38 technical architect jobs found in London

Lead Technical Architect - 3-month contract - £500-£580 per day (outside IR35) - Fully remote Clearance: SC clearance preferred We are seeking an experienced Technical Architect to lead architecture strategy and design, with a strong focus on enterprise integration and technical solution design. Key Responsibilities: Lead the development of architecture strategies, solution designs and technical roadmaps. Define integration architectures across APIs, microservices and Legacy systems. Engage with senior stakeholders, architects and delivery teams to ensure solutions align with strategic objectives. Produce and review high-level designs, architecture documentation and technical decision records. Provide technical leadership, manage architectural risks and ensure solutions meet security, scalability and resilience requirements. Essential Experience: Proven experience at leading technical architecture and design. Strong enterprise integration experience across...

Technical Architect - Public Sector Transformation - OUTSIDE IR35 - ACTIVE SC CLEARANCE REQUIRED Tecknuovo is a deliberately different digital consultancy, delivering secure, modern technology solutions while upskilling client teams to ensure zero long-term dependency. We are seeking an experienced Technical Architect to support a major public sector transformation programme focused on modernising probation services and reducing reliance on Legacy platforms. This role would suit senior architects with strong experience across enterprise architecture, AWS, API-led integration and Legacy modernisation. You'll play a key role in shaping the future technology direction of a strategic programme, establishing the architectural foundations, governance approach and technical standards that will underpin future delivery phases. Working as part of a multidisciplinary team, you'll collaborate with engineering, delivery and business stakeholders to assess the current technology...

Technical Architect (Government Alpha) Contract | Outside IR35 | 12 weeks | Hybrid, London We're building a small team for a 12-week Alpha project with a central government department, and we need a Technical Architect to shape the big decisions. The department runs three knowledge platforms on SharePoint Online, Sitecore and WordPress. They grew up separately, and each has its own access model, content structure and technical debt. The Alpha will decide whether to bring them together, connect them more closely, or leave them as they are. You'll assess what's there today, design the target architecture options, and work with a developer to prove them out in prototypes. The trickiest problems are identity and access across internal and external users, a joined-up search experience, and leaving room for AI. Your recommendation will feed directly into a costed options appraisal and Beta roadmap. What we're looking for Solution or enterprise architecture on...

Technical BA/Architect - Central Government - £550 - £700 a day - Outside IR35 - London/Hybrid - 6 month initial contract - Active SC Clearance We are looking for a experienced Technical BA/Architect who can bring relevant architecture/analysis capability within a policy environment. Technical scoping: break broad policy or case questions into answerable technical questions, identify evidence needed and define proportionate analytical approaches. Evidence gathering: draft and review technical questions for RFIs, calls, hearings and stakeholder engagement identify gaps, inconsistencies and follow-up questions. Technical analysis: review product documentation, architecture material, submissions and stakeholder evidence assess how technologies operate in practice and where claims require further testing. Intervention design: assess technical feasibility, effectiveness, implementation dependencies, safeguards and potential routes to circumvention. Drafting:...

Developer - Proof of Concept Expertise Contract | Outside IR35 | 12 weeks | Hybrid, London We're building a small multidisciplinary team for an Alpha project with a central government department, and we need a developer who has prior experience working on Alpha / Discovery Projects and enjoys building things quickly to test an idea. The department runs three knowledge platforms, each with its own technology, access model and technical debt. The purpose of this project will decide whether to bring them together, connect them more closely, or leave them as they are. You'll work with a Technical Architect, researcher and designer to turn the options into prototypes that real users can test. That could mean single sign-on across systems, joined-up search, or AI-assisted search. What we're looking for Development experience on government Alpha or Discovery projects, working to the GDS Service Standard A track record of rapid prototyping or proof of...

Oracle Sovereign Cloud Architect - £850 - £900p/d (Outside IR35) - London/Hybrid A leading international organisation is seeking an experienced Oracle Sovereign Cloud Architect to support a major Finance, HR and Procurement transformation programme, centred around the implementation of Oracle Fusion Cloud Applications within Oracle's EU Sovereign Cloud. This is a senior, client-side architecture role, responsible for designing the sovereign cloud infrastructure, security architecture, identity management and data residency framework ahead of a large-scale ERP transformation. Contract Details: Rate: £850-£900 per day (Outside IR35) Location: London (King's Cross) - Hybrid, with regular travel to Paris and Brussels Duration: 3 months (Rolling) Key Responsibilities Lead the cloud architecture workstream for a major Oracle Fusion Cloud ERP and HCM transformation programme. Design and define the Oracle EU Sovereign Cloud architecture, including tenancy,...

Security Architect (AWS) - Public Sector Transformation - OUTSIDE IR35 - ACTIVE SC CLEARANCE REQUIRED Tecknuovo is a deliberately different digital consultancy, delivering secure, modern technology solutions while upskilling client teams to ensure zero long-term dependency. We are seeking an experienced Security Architect to support a major public sector transformation programme involving sensitive data, cloud-based services, and complex enterprise technology landscapes. This role would suit senior security professionals with extensive experience defining security architectures, providing assurance across large-scale programmes, and ensuring compliance with organisational security standards within highly regulated environments. Working closely with programme leadership, architects, engineering teams, and security stakeholders, you will take ownership of security architecture, controls, governance, and assurance activities, helping to ensure the programme delivers...

