1 to 25 of 44 Permanent Security Architecture Jobs in Central London

Job Title: Information Security Architect Location: London Hybrid Working: 50% Remote/50% Office Leading Financial Services/FinTech are seeking a highly technical and broad Information Security Architect to join their security architecture team. This is a key position responsible for ensuring that the design, delivery, and operation of systems and services meet the highest … security architecture and compliance standards. Information Security Architect will provide architectural leadership across multiple security domains — combining deep hands-on technical security expertise with strategic enterprise security architecture thinking. You will play a critical role in embedding security throughout the technology landscape, from solution-level security reviews to security solutions … and enterprise-wide security architecture standards. This role requires a balance of security solution architecture, technical review and assurance, and enterprise security architecture skills. You will define and validate security controls, assess new technologies, perform security design reviews, and ensure security-by-design principles are consistently applied across hybrid, on-premise More ❯

Job Title: Information Security Architect Location: London Hybrid Working: 50% Remote/50% Office Leading Financial Services/FinTech are seeking a highly technical and broad Information Security Architect to join their security architecture team. This is a key position responsible for ensuring that the design, delivery, and operation of systems and services meet the highest … security architecture and compliance standards. Information Security Architect will provide architectural leadership across multiple security domains — combining deep hands-on technical security expertise with strategic enterprise security architecture thinking. You will play a critical role in embedding security throughout the technology landscape, from solution-level security reviews to security solutions … and enterprise-wide security architecture standards. This role requires a balance of security solution architecture, technical review and assurance, and enterprise security architecture skills. You will define and validate security controls, assess new technologies, perform security design reviews, and ensure security-by-design principles are consistently applied across hybrid, on-premise More ❯

Senior Security Consultant (Architecture – AI Specialist) Up to £115,000 + £4,000 car allowance + 15% bonus + benefits Location: Hybrid (UK-based) | Security Clearance: Must be eligible for SC Our client is a leading global consultancy, delivering large-scale digital transformation and cybersecurity programmes across government and enterprise. They’re now expanding their security architecture function to bring in a senior specialist focused on AI and machine learning security,someone capable of shaping the future of secure, ethical, and compliant AI adoption across critical environments. What you’ll do This is a senior, strategic consulting role — driving AI/ML security architecture, influencing C-suite direction, and ensuring security-by-design across complex AI systems and data pipelines. You’ll define and deliver AI security strategies, develop reference architectures, and provide expert guidance on risk management, data protection, and ethical AI governance. You’ll also play a key role in client engagement, helping shape proposals, define solutions, and drive pre-sales activity. To justify the upper end More ❯

Senior Security Consultant (Architecture – AI Specialist) Up to £115,000 + £4,000 car allowance + 15% bonus + benefits Location: Hybrid (UK-based) | Security Clearance: Must be eligible for SC Our client is a leading global consultancy, delivering large-scale digital transformation and cybersecurity programmes across government and enterprise. They’re now expanding their security architecture function to bring in a senior specialist focused on AI and machine learning security,someone capable of shaping the future of secure, ethical, and compliant AI adoption across critical environments. What you’ll do This is a senior, strategic consulting role — driving AI/ML security architecture, influencing C-suite direction, and ensuring security-by-design across complex AI systems and data pipelines. You’ll define and deliver AI security strategies, develop reference architectures, and provide expert guidance on risk management, data protection, and ethical AI governance. You’ll also play a key role in client engagement, helping shape proposals, define solutions, and drive pre-sales activity. To justify the upper end More ❯

people of all different backgrounds and identities to apply. We are committed to maintaining an inclusive, and supportive place for you do your very best work. A UK Government Security Check (SC) clearance is required for this role. If you dont hold SC clearance, we will support you to apply assuming you have lived and worked in the UK … a British Citizenship or Dual Citizenship. Due to project requirements, at least 12 months Central Government experience in the last 5 years is strongly preferred. As an Aker Lead Security Architect, you will be a recognised subject matter expert in security, risk management and compliance with demonstrable experience in highly regulated industries, specifically UK Government and/or … Defence. You will build effective working relationships with delivery team members and Aker customers and operate without supervision as a security lead across multiple projects and platforms, with extensive latitude for independent judgment to drive the required outcomes for Aker and its customers. You will: Lead client-specific security and assurance of highly complex, cloud-centric data and More ❯

