5 penetration tester jobs found in London

Role: Penetration Tester Duration: 12 month Contract Pay: Up to £500 per day (Outside IR35) Location: Fully Remote Excellent long term contract for an experienced Penetration Tester to support a large-scale international security programme, delivering high-quality offensive security assessments across applications, infrastructure, and networks click apply for full job details

Robert Half are working with our sister firm Protiviti, to recruit for multiple experienced, hands-on Security IT Auditors to work for a major technology provider. You 'll be embedded in small, technical teams to directly execute critical security audits of network and infrastructure systems, focusing on practical, technical evaluation and remediation of real-world risks. Role: Lead and perform end-to-end cyber security audits across diverse network architectures, including both 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 infrastructure, cloud engineering, and SOC teams to...

TypeScript Engineer £500- £560 per day Outside IR35 1 day onsite - London We 're working with a large international travel and transport organisation that is modernising its digital ecosystem following the consolidation of multiple business units. The company is investing heavily in next-generation data and middleware platforms, and they 're looking for a TypeScript Engineer to help shape the services and tooling behind this transformation. The team 's mission is to replace legacy systems with clean, event-driven services and provide consistent, reliable data to applications across the business - from customer-facing products to operational systems. The Role You 'll be joining a multidisciplinary engineering team focused on building backend and occasionally frontend components using modern TypeScript across Node.js and React/Next.js. The role centres on developing APIs, event-driven services, and internal tools that support large-scale,...

Robert Half are working with our sister firm Protiviti, to recruit for multiple experienced, hands-on Security IT Auditors to work for a major technology provider. You'll be embedded in small, technical teams to directly execute critical security audits of network and infrastructure systems, focusing on practical, technical evaluation and remediation of real-world risks. Role: Lead and perform end-to-end cyber security audits across diverse network architectures, including both 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 infrastructure, cloud engineering, and SOC teams to collect evidence,...

Robert Half are working with our sister firm Protiviti, to recruit for multiple experienced, hands-on Security IT Auditors to work for a major technology provider. You'll be Embedded in small, technical teams to directly execute critical security audits of network and infrastructure systems, focusing on practical, technical evaluation and remediation of real-world risks. Role: Lead and perform end-to-end cyber security audits across diverse network architectures, including both 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 infrastructure, cloud engineering, and SOC teams to collect evidence,...