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31 security architect jobs found in London

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Outside Spy
Aug 21, 2026
Duration not stated
Cyber Security Architect at ECS Resource Group Ltd, Greater London, £525 to £550 per Day
£525 - £550 per day
Outside Spy Greater London, UK
Cyber Security Architect Initial 6-month Contract Remote working £525 - £550, Outside IR35 We're looking for an experienced Cyber Security Architect to support security transformation and technology projects within a large enterprise environment. The role will focus on designing and implementing secure technology solutions, developing security architecture, and working closely with technical teams, architects and senior stakeholders to ensure solutions meet security, business and regulatory requirements. Key Responsibilities: Design and develop cyber security architectures Define security controls, standards and principles Assess security risks and recommend mitigation Work closely with technical teams, architects and senior stakeholders Produce security architecture and technical documentation Support technology transformation and modernisation projects Apply security best practice across complex telco environments Requirements: Proven experience working as a Cyber...
Outside Spy
Aug 21, 2026
up to 6 Months
Security Architect - Mobile Telecoms at Fuel Recruitment, Reading, 3 Months, £550 per day
£550 per day
Outside Spy Reading, Berkshire, UK
Security Architect - 3-month Contract (Quarterly rolling) - £550 per day (Outside IR35) - Reading/Hybrid (2 days a week on site) Mobile telecoms/Cyber Security/Security Architecture Key skills/responsibilities: Proven experience working as a Security Architect within complex enterprise telecoms environments - must demonstrate previous experience within Mobile Telecommunications, Telecoms, or Communications Service Providers Strong cyber security background with expertise across multiple security domains. Experience of designing and implementing secure architectures for large-scale technology programmes. Strong understanding of security frameworks, methodologies, and best practices. Experience conducting threat modelling, security reviews, and risk assessments. Knowledge of network security, identity and access management, cloud security, application security, and infrastructure security. Excellent stakeholder management and communication skills. Ability to...
Outside Spy
Aug 17, 2026
Duration not stated
Security Architect - D365 at Sanderson Recruitment, Kent, £Contract Rate
Outside Spy Kent, UK
Security Architect - Outside IR35 Rate - £500 - £550 Outside IR35 Duration - 6 Month Initial Contract Location - Kent 2 Days Per Week on Site We are supporting a major transformation programme seeking an experienced Security Architect to lead the security design and assurance of enterprise platforms, with a particular focus on Microsoft Dynamics 365 and wider business critical technology services click apply for full job details
Outside Spy
Aug 21, 2026
Duration not stated
Security and compliance Architect at Oscar Associates Ltd, London, £600-£680 per day
£600 - £680 per day
Outside Spy London, UK
Security & Compliance Architect | £600-£680p/day (Outside IR35) | London (hybrid, with occasional office attendance) Our client is looking for an experienced Security Solutions Architect to support the design and delivery of secure technology environments Key Responsibilities: Lead end-to-end security architecture across network, infrastructure, cloud and corporate environments. Produce and review high-level security designs covering network security, segmentation, multi-tenancy, virtualisation, containers, encryption, key and secrets management, AI runtime and threat modelling. Design IAM solutions, including identity providers, SSO, RBAC and MFA. Define SIEM/SOAR architecture and detailed designs for logging, correlation, playbooks and incident response. Review and validate Bills of Materials for security, IAM and SIEM/SOAR Key Experience: Strong Security Architecture experience within complex enterprise environments Experience across network security,...
Outside Spy
Aug 21, 2026
Duration not stated
Security and Compliance Architect at Oscar Associates (UK) Limited, London, £Contract Rate
Outside Spy London, UK
Security & Compliance Architect £600-£680p/day (Outside IR35) London (hybrid, with occasional office attendance) Our client is looking for an experienced Security Solutions Architect to support the design and delivery of secure technology environments Key Responsibilities: Lead end-to-end security architecture across network, infrastructure, cloud and corporate environments click apply for full job details
Outside Spy
Aug 21, 2026
Duration not stated
Security and compliance Architect at Oscar Technology, London, £600-£680 per day
£600 - £680 per day
Outside Spy London, UK
Security & Compliance Architect | £600- £680p/day (Outside IR35) | London (hybrid, with occasional office attendance) Our client is looking for an experienced Security Solutions Architect to support the design and delivery of secure technology environments Key Responsibilities: Lead end-to-end security architecture across network, infrastructure, cloud and corporate environments. Produce and review high-level security designs covering network security, segmentation, multi-tenancy, virtualisation, containers, encryption, key and secrets management, AI runtime and threat modelling. Design IAM solutions, including identity providers, SSO, RBAC and MFA. Define SIEM/SOAR architecture and detailed designs for logging, correlation, playbooks and incident response. Review and validate Bills of Materials for security, IAM and SIEM/SOAR Key Experience: Strong Security Architecture experience within complex enterprise environments...
