26 to 50 of 71 Security Architecture Jobs in London

Cloud Security Engineer £650pd Inside IR35 Contract SC Clearance Required (Used Within Last 12 Months) Hybrid Working | Occasional London Travel Start Date: November 2026 | Contract Until March 2027 A leading consultancy is seeking an experienced AWS Cloud Security Engineer to support a major Home Office programme focused … migrating a large-scale product estate into a new AWS environment. This is a high-profile cloud transformation initiative, requiring a security-focused engineer to help design, implement, and maintain a robust security posture across the organisation's core cloud platforms. The successful candidate will work across cloud ...

Security Engineer (SIEM/XDR) Microsoft Sentinel, Defender, Endpoint, Detection Engineering, Detection-as-Code, KQL, Security Automation, SOAR, Playbooks, Telemetry, Cloud Security, APIs, CI/CD, Infrastructure-as-Code, Python, PowerShell, Windows, Linux, London (Hybrid) This is an exceptional permanent Security Engineer (SIEM/XDR) opportunity … join a leading tech company. The Security Engineer (SIEM/XDR) role is Hybrid, in the London office 1-2 times a month . You must be UK based and able to travel to UK sites sometimes at short notice. As Security Engineer (SIEM/XDR), you will ...

working with a large organisation undergoing significant cyber and digital transformation to hire a Cyber Security Architect focused on Enterprise Architecture. All potential applicants are encouraged to scroll through and read the complete job description before applying. This role sits within a dedicated Security Architecture function … specifically aligned to securing enterprise IT systems and business applications. The focus is on designing and assuring cyber security controls across complex enterprise environments, ensuring business resilience, regulatory alignment, and risk mitigation from the outset. This is not an enterprise architecture role — it is centred on enterprise networks ...

Senior DevSecOps Engineer AWS | EKS | Platform Security | Financial Services Location: London/Hybrid Day Rate: Up to £650 (OUTSIDE IR35) Contract: Initial 6 Months We're supporting a major financial services organisation delivering a next-generation cloud platform that will underpin multiple strategic programmes and engineering teams. … result, we're looking for a hands-on DevSecOps Engineer to join the platform security function and help build the guardrails, controls and automation that allow product and engineering teams to scale securely by default. This is an engineering-first role focused on AWS, Kubernetes, CI/CD security ...

working with a large organisation undergoing significant cyber and digital transformation to hire a Cyber Security Architect focused on Operational Technology (OT) . Applying for this role is straight forward Scroll down and click on Apply to be considered for this position. This role sits within a dedicated Security Architecture function and is specifically aligned to securing industrial and operational systems. The focus is on designing and assuring cyber security controls across complex OT environments, ensuring operational resilience, regulatory alignment, and risk mitigation from the outset. This is not an enterprise IT architecture role ...

make your mark? Join us and be part of something bigger. MAIN PURPOSE OF THE ROLE & RESPONSIBILITIES IN THE BUSINESS: As a Senior Security Architect (Manager) in our client, youll be responsible for the design and application of industry leading security practices in the platforms and services … hospital medical record platforms and global financial management and HCM systems. Youll work with Agile delivery teams to ensure that they follow good security practices throughout the software development journey. Youll learn about and apply new technologies and approaches, with talented colleagues who will help you develop and grow. ...

make your mark? Join us and be part of something bigger. MAIN PURPOSE OF THE ROLE & RESPONSIBILITIES IN THE BUSINESS: As a Senior Security Architect (Manager) in our client, you'll be responsible for the design and application of industry leading security practices in the platforms and services … 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 ...

make your mark? Join us and be part of something bigger. MAIN PURPOSE OF THE ROLE & RESPONSIBILITIES IN THE BUSINESS: As a Senior Security Architect (Manager) in our client, you'll be responsible for the design and application of industry leading security practices in the platforms and services … 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 ...

controlling who has access, how it's managed and where the risks sit. As a PAM Consultant, you'll take ownership of enterprise identity security platforms, strengthen privileged access controls and help shape security across a complex cloud environment. This is a hands-on contract where … Delinea Secret Server, Saviynt IGA and cloud identity technologies across Azure and AWS. You'll have the opportunity to influence technical decisions, improve existing security processes and tackle emerging challenges around AI and non-human identities. What's in it for you £600£650 per day, outside IR35. Initial ...

