26 to 50 of 270 AI Agents Jobs in England

the Role We are seeking a passionate and experienced Technical Engineering Lead to join our extended team. This individual will play a crucial role in designing and implementing AI/LLM-powered agentic workflow solutions, working closely with our Product Lead, Stakeholders, and Specialists. Our application suite helps Publicis Groupe Performance experts drive holistic search, social, programmatic, and … to a suite of products with a significant roadmap of features to be developed. Your Impact This role blends deep technical expertise with leadership and a passion for AI/LLM-powered solutions. You will be designing the engines powering our platform's success while fostering the growth and expertise of your team. Your deep understanding of scalable … AI Own the technical roadmap for your team, aligning it with the overall product strategy and business objectives, ensuring alignment with the company's vision for agentic AI/LLM-powered workflows Design, develop, and implement robust and scalable agentic workflows utilizing LLMs and AI for various marketing applications, including: Automated content generation, optimization More ❯

Location: Hybrid (London/Peterborough/Hybrid) Function: Data & AI Reports to: Director of Data & AI Solutions Why this role matters We’re building the future of how people make financial decisions — and AI is at the core. Our purpose is to make great financial decision making a breeze for everyone, and that purpose … Science & MLE, you’ll lead our advanced analytics and machine learning teams, shaping strategy, driving delivery, and building the next generation of intelligent products. From dynamic pricing to agentic AI and LLMs, this is a pivotal role in bringing our AI strategy to life. This is more than a technical leadership role. You’ll bring academic … best work with focus, clarity, and accountability. What you’ll be doing • Lead and scale our Data Science and Machine Learning Engineering teams, setting a clear direction for AI and advanced analytics at Compare the Market. • Oversee the development and deployment of classic machine learning solutions and modern AI applications, supporting a range of use cases More ❯

Madrid. With our focus on growth in the UK and Europe, now is the perfect time to join us on this high-speed journey. Introducing Machine Learning and AI at Trainline Machine learning is at the … heart of Trainline's mission to help millions of people make sustainable travel choices every day. Our ML models power critical aspects of our platform, including: AI agents improving customer support Advanced search and recommendations capabilities across our mobile and web applications Pricing and routing optimisations to find the best fares for customers Personalised user experiences enhanced … by generative AI Data-driven digital marketing systems Our machine learning teams own the complete delivery lifecycle from ideation to production. We work closely with stakeholders across the business to expand the understanding and impact of machine learning and AI throughout Trainline. The Role We are looking for a MLOps Engineering Manager to join our team More ❯

our long-term ML strategy. You’ll influence the development of Monzo’s ML capabilities across diverse areas, from automating support experiences to optimizing operational efficiency, and pioneering AI-driven products that improve customer outcomes. Beyond technical execution, you will mentor and guide the next generation of ML talent at Monzo, elevating the standard of ML expertise across … architectural patterns for ML across the organization. Collaborate with Engineering, Product, and Leadership teams to integrate ML-driven solutions into core business processes. Advocate for and implement responsible AI practices, ensuring fairness, robustness, and transparency in our models. Mentor and coach ML practitioners at all levels, fostering a culture of continuous learning and innovation. Engage with the broader … Kingdom 2 weeks ago London, England, United Kingdom 1 week ago London, England, United Kingdom 1 week ago Data Scientist – NLP, LLMs, & Prompt Engineering Register Your Interest – (Senior) Agentic AI Research Scientist London, England, United Kingdom 2 weeks ago Senior Software Engineer - Machine Learning Lond More ❯

About Cleo Most people come to Cleo to do work that matters. Every day, we empower people to build a life beyond their next paycheck, building a beloved AI that enables you to forge your own path toward financial well-being. Backed by Tier 1 investors, we’ve reached millions of people to support them throughout their financial … some examples, big and small, of the kinds of product feature work our ML Engineers have taken part in over the last year: Designed and implemented AI agents to analyse and extract insights from users’ transactional data. Developed models to interpret transactional data, enhancing the understanding of users’ finances. Created contextual intent classifiers to understand user conversations More ❯

Founded in 2017, Obsidian Security was created to close a critical gap: securing the SaaS applications where modern business happens-platforms like Microsoft 365, Salesforce, and hundreds more. Backed by top investors including Greylock, Norwest Venture Partners, and IVP, we More ❯

