Latest penetration tester Jobs

Spotlight

Senior Security Consultant (Delivery & Growth)

This role involves leading technical security consulting engagements, working closely with client stakeholders to solve complex security challenges and deliver high-quality consulting outputs. The consultant will also identify and develop opportunities for follow-on work, contributing to account growth and client value.

RiverSafe London, United Kingdom

Hybrid Permanent

Penetration Tester

This role involves conducting comprehensive penetration tests across web, API, network, cloud, and mobile environments, from scoping to client debrief. The candidate will produce detailed technical reports, present findings directly to clients, and contribute to tool development by researching emerging vulnerabilities. It's a client-facing position requiring strong technical depth and communication skills within a consultancy setting.

VIQU IT Clerkenwell, London, EC1R 0EA, United Kingdom £60,000 – £65,000 pa

Penetration Tester (CHECK Team Member)

This role involves conducting penetration tests across various client systems, including infrastructure, web applications, cloud services, and Active Directory environments. You will identify and document vulnerabilities, produce detailed technical reports, and help clients improve their security posture. The role offers exposure to diverse technical challenges and the opportunity to develop your skills within a consultancy environment.

Oscar Technology Oxfordshire, United Kingdom £45,000 – £55,000 pa

Senior Penetration Tester - CTL

Conduct infrastructure and web application penetration tests for clients, contributing to the development of new testing methodologies. Includes dedicated time for research and access to training platforms and certifications to support professional growth.

Bridewell London, United Kingdom

Hybrid Permanent

SC Penetration Tester/ Ethical Hackerp.d OutsideIR35

Conduct penetration testing on public sector and critical national infrastructure systems within an SC-cleared environment. Focus on cloud platforms including Azure and AWS, as well as on-prem infrastructure and containerised environments like Kubernetes. Provide coaching and training support while working remotely with occasional site visits to Manchester, Newcastle, or the North West/North East.

SmartSourcing Ltd Manchester, United Kingdom £650 – £700 pd

Internal Penetration Tester

This role involves conducting manual penetration testing and security assessments of web applications, APIs, and enterprise platforms. You will identify and exploit vulnerabilities, produce detailed technical reports, and work closely with application owners and security stakeholders to improve the organization's cyber resilience.

Salt Search London, United Kingdom £75,000 – £110,000 pa

Cyber Security Consultant - Penetration Tester

Conduct penetration testing engagements across network, cloud, and web application environments, delivering technical assessments and client-facing reporting. Work collaboratively within a security team while managing independent projects and supporting client scoping discussions. Focus on identifying and communicating security risks clearly to both technical and non-technical stakeholders.

FlexIT Talent Solutions Ltd London, United Kingdom £65,000 pa

Graduate Security Consultant / Penetration Tester

This role involves conducting security assessments, vulnerability scans, and penetration testing under supervision. You will work on real client engagements, produce detailed reports, and continuously develop your knowledge of security tools and techniques.

Oscar Technology Bristol, United Kingdom £28,000 – £34,000 pa

Senior Red Team Operator

This role involves leading full-scope Red Team operations across cyber, physical, and social engineering domains to emulate real-world adversaries and test organisational defences. The individual will design and execute sophisticated attacks, develop custom tradecraft and tooling, operate Command and Control frameworks, and deliver compelling narratives of findings to both technical and executive audiences. Emphasis is placed on research, mentorship, and improving detection capabilities through collaboration with defensive teams.

Barclays United Kingdom

Remote Permanent Clearance Required

Security Consultant (CHECK Team)

This role involves conducting penetration testing and vulnerability assessments across infrastructure, networks, and applications. You will produce technical reports, provide remediation recommendations, and support risk assessments to improve the security posture of enterprise systems.

Matchtech London, United Kingdom £580 pd

Security Consultant UK

This role involves conducting security assessments and assurance for new systems and technology changes in a complex enterprise environment. The Security Consultant will work closely with engineering, architecture, and risk teams, applying Secure by Design principles and managing security risks. They will also provide assurance across IAM/PAM, Cloud Security, Network Security, and more.

DCV Technologies London, United Kingdom £500 – £550 pd

Remote Contract Flexible

Enterprise Security Risk Manager

This role involves assessing cyber risks, leading security investigations, and ensuring effective security controls across various domains. You'll work closely with senior stakeholders to shape the organization's security posture and advise on strategic actions.

Head Resourcing Edinburgh, Alba / Scotland, United Kingdom £70,000 pa

Cryptography Operations Engineer

This role involves managing cryptographic assets, including encryption keys and HSMs, to ensure data security across enterprise systems. The engineer will monitor, implement, and support cryptographic solutions, conduct security assessments, and contribute to policy and training. Work includes BAU and on-call support within a global 24/7 team, using tools from Thales and Entrust in complex Windows and Linux environments.

Barclays Knutsford, WA16 9EU, United Kingdom

IT Security Manager

This role involves developing and implementing a Group-wide IT and cyber security strategy, leading risk assessments, incident response, and security audits. You will work closely with senior IT leadership to enhance security standards and build a strong security-first culture across a growing international organisation.

Headliners Recruitment Easthampstead, Berkshire, United Kingdom £70,000 – £80,000 pa

Security Engineer

This role involves hands-on implementation and maintenance of security controls within a Microsoft cloud environment, identifying and remediating security gaps, and preparing for external penetration testing. You will work closely with architecture, security operations, and technology teams to enhance the organization's overall security posture.

Pontoon London, United Kingdom £700 – £800 pd

Hybrid Contract Clearance Required

Tehnical consultant

This role involves providing technical consultancy and advising customers on IT and security solutions. Responsibilities include designing and deploying IT infrastructure, implementing security measures, conducting assessments, and mentoring team members. The role requires strong customer-facing skills and a deep understanding of modern IT and security technologies.

Ultimaze Ltd trading as TSR Select B920Aa, United Kingdom £35,000 – £45,000 pa