Solution Architect (Infrastructure) London | Hybrid | Security Cleared Lead Solution Architect (Infrastructure) required for a globally recognised organisation based in London to support a large-scale technology modernisation and infrastructure transformation programme. This Solution Architect will join a well-established Technology Strategy & Architecture function, responsible for shaping and delivering … enterprise-wide infrastructure modernisation initiatives. . This is an exciting opportunity to lead architecture across complex transformation programmes, influencing technology direction and driving the adoption of modern platforms, cloud technologies, automation, and security-first architecture practices. Key Duties and Experience for the Solution Architect to include: Security ...

Security Solutions Architect - Microsoft Sentinel & Purview DLP We are working with a leading organisation operating within a highly regulated industry, looking for an experienced Security Solutions Architect to support two key security initiatives. This is a hands-on design and delivery role, requiring someone who can bridge … between security architecture, technical integration and implementation. Key responsibilities: - Design and support the implementation of a repeatable integration pattern to extract security logs from complex third-party applications into Microsoft Sentinel. - Define approaches for log collection, data ingestion and integration, leveraging Azure Data Factory where appropriate. - Design ...

Head of Solution & Platform Architecture London | Hybrid 23 days per week | £130k£160k + up to 30% bonus This is not a traditional Enterprise Architecture role. We are looking for a senior architecture leader who has already built, led and transformed a Solution/Platform Architecture function within a large, complex organisation. You will take responsibility for bringing infrastructure, cloud, applications, integration, data, workplace and security architecture together into coherent, supportable business solutions. The organisation is moving towards a more Cloud-enabled, product-centric, Agile and automated technology model , and needs someone ...

Cyber Security GRC Consultant (DV Cleared) Find out exactly what skills, experience, and qualifications you will need to succeed in this role before applying below. Location: Remote/Hybrid - on-site presence as required Contract Type: Permanent & Full-time Salary: Competitive + Benefits About the Role As a Cyber … Security Consultant, you will play a pivotal role in delivering Secure by Design risk and security assurance services within MOD and Public Sector environments. You'll collaborate with multi-disciplinary teams to define and implement security risk assessments and best practice solutions, ensuring alignment with business risk ...

Cyber Security Operations Manager London - £100-110k We are currently working with a global law firm that is actively recruiting for a Cyber Operations Manager to join them on a permanent basis. The role will be responsible for overseeing all of the firms cyber function, including monitoring, engineering … security controls, ensuring the firm is well protected from potential security threats. This is a hybrid role with 3-4 days per week on-site in central London. Responsibilities: Providing effective leadership to the Cyber Security team, focusing on individual performance and development Overall responsibility for threat ...

Agile and DevOps delivery models. Desirable Skills: Application & Integration Technologies C# .NET Entity Framework JavaScript React Vue.js Windows Presentation Foundation (WPF) REST APIs Microservices architecture AI & Data Technologies AWS SageMaker Large Language Model (LLM) integrations AI-assisted analytics solutions Python-based data analysis tooling Architecture & Governance Enterprise cloud … architecture Security architecture and secure-by-design principles Technical assurance and governance Disaster recovery and business continuity planning COTS Product Experience Experience supporting Commercial Off-The-Shelf (COTS) products in secure environments. Knowledge of intelligence or law-enforcement platforms. Support and troubleshooting of analytical platforms such ...

enforcement of user and application access controls. Analyse Zscaler logs and telemetry to troubleshoot, optimise configurations, and improve performance. Review and contribute to solution architecture documentation, low-level designs, and implementation frameworks. Collaborate closely with the Enterprise Security Architecture team to align ZPA strategy with broader security … lead ZPA engineers, providing technical guidance and operational oversight. Partner with the Zscaler Internet Access (ZIA) team to ensure consistency across access and security policies. Required skills and experience Proven experience in Zscaler ZPA architecture, design, deployment, and administration. Strong understanding of network segmentation, access control models ...