Enterprise Architect – Security Domain Salary: Up to £115,000 per annum Location: Hybrid/London based We are seeking a seasoned Enterprise Architect specialising in cyber security to lead the development of security strategies, architectural roadmaps, and governance frameworks. This newly created role will sit within the Enterprise Architecture (EA) function , working closely with the Cyber … Security team to embed a ‘secure by design’ approach across the organisation’s technology landscape. You will play a pivotal role in translating business strategy into a robust security architecture, ensuring alignment with current and future enterprise needs. This includes producing architectural artefacts such as landscapes, principles, standards, and insights, while providing architectural assurance and guidance to … technical teams across the wider technology function. Key Responsibilities Define and evolve the organisation’s cyber security architecture, strategy, and roadmaps. Collaborate with stakeholders across business and technology to scope and shape future architectural plans. Design and maintain conceptual and logical security views across application and technology domains. Develop and manage security taxonomies and component glossaries. More ❯

Enterprise Architect – Security Domain Salary: Up to £115,000 per annum Location: Hybrid/London based We are seeking a seasoned Enterprise Architect specialising in cyber security to lead the development of security strategies, architectural roadmaps, and governance frameworks. This newly created role will sit within the Enterprise Architecture (EA) function , working closely with the Cyber … Security team to embed a ‘secure by design’ approach across the organisation’s technology landscape. You will play a pivotal role in translating business strategy into a robust security architecture, ensuring alignment with current and future enterprise needs. This includes producing architectural artefacts such as landscapes, principles, standards, and insights, while providing architectural assurance and guidance to … technical teams across the wider technology function. Key Responsibilities Define and evolve the organisation’s cyber security architecture, strategy, and roadmaps. Collaborate with stakeholders across business and technology to scope and shape future architectural plans. Design and maintain conceptual and logical security views across application and technology domains. Develop and manage security taxonomies and component glossaries. More ❯

Architect Salary: £70,000 - £80,000 base DOE Remote/Home-based role with infrequent travel to client sites as and when required. MUST be eligible for UK Government Security Clearance. We’re seeking an experienced Senior Cyber Architect to join a fast-paced consulting engagement within a complex, high-impact technology environment. This isn’t a purely advisory … position; it’s for someone who can design, build, and implement secure solutions across on-premise, cloud, and hybrid infrastructures . You’ll take ownership of key security projects, applying deep technical understanding to real-world challenges, and ensuring solutions are both secure and practical. We’re looking for someone who mirrors the blend of hands-on expertise and … industries and technologies, this could be your next big move. What you’ll be doing as a Senior Cyber Architect: Acting as a trusted advisor to clients, shaping secure security architecture solutions from concept through to implementation. Designing and implementing security controls, frameworks, and technical solutions. Designing and delivering security architecture across hybrid, cloud, and More ❯

IT Security Engineer Feltham (Hybrid) £50,000 Base + Benefits Overview The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization’s systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology operations and architecture. The … IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner. Key Responsibilities: Security Architecture & Implementation Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms. Implement secure network architecture and enforce segmentation and least-privilege access … controls. Support secure cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS). Threat Detection & Incident Response Monitor and analyze security alerts and network traffic for threats or suspicious activity. Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting. Conduct root cause analysis and implement security hardening improvements. Vulnerability & Risk More ❯

IT Security Engineer Feltham (Hybrid) £50,000 Base + Benefits Overview The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization’s systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology operations and architecture. The … IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner. Key Responsibilities: Security Architecture & Implementation Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms. Implement secure network architecture and enforce segmentation and least-privilege access … controls. Support secure cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS). Threat Detection & Incident Response Monitor and analyze security alerts and network traffic for threats or suspicious activity. Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting. Conduct root cause analysis and implement security hardening improvements. Vulnerability & Risk More ❯

Logiq is a fast‐growing technology company delivering secure, modern platforms for high‐risk, mission‐critical environments across the private sector and UK Central Government. We are expanding our Security Architecture capability and seeking experienced Principal Security Architects who can shape, assure, and enable delivery of secure, cloud‐native services at scale. You will be comfortable working … across the full systems lifecycle, from discovery and architecture through delivery and transition to live, serving as a trusted “customer friend”. You’ll partner with engineering, product, and senior leadership to embed Secure by Design, de‐risk complex change, and simplify security for decision‐makers. A strong grasp of how contemporary cloud‐native services (containers, Kubernetes, microservices …/serverless, identity, secrets, and zero trust patterns) are designed and implemented is essential to success in this role. Our consultants lead parallel workstreams spanning security engineering and assurance, maintain day‐to‐day client engagement, and contribute to presales and bid activity when needed. What you’ll do Secure product & platform delivery (cloud‐native focus) • Provide hands‐on cyber More ❯