Outside Spy
Aug 19, 2026
6 Months or more
AWS Security & Cloud Architect at Third Nexus Group Limited, Greater London, £400 to £450 per Day
£400 - £450 per day
Outside Spy Greater London, UK
AWS Security & Cloud Architect London 6 month contract+ Up to £450pd OUTSIDE IR35 We are seeking an experienced AWS Security & Cloud Platform Consultant to lead the technical execution of a large-scale Defensive AI and Bot Mitigation Proof of Value for a high-volume enterprise digital platform. The consultant will design, build, and deploy cloud-native security controls, observability solutions, traffic analytics, automation frameworks, and AI-assisted operational capabilities using AWS services and Infrastructure as Code. The role requires deep expertise in AWS networking, CloudFront, WAF, security automation, observability, large-scale log analytics, and cloud-native delivery practices. Required Skills AWS Expertise AWS WAF Amazon CloudFront AWS Shield Advanced Amazon Athena Amazon S3 Amazon CloudWatch Amazon Kinesis Firehose AWS Lambda API Security Cost Optimisation Cloud Engineering AWS CDK...
Outside Spy
Aug 24, 2026
up to 6 Months
Technical Solutions Architect at Context Recruitment, London, 3 Months, £800-£850 per day
£800 - £850 per day
Outside Spy London, UK
Technical Solutions Architect - London £800 - £850 p/d (outside IR35) 3 month initial term Well-established, highly profitable and rapidly expanding engineering business is seeking an experienced Technical Solutions Architect to join them on a contract basis. Following a number of recent acquisitions, the organisation has an ambitious growth strategy with plans to acquire 8-10 businesses per year, creating significant demand for scalable, secure and standardised technology solutions. This is a key role within an organisation undergoing major digital transformation, where technology architecture will play a critical role in enabling growth, driving standardisation and supporting the successful integration of newly acquired businesses. Working closely with the Group IT Director and Enterprise Architect, you'll design and assure enterprise-scale solutions across cloud, infrastructure, applications, integration, data and security. You'll provide technical leadership across...
Outside Spy
Aug 24, 2026
6 Months or more
AWS Solutions Architect at Sustain Recruit, London, 6 Months, £Contract Rate
Outside Spy London, UK
AWS Solutions Architect Location: UK/Hybrid Type: Outside IR35 Contract | 6 months+ About the Opportunity Our client is a leading technology consultancy helping organisations accelerate their digital transformation journeys through cloud, automation, AI, and modern infrastructure solutions. They are seeking an experienced and certified AWS Solutions Architect to join a growing cloud practice, working across the full life cycle of client engagements, from early-stage solution design through to successful delivery. This role offers the opportunity to work with a diverse range of organisations across multiple sectors, helping them build secure, scalable, and resilient cloud environments. This position is ideal for someone who enjoys combining technical expertise with customer engagement and is comfortable moving between architecture design, strategic advisory work, and hands-on implementation. Key Responsibilities Collaborate with customers and internal...
Outside Spy
Aug 20, 2026
up to 6 Months
Solution Architect at Proactive Appointments, London, 3 to 6 Months, £650-£700 per day
£650 - £700 per day
Outside Spy London, UK
Solution Architect We are looking for an experienced Solution Architect to join a Technology Delivery function and play a key role in defining and delivering technology solutions that support business objectives and strategic change initiatives. You will work closely with business and technology stakeholders to design solutions that are practical, secure, scalable, resilient and aligned with architectural standards. You will be accountable for key architectural decisions, managing technical risk and providing architectural leadership throughout the delivery life cycle. Remote working Outside IR35 This is a hands-on architecture role suited to someone who can combine strong technical expertise with excellent stakeholder management and communication skills. We are looking for a Solution Architect with proven experience delivering high-quality technical designs and analysing complex technology environments. Key skills & experience Azure cloud experience Proven...
Outside Spy
Aug 20, 2026
Duration not stated
Solution Architect at Proactive Appointments, London, £650-£700 per day
£650 - £700 per day
Outside Spy London, UK
Solution Architect We are looking for an experienced Solution Architect to join a Technology Delivery function and play a key role in defining and delivering technology solutions that support business objectives and strategic change initiatives. You will work closely with business and technology stakeholders to design solutions that are practical, secure, scalable, resilient and aligned with architectural standards. You will be accountable for key architectural decisions, managing technical risk and providing architectural leadership throughout the delivery lifecycle. Remote working Outside IR35 This is a hands-on architecture role suited to someone who can combine strong technical expertise with excellent stakeholder management and communication skills. We are looking for a Solution Architect with proven experience delivering high-quality technical designs and analysing complex technology environments. Key skills & experience Azure...
