35 security architect jobs found

Solution Architect – Cyber, Security & Compliance (Contract) 📍 Bristol/Leeds/Edinburgh/Manchester, UK (Hybrid) | 💷 £475 per day (Inside IR35) 🕒 6-month contract Our client, a top global organization, is seeking an experienced Solution Architect to support the architecture of a Cyber & Physical Defence Centre, with a strong focus on regulatory, compliance, and security monitoring. This role blends deep technical architecture expertise with strong security and cryptographic knowledge, helping shape secure, compliant, and future-proof solutions across complex platforms. Key Responsibilities * Develop and maintain solution architecture supporting regulatory and compliance monitoring capabilities. * Design end-to-end solution architectures that consider technical, regulatory, commercial, and organisational factors. * Apply industry best practices, standards, frameworks, and policies to drive value and architectural consistency. * Elicit requirements and shape...

Job Title: Technical Architect   Start Date: March 2026  Max Day Rate: £550 per day  IR35 Status: Inside IR35 Location: Remote   As a Technical Architect, you will work with multiple projects and teams to address challenges that require broad architectural thinking. Your leadership will be instrumental in mentoring team members, guiding other architects, and ensuring that our technical designs align with overarching strategic goals.   Key Responsibilities   - Lead the technical design of systems and services, justify and communicate design decisions, and assure the quality of services. - Develop and evolve governance frameworks to effectively manage delivery, utilising standards, guardrails, and principles. - Make informed decisions characterised by varying levels of risk and complexity, providing recommendations as needed. - Define and challenge strategies, patterns, standards, policies, and roadmaps, while offering proactive guidance across the organisation. - Design systems that...

Are you an experienced Architectural Technician with experience in the nuclear or defence sectors (Or similar)? Ready to shape the future of the UK's most secure and technically demanding infrastructure projects with a large international consultancy? Job Title: Architectural Technician Location: Bristol Contract Length: Initial 12-month contract Rate: DoE (This role falls inside IR35) The Opportunity We're recruiting for skilled Architectural Technician or part ll to join one of the world's leading design and engineering consultancies. With a strong pipeline of secured work across the UK nuclear and defence landscape working on front-end design. You'll be part of an expert, multidisciplinary team working on high-value defence facilities, secure government estates, and nuclear-grade installations. Whether you specialise in front-end concept design or technical delivery through RIBA Stage 3/4+, your expertise will directly support national capability and resilience. The...

Lead Technical Architect Clearance Required: DV An opportunity is available for an experienced Lead Technical Architect to lead technical delivery across a large, complex and mission critical environment. This role requires a strong technology leader with proven experience delivering IaaS, PaaS and Workplace services within secure environments. You will act as the technical lead across delivery teams, shaping strategy, roadmap and architectural direction while ensuring governance and compliance standards are maintained. The Role - Lead Technical Architect You will lead a multi-skilled agile team across security, service and management disciplines. Team collaboration and delivery control are central to this position. Key Responsibilities Own and drive the technical delivery of Managed Service sub-components from design through to live deployment. Collaborate with wider technical leadership to drive cohesive delivery across multiple technology areas. Contribute to strategic...

SQL Server Architect - SC Cleared + 6 month initial contract + Hybrid working from London + £605 per day - Inside IR35 + SC Cleared role Key Skills: SQL Server Always On Sharepoint Key Activities Work with Infra Architect to define PoV success criteria (RPO/RTO, failover time, throughput, recovery steps). Stand up PoV topology: SQL Server Always On Availability Groups on Amazon EC2 across multiple AZs. Storage using EBS (io1/io2 / gp3) and, where required, FSx for Windows File Server for cluster dependencies. Integrate CloudWatch, AWS Backup, Systems Manager, and automation as appropriate (CloudFormation/Terraform/PowerShell). Confirm and test SharePoint compatibility (content/search/service DBs). Produce pattern catalogue and TCO/performance findings and assessment of complexity to introduce and in terms of operability and maintainability for each of the chosen patterns (Always On availability groups, Always On failover cluster instances (FCI),...

