experience must have been gained within a national security or intelligence environment ...

project stakeholders and third-party suppliers, you will play a key role in ensuring the successful delivery of the system through data analysis, testing, integrations and implementation support. Key Responsibilities Support the implementation and configuration of the Cezanne HR system. Analyse and validate HR data to ensure accuracy … data migration activities. Work with technical teams on API integrations between Cezanne HR and other business systems. Develop, execute and manage User Acceptance Testing (UAT) . Create and maintain comprehensive test scripts and testing documentation. Coordinate issue resolution during testing and implementation. Support penetration testing ...

maintain robust security systems and protocols across the organisation IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure and detect and respond to potential threats. … Manage MDM\MAM and Conditional Access Manage security certificates and keys Deliver Cyber Security Awareness Training Remediate vulnerabilities and weaknesses identified during penetration testing Experience Essential: The successful candidate will have a good working knowledge and experience in managing the majority of the following technology stack CrowdStrike ...

real-world threats. The role would suit individuals who enjoy breaking software rather than building it, with many successful candidates coming from backgrounds in penetration testing, red teaming, exploit development, malware analysis or security research. You'll be responsible for investigating complex technical challenges, conducting detailed analysis … technical stakeholders, contributing directly to the development of secure systems and capabilities. What They're Looking For Experience in Vulnerability Research, Security Research, Penetration Testing, Red Teaming or Reverse Engineering. Strong understanding of how software and systems operate at a low level. Experience identifying and analysing vulnerabilities within ...

real-world threats. The role would suit individuals who enjoy breaking software rather than building it, with many successful candidates coming from backgrounds in penetration testing, red teaming, exploit development, malware analysis or security research. You'll be responsible for investigating complex technical challenges, conducting detailed analysis … technical stakeholders, contributing directly to the development of secure systems and capabilities. What They're Looking For Experience in Vulnerability Research, Security Research, Penetration Testing, Red Teaming or Reverse Engineering. Strong understanding of how software and systems operate at a low level. Experience identifying and analysing vulnerabilities within ...

real-world threats. The role would suit individuals who enjoy breaking software rather than building it, with many successful candidates coming from backgrounds in penetration testing, red teaming, exploit development, malware analysis or security research. You'll be responsible for investigating complex technical challenges, conducting detailed analysis … technical stakeholders, contributing directly to the development of secure systems and capabilities. What They're Looking For Experience in Vulnerability Research, Security Research, Penetration Testing, Red Teaming or Reverse Engineering. Strong understanding of how software and systems operate at a low level. Experience identifying and analysing vulnerabilities within ...

Some fully expensed office time will be required during onboarding and for occasional team collaboration. Is this you? Perhaps you're currently working in penetration testing or offensive security consulting but find yourself enjoying the reconnaissance, planning, and investigative side of an engagement more than the exploitation itself. … continuously understand and reduce their external attack surface through structured reconnaissance, asset discovery, technical investigation, and risk-driven analysis. Rather than delivering one-off penetration tests, you'll be helping clients answer the bigger questions-identifying exposed assets, uncovering potential attack paths, validating findings, and prioritising what genuinely matters. ...

vulnerability management) sufficient to engage credibly with the wider infosec team and its systems. Critically review and challenge supplier technical proposals, architectures and security testing reports (e.g. Soc 2, penetration test reports) ensuring proportionate controls are in place. Provide informed input into security testing scope (e.g. Penetration testing, configuration reviews) and review remediation activity with suppliers. Support incident response and operational infosec activities as required, providing cover and acting as an all-round contributor in a small team. Maintain awareness of ai developments relevant to information security, including both the risks (e.g. Shadow ai, agentic ...

Lead cyber risk identification, assessment, and mitigation activities Oversee security architecture to ensure alignment with wider technology strategy Drive continuous improvement through security assessments, testing, and reporting Ensure effective incident detection, response, and recovery capabilities Lead vulnerability management and remediation across all technology environments Oversee third‐party security testing, including penetration testing and phishing simulations Promote a strong cyber‐security culture through training and awareness initiatives Monitor and report on threat intelligence trends and emerging risks About You You will be a strategic and influential cyber security leader with a strong track record of operating ...

adopt secure practices without unnecessary friction. Vulnerability management experience: experience triaging and tracking application vulnerabilities from sources such as SAST, dependency scanning, secret scanning, penetration tests, bug bounty reports or third-party advisories. CI/CD and code security awareness: familiarity with security tooling in development workflows, such … security, cloud security or infrastructure-as-code security. Experience with Terraform or CloudFormation. Experience with container or Kubernetes security. Experience with bug bounty, penetration testing or security testing programmes. Experience with Splunk or similar logging/SIEM platforms. Exposure to AI security, such as LLM-enabled applications ...

Penetration Tester - Bristol - £40,000-45,000 We're working with a well-established and highly regarded cyber security consultancy, known for delivering high-end penetration testing, vulnerability assessment and red teaming services to clients across critical sectors including telecoms, finance, defence, rail and aerospace. Their team ...

## Penetration TesterApplylocations: London Office, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: JR102006Darktrace is a global leader in AI-driven cybersecurity, helping organizations stay ahead of evolving threats every day. Darktrace was built on a genuinely differentiated idea: that Adaptive AI could detect and respond … curiosity to grow beyond them.Our Values: Own It | Win as One | Raise Our Bar | Move First. Learn Fast **Job D****escription****:**As a Penetration Tester within the internal cybersecurity team, you’ll play a key role in identifying and mitigating security risks across the organisation’s digital landscape. This ...

business and technology projects Define functional security requirements and promote secure by design principles Review solution architectures to ensure compliance with security standards Define penetration testing scope and support security testing activities Produce security standards, technical documentation and governance artefacts Advise on security services and recommend improvements ...