Outside Spy
Aug 19, 2026
6 Months or more
Platform Architect - Nvidia AI/GB300 at Oscar Associates Ltd, London, 6 Months, £700-£765 per day
£700 - £765 per day
Outside Spy London, UK
Platform Architect - Nvidia AI/GB300 | £700-765p/day (Outside IR35) | 6months + | Mainly Remote | London occasionally | focused on building and scaling NVIDIA AI Factory infrastructure We're looking for an experienced Platform Architect to join a major AI infrastructure programme The key focus is NVIDIA HGX GB300/NVL72 and RTX 6000 series Servers, so proven experience designing and deploying NVIDIA GPU infrastructure is essential You'll translate complex technical requirements into HLDs, LLDs and platform architecture, working across infrastructure, networking, storage, security, applications and data-centre teams. Key Requirements Strong Platform/Infrastructure Architecture experience across compute, storage, networking and Linux. Expert-level Kubernetes architecture experience. Strong Slurm and Run experience - essential. Proven experience with GPU/HPC environments and large-scale AI platforms. Hands-on experience with NVIDIA HGX GB300/NVL72, including NVLink,...
Outside Spy
Aug 19, 2026
Duration not stated
Platform Architect - Nvidia AI/GB300 at Oscar Technology, London, £700-£765 per day
£700 - £765 per day
Outside Spy London, UK
Platform Architect - Nvidia AI/GB300 | £700-765p/day (Outside IR35) | 6+ months | Mainly Remote | London occasionally | focused on building and scaling NVIDIA AI Factory infrastructure We 're looking for an experienced Platform Architect to join a major AI infrastructure programme The key focus is NVIDIA HGX GB300 / NVL72 and RTX 6000 series servers, so proven experience designing and deploying NVIDIA GPU infrastructure is essential You 'll translate complex technical requirements into HLDs, LLDs and platform architecture, working across infrastructure, networking, storage, security, applications and data-centre teams. Key Requirements Strong Platform / Infrastructure Architecture experience across compute, storage, networking and Linux. Expert-level Kubernetes architecture experience. Strong Slurm and Run experience - essential. Proven experience with GPU/HPC environments and large-scale AI platforms. Hands-on experience with NVIDIA HGX GB300 /...
Outside Spy
Aug 17, 2026
6 Months or more
Cloud Platform Architect at Xcede, London, 12 Months, £Contract Rate
Outside Spy London, UK
Cloud Platform Architect - AWS Contract: 12 month initial contract Outside IR35 Location: London/Manchester (Hybrid) Start: ASAP/Flexible We are working with a leading global media and entertainment organisation that is undertaking an exciting cloud-first post-production transformation. The organisation is developing a new AWS-based platform designed to modernise how its production teams work with media, moving away from fragmented, hardware-dependent infrastructure towards a scalable cloud ecosystem. As a Cloud Platform Architect, you will take ownership of the technical design and delivery of the AWS platform underpinning this initiative. You'll work alongside experienced media, post-production and solutions architects, translating complex creative and technical requirements into high-performing, secure and cost-effective AWS infrastructure. What You'll Be Doing Lead the end-to-end AWS platform architecture and technical design. Design AWS storage, compute, networking,...
Outside Spy
Aug 18, 2026
Duration not stated
Infrastructure Architect - London at Harvey Nash, City of London, £Contract Rate
Outside Spy City of London, London, UK
Infrastructure Architect - London Outside IR35 - Rates up to £675 London based 2-3 days per week As an Infrastructure Architect, you will join a growing Strategy & Architecture team, leading the design, governance, and evolution of enterprise infrastructure architecture. The role focuses on migrating legacy data centre environments to Microsoft Azure and building secure, scalable, and separation-ready cloud platforms. You will play a key role in major transformation programmes, including cloud migration and IT separation initiatives, working closely with business and IT stakeholders, infrastructure teams, and system integrators to deliver secure, resilient, and cost-effective solutions aligned with the organisation's target operating model. Key skills and responsibilities, * Solid experience working as an Infrastructure Architect in large, complex global organisations * Hands-on experience delivering major infrastructure transformation projects, including data centre and cloud...