Scope and Objectives Provide architectural design leadership across new build and refurbishment projects, coordinating multidisciplinary teams to meet client requirements, regulatory standards, and organisational processes. Ensure successful project delivery from inception to handover-on time, within scope, and within budget. Operate effectively in both UK and international environments, delivering inclusive, sustainable, and safe design solutions. Where required, fulfil duties as the Construction Design and Management (CDM) Principal Designer and Building Regulations Principal Designer. Key Responsibilities Design Leadership & Project Delivery Act as Lead Designer (with support from peers and the Team Leader), coordinating the design process across disciplines and supporting Project Managers with programme planning. Deliver projects across workplace, residential, and light industrial sectors, ranging from £250k to £15m, including both new builds and refurbishments. Produce...

We are seeking a Technology Resilience Specialist to play a key role in strengthening organisational resilience across applications, infrastructure, data, and operations. This role will drive critical resilience initiatives, improve our recovery capabilities, and help shape the long‑term resilience strategy. Key Responsibilities Lead the implementation of Resilience Deep Dive and Resilience Improvement processes within ServiceNow Continual Improvement Management (CIM). Investigate and analyse resilience vulnerability data to identify risks and improvement opportunities. Design and support the migration from existing in‑house Technology Vulnerability Management tools to ServiceNow Integrated Risk Management (IRM). Contribute to strategic initiatives focused on Double Failure Resilience and Mass Disaster Recovery (DR) scenarios. Redefine and embed Recovery Time Objectives (RTOs) across the organisation. Develop and promote an organisational approach to SLIs, SLOs, Error Budgets, and...

Directorate: Strategy & Innovation Contract Type: 18 Months Fixed Term Contract Hours: 36 Salary: £71,713 - £79,409 Location: Colindale Closing Date: Midnight March 9th 2026 About Barnet Council Barnet is a borough with much to be proud of. Our excellent schools, vibrant town centres, vast green spaces and diverse communities all help make it a great place to live and work. As a council we want to build on these strengths as we move into the future. We are growing and developing as an organisation to meet the challenges facing our borough and we are committed to working with partner organisations and residents to make Barnet even better. As an organisation, our staff are committed to Our Values: Learning to Improve, Caring, Inclusive, Collaborative - which drive everything we do. About the role This is an exciting time to join Barnet as we grow our Digital, Data and Technology (DDaT) capabilities and accelerate our digital transformation journey. We're investing in smarter...

Application Architect / Technical Architect - CI/CD & DevSecOps (Defence) Location: Hampshire Clearance: DV Rate: £635 to £740 per day + Outside IR35 Overview We're hiring a Technical/Application Architect specialising in CI/CD and DevSecOps to design and lead secure delivery pipelines in a military IT environment. This is a hands-on architecture role focused on building hardened, compliant, enterprise-grade delivery platforms. Key Responsibilities Architect and deliver secure CI/CD pipelines Lead DevSecOps strategy and standards Design pipelines for secure, restricted, and air-gapped environments Define reusable pipeline frameworks and templates Embed security-by-design across delivery Act as senior technical authority across platforms and programmes Essential Skills Enterprise CI/CD architecture experience Strong DevSecOps background Tooling: GitLab CI, Jenkins, GitHub Actions, Azure DevOps Containers: Docker, Kubernetes, OpenShift IaC: Terraform, Ansible,...

Senior Technical Architect Inside IR35, £640 P/D Hybrid, 3 days on site per week in Milton Keynes 6 months, scope to extend Active SC would be advantageous We are looking for a skilled Senior Technical Architect to deliver secure, scalable technology solutions for a UK Government client. You will translate complex technical concepts, lead solution design and work closely with security, infrastructure and cloud teams. Key Requirements Experience in secure government environments Strong technical background across Microsoft/Linux servers, networks, and: Hybrid Cloud, Gateways, PKI Email services VMware (VCD, vSAN, NSX) Cisco, Palo Alto, SASE Ability to produce high‑quality architectural documentation (HLD/LLD, options assessments). DevSecOps experience with CI/CD and automation. Requirements management ownership. Experience designing and migrating services to Azure/M365 and AWS. Working knowledge of security tooling and auditing. Strong understanding of NCSC, GDS, CIS, Cyber...

