17 lead ai architect jobs found in London

Enterprise AI Architect - Lead AI Architect - AI Architect - Principal AI Architect or Digital Transformation Architect - AI £650- £750 p/d - Outside IR35 - Highly remote - 6 month initial contract Overview: A highly respected and liked organisation are in the early stages of a large scale and complex technology / digital transformation programme and are on the search for an experienced Lead AI Architect to define and deliver its enterprise AI strategy, architecture, governance framework and adoption roadmap. This is a high-profile role focused on shaping how AI and Agentic AI capabilities are designed, governed and scaled across a complex enterprise environment. You will provide strategic leadership across AI architecture, platform strategy, design standards and AI enablement, helping the business move from experimentation to enterprise-wide adoption. Key Responsibilities Define enterprise AI target architectures and transition roadmaps....

Enterprise AI Architect - Lead AI Architect - AI Architect - Principal AI Architect or Digital Transformation Architect - AI £650-£750 p/d - Outside IR35 - Highly remote - 6 month initial contract Overview: A highly respected and liked organisation are in the early stages of a large scale and complex technology / digital transformation programme and are on the search for an experienced Lead AI Architect to define and deliver its enterprise AI strategy, architecture, governance framework and adoption roadmap. This is a high-profile role focused on shaping how AI and Agentic AI capabilities are designed, governed and scaled across a complex enterprise environment. You will provide strategic leadership across AI architecture, platform strategy, design standards and AI enablement, helping the business move from experimentation to enterprise-wide adoption. Key Responsibilities Define enterprise AI target architectures and transition roadmaps. Develop scalable AI and...

Enterprise AI Architect - Lead AI Architect - AI Architect - Principal AI Architect or Digital Transformation Architect - AI £650-£750 p/d - Outside IR35 - Highly remote - 6 month initial contract Overview: A highly respected and liked organisation are in the early stages of a large scale and complex technology/digital transformation programme and are on the search for an experienced Lead AI Architect to define and deliver its enterprise AI strategy, architecture, governance framework and adoption roadmap. This is a high-profile role focused on shaping how AI and Agentic AI capabilities are designed, governed and scaled across a complex enterprise environment. You will provide strategic leadership across AI architecture, platform strategy, design standards and AI enablement, helping the business move from experimentation to enterprise-wide adoption. Key Responsibilities Define enterprise AI target architectures and transition roadmaps. Develop scalable AI and...

AI Technical Lead | Generative AI & Machine Learning 12-Month Contract | £500 - £700 per day | Outside IR35 | London 167 Solutions is working with an organisation looking to appoint an experienced AI Technical Lead to lead the design and delivery of production-ready Generative AI and Machine Learning solutions. This is a hands-on technical leadership role for someone who can operate across AI strategy, architecture and engineering , while still being comfortable getting involved in the technology. The Role You will take technical ownership of AI initiatives from initial concept through to production, working with engineering, product and business stakeholders to build scalable AI solutions. Key responsibilities will include: Leading the technical design and delivery of Generative AI and Machine Learning solutions Designing enterprise-grade LLM, RAG and AI agent architectures Building and integrating conversational,...

Enterprise Architect - Banking Transformation, Cloud & AI Location: Central London - 4 Days p/w Onsite (Mandatory) Contract type, rate and IR35 status: up to £700 Outside IR35 Our client is a UK regulated bank that specialises in cross border payments and foreign exchange into emerging and frontier markets, working with banks, financial institutions, fintechs, governments and international development organisations. It handles currencies and corridors that most global banks won't touch. The role The bank is looking for an Enterprise Architect to own the technology strategy and target architecture behind that transformation. This is not an architecture role run from the sidelines. The bank wants someone hands-on enough to work directly with the engineering and transformation teams, willing to challenge established thinking, and able to translate strategy into delivered outcomes. There is a genuine opportunity to shape the direction of the bank rather than...

