23 of 23 Senior Security Architect Jobs in London

enjoy working in collaborative, agile teams and take pride in delivering high-quality solutions that make a tangible impact. We are seeking experienced Security Architects to support our public sector and enterprise clients in delivering secure digital services and technology transformation initiatives. The role involves engaging with multiple stakeholders … understand business objectives, identify security risks, and design security architectures that enable the safe delivery of business outcomes. You will work closely with solution architects, engineering teams, delivery managers, and client leadership to ensure that security is embedded by design and aligned with organisational risk appetites. ...

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. The 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 ...

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. This is a hands-on architecture role working across security, solution architecture, data, legal, procurement, and programme leadership teams to deliver secure-by-design solutions within complex, distributed enterprise environments. The successful candidate will help define and enforce security-by-design and privacy-by-default ...

transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. As a Senior Security Architect (Manager) in Kainos, you ll be responsible for the design and application of industry leading security practices in the platforms … hospital medical record platforms and global financial management and HCM systems. You ll work with Agile delivery teams to ensure that they follow good security practices throughout the software development journey. You ll learn about and apply new technologies and approaches, with talented colleagues who will help you develop ...

Contract – Senior Network Security Architect Location: Kensington & Chelsea (onsite 3 days per week) Contract: 6 months | Inside IR35 Rate: Up to £800/day (dependent on experience) Start: ASAP Overview We’re looking for a Senior Network Architect (Security) to act as the Council … senior technical advisor across security, applications, infrastructure, data and networks . You’ll help define and govern a pragmatic enterprise architecture that supports organisational objectives, while also making rapid, high-quality design decisions to enable a safe and accelerated rebuild following a recent cyber incident. A core part ...

Anaplan Inc is seeking a senior security architect to own the security reference designs for the Hyperblock and Polaris platform and the AI surface. You will set the technical bar for the practice and work hands-on on the problems with the highest risk. The role … requires deep security architecture mastery, practical AI/ML security depth, and the ability to influence senior engineers under pressure. You will design identity, authorization, cryptography and threat modelling across a SaaS #J-18808-Ljbffr ...

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 ...

## Senior Architect - Email & Collaboration SecurityApplylocations: Great Britain - Londontime type: Full timeposted on: Posted Todayjob requisition id: R6496**Senior Solutions Architect – Email & Collaboration Security – London UK****Why This Role Exists**The Email & Collaboration Security (ECS) product line sits at the intersection of some … most consequential challenges in enterprise security today: AI-augmented threats, sprawling collaboration surfaces, multi-cloud delivery complexity, and the expectation that detection and response capabilities keep pace with a threat landscape that does not wait.This architecture is not greenfield. It carries two decades of accumulated product decisions, integration contracts ...

Photon is looking for an experienced Security Architect to design and maintain security infrastructures. You will lead initiatives on network security, mentoring team members while aligning security practices with business needs. The ideal candidate has over 7 years in security, including experience in cloud ...

Council seeks a Senior Network Security Architect to advise across security, applications, infrastructure, data and networks, and to shape a pragmatic enterprise architecture after a recent cyber incident. This onsite role collaborates with the Cyber Recovery Programme Director and chairs the Technical Design Authority to guide … major technical decisions. You will partner with senior leaders, define standards, and deliver evidence-based recommendations to support rapid, safe rebuild while #J-18808-Ljbffr ...

SLAMcore is seeking a Principal Security Architect to lead architectural security strategies focused on digital asset management. You will guide and review essential changes while setting the systems' security direction in a dynamic environment. The role balances broad architectural responsibility with hands-on leadership, requiring multi ...

Talan is seeking a highly capable Solution Architect (Security and Integration) to lead and shape digital transformation initiatives across Energy, Public Sector and Financial sectors in the UK. You will act as a technical authority throughout the project lifecycle, guiding secure, scalable architectures and governance across engagements. ...