Working with major organisations across financial services, the public sector and private industry, you'll help shape cyber strategies, manage complex risks and embed security into large-scale cloud, infrastructure and digital transformation programmes. This is an opportunity to combine technical cyber expertise, strategic advisory and commercial influence while … Lead cybersecurity engagements covering risk assessments, maturity reviews, strategy and transformation roadmaps. Advise senior stakeholders, including CISOs and CTOs, on cyber risk, resilience and security priorities. Integrate security into cloud, infrastructure and wider digital transformation programmes. Support business development, shape client propositions and contribute to bids and major ...

Security Operations Implementation Planning Consultant Rate: £800–£900 per day Inside IR35 Duration: ASAP start - Initially until 31 March 2027, with potential extensions Location: London - 1 day per week onsite, remainder remote Clearance: Active SC clearance required Overview We are supporting a specialist Security Consultancy delivering a major … security transformation programme for a UK Government Department. We are seeking an experienced Security Operations Implementation Planning Consultant to translate high-level SecOps transition strategies into detailed, actionable implementation plans across multiple security services. This role requires a strong understanding of enterprise Security Operations, combined with ...

Security Engineer (DevSecOps) Rate - £550 - £650 Inside IR35 Duration - 6 months initial Location - London once a week on site Reports to: Head of Security Architecture and Engineering The role: This is a hands-on engineering role focused on building security into software as developed and deployed. … work across three workstreams alongside three Senior DevSecOps Engineers. You'll pick up work where it's most needed, keep security consistent across all three workstreams and make sure nothing falls between them. It suits a software, DevOps or platform engineer who has already built security into their ...

likelihood of extension IR35: Outside IR35 Role Overview We are seeking an experienced Principal Penetration Tester to lead and deliver complex penetration testing and security assessment engagements for one our clients The successful candidate will provide hands-on technical expertise across infrastructure, cloud, applications, Kubernetes and hybrid environments, while … also leading testing teams and mentoring junior consultants. Essential Requirements Cyber Scheme Team Leader (CSTL) or CREST Certified Tester (CCT) Principal UK Cyber Security Council Professional (PriCSP) Current Security Clearance Proven experience leading complex penetration testing engagements and teams Experience working within Public Sector, CNI and large enterprise ...

likelihood of extension IR35: Outside IR35 Role Overview We are seeking an experienced Principal Penetration Tester to lead and deliver complex penetration testing and security assessment engagements for one our clients The successful candidate will provide hands-on technical expertise across infrastructure, cloud, applications, Kubernetes and hybrid environments, while … also leading testing teams and mentoring junior consultants. Essential Requirements Cyber Scheme Team Leader (CSTL) or CREST Certified Tester (CCT) Principal UK Cyber Security Council Professional (PriCSP) Current Security Clearance Proven experience leading complex penetration testing engagements and teams Experience working within Public Sector, CNI and large enterprise ...

Group Head of Information Security & Cyber Operations Commutable from: Oxford, Beaconsfield, London, Uxbridge, Wycombe, Watford, Aylesbury, Windsor, Maidenhead, Reading, Hemel Hempstead. Package: £115,000 - c.£125,000 p.a. + benefits There are cyber security roles where you're brought in to maintain what already exists. There are others … out. This is neither. The foundations are there. There's an established function, existing capability and a business that takes information security seriously. But there's also a recognition that it can be better. Much better. And that's where you come in. We're looking for a Group ...

client is a leading global investment bank. JOB DESCRIPTION Lead Software Engineer - Proxy/SSE Network Security As a Lead Software Engineer at our client within the Corporate Sector - Enterprise Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market … critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives. Job responsibilities Executes creative Network security software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems ...

client is a leading global investment bank. JOB DESCRIPTION Lead Software Engineer - Proxy/SSE Network Security As a Lead Software Engineer at our client within the Corporate Sector - Enterprise Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market … critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives. Job responsibilities Executes creative Network security software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems ...

Head of Information Security We are seeking an experienced Head of Information Security to lead and develop the organisation's cyber security strategy, ensuring the confidentiality, integrity and availability of information, systems and services. Reporting to the CIO, you will own the organisation's information security framework, including ISO 27001 and Cyber Essentials Plus, while leading the security roadmap and wider security operations. Key Responsibilities Develop and deliver the cyber security strategy and roadmap. Own and continuously improve ISO 27001 and Cyber Essentials Plus. Lead security operations and manage an outsourced ...