Description Highly skilled and innovation-focused Generative & Agentic AI Engineer to join our AI engineering team. This role is central to designing, developing, and iterating on fast-paced prototypes that explore the latest in LLMs, autonomous agents, semantic search, and reasoning workflows. The ideal candidate is proficient in Python, experienced in building multi-step intelligent … long-term memory, RAG pipelines, vector databases, and more. Key Responsibilities: Rapidly build and iterate on LLM- and agent-based prototypes for various use cases (chatbots, copilots, A2A task agents, etc.). Implement agentic workflows, multi-step reasoning pipelines, and memory management using frameworks such as LangChain, LangGraph, LangFlow, CrewAI, Autogen etc. Engineer and tune prompts to enhance performance … for model orchestration and deployment. Build and integrate UI prototypes using tools like Streamlit, Gradio, or React for demoable outputs. Develop robust API integrations to connect AI agents with internal and external services and data sources. Use SQL to query structured databases and integrate with RAG or knowledge ingestion pipelines. Preferred (Nice-to-Have): Experience with agent More ❯

What is Marker? Marker is an AI-native Word Processor - a reimagining of Google Docs and Microsoft Word. Join us in building the next generation of agentic AI assistants supporting serious writers in their work. We are a small, ambitious company using cutting-edge technology to give everybody writing superpowers. What you'll do at Marker … We are looking for an experienced engineer with interest in building and managing agentic AI systems. Here are some examples of areas you will be working in: Develop our bespoke agentic assistant execution platform (TypeScript) Build and integrate systems for retrieval, search, observability, multi-modal generation, and more Maintain model evaluation suites to optimise for quality, cost and … writing (fiction, non-fiction, essays) However, you are NOT expected to: Be an expert in AI, NLP, or Machine Learning Have solved every possible problem with agentic AI systems before - it's a new and rapidly evolving field, and we are discovering and solving novel problems every day Be experienced with every library and product in More ❯

days onsite Salary: £90 - £115K Including Bonus Benefits: Flexible working, Well-being coaching & Professional development support Start: ASAP The Client: One of Microsoft's Top 10 AI Partner in the UK, delivering cutting-edge GenAI and data-driven solutions across industries such as finance, reinsurance, retail, life sciences, logistics, and smart technology. This innovative digital consultancy builds scalable … shaping end-to-end Azure AI architectures, from discovery and PoCs through to delivery and optimisation. You'll work directly with enterprise clients, defining RAG systems, Agentic AI solutions, knowledge base integrations, and driving forward both client success and internal AI accelerators. Key Responsibilities: Design scalable, secure Azure AI architectures tailored to … client needs. Work closely with customer business and technical stakeholders. Define and deliver solutions involving RAG systems, Agentic AI, knowledge bases, and MCP integrations. Lead pre-sales engagements including PoCs, workshops, and stakeholder briefings. Collaborate with engineers, analysts, and scientists to guide delivery. Ensure best practice in responsible AI, data management, and security. Monitor performance and More ❯

days onsite Salary: £90 – £115K Including Bonus Benefits: Flexible working, Well-being coaching & Professional development support Start: ASAP The Client: One of Microsoft’s Top 10 AI Partner in the UK, delivering cutting-edge GenAI and data-driven solutions across industries such as finance, reinsurance, retail, life sciences, logistics, and smart technology. This innovative digital consultancy builds scalable … shaping end-to-end Azure AI architectures, from discovery and PoCs through to delivery and optimisation. You’ll work directly with enterprise clients, defining RAG systems, Agentic AI solutions, knowledge base integrations, and driving forward both client success and internal AI accelerators. Key Responsibilities: Design scalable, secure Azure AI architectures tailored to … client needs. Work closely with customer business and technical stakeholders. Define and deliver solutions involving RAG systems, Agentic AI, knowledge bases, and MCP integrations. Lead pre-sales engagements including PoCs, workshops, and stakeholder briefings. Collaborate with engineers, analysts, and scientists to guide delivery. Ensure best practice in responsible AI, data management, and security. Monitor performance and More ❯

