1 to 25 of 39 Penetration Testing Jobs in the South East

Ready to take the next step in your penetration testing career and lead a high-performing team at a respected, fast-growing cybersecurity consultancy? This is your opportunity to join a CREST-certified organisation committed to excellence, innovation and integrity. As our new Penetration Testing Team Leader , you’ll play a pivotal role in shaping cutting … edge testing services, developing talented testers, and helping protect clients across government, telecoms, finance, digital currencies and other critical sectors. With structured development, meaningful progression opportunities, and the chance to make a visible impact from day one, this is a role designed for a driven, highly skilled Team Lead who thrives on technical depth, leadership and solving complex security … challenges. The Role at a Glance: Penetration Testing Team Leader Remote with travel to client sites and occasional meetings in London, UK or Channel Islands Up to £95,000 DOE Plus Benefits Benefits: 23 days holiday plus Bank Holidays and extra days based on service, 6% contributory pension and career progression opportunities. Growth: A structured career development plan More ❯

SECFORCE is an independent offensive cyber security consultancy specialised in Penetration Testing, Adversary Simulation and Advisory Consulting services. Founded in 2008 out of love and passion for the hacking craft, we have grown into a well-respected company based in London, Malta and Greece, with teams across Europe working for top-tier organisations all over the world. What … team, technical teams, existing and prospective clients to understand their cybersecurity maturity requirements to propose appropriate solutions from our service portfolio. This is a client-facing role that requires penetration testing and adversary simulation scoping experience. You will guide clients through scoping discussions, informal threat modelling, and the design of practical, risk-aligned testing approaches. A key … part of the role is helping clients understand and articulate their testing and advisory needs. You will explore technical environments and business drivers, identify relevant risks, shaping work that is realistic, impactful and aligned to the client's cyber maturity strategy. Tasks - Lead scoping and discovery calls for penetration testing, adversary simulation and cybersecurity consultancy engagements. - Understand More ❯

Penetration Tester CTM Level - Wokingham, UK Key Points Up to £470 per day, 7-month contract Hybrid model, 3 days onsite and 2 remote Seeking a Penetration Tester at CTM level with strong consultancy skills Active SC Clearance required About the Client Our client is a respected organisation operating within a highly regulated and security focused environment. Their … teams support a wide range of technical services that help strengthen critical digital operations. With growing demand across their security programmes, they are now searching for an experienced Penetration Tester to join their established team. The Benefits Exposure to varied testing engagements Collaborative and supportive technical environment Opportunity to deliver high impact security testing across complex environments … The Penetration Tester Role As the Penetration Tester you will carry out a full range of technical security assessments across infrastructure, applications and networks, using manual and automated techniques to help identify and manage vulnerabilities. You will contribute to research activity, maintain current knowledge of threat trends, produce clear reports and communicate findings effectively to technical and non More ❯

on-premises data centers and public cloud environments. Evaluate technical security controls (such as firewalls, IDS/IPS, security baselines, access controls) by directly interrogating systems, reviewing configurations, and testing controls. (Co-)Conduct vulnerability scans, penetration testing, and protocol analysis using approved tools to validate the efficacy of implemented security measures. Collaborate face-to-face with IT … hands-on corrective input in real time, and supporting project delivery in a dynamic environment. Experience: Minimum 6 years' concrete, hands-on experience in technical IT audit, cyber security testing, penetration testing, or system security analysis. Strong background in technical audit execution within large, complex cloud and network environments. Experience directly configuring, reviewing, and testing network … security controls, not just theoretical or compliance-driven assessments. Preferably prior work in technology sector, ideally involving technical reviews of carrier-grade systems. Proficiency in tools for technical controls testing and vulnerability analysis. Solid experience performing audit tasks and analyse system outputs. In-depth hands-on knowledge of, cloud security frameworks, and endpoint protection strategies. Ability to independently interpret More ❯

Penetration Tester (OSCP) Location: Remote Position Type: Full-time Reports to: Senior Penetration Tester About the Organisation A high-growth security consultancy working across government, space programmes, and FTSE 100 organisations is expanding its offensive security function. The team delivers complex, high-impact testing and simulation work for clients across the UK, US, and Europe. With a … retention, and a track record of delivering cutting-edge work, this is an opportunity to develop quickly in a technically challenging environment. Role Overview We’re looking for a Penetration Tester/Red Team Consultant with 1–3 years’ experience who thrives on variety, problem-solving, and continuous learning. You’ll deliver offensive security assessments, red team operations, and … Responsibilities Deliver red team, purple team, and wider offensive security engagements. Conduct attack simulations, threat modelling, and targeted technical testing. Carry out occasional physical security assessments. Produce high-quality penetration testing and red team reports. Communicate findings clearly to both technical and non-technical stakeholders. Support the development of offensive security services and internal methodologies. Contribute to R More ❯

teams Build and scale specialised security capabilities Mentor talented security professionals Technical Focus Offensive security including hardware hacking and Android exploitation Threat intelligence collection and automation Vulnerability research and penetration testing Security workflow automation using platforms like n8n Strategic Responsibilities Threat modelling and risk assessments Red team exercise coordination Executive partnership and security-to-business translation Our Security … executive visibility, cross-functional influence, and direct impact on product security at scale. Required Experience Hands-on experience in product/application security with proven expertise in vulnerability research, penetration testing, and security architecture Experience leading and scaling security teams with demonstrated success building high-performing Application Security and Threat Intelligence functions Proven track record building threat intelligence More ❯

