26 to 50 of 123 Security Architecture Jobs in London

Head of Cyber Defense is accountable for protecting the organisation from cyber threats by leading the strategy, governance, and operational execution of all defensive security capabilities. Reporting directly to the Chief Information Security Officer (CISO), the role provides leadership across threat detection, incident response, vulnerability management, application security, cloud and platform security, and identity security. The organisation operates a Managed Security Service Provider (MSSP/MSP) model for Security Operations. The Head of Cyber Defense owns the relationship, performance oversight, and strategic direction of the MSP to ensure high quality, risk aligned security ...

Trust transformation programme within a complex, global enterprise environment. This role will be responsible for defining the Zero Trust strategy, owning the target-state architecture, developing a scalable implementation blueprint, and leading delivery across multiple business units operating within a federated technology landscape. The successful candidate will combine strong … cyber security expertise with enterprise architecture knowledge, programme leadership experience, and exceptional stakeholder management skills. Key Responsibilities Zero Trust Strategy & Roadmap Define and lead the enterprise-wide Zero Trust strategy aligned to business and cyber security objectives. Develop a multi-year roadmap covering identity, device, network, application ...

Security Manager IT Security Manager opportunity for a security leader with a strong SecOps/Incident Response background and broad cyber security management experience to lead across SecOps, Engineering, Architecture and MSSP, driving security operations and strategic initiatives across on-premises and cloud environments. … 850pd IR35 Status: Inside Travel: 3 days a week in Central London (2 days WFH) Duration: Initial 6 months Responsibilities: Lead an established cyber security function across both on-premises and cloud environments, ensuring the effective delivery of security operations and strategic security initiatives. Leverage your strong ...

Senior Security & Compliance Architect London/Hybrid (1-2 days onsite per week) Salary: Up to £140,000 + Package We are seeking a Senior Security & Compliance Architect to lead the design, governance, and assurance of secure cloud and SaaS platforms across large-scale enterprise transformation programmes. … successful candidate will help define and enforce security-by-design and privacy-by-default principles across a diverse SaaS and cloud ecosystem including Microsoft 365, Azure, Oracle Cloud, and other enterprise collaboration platforms. Key Responsibilities Define and maintain SaaS-first security reference architectures covering identity, integrations, data protection ...

Security Architect 6-month contract Outside IR35 Hybrid working - 2 days a week onsite We're supporting a leading broadcasting client on a major cyber transformation and are looking for an experienced Security Architect to define the target-state security architecture and support the secure migration … from current to future state. Key Responsibilities Design the logging architecture, including log repositories and data ingestion pipelines. Define security architecture and technical guardrails for the transformation. Develop the migration roadmap from current to target state. Design interim security controls to mitigate risk during transition. Collaborate ...

week on site Outside IR35 contract - 600-650 a day We are looking for an SC, preferably DV cleared self-motivated and experienced Security Architect to lead in bringing enhanced and new services into what is key government asset. Working within a specialist services company you will drive … client organisation deliver rapid change. You will have excellent interpersonal skills and a pragmatic approach to getting change through delivered successfully through the internal Security Governance group. Key Responsibilities: The ideal candidate will have come from a strong technical background, and have an understanding of attack vectors for high ...

Enterprise Security Architect - SC Cleared We are seeking an experienced Enterprise Security Architect to support a major UK critical national infrastructure programme. You will define and maintain enterprise security architecture across complex technology environments, working with engineering, cloud, operations, risk, compliance and supplier teams to ensure … secure-by-design delivery. Key responsibilities Develop and maintain current and target-state security architectures. Apply frameworks such as TOGAF, SABSA and ArchiMate. Design secure hybrid and cloud-native architectures, with a focus on AWS. Conduct threat modelling, risk assessments and security design reviews. Define security standards ...

Summary Avanade is looking for an experienced Cloud Security Architect to join our security practice. This is a client-facing role where you will be engaged in some of the most exciting, complex, and leading-edge projects. You will play an active role in transforming our client … Defense strategy, capabilities, and operations through the design and implementation of predominantly Microsoft Threat Protection technologies. You will also be part of the Avanade Security presales and Architecture function, creating proposals and solutions for our largest, most complex enterprise clients. This role will include partial delivery expectations ...

