55 ai engineer jobs found in London

Senior AI Engineer | Agentic AI / Machine Learning | UK | Contract Conquer AI is hiring Senior AI Engineers. We’re looking for hands-on engineers who can build practical AI systems that solve real operational problems for enterprise clients. This is an Outside IR35 contract working on greenfield AI projects for enterprise clients. This is not a pure ML research role. It’s applied, product-minded, and delivery-focused. You’ll work on systems that extract information, reason over documents, automate workflows, connect into business tools, support decision-making, and reduce manual effort for client teams. You’ll be close to clients, close to the problem, and close to the code. What you’ll work on: Agentic AI workflows LLM-powered applications RAG and knowledge systems Document extraction and classification Workflow automation API and system integrations Client-facing prototypes and production builds Internal Conquer AI product development What...

Senior AI Engineer (LLM/Agentic AI) | London (Hybrid) | £600–£700/day | Outside IR35 | 6 months Role: Senior AI Engineer (LLM/Agentic AI) Location: London (Hybrid – 1 day per week onsite in Victoria) Rate: £600–£700 per day IR35 Status: Outside IR35 Duration: 6 months (extension likely) Project Overview You'll join a major AI transformation programme within a global organisation focused on building production-grade AI systems at scale. The initiative spans both customer-facing AI products and internal business transformation, with a strong emphasis on delivering systems that are deployed, used, and continuously improved. We're seeking a Senior or Lead Machine Learning Scientist to design, build, and deploy AI agents and LLM-powered systems in real-world production environments. The team is building next-generation AI solutions using Large Language Models, Agentic AI, Retrieval-Augmented Generation (RAG), and intelligent automation to...

Senior Java Developer / AI Engineer - Design & Build Payment Product / Fintech / Banking. Spring Boot, Claude/Codex also essential. ANY PAYMENT PRODUCT CONSIDERD from Current Account OR SAVINGS OR ISA's OR Fixed Term Deposits, Lending etc. £600-£650/DAY OUTSIDE IR35 PAY. Our Fintech Challenger Bank client based in Central London seeks a dynamic, eager to learn and technically astute Java Software Engineer who has extensive experience in Designing & Building a Payment Product *NOT PAYMENT PLATFORM* so the ideal candidate will come from for e.g. a Challenger Bank or Fintech Payment Product Company. STRONG skills in Java, Spring Boot, AI (Claude or Codex), working in a Fintech Payment domain. YOU WILL NOT BE CONSIDERED IF YOU DO NOT HAVE FINTECH & DESIGN & BUILD PAYMENT PRODUCT EXPERIENCE WITH JAVA, SPRING & STRONG AI! Our client is hiring a hands-on SENIOR Software Engineer / Java Developer to support delivery and development of Savings products...

AI Engineer | Hybrid | London | Outside IR35 | 6 + Months Cititec are working with a global financial markets organisation on a large scale data and platform transformation. They are looking for a Senior AI Engineer to help accelerate the migration of a complex data estate from Oracle to a Microsoft centric architecture across Azure, Cosmos DB, Microsoft Fabric and Azure Data Factory. The role will focus on applying AI and GenAI to improve developer productivity and engineering throughput, particularly across data migration, code generation and developer tooling. This includes deploying AI agents and AI assisted development tools within the Azure ecosystem. This is a high impact role operating across a large engineering environment, helping scale modern engineering practices and AI enabled development across a significant developer base.

AI Engineer - Private Equity London | Contract | Outside IR35 Immediate Start We're supporting a leading Private Equity firm on a business-wide AI Enablement Programme and are looking to hire multiple AI Developers to help accelerate the adoption of Generative AI, automation and AI-native solutions across the organisation. This is an opportunity to work on high-impact AI initiatives, partnering with business and technology teams to design, build, and deploy practical AI solutions that drive operational efficiency and business value. Requirements: • Experience developing AI-powered applications and solutions • Strong understanding of Generative AI and automation technologies • Ability to translate business requirements into scalable technical solutions • Experience working in fast-paced, delivery-focused environments Details: • London office-based • Immediate start • Outside IR35 • Multiple hires available If you'd like to hear more about...

