Top Cyber Security Jobs in London

Leads OT cybersecurity consulting engagements for critical national infrastructure clients, including risk, threat, vulnerability, and compliance assessments. Oversees large-scale transformation projects, security architectures, client relationships, commercial proposals, and delivery governance. Manages and develops consultant teams, supports pre-sales and business growth, shapes service offerings, and provides executive-level guidance on OT security, regulatory frameworks, industrial networks, and emerging threats.

Own Pigment’s product, infrastructure, and CI/CD security roadmap as a hands-on technical leader. Responsibilities include threat modeling, secure architecture and code reviews, vulnerability management, assurance testing, detection engineering, incident response, and secure SDLC guidance. The role partners closely with product, engineering, and SRE teams, designs security for AI features and agent identities, strengthens least privilege, and builds automation across cloud and production environments.

Designs and enhances secure end-to-end client IT solutions, identifies vulnerabilities and threats, performs threat modeling and risk assessments, and recommends security controls aligned with business requirements and industry frameworks. The role produces architecture documentation, supports assurance gates, governance, compliance, risk mitigation, supplier security, and security metrics. It also involves client consulting, proposal development, stakeholder communication, and coaching junior team members.

Detect, investigate, and respond to security incidents; maintain logging and SIEM operations; build detections and visibility; support PCI/SOC2/ISO audits; manage endpoint, email, and GitHub security; collaborate across teams and improve on-call and security tooling.

Drive cloud security sales across Northern Europe: build territory plan and pipeline, lead end-to-end Falcon Cloud Security deals, enable regional account teams, engage technical and executive stakeholders, support post-sale adoption and expansion, and provide product and market feedback. Travel up to 50%.

Drive sales across EMEA, manage accounts, develop pipeline, collaborate with teams, and provide sales reporting to meet growth objectives.

Leads global cybersecurity architecture across IT and OT environments, including architecture roadmaps, standards, solution design, governance, technology improvements, risk remediation, threat intelligence, incident response, penetration testing, and cyber accreditation. Partners with stakeholders, suppliers, and technical authorities to improve resilience and security while supporting client cyber health-check services and periodically visiting operational sites.

Administer and support Microsoft 365 productivity platforms, resolve escalated technical issues, design permanent solutions and automations, lead projects, deliver trainings, create reports, and collaborate across teams to improve service stability.

Own strategic post-sales relationships for enterprise customers adopting AI security and governance. Advise stakeholders from security practitioners to CISOs on AI environments, risks, governance, and use cases. Define measurable outcomes, drive platform adoption, support retention and expansion, and coordinate Product, Engineering, Security, Support, and customer operationalization teams. Translate complex AI security capabilities into practical strategies and communicate customer insights internally.

Provide hands-on technical leadership for post-sales customer deployments of an AI security and governance platform. Translate use cases into configurations, integrations, automations, workflows, and production-readiness plans. Diagnose complex technical issues, guide API and scripting integrations, lead customer workshops, create reusable runbooks, and coordinate escalations with Support and Engineering. The role partners across Customer Solutions, Product, Research, Security, and Support to drive scalable technical adoption.

The Account Executive is responsible for driving sales growth in the midmarket segment by managing the entire sales cycle, developing strategic account plans, and achieving quotas through effective relationship building and lead generation.

The Account Executive will drive technology sales to enterprise clients, manage relationships, achieve growth objectives, and develop account management strategies.

Design, implement, and operate Apollo’s security controls across identity, cloud infrastructure, endpoints, and incident response. Build secure-by-default systems, evaluate security vendors, lead security projects, shape the roadmap, and promote effective security practices across the organization. Key initiatives include zero-trust migration, agentic SOC development, sandbox hardening, third-party access reviews, incident response, and penetration-testing tooling.

Secure Apollo’s internal software, infrastructure, and AI-agent environments through threat modeling, red teaming, attack-trajectory development, adversary tracking, and detection engineering. Own security findings through remediation by designing durable controls, automated tests, CI/CD integrations, and monitoring. Collaborate closely with engineers and research teams to address novel AI-agent and insider-risk threats while documenting threat models and failure modes clearly.

Own the technical sales cycle from demo through POC to technical win. Deliver tailored demos, engage customer security and engineering teams, provide architecture guidance, support technical validation and objections, and act as a bridge to Product & Engineering. Represent OX at customer meetings and events.

Own Intropic’s security stack across AWS and GCP cloud infrastructure, endpoints, detection and response, threat modeling, CI/CD security, SaaS integrations, AI agent security, patching, SOC 2, penetration testing, security policies, IT access, and endpoint management. The role combines hands-on security engineering with GRC and IT responsibilities, including out-of-hours incident response and automation.

Seeking AI research scientists and engineers to develop agentic controls, incident response, and forensic capabilities for advanced AI agents. Conduct hands-on research, design scalable detection and control approaches, work with frontier models and compute, collaborate with government and industry stakeholders, and contribute to publication and operational readiness.

Drives information management and digital transformation across a secure defence programme. Responsibilities include developing enterprise information models, aligning digital strategies, gathering requirements, facilitating stakeholder workshops, analysing project data, managing risks, producing documentation, reviewing work, supporting bids, researching technologies, and contributing to team development. The role requires on-site work three days per week in London, Bristol, or Manchester, with potential travel to client sites.

Lead and manage a cross-functional engineering team to design, build, and operate a high-scale payments app. Drive architecture, delivery, code quality, reliability, observability, and incident response while coaching engineers and improving processes to ship customer-focused products quickly and reliably.

Lead and grow a high-performing engineering team building scalable, customer-facing products. Own engineering delivery, architecture, code quality, observability, incident response, and engineering culture. Partner with product, design, mobile, backend and AI teams to turn ambiguous problems into production systems while coaching engineers and improving processes to deliver reliable, high-quality outcomes.

Lead and manage a cross-functional engineering team to design, build, and operate customer-facing products. Own technical architecture, delivery, code quality, reliability, observability, and incident resolution while coaching engineers and improving processes to scale product and engineering outcomes.

Lead and manage a cross-functional engineering team to deliver scalable, reliable wealth management products. Own architecture, delivery, code quality, observability, incident response, and engineer development while partnering with product, design, mobile, backend and AI teams to turn ambiguous problems into production systems used by millions.

Lead and manage a cross-functional engineering team to design, build, and operate scalable, reliable production systems. Own technical architecture, delivery, code quality, observability, incident response, and engineering processes while coaching engineers and driving product outcomes in partnership with product, design, mobile, backend and AI teams.

Leads Smith+Nephew’s global software procurement strategy across enterprise applications, SaaS, digital platforms, and AI-enabled technologies. Manages value creation, supplier negotiations, governance, risk, software optimization, and strategic stakeholder partnerships. Serves as Procurement’s AI Champion and leads, coaches, and develops category management talent while advancing AI-enabled procurement capabilities and responsible technology sourcing practices.

Leads the global OT cybersecurity program across a manufacturing network. Defines governance, manages cyber risk, provides technical oversight, aligns environments with IEC 62443 and NIST frameworks, and embeds security by design into OT projects. Coordinates incident response for OT security events and partners with cybersecurity, IT, engineering, and manufacturing stakeholders to support secure modernization while maintaining operational continuity. Develops team capability and drives consistent cybersecurity practices across global sites.