convergence between brick-and-mortar and online payments. Further information is available at It starts here. Have a global impact on the world of payments. Are you an AI visionary with a … passion for shaping the future of Generative AI ? We're seeking a Senior Director, Gen AI to lead the development of advanced AI agents, leveraging LLMs, reinforcement learning, vector databases, and autonomous systems . As a key AI strategy leader , you'll define the next-generation consumer experiences , enabling real-time … St Paul's, Bank, Cannon Street, City Thameslink, Liverpool Street, Farringdon, Mansion House. The impact you will have: AI Agent Development: Design and optimize AI agents capable of autonomous learning, decision-making, and task execution. LLM Fine-Tuning & Enhancement: Adapt foundational models like GPT, Llama, integrating retrieval-augmented generation (RAG), personalization, and continuous improvement loops. More ❯

between brick-and-mortar and online payments. Further information is available at . It starts here. Have a global impact on the world of payments. Are you an AI visionary with a … passion for shaping the future of Generative AI ? We're seeking a Senior Director, Gen AI to lead the development of advanced AI agents, leveraging LLMs, reinforcement learning, vector databases, and autonomous systems . As a key AI strategy leader , you'll define the next-generation consumer experiences , enabling real-time … St Paul's, Bank, Cannon Street, City Thameslink, Liverpool Street, Farringdon, Mansion House. The impact you will have: AI Agent Development: Design and optimize AI agents capable of autonomous learning, decision-making, and task execution. LLM Fine-Tuning & Enhancement: Adapt foundational models like GPT, Llama, integrating retrieval-augmented generation (RAG), personalization, and continuous improvement loops. More ❯

between brick-and-mortar and online payments. Further information is available at . It starts here. Have a global impact on the world of payments. Are you an AI visionary with a … passion for shaping the future of Generative AI ? We’re seeking a Senior Director, Gen AI to lead the development of advanced AI agents, leveraging LLMs, reinforcement learning, vector databases, and autonomous systems . As a key AI strategy leader , you’ll define the next-generation consumer experiences , enabling real-time … St Paul’s, Bank, Cannon Street, City Thameslink, Liverpool Street, Farringdon, Mansion House. The impact you will have: AI Agent Development: Design and optimize AI agents capable of autonomous learning, decision-making, and task execution. LLM Fine-Tuning & Enhancement: Adapt foundational models like GPT, Llama, integrating retrieval-augmented generation (RAG), personalization, and continuous improvement loops. More ❯

DEPT/AI has a single mission: to make the best work in the industry using AI to enhance everything we do. This role sits within our EMEA Data & AI practice, which has deep expertise in leveraging AI. The team includes data strategists, consultants, data scientists and analysts that work alongside DEPT teams around … challenging problems facing some of the best loved brands in the world - and doing this alongside an experienced team. JOB PURPOSE We are seeking a talented and passionate AI Workflow Engineer to join our growing Data Science & AI team. As an AI Workflow Engineer, you will be responsible for building innovative proof-of-concepts … to convert them into production ready solutions that make media and marketing teams more efficient and effective in their internal workflows. You will bridge the gap between technical AI capabilities and practical business applications, using bespoke coding and modern low-code/no-code automation platforms in an ever changing marketing landscape. KEY RESPONSIBILITIES Design and build intelligent More ❯

About us At Sierra, we're building a platform to enable every company in the world to build their own autonomous AI agents for everything from customer service to commerce. We are primarily an in-person company based in San Francisco, with growing offices in Atlanta and London. We are guided by a set of values that … Project Starline, and Google Lens. Before that, Clay led the product and design teams for Google Workspace. What you'll do Design and deliver production-grade AI agents : You'll build and ship highly performant, reliable, and intuitive AI agents that are central, mission-critical and drive revenue directly to Sierra's growth. These … Cycle (ADLC) : You'll have complete ownership and autonomy from initial pilot through deployment and continuous iteration. You'll be responsible for building, tuning, and evolving AI agents in production environments, defining the standard for ADLC best practices along the way. Partner with large enterprises and cutting-edge startups: You'll work directly with leaders at some More ❯