Logiq is a fast‐growing technology company delivering secure, modern platforms for high‐risk, mission‐critical environments across the private sector and UK Central Government. We are expanding our Security Architecture capability and seeking experienced Principal Security Architects who can shape, assure, and enable delivery of secure, cloud‐native services at scale. You will be comfortable working … across the full systems lifecycle, from discovery and architecture through delivery and transition to live, serving as a trusted “customer friend”. You’ll partner with engineering, product, and senior leadership to embed Secure by Design, de‐risk complex change, and simplify security for decision‐makers. A strong grasp of how contemporary cloud‐native services (containers, Kubernetes, microservices …/serverless, identity, secrets, and zero trust patterns) are designed and implemented is essential to success in this role. Our consultants lead parallel workstreams spanning security engineering and assurance, maintain day‐to‐day client engagement, and contribute to presales and bid activity when needed. What you’ll do Secure product & platform delivery (cloud‐native focus) • Provide hands‐on cyber More ❯

CYBER SECURITY ENGINEER About Us As part of the Embignell Group, Stonebridge International Insurance Ltd and Union Income Benefit Ltd operate as an insurer and a leading insurance brokerage respectively. Working in partnership with some of the largest Trade Unions, we have set up policies for over 2.5 million members. Our policies are designed to provide simple, easy-to … has seen us recognised with Investors in People status since 2002. The Role As Cybersecurity Engineer, you'll strengthen the organisation's cyber resilience by developing, deploying, and monitoring security controls across on-premise, cloud, and hybrid systems. You will identify vulnerabilities, respond to incidents, and proactively harden systems to ensure the confidentiality, integrity, and availability of business and … customer data in line with regulatory and industry standards. Key Responsibilities Security Architecture & Engineering Design, implement, and maintain layered ("defence-in-depth") security architectures across network, host, application, and data layers Integrate security controls within hybrid cloud environments (AWS, Azure, Microsoft 365) and on-premise systems Deploy, configure, and tune platforms including SASE, Sentinel One, AWS More ❯

CYBER SECURITY ENGINEER About Us As part of the Embignell Group, Stonebridge International Insurance Ltd and Union Income Benefit Ltd operate as an insurer and a leading insurance brokerage respectively. Working in partnership with some of the largest Trade Unions, we have set up policies for over 2.5 million members. Our policies are designed to provide simple, easy-to … has seen us recognised with Investors in People status since 2002. The Role As Cybersecurity Engineer, you'll strengthen the organisation's cyber resilience by developing, deploying, and monitoring security controls across on-premise, cloud, and hybrid systems. You will identify vulnerabilities, respond to incidents, and proactively harden systems to ensure the confidentiality, integrity, and availability of business and … customer data in line with regulatory and industry standards. Key Responsibilities Security Architecture & Engineering Design, implement, and maintain layered ("defence-in-depth") security architectures across network, host, application, and data layers Integrate security controls within hybrid cloud environments (AWS, Azure, Microsoft 365) and on-premise systems Deploy, configure, and tune platforms including SASE, Sentinel One, AWS More ❯

The work we do matters We protect and defend our customers and communities by providing the most comprehensive range of cyber security professional services in the region. With more than 1,400 team members across Australia, New Zealand, the UK and US, we are a leading force in cyber security, offering services from strategy, GRC, managed security services, cloud security, digital forensics and cyber education. If you’re ready to work with teammates that get you, a leader that supports you and customers that need you, then you’re ready for CyberCX. How you will make an impact The Senior Consultant will be responsible for engaging with customers to solve their most challenging cyber security problems, protect their future, and empower them to thrive in an uncertain world. This role requires an experienced cyber security professional capable of leading client meetings and producing high-quality deliverables with minimal supervision while also using their business acumen to identify new opportunities and support business development activities including proposals and presentations. ISO specialism is required. Day More ❯

The work we do matters We protect and defend our customers and communities by providing the most comprehensive range of cyber security professional services in the region. With more than 1,400 team members across Australia, New Zealand, the UK and US, we are a leading force in cyber security, offering services from strategy, GRC, managed security services, cloud security, digital forensics and cyber education. If you’re ready to work with teammates that get you, a leader that supports you and customers that need you, then you’re ready for CyberCX. How you will make an impact The Senior Consultant will be responsible for engaging with customers to solve their most challenging cyber security problems, protect their future, and empower them to thrive in an uncertain world. This role requires an experienced cyber security professional capable of leading client meetings and producing high-quality deliverables with minimal supervision while also using their business acumen to identify new opportunities and support business development activities including proposals and presentations. ISO specialism is required. Day More ❯