Senior Java Architect | Banking, Payments & AI Engineering Location: London (Hybrid) Role Type: Contract Rate: Up to £600 a day (Outside IR35) We're seeking an experienced Java Architect to play a key role in a major banking transformation programme, helping to deliver enterprise-scale banking and payments platforms with a focus on cross-border banking capabilities. This is a fantastic opportunity to work at the intersection of modern architecture, payments technology, cloud-native engineering and AI-assisted software delivery. The Role Working closely with the Lead Architect, you'll drive the design and delivery of scalable, secure and resilient Back End platforms while providing technical leadership to offshore development teams. Key responsibilities include: Designing enterprise-grade Java-based banking and payments solutions Leading offshore Java development teams Defining microservices and event-driven architectures Delivering payment solutions...

Application Architect (Azure) One of the worlds greatest accounting and advisory firms requires an Azure Application Architect to help on a IT transformation . The engineering team is dedicated to building cutting-edge Analytics and AI products for our Audit business. We blend audit expertise with the latest cloud technologies to build and run products that simplify the lives of our audit colleagues while promoting Audit Quality. The client is specifically seeking a candidate with hands-on experience in technical application architecture. The ideal profile would be someone who has worked as a Lead Application Architect or Technical Lead, with a strong background in both pro-code and low-code development within Azure environments. Important considerations: The client is looking for professionals who have owned and led the application architecture directly. The candidate should have experience designing applications and providing solutions in the Azure ecosystem and...

Senior Java Architect | Banking, Payments & AI Engineering Location: London (Hybrid) Role Type: Contract Rate: Up to £600 a day (Outside IR35) We 're seeking an experienced Java Architect to play a key role in a major banking transformation programme, helping to deliver enterprise-scale banking and payments platforms with a focus on cross-border banking capabilities. This is a fantastic opportunity to work at the intersection of modern architecture, payments technology, cloud-native engineering and AI-assisted software delivery. The Role Working closely with the Lead Architect, you 'll drive the design and delivery of scalable, secure and resilient backend platforms while providing technical leadership to offshore development teams. Key responsibilities include: Designing enterprise-grade Java-based banking and payments solutions Leading offshore Java development teams Defining microservices and event-driven...

Enterprise Architect - Banking Transformation, Cloud & AI Location: Central London - 4 Days p/w Onsite (Mandatory) Contract type, rate and IR35 status: up to £700 Outside IR35 Our client is a UK regulated bank that specialises in cross border payments and foreign exchange into emerging and frontier markets, working with banks, financial institutions, fintechs, governments and international development organisations. It handles currencies and corridors that most global banks won 't touch. The role The bank is looking for an Enterprise Architect to own the technology strategy and target architecture behind that transformation. This is not an architecture role run from the sidelines. The bank wants someone hands-on enough to work directly with the engineering and transformation teams, willing to challenge established thinking, and able to translate strategy into delivered outcomes. There is a genuine...

Company Description HM Gov, UK, working in a high profile merging of two public bodies Role Description Lead Assurance Solution Architect. Overseeing and driving other suppliers to deliver merged solutions. Power Platform, M365, AI, etc. Whilst the technical knowledge and experience must be there, this tole is more about the need to be organisationally politically aware; able to drive collaboration between multiple suppliers who dont always see eye to eye, and be able to challenge firmly but fairly when necessary. Ability to build great relationships and trust is a must. Presence, seniority and gravitas. Ability to command the room. Active SC clearance is a must.

Senior Java Architect - Payments Location: London (Hybrid) Contract: 6 Months Initial Pay Rate: £550-£600 - Outside IR35 About the Role We're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms that support cross-border payments, settlement, reconciliation, and banking operations. We are seeking an experienced Java Engineering Architect to provide technical leadership across backend engineering, architecture, and delivery. This role will play a key part in shaping modern banking platforms built on cloud-native technologies, microservices, event-driven architecture, and AI-assisted engineering practices. The successful candidate will work closely with senior architects and stakeholders while leading offshore engineering teams to deliver enterprise-scale banking solutions. Key Responsibilities Partner...

Senior Java Architect - Payments Location: London (Hybrid) Contract: 6 months Initial Pay Rate: £550-£600 - Outside IR35 About the Role We're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms that support cross-border payments, settlement, reconciliation, and banking operations. We are seeking an experienced Java Engineering Architect to provide technical leadership across Back End engineering, architecture, and delivery. This role will play a key part in shaping modern banking platforms built on cloud-native technologies, microservices, event-driven architecture, and AI-assisted engineering practices. The successful candidate will work closely with senior architects and stakeholders while leading offshore engineering teams to deliver enterprise-scale banking solutions. Key Responsibilities Partner...