Madrid. With our focus on growth in the UK and Europe, now is the perfect time to join us on this high-speed journey. Introducing Machine Learning and AI at Trainline Machine learning is at the heart of … Trainline's mission to help millions of people make sustainable travel choices every day. Our AI systems power critical aspects of our platform, including: AI agents improving customer support and changing how we travel Advanced search and recommendations capabilities across our mobile and web applications Pricing and routing optimisations to find the best fares for … customers Personalised user experiences enhanced by generative AI Data-driven digital marketing systems Our machine learning teams own the complete delivery lifecycle from ideation to production. We work closely with stakeholders across the business to expand the understanding and impact of machine learning and AI throughout Trainline. We are looking for a Machine Learning Engineer to More ❯

Madrid. With our focus on growth in the UK and Europe, now is the perfect time to join us on this high-speed journey. Introducing Machine Learning and AI at Trainline Machine learning is at the heart of … Trainline's mission to help millions of people make sustainable travel choices every day. Our AI systems power critical aspects of our platform, including: AI agents improving customer support and changing how we travel Advanced search and recommendations capabilities across our mobile and web applications Pricing and routing optimisations to find the best fares for … customers Personalised user experiences enhanced by generative AI Data-driven digital marketing systems Our machine learning teams own the complete delivery lifecycle from ideation to production. We work closely with stakeholders across the business to expand the understanding and impact of machine learning and AI throughout Trainline. We are looking for a Machine Learning Engineer to More ❯

About Lorikeet Lorikeet is the most powerful customer support AI for complex businesses like fintechs, healthtechs, marketplaces and delivery services. We're doing this by building ground up from the premise that most support responses should be automated with transparent, customizable AI, and that support teams should spend their time managing automation and engaging with complex … teams are freed from reactive support, we want to help them tackle what's next: providing personalized concierge services to their customers. To deliver this combination of powerful AI systems and well designed tooling we're leveraging Jamie's experience as an early member of Google's generative AI team and Steve's experience building for … same monthly updates we send to our investors because they're investors and owners too. On the technical cutting edge. With our users we're defining what an AI-first SaaS product looks like. No one has figured out what the UI/UX, capabilites and data models of an AI first company are - it's More ❯

Why SalesApe? Join SalesApe, one of the fastest-growing AI companies, recognised as a leader in cutting-edge AI technology and backed by over $20 million from top VCs. We're at the dawn of a powerful evolution, set to transform society with our tech. Our mission? To tackle inequality by empowering a huge market of … businesses, think construction, automotive, real estate, and more. While the tech industry has compounded its growth with computing power, these businesses have been technically starved. With AI agents and our natural language interface technology, we're unlocking huge productivity gains for our clients. It's deeply rewarding to see firsthand the transformation in small businesses as they … have been like co-pilots for us, quietly amplifying our productivity and enabling us to grow faster than ever before. But 95% of businesses-builders, plumbers, and real estate agents-have been technically starved. These businesses make up 50% of GDP, five times larger than the entire tech industry, but they've never had access to the tools they More ❯

Lead AI Engineer Intelligent Agents (Audio Focus) Are you ready to shape the next frontier of AI-powered audio experiences? Our client is launching an AI Studio to transform how we deliver curated music and intelligent audio services to businesses across the globe. We're looking for a forward-thinking Lead AI Engineer to lead the development of intelligent agents that supercharge our music curation, content ingestion, and customer service capabilities. This is your chance to combine cutting-edge AI innovation with the creativity of commercial audio - creating tools that augment human expertise, not replace it. What Youll Do AI Agent Development Design and build … AI agents using Python and frameworks like OpenAI Agents SDK, LangChain, AutoGen, and Google ADK Create multi-agent orchestration systems for complex workflows (e.g., music curation, content analysis, scheduling) Integrate multimodal AI models, including voice synthesis and music understanding Audio Technology Integration Work with libraries such as LibROSA and PyDub to enable audio analysis More ❯