Harmonic is seeking a Senior Product Security Engineer to own and evolve the platform's security architecture. You will write production code that hardens authentication, authorization, encryption, secrets management, and multi-tenant isolation. You will set security standards and drive their adoption across the engineering team … ensuring security is designed in from the start. You’ll lead threat modeling, reviews, and backlogs of security improvements, collaborating with engineering leads to #J-18808-Ljbffr ...

major global financial exchange in London is seeking a Senior Network Security Specialist to oversee the design and implementation of network security controls across various platforms. The successful candidate will leverage expertise in Zero Trust principles and collaborate closely with various teams to ensure robust security across all environments. This role requires extensive knowledge of firewall and proxy security policies, as well as industry certifications, with a significant focus on mentoring and leadership within the team. #J-18808-Ljbffr ...

Zensar Technologies is seeking an experienced Network Security & Infrastructure Architect to lead enterprise network transformation and security hardening. You will assess, design, and implement secure, scalable solutions across data center, hosted, and edge environments. The role focuses on SDA optimization, firewall policy alignment, Check Point replacement ...

global technology solutions partner in Greater London is looking for a Senior Network Security Engineer to design and implement security solutions for clients. Candidates should possess experience with Cisco and Palo Alto technologies, strong communication skills, and a commitment to continuous learning. The role involves working independently ...

State Street Corporation seeks a Principal Threat Modeling Architect to lead the enterprise Threat Modeling program across applications, cloud platforms, and APIs. You will establish standards, governance, and metrics while mentoring a team of threat modelers in a global environment. You will partner with Security Architecture, Application Security, Cloud Security, and Engineering teams to embed threat modeling in the SDLC and drive secure-by-design principles across critical initiatives and AI #J-18808-Ljbffr ...

Role Description Senior Network Engineer – Cloud, Security & Infrastructure Location: London (Hybrid) Employment Type: Permanent/Fixed-Term Contract Start Date: ASAP Build, Secure and Transform Enterprise Networks What You'll Be Doing: Network & Cloud Infrastructure Design, implement, and support enterprise and cloud networking solutions across AWS, Azure … Load Balancers (LTM, GTM, ASM) to deliver high availability and performance. Manage Infoblox DNS, DHCP, and IPAM services to support efficient network operations. Security, Compliance & Risk Management Configure and manage security policies across Palo Alto, Check Point, Cisco ASA, and ForeScout platforms. Support the implementation of Zero Trust ...

Mimecast Limited is seeking a Senior Solutions Architect for Email & Collaboration Security. This role will lead architectural design within a high-trust team and engage seriously with AI tools in daily operations. The successful candidate will own integration contracts and facilitate workshops to define real problems while ensuring ...

Hamilton Barnes Associates Limited is seeking a Senior Active Directory Engineer to support a large enterprise infrastructure and security transformation programme. This role involves reviewing, designing, and improving Microsoft Active Directory environments by collaborating with various teams. The ideal candidate will have strong hands-on experience with Microsoft … Active Directory, expertise in security models, and the ability to perform gap analysis. The position offers a competitive rate of £550 per day. #J-18808-Ljbffr ...

Corporation UK Limited is seeking a Sr Solutions Architect to lead enterprise-scale technology initiatives across cloud, data, AI, and Microsoft ecosystems in a UK context. You will bridge business goals with technical execution, shaping secure, scalable architectures and governing them end-to-end. The role requires senior ...

Engineer to join their team in London, United Kingdom. This role involves leading the platform from its foundational stages to global scale, focusing on security, reliability, and scalability in a fast-paced crypto environment. The successful candidate will be responsible for making core architectural decisions and ensuring a robust …/CD pipeline. Preferred qualifications include hands-on experience in security engineering and a familiarity with the crypto/Web3 ecosystem. #J-18808-Ljbffr ...

Praesidius is building a single-node on-prem control plane with APIs powering the portal, watchdog, connector layer and detection engine. The backend will use a PostgreSQL-backed data model evolving toward trust contracts and ...