Security Architect

Salary: £? - ? per year

Requirements:

• SC clearance, with willingness to undertake DV clearance
• Proven experience in Security Architecture within government-cleared environments
• Practical hands-on experience in security architecture, design, and assessments within programmes, projects, or a product-centric organisation
• Good understanding of a broad range of industry-standard technologies, both proprietary and open source, across Microsoft and Linux-based deployments, including physical, virtual, and containerised compute
• Experience securing mobile devices and services, including device management (MDM), policies, and identity solutions
• Experience working in an architecture function and developing vision, principles, and strategy for security architects across products, projects, and technologies
• Experience working to, and assisting in the creation of, security standards, blueprints, reference architectures, roadmaps, transition states, and target solutions across multiple services
• Direct experience interacting with and influencing senior stakeholders and a wide range of people across large teams, departments, suppliers, and customers
• Experience as an effective process owner and team player
• Good communication skills across all levels
• Experience designing solutions using leading-edge security NDR, IDS, and IPS tools such as Corelight, Corvil, FireEye, and Cisco Secure Network Analytics
• Experience designing or assessing security architectures across modern deployment technologies, including Kubernetes, Docker Swarm/Enterprise, VMware, and CI/CD pipelines using Jenkins and Azure DevOps
• Strong networking experience, including mobile networks such as 4G
• Experience with non-Microsoft operating systems, including iOS for mobile
• Experience providing security design and architecture expertise across the development lifecycle using both waterfall and agile methods
• Experience adopting security standards and frameworks such as NIST Cybersecurity Framework, CIS Controls, and MITRE ATT&CK within public or private sector environments
• Experience creating and managing user and system usage policy documentation for government systems such as SyOps and ConOps

Responsibilities:

• Deliver technical security design and/or provide assurance of technical security design, and justify and communicate design decisions
• Work closely with the Security function to design architectures utilising leading-edge technologies
• Help deliver key enhancements and new services in the Tier 2/3 security space
• Assist in setting the strategic direction for security architecture, including developing and implementing frameworks to maintain acceptable levels of technical risk
• Recommend security controls and identify solutions that support business objectives
• Identify subtle security needs and understand the risk impact of vulnerabilities on existing and future designs and systems
• Advise on security-related technologies and assess the risk associated with proposed changes
• Provide specialist advice and recommend approaches across teams and stakeholders
• Manage stakeholders expectations, adapt to reactions, and reach consensus
• Drive and create necessary artefacts to help the client organisation deliver rapid change
• Advise and enable technical teams to make security decisions and provide guidance to ensure effective use of common tools and patterns
• Proactively deliver secure systems and implement proportionate controls to enable successful business outcomes

Technologies:

• Azure
• CI/CD
• Cisco
• DevOps
• Docker
• Support
• Jenkins
• Kubernetes
• Linux
• Mobile
• Network
• Security
• VMware
• iOS
• Cloud
• Architect

More:

We are a specialist services company supporting a key government asset in London. This is an outside IR35 contract, working 4 days a week on site, with a day rate of (Apply online only). The role offers the opportunity to play a critical part in protecting some of the UKs most sensitive information and to make a real difference in an exciting, complex environment.

last updated 31 week of 2026