A well-established UK organisation currently live with the full suite of Dayforce modules is seeking an experienced Integrations Architect to support the next phase of its HR technology journey. This role will focus on optimising and enhancing integrations between Dayforce and the wider enterprise technology landscape, with particular emphasis on Microsoft Entra to enable a seamless Joiners, Movers, and Leavers (JML) process. This is a hybrid role in Northampton as and when needed and is for an initial 6 months with potential to extend. Skills & Experience Proven experience as an Integrations Architect or Senior Integration Consultant within enterprise environments. Strong hands-on experience integrating Dayforce with other enterprise systems. Experience designing integrations with Microsoft Entra (formerly Azure AD), particularly for identity and access management and automated JML workflows. Strong understanding of APIs, web services (REST/SOAP), SFTP, middleware, and...

Senior Network Architect Milton Keynes (Hybrid 3 days PW) £550 - £600pd DOE (Inside IR35/Umbrella) 6 month initial contract Ideally SC/DV Cleared (Need to be eligible if not) My central Government client is looking for an experienced Network Architect to support them with the delivery and management of key national security capabilities. You will liaise with stakeholders/customers and interpret business requirements into technical ones and support technical teams in delivery of capabilities, providing 4th level technical oversight to customer issues. The ideal candidate will have experience in an enterprise environment, ideally within a Government body. Essential Experience Required: Networking architecture such as Network Topology and configuration Wireless network architecture Firewalls Network load balancing Inter/intra site connectivity Virtual private network configuration Public could connectivity* Experience creating technical and architectural documents...

Our client, a prominent entity in the Defence & Security sector, is seeking a skilled Solution Architect to join their team as a PLM Architecture Professional on a contractual basis. This role is based in Warton with hybrid work arrangements, requiring two days on-site presence each week. The contract duration is nine months, and the position operates within the Inside IR35 framework. Key Responsibilities: Lead the design and implementation of Teamcenter architecture, including Database Server, Application Server, Web Server, Dispatcher, and related components. Define PLM system architecture aligned with enterprise digital transformation goals. Work with TOGAF, DODAF, ArchiMate or similar architecture frameworks to build enterprise PLM roadmaps. Enable and implement end-to-end Digital Thread / Digital Twin solutions across engineering, manufacturing, and service domains. Develop and consume web services and SOA APIs for downstream and upstream system integrations. Develop...

Network Architect / Technical Architect / Milton Keynes / 6 Month Contract / Inside IR35 / £600 / SC Clearance / Security Cleared  An architect is required to support a major government body with the delivery and management of key national security capabilities. Working with customers, engineering and development teams to support the solution as well as maintaining key business relationships within government and capability ensuring the security of the nation. Providing key technical inputs and governance. Skills · Excellent people skills and an ability to explain and understand technical complexity. · Experience in relevant roles, including technologies in enterprise and virtual environments and of working within a secure environments. · Experience of networking architecture o Network Topology and configuration o Wireless network architecture o Firewalls o Network load balancing o Inter/intra site connectivity o Virtual private network configuration o Public could connectivity...

Technical Architect / 6 Month Contract / Milton Keynes / Inside IR35 / £640 / Hybrid – 3 days onsite   An architect resource is required to support a major government body with the delivery and management of key national security capabilities. You will be working with customers, engineering and development teams to support the solution whilst providing key technical inputs and governance.   Essential Skills: Experience in relevant roles, including technologies in enterprise and virtual environments and of working within a secure environment Experience of server/operating system (Microsoft and Linux), network technologies, as a minimum Hybrid Cloud, Gateways, PKI, Email, VMware virtualisation platforms (including VCD, VSAN, and NSX), SASE architecture, Cisco Palo Alto Experience creating technical and architectural documents such as options assessments, low and high-level technical designs. DevSecOps experience in automation and improvement in development and release processes...