AI Engineer | Hybrid | London | Outside IR35 | 6 + Months Cititec are working with a global financial markets organisation on a large scale data and platform transformation. They are looking for a Senior AI Engineer to help accelerate the migration of a complex data estate from Oracle to a Microsoft centric architecture across Azure, Cosmos DB, Microsoft Fabric and Azure Data Factory. The role will focus on applying AI and GenAI to improve developer productivity and engineering throughput, particularly across data migration, code generation and developer tooling. This includes deploying AI agents and AI assisted development tools within the Azure ecosystem. This is a high impact role operating across a large engineering environment, helping scale modern engineering practices and AI enabled development across a significant developer base.

AI Engineer - AWS Bedrock/AgentCore - Back End Dev - Context Engineering - Evaluation Harness - LLM AI Engineer - AWS Bedrock/AgentCore - Back End Dev - Context Engineering - Evaluation Harness - LLM requirement for an urgent start. The AI Engineer - AWS Bedrock/AgentCore - Back End Dev - Context Engineering - Evaluation Harness - LLM will be working for us, Blackstone&, for an enterprise client in London AI Engineer - AWS Bedrock/AgentCore - Back End Dev - Context Engineering - Evaluation Harness - LLM Key Skills: AWS Bedrock AgentCore Back End Development experience Building evaluation harness Understanding of LLM RAG experience Enterprise Level client exposure Context Engineering Prompt Writing Production Agents (Nice to have) AI Engineer - AWS Bedrock/AgentCore - Back End Dev - Context Engineering - Evaluation Harness - LLM - Contract - London/Remote - Outside IR35

AI Engineer | Hybrid | London | Outside IR35 | 6+ Months   Cititec are working with a global financial markets organisation on a large scale data and platform transformation.   They are looking for a Senior AI Engineer to help accelerate the migration of a complex data estate from Oracle to a Microsoft centric architecture across Azure, Cosmos DB, Microsoft Fabric and Azure Data Factory.   The role will focus on applying AI and GenAI to improve developer productivity and engineering throughput, particularly across data migration, code generation and developer tooling. This includes deploying AI agents and AI assisted development tools within the Azure ecosystem.   This is a high impact role operating across a large engineering environment, helping scale modern engineering practices and AI enabled development across a significant developer base.   Job ID  1

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 – £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI / Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining LLMs, RAG, reasoning, memory and tool orchestration to...

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 - £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI/Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining LLMs, RAG, reasoning, memory and tool orchestration to solve real,...

AI Engineer | Hybrid | London | Outside IR35 | 6 + Months Cititec are working with a global financial markets organisation on a large scale data and platform transformation. They are looking for a Senior AI Engineer to help accelerate the migration of a complex data estate from Oracle to a Microsoft centric architecture across Azure, Cosmos DB, Microsoft Fabric and Azure Data Factory. The role will focus on applying AI and GenAI to improve developer productivity and engineering throughput, particularly across data migration, code generation and developer tooling. This includes deploying AI agents and AI assisted development tools within the Azure ecosystem. This is a high impact role operating across a large engineering environment, helping scale modern engineering practices and AI enabled development across a significant developer base.

AI Engineer | Hybrid | London | Outside IR35 | 6 + Months Cititec are working with a global financial markets organisation on a large scale data and platform transformation. They are looking for a Senior AI Engineer to help accelerate the migration of a complex data estate from Oracle to a Microsoft centric architecture across Azure, Cosmos DB, Microsoft Fabric and Azure Data Factory. The role will focus on applying AI and GenAI to improve developer productivity and engineering throughput, particularly across data migration, code generation and developer tooling. This includes deploying AI agents and AI assisted development tools within the Azure ecosystem. This is a high impact role operating across a large engineering environment, helping scale modern engineering practices and AI enabled development across a significant developer base.

