51 to 66 of 66 Senior Security Architect Jobs in London

Senior Security Architect

Hiring Organisation
Hackajob Ltd
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Our client is a UK digital technology and software consultancy. Join our client and Shape the Future We're problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether we ...

Senior Infrastructure Architect: Cloud & Security Leader

Location
Greater London, England, United Kingdom
Atos seeks an experienced Senior Infrastructure Architect to define and evolve enterprise infrastructure architecture across cloud platforms, hosting, networking, security, and workplace technologies. You will work with executive stakeholders and suppliers to ensure resilience, security, and value for money in a regulated financial services context. Operating ...

Senior Software Security Architect - Cloud & Threat Modelling

Location
Greater London, England, United Kingdom
Nothing, a London-based technology company, is seeking an experienced application security leader to own the security lifecycle for our backend services and cloud platforms. You will define secure development standards and guide teams to build defensible architectures without slowing delivery. Lead threat modelling across authentication, data protection ...

Senior Solutions Architect, Email & Collaboration Security

Location
Greater London, England, United Kingdom
Mimecast Services Ltd in London seeks a Senior Solutions Architect for Email & Collaboration Security to shape architectural direction across ECS and the Mimecast platform. You will own problem framing, integration contracts, and architectural governance to enable scalable, secure delivery. You will collaborate with product, engineering, and leadership ...

Senior Security Systems Architect - Federal RMF Leader

Location
City Of London, England, United Kingdom
M.C. Dean is seeking a Senior Systems Technical Specialist to support federal missions. You will define, design, and integrate complex cyber-physical systems, working across engineering, acquisition, and program management. This role requires translating stakeholder needs into architectures and roadmaps. You will lead system integration, testing, and deployment, manage ...

Senior ECS Architect - Email & Collaboration Security

Location
Greater London, England, United Kingdom
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 ...

Senior Lead Cybersecurity Architect: Shape Enterprise Security

Location
Greater London, England, United Kingdom
JPMorgan Chase in London is seeking a Senior Lead Cybersecurity Architect to join the Global Architecture and Engineering team. You will shape secure software and platform solutions, applying deep technical expertise to address complex cybersecurity challenges across multiple technology domains. You will lead threat modelling, risk assessments … design reviews; develop a reference security architecture; and mentor teams on secure SDLC, cloud security, IAM, and network controls. #J-18808-Ljbffr ...

Senior Network Architect: Cloud, Security & Automation

Location
Greater London, England, United Kingdom
Azure and AWS, with emphasis on network segmentation and Zero Trust. You will evangelise automation using Ansible, Python, APIs and Terraform, while collaborating with security, cloud and service management teams to deliver end-to-end solutions. #J-18808-Ljbffr ...

Senior AI-First Solutions Architect - Email Security

Location
Greater London, England, United Kingdom
Mimecast in London is seeking a Senior Solutions Architect for Email & Collaboration Security. You will shape technical direction across product management, engineering and the Architecture Leadership Team, translating customer problems into durable architectural outcomes for ECS. You will own integration contracts, ADRs, and data contracts, ensuring scalable, cost ...

Senior Solutions Architect — AI Security & Business Value

Location
Greater London, England, United Kingdom
Snyk is hiring a Senior Solutions Engineering Specialist in the UK to support go-to-market efforts across enterprise customers. You will partner with Account Executives and Solutions Engineers to move deals, craft credible solution architectures, and unlock business value from Snyk’s security platform. The role requires … deep security and software development experience alongside strong executive communication skills. #J-18808-Ljbffr ...

Senior AI Security Deployment Architect

Location
Greater London, England, United Kingdom
Refractal in the United Kingdom seeks a Senior Forward Deployed Engineer to lead deployments at banks and large enterprises across the UK and Europe. You will work inside customers' security, risk and AI teams to get Refractal running in their environments, and feed what you learn back into ...

Senior Systems Architect – Federal Security & Controls

Location
Greater London, England, United Kingdom
M.C. Dean, a Building Intelligence® leader, seeks a Senior Systems Technical Specialist to support federal missions across complex environments. You will define, design, architect, integrate, test, and transition systems using systems engineering methods, collaborating with multidisciplinary teams in a fast-paced setting. The role requires extensive experience ...

Senior Technical Architect - Nuclear Infra & Cloud Security

Location
Greater London, England, United Kingdom
Morson Group is recruiting a Technical Architect for a major UK nuclear new build programme. The role is hybrid (2-3 days on-site in central London) and Inside IR35, with a 6-month initial contract at £660 per day. The successful candidate will shape the technical architecture, provide ...

Senior Cybersecurity Architect III - AI-Driven Security

Location
Greater London, England, United Kingdom
JPMorganChase is seeking a Cybersecurity Architect III to join the Cybersecurity and Technology Controls organisation. The role involves delivering high-quality cybersecurity architecture solutions for software applications and platforms while collaborating with cross-functional teams of architects to implement secure technology and communicate risk and mitigations in line with … firm’s objectives. Responsibilities include analyzing security risks, accelerating threat modeling with enterprise #J-18808-Ljbffr ...

Senior IDAM Architect: Enterprise Access & Security

Location
Greater London, England, United Kingdom
Ofgem is undergoing a major transformation within the Digital, Data and Security Services directorate. As a Principal IDAM Engineer, you will shape and deliver our identity and access management strategy, working with architecture, infrastructure and security teams to design robust, compliant solutions. You will translate business and regulatory ...

Senior Backend Architect: Scalable APIs & Security

Location
Greater London, England, United Kingdom
# Backend DeveloperSenior LevelLondonPosted 8 days ago### Role OverviewWe are heavily recruiting a Senior Backend Developer to spearhead our core infrastructure in London. Central to this role is the expert development of robust server-side logic, sophisticated e-commerce API systems, and high-stakes database handling. You will ensure … maximum performance, relentless security, and elite responsiveness of all our deployed cloud web applications, acting as the backbone of our software operations.### Key Responsibilities* Architecting, orchestrating, and meticulously deploying scalable RESTful and GraphQL APIs.* Implementing uncompromising enterprise-grade security, data protection measures, and encryption protocols.* Executing deep-level ...