applications in enterprise environments, following established SDLC standards. Build AI Agents - Create task-based, domain-specific, and orchestrator agents using modern multi-agent frameworks. Agentic AI Systems - Design and build core components of agentic AI systems, including memory, guardrails, orchestration, trace management, and tool marketplaces. System Integration - Integrate AI and … scalable data pipelines and infrastructure supporting AI apps and agents. Evals - Monitor and evaluate the performance of AI apps, agents, and the overall agentic AI system. Stakeholder Collaboration - Work closely with cross-functional teams, including project managers, platform engineers, data engineers, solution engineers, data scientists, and business stakeholders to define, design, and implement … Storage Accounts, App Insights, Key Vault, etc. GenAI Application Development - Experience in building GenAI applications with RAG, prompt/context engineering, embeddings, chat completions, and calling LLM APIs. Agentic AI Expertise - Strong understanding of agentic AI architecture, including LLMs, MCP, agent hierarchies, orchestration, evaluations, memory and trace setup. Languages - Proficiency in Python, SQL, ReAct (reasoning and More ❯

through advanced analytics, cutting-edge technology, and deep scientific expertise. Within our Research & Development Solutions (RDS) organization, we are enhancing our services with agentic systems-autonomous AI agents that can reason, plan, act, and learn-to further streamline clinical trial workflows and accelerate the delivery of new therapies. By embedding these capabilities into our service offerings for …/ML solutions that transform how pharmaceutical companies operate and innovate. You will work at the forefront of machine learning, leading initiatives that leverage large language models (LLMs), agentic AI, and advanced optimization techniques to deliver real-world impact. Role Summary: IQVIA's AI Scientist Group is a strategic innovation unit that delivers tailored, state-of … life sciences. Drive data engineering processes to convert structured and unstructured data into high-quality, trainable datasets. Design and implement AI agents using IQVIA's Agentic AI framework to enable autonomous reasoning and task completion. Spearhead the development of proof-of-concept models and guide transition to production-ready systems. Stay at the forefront of More ❯

The company We are a rapidly growing startup developing solutions that blend human expertise and AI agents to handle manual customer and marketplace operations tasks. Our unique approach combines the strengths of human expertise (high accuracy and nuanced decision-making) with the advantages of AI automation (speed and cost efficiency). This cutting-edge technology … from you if: Have strong Python and engineering skills, with experience using and applying AI to solve customer problems Can (or want to learn to) develop agentic AI systems that can automate human processes Have an understanding of (or want to learn) how software is deployed through Kubernetes, and with the capability to deploy some infrastructure … It would be even better, but not essential, if you have: Experience working in a fully remote, international team Previous startup experience A background in building and operating agentic AI systems Experience with MLOps practices and tools, and monitoring machine learning systems in production Knowledge of CI/CD practices and tools such as GitLab CI, Argo CD More ❯

flexible work arrangements to support work-life balance. Join the Close Brothers Operational Excellence and Automation Team, where you will deliver AI solutions and AI Agents, develop prompt engineering capabilities across the Bank (including supporting the wider use of MS Copilot), and help establish best practices and governance frameworks for the safe use of AI … Utilise prompt engineering techniques to refine and optimise model outputs. Leverage Azure services to enhance and scale AI models and applications. Build and maintain AI agents capable of performing specific tasks autonomously. Collaborate with cross-functional teams to integrate AI solutions into various products and services. WE WOULD LOVE TO HEAR FROM YOU … in prompt engineering and language model development. Proficiency in Python and experience with Jupyter notebooks and AutoML. Experience in developing and utilising APIs. Experience in building AI agents and implementing autonomous systems. Excellent communication and teamwork abilities. Foundational knowledge of Microsoft Azure and its AI services and capabilities. The ability to analyse complex problems, formulate More ❯

a rewarding career where your potential is celebrated, and your journey to excellence begins. About The Role We are seeking a results-driven Director of Data Analytics and AI to lead our Automation & AI and Analytical Research & Insight functions. You will drive the transformation of data operations to align with the capabilities of the new Expert … and Technical Officer (CPTO), you will work closely with the Director of Innovation and the Director of Product to ensure the adoption and productionisation of data automation and AI and advocate for innovative approaches to data collection, analytics, and research while maintaining a strong focus on governance, security, and ethical AI practices that benefit the organisation … of AI engineers and data scientists. Develop scalable AI models, automation pipelines, and intelligent workflows. Champion emerging AI tech (e.g., AI agents, generative models). Ensure strong governance, ethical standards, and security in all AI initiatives. Analytical Research and Insight Oversee delivery of advanced analytics, dashboards, and research outputs. More ❯