Oracle Technology Lead - £750-£800p/d (Outside IR35) - London/Hybrid A leading international organisation is seeking an experienced Oracle Technology Lead to support a major Finance, HR and Procurement transformation programme, centred around the implementation of Oracle Fusion Cloud Applications. This is a senior, client-side technical leadership role, responsible for defining the technical architecture, integration strategy and implementation requirements ahead of a large-scale ERP transformation. Contract Details: Rate: £750-£800 per day (Outside IR35) Location: London (King's Cross) - Hybrid, with regular travel to Paris and Brussels Duration: 12 Months Key Responsibilities: Lead the technical workstream for a major Oracle Fusion Cloud ERP and HCM transformation programme. Define the target technical architecture, integration strategy and technical standards. Assess existing ERP environments, including Oracle E-business Suite and Microsoft Dynamics...

Location: London (Hybrid) Status: Outside IR35 Rate: Neg Duration: 6 months Clearance: Active SC Clearance is mandatory. Our client is seeking an experienced Data/Software QA Tester with a strong background in Artificial Intelligence (AI), Machine Learning (ML) and Data Quality Assurance to support a major technology transformation programme. This is an opportunity to play a key role in validating AI-enabled document classification solutions, ensuring accuracy, precision and reliability, while assuring complex document migration processes and data quality across systems. The Role Working closely with developers, data engineers, technical architects and business stakeholders, you'll be responsible for testing AI-driven solutions, validating document categorisation outputs and ensuring data quality throughout migration and integration processes. The engagement will involve a combination of traditional software testing, AI/ML validation, data quality...

AWS Architect - AI Voice Integration - £600 p/d (Outside IR35) - 6-Month Contract - London (2-3 Days Onsite per Week) A high-growth consulting organisation is looking for an AWS Architect to play a key role in owning and evolving an AI-powered voice technology platform. This is a hands-on role where the successful candidate will be responsible for defining the cloud architecture, as well as securing and operating the platform in a live pilot environment. The AWS Architect will design and manage AWS services supporting AI, voice and telephony workloads, working with Amazon SageMaker and Amazon Bedrock for model orchestration, inference and AI workloads. Key Responsibilities Own AWS architecture and hands-on engineering delivery. Design and maintain secure, scalable and highly available AWS infrastructure. Manage Kubernetes, EKS, EC2 and AWS networking. Support AI/ML workloads using Amazon Bedrock and SageMaker, including voice and telephony integrations....

Senior Cloud Engineer - GCP - SC Cleared Outside IR35: £600-£650 per day Hybrid - 2-4 days per month in London ASAP - long-term engagement We are looking for an experienced Senior Cloud Engineer to join a major Google Cloud transformation within central government. The role will help shape the future of an enterprise-scale GCP estate by assessing the current platform, validating the target landing-zone architecture and developing proof-of-concepts across governance, security and automation. Working closely with the Lead Cloud Architect, you will ensure the proposed target state is secure, scalable and ready for implementation. Role responsibilities Assess the existing GCP organisation, projects, IAM, security controls and platform configuration. Provide technical input into the target landing-zone architecture and governance model. Review organisation policies, project governance and role-based access controls. Evaluate audit logging, Security Command Center...

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 the gap 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 and support the initial implementation of a Data Loss Prevention (DLP) capability using Microsoft Purview. - Work closely with security, infrastructure and application teams to translate requirements into practical technical solutions. Key experience: - Strong...

Solution Architect - Outside IR35 We are looking for multiple Solution Architects to support a public sector organisation delivering critical digital services. This opportunity would suit an architect with a strong software engineering background who can turn complex requirements into clear designs and practical development tasks. The Role You'll work alongside established delivery teams to shape solutions across interconnected platforms and external services. Your work will span API design, systems integration, platform enhancements and technical migrations, taking solutions from initial design through assurance and into implementation. Key Responsibilities Develop solution designs, architecture diagrams and detailed technical specifications for priority initiatives. Design reusable APIs and integration patterns connecting internal platforms with external service providers. Investigate technical dependencies and resolve integration challenges across existing services....

ServiceNow Architect - 6 months | London, UK (Hybrid - 2 days/week in office) - Outside IR35 We are seeking an experienced ServiceNow Architect to lead the design and implementation of ServiceNow Technology Service Operations Management (SOMT) solutions for a leading technology services organisation. You will define scalable IT Operations architectures, drive observability and AIOps initiatives, and enable proactive operations across large enterprise estates. The role needs strong technical leadership and hands-on architecture, working with enterprise stakeholders to transform IT Operations using ServiceNow best practices. Key Responsibilities: Define end-to-end ServiceNow architecture aligned to enterprise IT Operations strategy, covering Service Mapping, Event Management, Operational Intelligence, Cloud Observability and AIOps Drive architecture decisions across hybrid, multi-cloud and on-premises environments Lead SOMT implementations across large enterprise...