Senior Full Stack Developer & AI Engineer Fully Remote Outside IR35 £440- £540 Per Day Immediate Start Date 4-6 Weeks long The Company They are a specialist technology consultancy focused on delivering AI-driven solutions for large, complex organisations. Their work centres on turning advanced AI capabilities into practical, production-ready applications that deliver measurable business value. The environment is collaborative, fast-moving, and driven by technical excellence. Engineers are trusted to lead, influence, and make meaningful decisions. The Role and Deliverables Lead the design and build of end-to-end AI-powered applications, from initial architecture through to production deployment. Architect scalable backend services and intuitive frontend interfaces that expose AI capabilities to enterprise users. Design and implement agentic AI systems, including orchestration patterns, tool integration, and evaluation...

AI Engineer - Finance Transformation Project AI Engineer | Contract | 6 Months | London (2 days/week) | £650-700/day | Outside IR35 We’re working with a London-based business investing heavily in AI as part of a wider transformation across its finance function. They’re looking to bring in a senior contractor to work closely with the programme leadership team and help turn early AI ideas into practical, production-ready solutions that can genuinely improve how finance operates. This is a hands-on role for someone who can build, shape technical direction and partner effectively with stakeholders across finance and technology. The environment is particularly well suited to someone who understands how to apply AI in a business-critical setting, rather than just experimenting at the edges. This is an initial 6 months, outside IR35, 2 days a week in central London and at £650-700pd. Key Responsibilities Build and deliver AI-enabled solutions that...

AI Engineer | Hybrid | London | Outside IR35 | 6+ Months   Cititec are working with a global financial markets organisation on a large scale data and platform transformation.   They are looking for a Senior AI Engineer to help accelerate the migration of a complex data estate from Oracle to a Microsoft centric architecture across Azure, Cosmos DB, Microsoft Fabric and Azure Data Factory.   The role will focus on applying AI and GenAI to improve developer productivity and engineering throughput, particularly across data migration, code generation and developer tooling. This includes deploying AI agents and AI assisted development tools within the Azure ecosystem.   This is a high impact role operating across a large engineering environment, helping scale modern engineering practices and AI enabled development across a significant developer base.   Job ID  1

AI Engineer Fully Remote 3 Month Contract £550 to £650 per day. Outside IR35 The Company They are a technology-led organisation working at the intersection of AI, customer experience, and immersive digital products. The team partners closely with enterprise clients to design and build advanced AI-driven interfaces that blend conversational intelligence with rich visual experiences. This project sits at the heart of their innovation roadmap and is expected to evolve into a long-term IP-led platform. The Role and Deliverables Design and build conversational dialogue flows for a GenAI-powered chatbot, aligned to an existing storyboard. Develop and integrate LLM-driven pathways for product discovery, recommendation, and problem-led customer journeys. Implement solutions on Google Cloud Platform, using services such as Vertex AI and Dialogflow. Integrate APIs to enrich conversations with real-world context, such as stock...

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 - £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI/Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining LLMs, RAG, reasoning, memory and tool orchestration to solve real,...

Robert Half Technology are assisting a leading sports media organisation to recruit an AI Engineer on a 6-month contract basis. ASAP start. Outside IR35. Hybrid working - London based. Role * The AI Engineer will design, develop, and deploy scalable AI and machine learning solutions across digital sports media platforms. * Collaborate with product, data, and engineering teams to deliver AI-driven features and audience engagement tools. * Build and optimise LLM-powered applications, recommendation systems, and intelligent content workflows. * Develop and maintain robust data pipelines and model deployment infrastructure. * Implement monitoring, evaluation, and governance processes for AI systems to ensure reliability and performance. * Work with structured and unstructured datasets including video, social, audience, and editorial content. * Optimise AI models and inference pipelines for scalability, latency, and cost efficiency. * Troubleshoot and resolve issues...

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 - £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI / Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you 've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you 'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining...

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 – £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI / Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining LLMs, RAG, reasoning,...