Security Engineer GCP, Cloud Security, Pen Testing- Hybrid (London) You will be joining a company that build software solutions fast to solve real problems within the workplace. The team builds tools that help engineering and product teams respond to incidents, reduce downtime, and continuously improve. Were looking for a pragmatic, energetic customer facing and product-minded engineers who will … Teams to embed security features into designs Detect security weaknesses across API's, Applications and Infrastructure Driving secure development practices across the business Requirements: White-box and Black-box testing Penetration Testing Cloud Security in GCP Secure Software Development (Go, Typescript) Ability to conduct in-depth Security Research If you're interested please get in touch ASAP More ❯

UAT Test Manager - Contract Location: Reading (Hybrid) Start Date: ASAP Duration: 6 months We're looking for an experienced UAT Test Manager to lead testing for a major ServiceNow replatform project . You'll manage end-to-end testing activities, including SIT, penetration testing, and UAT, ensuring quality and timely delivery. Testing will include validation … integration, system and performance testing of software in a Windows environment. The role must provide support for the planning and execution of test activities, working within the agreed IT processes, in order to ensure robust and high-quality solutions to the end-user community. Key Responsibilities Define and implement test strategy and plans. Manage UAT and oversee all test More ❯

detection/prevention systems (IDS/IPS), antivirus, anti-malware, SIEM (Security Information and Event Management), vulnerability scanners, and data encryption solutions. Manage vulnerability management programs, including regular scanning, penetration testing, and remediation of identified weaknesses. Lead and manage security incident response, including detection, analysis, containment, eradication, recovery, and post-incident review. Develop and maintain robust disaster recovery More ❯

from home. Key Responsibilities Monitor and analyse alerts from SIEM, EDR, firewalls, and other security platforms Lead and coordinate incident response activities Manage security projects including DPIAs, supplier assurance, penetration testing, and remediation Support evaluation and implementation of emerging technology, including AI security tools Conduct threat hunting and support vulnerability scanning and patch management Develop and refine security More ❯

from home. Key Responsibilities Monitor and analyse alerts from SIEM, EDR, firewalls, and other security platforms Lead and coordinate incident response activities Manage security projects including DPIAs, supplier assurance, penetration testing, and remediation Support evaluation and implementation of emerging technology, including AI security tools Conduct threat hunting and support vulnerability scanning and patch management Develop and refine security More ❯

tools Operational (40%) Manage security environments across Azure and AWS infrastructure Coordinate security incident response and vulnerability remediation Oversee security monitoring, alerting, and detection capabilities Manage vulnerability assessment and penetration testing programs Maintain identity and access management controls Compliance & Assurance (30%) Maintain ISO27001 certification and manage audit cycles Ensure PCI/DSS compliance for payment processing systems Manage More ❯

tools Operational (40%) Manage security environments across Azure and AWS infrastructure Coordinate security incident response and vulnerability remediation Oversee security monitoring, alerting, and detection capabilities Manage vulnerability assessment and penetration testing programs Maintain identity and access management controls Compliance & Assurance (30%) Maintain ISO27001 certification and manage audit cycles Ensure PCI/DSS compliance for payment processing systems Manage More ❯

best practices. Strong analytical and prioritization skills with a pragmatic, risk-based approach to decision-making. Leadership experience Nice to have: If you have come from a development/penetration testing background this would be advantageous for my client. Pen testing experience Certifications (CEH)/OSCP This role is on a hybrid basis with 2 - 3 days More ❯

Manage security environments across Azure and AWS infrastructure. Lead incident response efforts and coordinate vulnerability remediation activities. Manage continuous security monitoring, alerting, and detection systems. Administer vulnerability management and penetration testing programs. Maintain strong identity, access, and privilege management controls. Compliance & Assurance (30%) Manage and maintain ISO 27001 certification and audit processes. Ensure ongoing compliance with PCI DSS More ❯

and processes Overseeing BAU security operations, ensuring services are delivered efficiently and in line with SLAs Leading activity across Threat & Vulnerability Management (TVM), PAM, IAM, DLP, Network Security and Penetration Testing Managing outsourced security providers and holding them to account on performance Acting as SME for security improvement projects, aligned to ISO27001/NIST Managing security incidents, including More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯

of the Information Security and Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments will be frequent. Qualifications The More ❯