Outside Spy
Aug 18, 2026
6 Months or more
Infrastructure Architect - London at Harvey Nash IT Recruitment UK, City of London, 6 Months, £600-£700 per day
£600 - £700 per day
Outside Spy City of London, UK
Infrastructure Architect - London Outside IR35 - Rates up to £675 London based 2-3 days per week As an Infrastructure Architect, you will join a growing Strategy & Architecture team, leading the design, governance, and evolution of enterprise infrastructure architecture. The role focuses on migrating Legacy data centre environments to Microsoft Azure and building secure, scalable, and separation-ready cloud platforms. You will play a key role in major transformation programmes, including cloud migration and IT separation initiatives, working closely with business and IT stakeholders, infrastructure teams, and system integrators to deliver secure, resilient, and cost-effective solutions aligned with the organisation's target operating model. Key skills and responsibilities,. Solid experience working as an Infrastructure Architect in large, complex global organisations. Hands-on experience delivering major infrastructure transformation projects, including data centre and...
Outside Spy
Aug 17, 2026
Duration not stated
Technical Architect at DGH Recruitment Ltd , City of London, £500 to £550 per Day
£500 - £550 per day
Outside Spy City of London, London, UK
Technical Architect Remote | UK | Outside IR35 Are you a hands-on Technical Architect with a background in media, broadcasting, TV or Video on Demand platforms? We're looking for an experienced architect to lead the design and delivery of cloud-native solutions for major media and entertainment organisations. Working across the full project lifecycle, you'll collaborate with stakeholders, development teams and customers to define architecture, shape technical strategy and ensure successful delivery of modern AWS-based solutions. What You'll Be Doing - Designing scalable, cloud-native architectures on AWS. - Working with customers and internal teams to understand business and technical requirements. - Leading technology selection and key architectural decisions. - Producing solution designs, estimates and technical documentation. - Supporting engineering teams throughout delivery, ensuring quality, security and reliability. - Helping establish CI/CD pipelines, testing strategies...
Outside Spy
Aug 17, 2026
Duration not stated
Technical Architect at DGH Recruitment, City of London, £Contract Rate
Outside Spy City of London, London, UK
Technical Architect Remote UK Outside IR35 Are you a hands-on Technical Architect with a background in media, broadcasting, TV or Video on Demand platforms? We're looking for an experienced architect to lead the design and delivery of cloud-native solutions for major media and entertainment organisations. Working across the full project lifecycle, you'll collaborate with stakeholders, development teams and customers to define architecture, shape technical strategy and ensure successful delivery of modern AWS-based solutions. What You'll Be Doing - Designing scalable, cloud-native architectures on AWS. - Working with customers and internal teams to understand business and technical requirements. - Leading technology selection and key architectural decisions. - Producing solution designs, estimates and technical documentation. - Supporting engineering teams throughout delivery, ensuring quality, security and reliability. - Helping establish CI/CD pipelines, testing strategies...
Outside Spy
Aug 17, 2026
6 Months or more
Technical Architect at DGH Recruitment Ltd., City of London, 6 Months, £500-£550 per day
£500 - £550 per day
Outside Spy City of London, UK
Technical Architect Remote | UK | Outside IR35 Are you a hands-on Technical Architect with a background in media, broadcasting, TV or Video on Demand platforms? We're looking for an experienced architect to lead the design and delivery of cloud-native solutions for major media and entertainment organisations. Working across the full project life cycle, you'll collaborate with stakeholders, development teams and customers to define architecture, shape technical strategy and ensure successful delivery of modern AWS-based solutions. What You'll Be Doing - Designing scalable, cloud-native architectures on AWS. - Working with customers and internal teams to understand business and technical requirements. - Leading technology selection and key architectural decisions. - Producing solution designs, estimates and technical documentation. - Supporting engineering teams throughout delivery, ensuring quality, security and reliability. - Helping establish CI/CD pipelines, testing...
Outside Spy
Aug 17, 2026
6 Months or more
Cryptography Architect - Crypto & Post-Quantum at Xcede, Greater London, 6 Months, £Contract Rate
Outside Spy Greater London, UK
Cryptography Architect - Crypto & Post-Quantum 6-month contract September Start date Outside IR35 - Market rate Remote Working We are seeking an experienced Crypto & PQC Architect to lead a critical post-quantum cryptography readiness programme. This hands-on role will focus on deploying cryptographic inventory tools, discovering cryptographic assets and developing a comprehensive Crypto Bill of Materials (CBOM) across business-critical applications. This is a hands-on architecture role focused on assessing the organisation's existing cryptographic landscape and establishing a clear roadmap towards quantum-resistant security. The initial priority will be to deploy crypto-inventory tooling and develop a comprehensive Crypto Bill of Materials (CBOM) across business-critical applications. The role will involve working closely with application owners, security teams and developers to identify where cryptography is used, assess associated risks and recommend appropriate...
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