About the Role We are seeking a skilled and experienced Security Architect to design, build, and maintain a robust security infrastructure for our organization. As a key member of the cybersecurity team, you will be responsible for developing security architecture frameworks, ensuring secure systems and network … designs, and providing expert guidance on risk mitigation strategies. Key Responsibilities Design and implement enterprise-class security systems and architecture across on-premises and cloud environments. Develop security policies, standards, and procedures in alignment with business and compliance requirements (e.g., ISO 27001, NIST, SOC 2, GDPR). ...

SECURITY DOMAIN ARCHITECT Global Retailer | Permanent | Reading, UK (Hybrid) The Opportunity Own enterprise security architecture vision, governance and roadmap at a leading fashion retailer. Strategic leadership role influencing multi-year security transformation across cloud, IAM, network and data protection. Your Impact Define security architecture … design forums, enforce standards (TOGAF/SABSA), provide oversight Lead solution evaluation, vendor selection and domain modernisation Partner with Product/Platform leads on security‐by‐design priorities Mentor architects and drive innovation (cloud security, SIEM, DLP) You'll Bring 10+ years enterprise security architecture ...

investment managers, exchanges and insurance firms, such as CIBC Mellon, ING and Man Group. The role We are looking for a Head of Information Security to own our end-to-end security posture, govern our risk and compliance programme, and lead our IT Operations function. This … London, New York, Wroclaw, Antwerp, and Singapore, we move fast, build with purpose, and hold ourselves to a high bar. As we scale, information security, governance, and IT operations sit at the heart of that ambition. What you will be doing Security architecture and engineering Define security ...

Security/Identity and Access Management (IAM) UK Government Outside IR35 £550-£600 Remote Start ASAP 6 month contract SR2 is working with a consultancy supporting the delivery of a major central government data transformation programme. They are looking for an experienced Security Identity & Access Management Specialist … help design the security architecture for a large-scale federated data-sharing platform. You'll play a key role in shaping how organisations securely discover, access and share data, leading the design of identity, access control and policy enforcement capabilities across a complex, multi-organisation ecosystem. Working closely ...

London Stock Exchange Group is seeking a Group Director, Head of Security Architecture, to lead its Cyber Security team. This pivotal role involves overseeing the Security Architecture team which ensures security is embedded in all projects, managing relationships with key stakeholders, and developing security policies. The ideal candidate will possess deep expertise in application security and have extensive experience managing security in complex financial environments. Strong leadership and communication skills are essential. #J-18808-Ljbffr ...

Security Solution Architect( engineer, azure, aws, design) permanent opportunity based in London with a leading Cyber Consultancy Key Skills: Security Solutions Security Architecture Security Engineering Cloud Security Infrastructure or Integration Security SC Clearance Role: Delivering security practices including: Threat Modelling Security Design Reviews Secure SDLC Risk Assessment Security Governance Delivering Infrastructure and Integration projects such as Cloud migrations API security Identity projects Infrastructure transformation Network modernisation Please note that you must have SC Clearance currently. ...

Senior DevSecOps Architect, you’ll collaborate with top cybersecurity and engineering talent, solving complex challenges and enabling safe, secure innovation. Your passion for security and drive to make a real impact are valued here. Grow your skills in a dynamic environment designed for achievers. Help us build products that … prioritize security from the start. Job Summary As a Senior DevSecOps Architect in the Cybersecurity & Technology Controls team for International Consumer, you will proactively partner with technology and business colleagues to identify and address security issues. You will embed security culture, lead threat modeling, and drive architecture ...

safety of their MPC-secured wallets. By reducing settlement time for transfers to a few milliseconds (without blockchain network dependency) and offering enhanced security measures, ClearLoop is rapidly reshaping the way asset managers trade and manage capital. In addition to industry-leading security certifications, Copper …/Team Purpose Copper provides institutional digital asset custody, settlement, and collateral management services across a wide range of blockchains and integrated venues. Information Security protects the firm's platforms, client assets, and regulated entities across the group. Role Purpose The Principal Security Architect is the senior technical ...