Senior Cloud Engineer - GCP - SC Cleared Outside IR35: £600- £650 per day Hybrid - 2-4 days per month in London ASAP - long-term engagement We are looking for an experienced Senior Cloud Engineer to join a major Google Cloud transformation within central government. The role will help shape the future of an enterprise-scale GCP estate by assessing the current platform, validating the target landing-zone architecture and developing proof-of-concepts across governance, security and automation. Working closely with the Lead Cloud Architect, you will ensure the proposed target state is secure, scalable and ready for implementation. Role responsibilities Assess the existing GCP organisation, projects, IAM, security controls and platform configuration. Provide technical input into the target landing-zone architecture and governance model. Review organisation policies, project governance and role-based access controls. Evaluate audit...

ServiceNow SOMT Architect London (Hybrid) 6 Month Contract £550/day (Outside IR35) ServiceNow SOMT Architect needed for a 6 Month Contract in London (Hybrid). Must have strong SOMT (Sales Order Management for Telecommunications) expertise. Hybrid Working - 2 to 3 days/week remote (WFH) and the remainder of the time working from the office in London . Paying up to £550/day (Outside IR35). Working with a global IT Consultancy supporting a leading Telecoms end client. Start ASAP in October / November 2026. Stong hands-on ServiceNow Architecture + SOMT (Sales Order Management for Telecommunications) expertise. ServiceNow Architect to lead the design, architecture + implementation of ServiceNow Technology Service Operations Management (SOMT) solutions. Defining scalable IT Operations architectures, driving observability, AIOps initiatives + enabling proactive operations through ServiceNow SOMT modules. Strong ServiceNow ITSM, IT Operations + Enterprise Monitoring....

ServiceNow SOMT Architect London (Hybrid) 6 Month Contract £550/day (Outside IR35) ServiceNow SOMT Architect needed for a 6 Month Contract in London (Hybrid). Must have strong SOMT (Sales Order Management for Telecommunications) expertise. Hybrid Working - 2 to 3 days/week remote (WFH) and the remainder of the time working from the office in London. Paying up to £550/day (Outside IR35). Working with a global IT Consultancy supporting a leading Telecoms end client. Start ASAP in October/November 2026. Stong hands-on ServiceNow Architecture + SOMT (Sales Order Management for Telecommunications) expertise. ServiceNow Architect to lead the design, architecture + implementation of ServiceNow Technology Service Operations Management (SOMT) solutions. Defining scalable IT Operations architectures, driving observability, AIOps initiatives + enabling proactive operations through ServiceNow SOMT modules. Strong ServiceNow ITSM, IT Operations + Enterprise Monitoring....

Senior Technical Business Analyst - Systems & Technology Mapping Rate: £500 - £575 per day (Outside IR35) Location: London (2-3 days per week onsite) Duration: 8-10 weeks Leading Hospitality Client now requires a Senior Technical Business Analyst on a short-term contract, to support the mapping and documentation of its existing technology landscape. You will work closely with business and technical stakeholders to document existing systems, applications, integrations and dependencies across multiple business functions. This is a hands-on systems mapping and documentation role, rather than a strategy or solution architecture position. Key Responsibilities Map and document the existing (as-is) technology and application landscape. Identify system integrations, data flows, dependencies and system ownership. Engage with business and technical stakeholders to gather information and understand existing processes. Review existing documentation, identify...

Title tag: Data Solution Architect London | Reinsurance | Oliver James Meta description: London, hybrid (2-3 days onsite). 12-month contract, Outside IR35. Lead data architecture for a major reinsurance transformation. Apply today. H1: Data Solution Architect, Reinsurance, London Advert body A leading London Market insurer is looking for an experienced Data Solution Architect to join a major reinsurance technology transformation programme. The role is an initial 12-month contract, Outside IR35. It is hybrid, with approx 2-3 days per week onsite in London. The business is currently in the discovery phase of a significant CenataSure implementation , focused on ceded reinsurance. The successful candidate will play a key role in shaping the data architecture, integration strategy and overall technical solution, working across technologies including Azure, Databricks and Subscribe. You 'll work closely with senior architecture leadership and a...

Data Architect (Insurance & Pensions) 6 Month Contract | Outside IR35 | £600 per day | Fully Remote (Occasional Office Visits) A specialist boutique consultancy is seeking an experienced Data Architect to support the delivery of a major data transformation programme for a leading organisation within the Pensions & Insurance sector . This role will see you acting as the architectural lead across a strategic modernisation initiative, helping shape the future state data platform whilst working closely with senior client stakeholders, delivery teams and technical leadership. The Role You will be responsible for defining the data architecture roadmap, producing conceptual and low-level designs, and ensuring solutions align with both business objectives and target-state technology architecture. The programme is centred around a modern cloud data platform leveraging AWS and Databricks . This is a highly stakeholder-facing position requiring someone who can operate...