Senior C# Engineer – .NET 9/10, AWS Lambda, SQS, SNS – OUTSIDE IR35 £700–£800 per day • Outside IR35 ? 100% Remote • 9 month rolling contract Takeaway: Contribute to the architecture and build of a major greenfield B2B SaaS platform as a deeply senior, hands-on C# engineer, with heavy emphasis on deep .NET engineering , high-performance distributed systems , and real-world AWS serverless delivery . You’ll also have the opportunity to develop hands-on skills with Claude Code , one of the most advanced AI-assisted development tools in the industry. Role Overview: You’ll operate as the technical spearhead for a greenfield product build, reporting to the Director of Engineering. Expect deep backend engineering, distributed system design, and high-quality serverless delivery, plus the chance to adopt modern AI-assisted development practices as part of your workflow. What You’ll Bring: Senior/Staff-level backend mastery in C# and .NET 9/10 , with...

Data Architect London (Hybrid) | Outside IR35 Contract | Excellent Day Rate | Long-Term Programme We are seeking experienced Data Architects to join a major transformation programme, helping enterprise organisations modernise their data capabilities through cloud-first architecture and strategic data initiatives. This is an opportunity to play a leading role in shaping scalable, future-ready data platforms across complex environments. The Opportunity Our client is a well-established technology consultancy delivering large-scale digital and data transformation programmes for enterprise customers. With a significant pipeline of projects, they are expanding their architecture capability and require experienced Data Architects to support the design, governance and delivery of modern data ecosystems. Why Join? Outside IR35 contract engagement Long-term programme work with strong project longevity Opportunity to influence enterprise-wide data strategy Work on...

£500 p/d outside IR35 GBP Hybrid WORKING Location: High Wycombe, Central London, Greater London - United Kingdom Type: Contract Junior Security Architect - Defence Contract: Initial contract Rate: Up to £500 per day Location: High Wycombe - two days onsite per week Working Pattern: Hybrid - three days working remotely Clearance: Active SC clearance required We are looking for a Junior Security Architect / Security Consultant to support a major UK Defence digital programme developing cutting-edge AI and software applications for national security. Working within a Through Life Support function, you will help maintain and assure a portfolio of live applications. The role combines security architecture, risk management and compliance within an Agile DevSecOps environment. You will act as a first-line security SME, helping delivery teams embed security throughout the software development lifecycle and ensuring...

Solutions Architect The engagement We're building out a team to work with a client on a major data and cloud migration for their marketplace platform. You'll be the Solutions Architect on it: owning the target-state data architecture on AWS, and the plan to get there without disrupting a live platform running at serious volume. That means owning the migration end to end: how the data moves, in what order, how it's cleaned and reconciled along the way, and how you cut over with as little downtime as possible. The platform This is a genuinely large-scale marketplace. Very few platforms handle a product catalogue or transaction volume at this level. The roadmap includes agentic AI workflows built into the platform, retail media integrated directly into the marketplace, and infrastructure work targeting cost and performance at high volume. A lot of this is being attempted at volumes that have rarely been tested in a marketplace before, so the work leans research-led...

AI Technical Solutions Architect - Claude, Copilot, Solutions Architecture, Digital Transformation, M&A, Cloud, Azure, AI, Infrastructure, Applications, Integration, APIs, Security, Power Platform, Copilot, TDA, Hybrid, Farringdon 4d/w, Outside IR35 This is an exceptional AI Technical Solutions Architect contract opportunity to join a leading London based tech company. The AI Technical Solutions Architect contract is Hybrid with up to 4 days a week on site in Farringdon and the other day working from home. Therefore, you must be based at a commutable distance. The AI Technical Solutions Architect contract role is Outside IR35. As AI Technical Solutions Architect you will focus on the technical solution architecture around Claude & Copilot in large scale, ever- growing M365 environments. Previous experience as a Technical Solutions Architect on Claude project is essential as is experience of Copilot. The AI Solutions Technical Architect design, govern...