Security IAM Architect/Specialist UK Government Outside IR35 £550-£600 Remote Start ASAP 6 month contract SR2 is working with a consultancy supporting the delivery of a major central government data transformation programme. They are looking for an experienced Security Identity & Access Management Specialist to help design … security architecture for a large-scale federated data-sharing platform. You'll play a key role in shaping how organisations securely discover, access and share data, leading the design of identity, access control and policy enforcement capabilities across a complex, multi-organisation ecosystem. Working closely with architects, developers ...

directly from the safety of their MPC‐secured wallets. Copper has one of the strongest insurance coverages in the industry and the most robust security certifications. Department/Team Purpose Copper provides institutional digital asset custody, settlement, and collateral management services across a wide range of blockchains and integrated … venues. Information Security protects the firm’s platforms, client assets, and regulated entities across the group. Role Purpose The Principal Security Architect is the senior technical authority for security architecture at Copper. The role reports to the CISO and partners closely with Engineering. The holder sets ...

Security Consultant Public Sector & Defence Location: Flexible across the UK (with client travel) Salary: Competitive + Excellent Benefits Package Clearance: Eligibility for SC Clearance required A leading global technology and consulting organisation is looking for a Security Consultant to join its growing Public Sector & Defence practice, supporting some … most critical and complex digital transformation programmes. This is an opportunity to work alongside industry-leading security specialists on large-scale projects across Healthcare, Central Government, Defence and wider Public Sector environments. Youll play a key role in designing secure enterprise solutions, advising on cyber risk, and helping shape ...

CorporateHours: Monday – Friday 0900/1700 (35 hours per week)Location: Stevenage OR London (Mediaworks)**Role Summary**The Associate Director of IT Infrastructure & Cyber Security is responsible for leading the design, delivery and continuous improvement of the organisation's IT Infrastructure and Cyber Security capabilities. The role provides … both strategic direction and hands-on leadership across infrastructure services, cloud platforms, cyber security, governance, risk, compliance and technology transformation, ensuring that technology remains secure, resilient, scalable and aligned to business needs.Working closely with senior stakeholders, the role is accountable for maintaining high-performing technology services, strengthening cyber resilience ...

About the Role We are seeking apassionatetechnology focused Head of CloudEngineeringto lead and grow our Cloud Security practice. This strategic leadership role willbe responsible fordefining the vision, capability, and commercial success of our cloud offering while ensuring the highest standards of delivery for our clients. The Head of CloudEngineeringwill … drive the adoption cloud and AI security technologies, strengthen strategic partnerships with Microsoft and other leading security vendors, and build a market-leading team of cloud security specialists. This role combines technical leadership, business development, partner engagement, and client-facing consulting, ensuring thecloud practiceremainsat the forefront ...

Solution Architect (SECURITY AND INTEGRATION) Job Description The Role Talan is recruiting an ambitious Solution Architect to work in the Digital business unit as a Principal Consultant. You will support our clients and stakeholders across the Energy, Public Sector and Financial sectors to design and deliver successful digital change … throughout the project lifecycle, providing leadership and guidance during design, implementation, deployment and transition into service. Establish and govern technical delivery frameworks, ensuring appropriate architecture governance, design assurance and decision‐making processes are in place. Lead architecture and design reviews, identifying and mitigating risks, dependencies and technical issues ...

help shape and secure the adoption of AI, LLMs, and Agentic systems within a complex, enterprise environment. You will operate at the intersection of architecture, security, and innovation , driving the safe and scalable use of advanced AI technologies while influencing strategic direction across the organisation. Key Responsibilities Design … evolve secure AI architecture roadmaps , ensuring alignment with broader technology and security strategies Lead the secure design, implementation, and governance of AI, LLM, and Agentic systems Develop and embed AI security standards, policies, and best practices across the organisation Conduct and maintain threat models and risk assessments ...

here. Everything that makes you unique is welcome; join us and let’s build what’s next – together! Role Summary This role owns the architecture itself: the reference designs engineering builds against, the review of the hardest problems, and the work of making secure‐by‐design real across … Hyperblock and Polaris platform and the AI product surface. As the most senior technical individual contributor in the security architecture practice, you set the technical bar the practice codifies into standards. The value of this role is not in producing documents that describe good architecture ...

Xcede Recruitment Solutions is looking for an experienced Security Architect for a 6-month contract in Greater London. This role will involve defining the target-state security architecture and supporting the migration process within a major cyber transformation. The ideal candidate will have proven experience in security architecture, particularly for large-scale projects, and a strong background with AWS, Active Directory, and security frameworks. Hybrid working is available, with 2 days onsite each week. #J-18808-Ljbffr ...