14 security architect jobs found in London

Security Architect - AWS - Active Security Clearance Required 9 month contract + Inside IR35: £600 - £650 p/d Hybrid - 1x a month in London We're looking for a Security Architect with strong technical instincts and a proactive mindset to help shape secure solutions across digital services. Working within a collaborative and multidisciplinary team, you'll provide practical security guidance, contribute to the design of secure systems, and help ensure that risks are appropriately identified, communicated, and mitigated. This is a hands-on role ideal for someone looking to deepen their skillset within a high-profile, public sector programme. What You'll Be Doing Designing secure system architectures that balance business objectives with risk Advising delivery teams on security best practice throughout the development lifecycle Supporting the development of reusable security architecture patterns Reviewing technical solutions and offering constructive security input Communicating...

Cyber Security Architect (Hybrid - London) - IAM/Cloud/Infrastructure Type: Contract 6+ months Rate: Up to £750 a day (Inside IR35) Location: Hybrid - 3 days per week onsite (London office) Overview An established national organisation is seeking an experienced Cyber Security Architect to help shape and safeguard its enterprise technology landscape. This is a senior, influential contract role ideal for someone who blends strategic architectural thinking with practical, delivery‑focused cyber security expertise. You will work across technology, business, and governance teams, ensuring solutions are secure, risk‑aligned, and supportive of wider organisational objectives. This role offers the opportunity to solve complex security challenges, influence senior stakeholders, and design security approaches that enable the business. Skills & Experience Required Core Competencies Strong influencing and negotiation skills. Ability to communicate clearly across written, verbal,...

Security Architect - Cloud Security £550-£620 per day Umbrella | Inside IR35 Location: UK Based (Hybrid/Remote options available) Sector: UK Central Government Contract: 30 Weeks We are currently looking for an experienced Security Architect to join a high-profile programme within the UK Central Government sector. This is an exciting opportunity to play a key role in the "(phone number removed) Cab Off One Login" project, helping shape and deliver secure cloud architecture solutions across a complex enterprise environment. The Role As a Security Architect, you will define and deliver robust cloud security frameworks and architectures that align with business requirements, operational performance goals, and government security standards. You will act as a Subject Matter Expert (SME), influencing key stakeholders, advising technical teams, and contributing to strategic security decisions across multiple workstreams. This role requires strong expertise across cloud security...

SC Cleared Security Architect 6 month contract + Inside IR35 Hybrid - 1x a month in London Up to £600 p/d What we're looking for Active SC clearance Strong AWS security architecture experience Experience working in secure, regulated or public sector environments Good understanding of cloud security controls, patterns and governance Familiarity with DevOps, CI/CD, infrastructure-as-code and modern engineering practices Experience designing or reviewing solutions across cloud, legacy or hybrid environments Ability to apply structured analysis to real-world security challenges Knowledge of risk methodologies and how to apply them proportionately Strong stakeholder engagement skills, with the ability to explain technical security issues clearly Comfortable working collaboratively across multidisciplinary delivery teamsNice to have Understanding of Home Office or central government security processes Knowledge of secure cloud platforms, landing zones, guardrails or core cloud...

SC Cleared Security Architect (SC Clearance Required) Horsham - 12 Month initial £400 - £500 Inside IR35 Are you an Security Architect looking for a fully remote position for the UK Government, where you will take part in cutting edge development projects within an autonomous and varied role? On Offer is the chance for an Security Architect to become a high ranking member of an elite IT Architecture team, taking part in varied projects and leading the charge in innovation and development of infrastructure technologies used by the university. This is a long term greenfield project for the UK Cabinet Office, working with other very senior Architects and Developers. In this role you will be working with technical subject matter experts to generate technology roadmaps to the requirements of the university. You will also assist in the incorporation of new networking and cloud technologies into the university's enterprise architecture team. The Ideal Security Architect will have...

Lead Cloud Architect - Azure Transformation Location: Central London or Sheffield (Hybrid - 2 days onsite, with some travel between both sites) Contract: Initial 12 months with extensions (2-3 year transformation programme) Rate: £750-£900 per day (Inside IR35) Shape the Future of Cloud at one of the UK's Largest Organisations Are you an experienced Senior Cloud Architect with deep knowledge of Azure based cloud transformations? Do you have exceptional stakeholder engagement skills and a track record of significant contributions to complex, enterprise-scale environments? If so, apply now for this new role. We are looking for a highly experienced Senior Cloud Architect / Senior Azure Architect to play a pivotal role in a major enterprise-wide digital transformation programme. The successful Senior Cloud Architect / Senior Azure Architect will be an energetic, enthusiastic and charismatic leader, who can build key relationships with senior stakeholders as well as key internal...

Infrastructure Architect Wokingham / Hybrid - 2 days work from home 4 months initial contract £559 per day inside IR35 Active SC clearance We are seeking an experienced DNS Architect to join a growing infrastructure and cloud technology team. This is an exciting opportunity to take ownership of the design, security, and evolution of critical DNS services that support large-scale enterprise and cloud environments. As the DNS subject matter expert, you will be responsible for defining architecture standards, driving automation, enhancing security, and ensuring the resilience and performance of core naming services. You will work closely with network, cloud, infrastructure, and security teams to deliver scalable and secure DNS solutions that support business-critical operations. What You'll Be Doing Designing and implementing enterprise-scale DNS architectures across on-premises, hybrid, and cloud environments. Managing and optimising DNS services, including zones,...