Head of Security Operations Hybrid 3x per week in the office Our client a global insurance business are looking for a Head of Security to join them on a permanent basis. You will help to establish and lead local security operations capability across European offices, providing strategic technical leadership in incident response, cyber threat visibility, and security resilience. This role will bridge the gap between our centralized corporate security services and regional business needs. Key Responsibilities Incident Response & Security Operations Lead and mature security incident response capabilities across the organisation Oversee incident investigations, alert triage, and threat hunting activities Develop and execute tabletop exercises and incident response playbooks Provide expert technical guidance during … security incidents and recovery efforts Build real-time visibility into organisational cyber telemetry and security posture Leadership & Team Management Line manage and mentor a security engineer and future team members Strategic & Stakeholder Engagement Partner with third-party security service providers and managed services Align regional security operations with global CISO strategy Operational Excellence Enhance detection More ❯

Head of Security Operations Hybrid 3x per week in the office Our client a global insurance business are looking for a Head of Security to join them on a permanent basis. You will help to establish and lead local security operations capability across European offices, providing strategic technical leadership in incident response, cyber threat visibility, and security resilience. This role will bridge the gap between our centralized corporate security services and regional business needs. Key Responsibilities Incident Response & Security Operations Lead and mature security incident response capabilities across the organisation Oversee incident investigations, alert triage, and threat hunting activities Develop and execute tabletop exercises and incident response playbooks Provide expert technical guidance during … security incidents and recovery efforts Build real-time visibility into organisational cyber telemetry and security posture Leadership & Team Management Line manage and mentor a security engineer and future team members Strategic & Stakeholder Engagement Partner with third-party security service providers and managed services Align regional security operations with global CISO strategy Operational Excellence Enhance detection More ❯

Senior Security Consultant (Architecture – AI Specialist) London – Hybrid (2–3 days on-site) Up to £115,000 + Excellent Package This is a rare opportunity to join one of the world’s leading technology and consulting firms, working within their elite UK Cyber Security practice. You’ll be shaping the future of secure AI for major government … that protect some of the most advanced AI/ML systems in use today. This team sits at the forefront of secure digital transformation, helping clients navigate emerging AI security challenges, from model integrity and data privacy to adversarial threats and ethical governance. What you’ll be doing Defining and delivering enterprise-level AI/ML security strategy … and architecture Designing secure AI/ML models, pipelines, and cloud infrastructures across Azure, AWS and GCP Leading complex AI risk assessments, adversarial testing, and governance initiatives Embedding ethical AI principles and regulatory compliance (EU AI Act, GDPR, ISO 27001) Influencing senior stakeholders on secure AI adoption and architecture decisions Experience required 7+ years’ experience in cybersecurity, ideally More ❯

Senior Security Consultant (Architecture – AI Specialist) London – Hybrid (2–3 days on-site) Up to £115,000 + Excellent Package This is a rare opportunity to join one of the world’s leading technology and consulting firms, working within their elite UK Cyber Security practice. You’ll be shaping the future of secure AI for major government … that protect some of the most advanced AI/ML systems in use today. This team sits at the forefront of secure digital transformation, helping clients navigate emerging AI security challenges, from model integrity and data privacy to adversarial threats and ethical governance. What you’ll be doing Defining and delivering enterprise-level AI/ML security strategy … and architecture Designing secure AI/ML models, pipelines, and cloud infrastructures across Azure, AWS and GCP Leading complex AI risk assessments, adversarial testing, and governance initiatives Embedding ethical AI principles and regulatory compliance (EU AI Act, GDPR, ISO 27001) Influencing senior stakeholders on secure AI adoption and architecture decisions Experience required 7+ years’ experience in cybersecurity, ideally More ❯

Enterprise Security Architect - Permanent - Hybrid (2 days in the office) - London - £100 - £115k per annum plus benefits Join our clients Enterprise Architecture (EA) Team as a foundational leader, shaping their security function This is a new and crucial role responsible for developing and maturing the company's cyber security strategy, roadmaps, and architecture . You … will translate business goals into a robust security architecture, ensuring we meet our objectives securely and drive innovation. Key Responsibilities Develop the cyber security strategy and architecture to support business and technology goals. Create security roadmaps, principles, and standards to ensure secure-by-design delivery. Provide architectural assurance, guidance, and mentorship to Solution and Technical … Architects across the CIO department. Collaborate closely with executive leadership, engineers, and product teams to deliver successful, secure outcomes. Evaluate and recommend new cyber security technologies and oversee their implementation. What You'll Bring Demonstrable experience as an Enterprise Architect for Security in a similar environment. Strong strategic thinking and the energy to deliver practical, value-adding solutions More ❯