London – Bishopsgate (Hybrid – 2 days onsite) 📄 B2B Contract | ⏳ 6 Months+ 💰 Rate: Market Rates - Inside IR35 Our client, a global leader in IT services, consulting, and business solutions is urgently seeking an experienced Mainframe Data Architect with strong data migration expertise to lead a critical modernization initiative focused on migrating data from legacy mainframe systems to modern cloud-based platforms. This role is pivotal in ensuring a seamless, low-risk transition with robust Change Data Capture (CDC), accurate data transformation, and zero-disruption cutover execution. You will work at the intersection of architecture, engineering, and governance to design scalable data migration strategies and ensure enterprise-grade reliability. Key Responsibilities * Design and implement Change Data Capture (CDC) pipelines using IBM CDC tools (or equivalents), including subscription management, bookmark handling, and replay strategies * Lead complex data transformations...

Role Title: Network Product Owner Start Date: ASAP End Date: 18th December 2026 Rate: £630 Location: Manchester 3 days on site JD - Network Security Technical Product Owner - the clients Global Network Services, you should possess the following skillsets: Network Security Product Strategy and Vision: Ability to define, document, and communicate a clear network security product vision aligned with Zero Trust principles, organizational governance frameworks, and regulatory compliance requirements. Deep understanding of security policy lifecycle management, identity and access management integration, micro-segmentation strategies, and continuous verification principles. Skilled in managing network security product backlog prioritized based on risk assessment, business value, and threat landscape, with deep collaboration with security operations, infrastructure, and compliance teams. Strong understanding of API-level integration between security platforms and orchestration...

Cyber Security Consultant – Penetration Testing Location: Mons, Belgium Contract Role We’re seeking an experienced NATO cleared Cyber Security Consultant to support penetration testing and security assurance activities within a multinational defence environment. Key Responsibilities Contribute to Red/Blue Team exercises. Perform penetration testing across web, infrastructure, and enterprise systems. Review technical designs for security compliance. Provide security guidance to technical teams and stakeholders. Produce clear reports and briefings for both technical and senior audiences. Collaborate with internal and external teams involved in accreditation and assurance.Required Experience 3+ years in penetration testing (applications & infrastructure). Strong knowledge of network/security architecture Experience with Windows and Linux Familiarity with major testing tools and methodologies. Scripting in at least one language (Python, Bash, Ruby, etc.). Understanding of...

C# Developer – 6-month contract – London – SC Cleared – Inside IR35 My Financial Services customer is looking for a C# Developer, that will play a key role in designing and building components of a synchronisation platform. You will work across backend and frontend technologies to enhance the Lab environment, implement feedback-driven improvements, and help shape future synchronisation models. You’ll be joining a collaborative, forward-thinking engineering team delivering scalable, secure, and high-performing solutions within Azure. Skills & Experience required from the C# Developer Active SC Clearance Strong hands-on development experience with C# and .NET Solid SQL and database development expertise Experience building modern web applications using Angular, HTML, and JavaScript Experience working within Azure-hosted environments Experience in the financial Services sector Exposure to Azure DevOps, CI/CD pipelines, and automation scripting would be beneficial Key...

Contract Senior Appian Developer / North West (Fully Remote) / £530pd Outside IR35 Are you a Senior Appian Developer looking for a long-term contract with genuine project longevity and impact? Our client, a well-established consultancy in the North West, has just secured a major Appian transformation programme and is looking for an experienced Appian Developer to play a key role in designing and delivering enterprise-grade solutions. This is an initial 6-month contract, Outside IR35, with strong likelihood of extension beyond 12 months due to an already secured project pipeline. This is a fully remote role, offering flexibility while working on a high-profile, large-scale Appian implementation within a secure environment. What do we need from you? 4+ years of hands-on Appian development experience Strong experience designing and building complex Appian applications Experience working across the full SDLC within Agile environments Ability to work closely with architects, BAs...