SC Cleared Data Architect (SC Clearance Required) Horsham - 12 Month initial £500 - £600 Inside IR35 Are you an Data Architect looking for a fully remote position for the UK Government, where you will take part in cutting edge development projects within an autonomous and varied role? On offer is the chance for an Data Architect to become a high ranking member of an elite IT Architecture team, taking part in varied projects and leading the charge in innovation and development of infrastructure technologies used by the university. This is a long term greenfield project for the UK Cabinet Office, working with other very senior Architects and Developers. In this role you will be working with technical subject matter experts to generate technology roadmaps to the requirements of the institute. You will also assist in the incorporation of new networking and cloud technologies into the enterprise architecture team. The Ideal Data Architect will have industry experience in a...

Network DNS Architect Location: Wokingham, UK Work Mode: Office based (5 days per week) Contract Type: Contract Duration: 6 months Rate: £510 per day (Inside IR35) We are seeking an experienced Network DNS Architect to design, implement, and manage enterprise-scale DNS infrastructure within a large, complex environment. This role is ideal for a senior networking professional with deep expertise in DNS architecture, network design, and security, ideally with experience working in regulated or secure environments. You will take ownership of DNS strategy across on-premises, cloud, and hybrid infrastructures, ensuring high availability, resilience, and strong security controls. The role requires close collaboration with network, security, and cloud engineering teams, along with the ability to provide technical leadership and mentorship. Key Responsibilities * Design and architect scalable and resilient DNS solutions across enterprise environments * Define DNS strategy...

Network IT is recruiting for an experienced Senior Network Architect reporting directly to the CTO at our client, who is about to undergo enterprise network and datacentre transformation.   This is a key role leading the architecture for a major new programme, with responsibility for designing and governing secure, resilient, and scalable network solutions across complex enterprise environments.   You will own end-to-end network architecture across physical and logical domains, including LAN, WAN, SD-WAN, cloud networking, firewalls, load balancers, VPNs, and network security services.   Working closely with senior stakeholders, delivery teams, and suppliers, you will ensure solutions align with business objectives, security requirements, and enterprise architecture standards.   Please note this is a DV Cleared role. We can only accept applications from British Citizens.   Role: Senior Network Architect  Duration: 9 Months Rate: £790 per day Status: Inside IR35 Location: Milton...

Full Stack Software Engineer (.NET / Vue.js / Azure - Ideally some Python/AWS will be very helpful) Contract: 6 Months Initial Contract Rate: £550 per day (Inside IR35) Location: Remote with 2 days per month onsite in Leeds or London Start: ASAP Overview We're looking for an experienced Full Stack Software Engineer to join a high-profile public sector digital transformation programme. You'll be working within an agile delivery team, building and enhancing modern, cloud-native applications used by thousands of end users. This role requires strong full-stack development expertise across .NET, Vue.js and Azure, alongside previous experience delivering solutions within Government, NHS, or wider public sector environments. Key Responsibilities Design, develop and maintain scalable web applications using .NET and Vue.js Build and enhance RESTful APIs and backend services Develop responsive, accessible front-end applications Deploy and support cloud-native solutions within...

Job title: Technical Programme Manager - Workstream Lead Contract: 6 Months Location: London (Paddington, Hybrid) IR35: Inside Sector: Retail As a Technical Programme Manager, you support complex cross team initiatives and programmes, ensuring work progresses smoothly through effective planning, coordination and removal of delivery impediments. As a programme manager you will be accountable for leading the end to end delivery of a defined workstream on the client implementation of SAP. You will build and manage the plan ensuring successful delivery across design, build, test, deployment, and stabilisation. You help identify pain points and delivery inefficiencies, support agile ways of working, and strengthen sequencing, dependency management and escalation mechanisms within and across teams. You provide practical delivery support through tracking progress, coordinating ceremonies, managing programme budgets, supporting release activities and ensuring clarity of priorities....

SC Cleared Product Owner - Cloud Hosting 6 Months £88 per hour (Inside IR35) Hybrid working - 2-3 Days per week in Reading My client are looking for an experienced Product Owner with a strong background in Cloud Hosting to join a major programme within the Defence and Aerospace sector. This role requires active Security Clearance and experience working within highly regulated, secure environments. The successful candidate will be responsible for defining the vision, strategy, roadmap, and delivery of enterprise cloud hosting services, working closely with business stakeholders, architects, engineering teams, and senior leadership. Responsibilities Define and own the Cloud Hosting product vision, strategy, and roadmap. Engage with business and technical stakeholders to gather requirements and translate them into product features, epics, and user stories. Manage and prioritise the product backlog based on business value, dependencies, risk, and delivery capacity. Lead...

Product Owner - Cloud Hosting Rate: £80-£84 per hour (Inside IR35) Contract: Initial 6 months, rolling extension Location: Reading (Hybrid - 3 days onsite per week) Security Clearance: Active MOD SC Clearance Required Overview We are seeking an experienced Product Owner with a strong background in Cloud Hosting, Defence, and secure technology environments to join a major aerospace and defence programme. This is an excellent opportunity for a Product Owner who can bridge business and technical teams, drive cloud platform strategy, and deliver secure, scalable cloud hosting solutions within highly regulated environments. Key Responsibilities Define and own the Cloud Hosting product vision, strategy, and roadmap. Collaborate with business and technical stakeholders to gather and prioritise requirements. Translate business needs into Epics, Features, and User Stories. Manage and prioritise the product backlog, balancing business value, dependencies, and team capacity. Lead...