Enterprise Security Architect - Permanent - Hybrid (2 days in the office) - London - £100 - £115k per annum plus benefits Join our clients Enterprise Architecture (EA) Team as a foundational leader, shaping their security function This is a new and crucial role responsible for developing and maturing the company's cyber security strategy, roadmaps, and architecture . You … will translate business goals into a robust security architecture, ensuring we meet our objectives securely and drive innovation. Key Responsibilities Develop the cyber security strategy and architecture to support business and technology goals. Create security roadmaps, principles, and standards to ensure secure-by-design delivery. Provide architectural assurance, guidance, and mentorship to Solution and Technical … Architects across the CIO department. Collaborate closely with executive leadership, engineers, and product teams to deliver successful, secure outcomes. Evaluate and recommend new cyber security technologies and oversee their implementation. What You'll Bring Demonstrable experience as an Enterprise Architect for Security in a similar environment. Strong strategic thinking and the energy to deliver practical, value-adding solutions More ❯

We are seeking an experienced Head of Custody Security to lead our efforts in ensuring robust security for digital asset custody and blockchain infrastructure. This role will focus on designing and implementing security controls, supporting client assurance, and ensuring compliance with regulatory standards. The ideal candidate is a strategic thinker with deep expertise in security assurance … audit, and cloud security, and a passion for advancing Web3 and blockchain technologies. Key Responsibilities Design, conduct, and implement testing of security controls for identity management, key management, and infrastructure (network and cloud) configurations. Support client assurance by preparing responses to Requests for Proposals (RFPs), Requests for Information (RFIs), and Due Diligence Questionnaires (DDQs). Analyze trends in … client inquiries and provide actionable feedback to internal teams to enhance documentation and control readiness. Perform security due diligence and ongoing monitoring of Web3/blockchain vendors, including assessing control maturity, reviewing SOC reports, and identifying residual risks. Facilitate external audit activities, coordinating walkthroughs, evidence collection, and response tracking. Identify and analyze gaps in current and new processes, developing More ❯

We are seeking an experienced Head of Custody Security to lead our efforts in ensuring robust security for digital asset custody and blockchain infrastructure. This role will focus on designing and implementing security controls, supporting client assurance, and ensuring compliance with regulatory standards. The ideal candidate is a strategic thinker with deep expertise in security assurance … audit, and cloud security, and a passion for advancing Web3 and blockchain technologies. Key Responsibilities Design, conduct, and implement testing of security controls for identity management, key management, and infrastructure (network and cloud) configurations. Support client assurance by preparing responses to Requests for Proposals (RFPs), Requests for Information (RFIs), and Due Diligence Questionnaires (DDQs). Analyze trends in … client inquiries and provide actionable feedback to internal teams to enhance documentation and control readiness. Perform security due diligence and ongoing monitoring of Web3/blockchain vendors, including assessing control maturity, reviewing SOC reports, and identifying residual risks. Facilitate external audit activities, coordinating walkthroughs, evidence collection, and response tracking. Identify and analyze gaps in current and new processes, developing More ❯

Lead Cyber Security Consultant – Intelligence Community A consultancy partner is looking for a Lead Cyber Security Consultants to lead a number of small teams across multiple engagements with their clients in National Security, Defence and the Intelligence Community. With a catalogue of further projects across Central Government, Policing/Law Enforcement, Critical National Infrastructure and Emergency Services … boutique Management Consultancy that has an unrivalled client list and programme involvement within the public sector across a variety of Cyber programmes. Experience Demonstrable leadership expertise in a Cyber Security environment. 7+ years’ experience in complex IT environments and consulting capability. Framework experience and certifications such as HMG SPF and ISO27001. Extensive background advising Public Sector clients, strong stakeholder … management skills and communication. Risk, Technical Security Architecture, Policy and Physical Security expertise. Enterprise level security methodology knowledge – nice to have: PCiIAA, SABSA & TOGAF Experience following the green book five case model would be a plus and certifications such as: CCP, CISMP, CISSP, CREST. Identity management and federation, public key infrastructure, SIEM, cryptography, firewalls, vulnerability scanning. More ❯