126 to 150 of 2,347 LLM Jobs in the UK

Senior Product Engineer, Issuer Partnerships

Location
Greater London, England, United Kingdom
measurement that make the team's impact and programme performance visible and reliable, across merchants, countries and banks. Build, deploy, measure and iterate on LLM based applications (e.g. agents, knowledge extraction, automation solutions) end to end, with a focus on adoption and real world impact. Partner with a data scientist ...

Senior Software Engineer

Location
Abingdon, England, United Kingdom
software, SaaS platforms, or technically demanding application domains (scientific computing, real‐time systems, large‐scale data) Exposure to integrating machine learning, generative AI, or LLM‐based components into application features Experience mentoring less experienced engineers Energy industry experience is not required but is a strong plus. We welcome candidates from ...

Software Engineer

Location
Abingdon, England, United Kingdom
technically complex or scientifically demanding application domains (distributed systems, scientific computing, real-time systems, large-scale data) Experience integrating machine learning, generative AI, or LLM-based components into production systems Experience contributing to open-source projects, or integrating open-source components at scale. Energy industry experience is not required ...

AI Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Leicester, Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
wanting to specialise in AI development. What you'll be doing Develop production-ready AI-enabled software applications. Build and maintain backend services supporting LLM and ML functionality. Integrate OpenAI, Anthropic and other AI models into enterprise software. Create scalable APIs and microservices for intelligent applications. Work with cloud infrastructure ...

Planning and Analysis Data Modeler - Senior Associate

Location
Greater London, England, United Kingdom
testing, and refining data models using dimensional and relational approaches Curious mindset with a drive for continuous improvement Familiarity with prompt engineering principles and LLM-based tools Effective communication skills to present data findings and support users Experience with ETL/ELT processes and architecture in data pipelines Experience building ...

Software Engineer / AI Engineer

Location
Greater London, England, United Kingdom
developments. Take on related responsibilities as the squad's needs evolve. Requirements Engineering experience: 3+ years in software engineering, with hands‐on experience building LLM‐powered applications in production (RAG, tool‐augmented agents or agentic workflows). Education: BS in Engineering, Computer Science, or equivalent. Ways of working: Comfortable working ...

AI Large Language Model (LLM) Technology Lead/Principal Architect

Location
Greater London, England, United Kingdom
Large Language Model (LLM) Technology Lead/Principal Architect Career Level: Manager/Senior Manager/Associate Director As a Lead or Principal AI Architect, you will serve as the definitive technical authority on AI architecture within client engagements and across the practice. You will own the complete … designing & deploying enterprise grade advanced ai solutions using agentic,generativeand classical AI/ML using at least one cloud vendor. Proven experience in the LLM and Generative AI space. Well versed in architecting and operationalizing LLM driven application architecture patterns. Deep experience in engineering, machine learning, deeplearningand NLP solutions ...

Cloud Operating Model - Managing Consultant

Location
Greater London, England, United Kingdom
helping grow our AI Platform & Reliability Engineering capability.This will include:• AI Platform Strategy & Architecture: Assess, define and evolve enterprise AI platform architectures, covering LLM and agentic frameworks, AI gateways, model lifecycle management, data platforms, MLOps/LLMOps foundations and integration patterns. Support clients in evaluating build, buy and hybrid approaches ...

Software Engineering Manager

Location
Greater London, England, United Kingdom
people manager Hands-on experience building AI/ML applications (RAG, agent frameworks, MCPs, skills, harnesses) and taking them to production or in platforming (LLM or MCP gateway, agentic runtime, auth, data retrieval, eval tooling) Experience operating production distributed systems on AWS/Azure, with a strong grasp of reliability ...

Software Engineering Manager

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
people manager Hands-on experience building AI/ML applications (RAG, agent frameworks, MCPs, skills, harnesses) and taking them to production or in platforming (LLM or MCP gateway, agentic runtime, auth, data retrieval, eval tooling) Experience operating production distributed systems on AWS/Azure, with a strong grasp of reliability ...

Software Engineering Manager-AI

Hiring Organisation
Moody's
Location
Greater London, United Kingdom
Employment Type
Full Time
people manager Hands-on experience building AI/ML applications (RAG, agent frameworks, MCPs, skills, harnesses) and taking them to production or in platforming (LLM or MCP gateway, agentic runtime, auth, data retrieval, eval tooling) Experience operating production distributed systems on AWS/Azure, with a strong grasp of reliability ...

Applied AI Engineer London

Location
Greater London, England, United Kingdom
queues. Hands-on experience building and deploying AI applications in production environments. Experience implementing RAG pipelines , AI agent orchestration , and performance monitoring. Familiarity with LLM evaluation techniques and tools for measuring model accuracy, reliability, and safety. What We Offer: You will be reporting directly to the founders, who have ...

AI & Data Engineer

Location
Greater London, England, United Kingdom
work with business stakeholders and translate requirements into technical solutions. Desirable Skills & Experience Experience within financial services, banking or financial modelling environments. Experience with LLM-based applications and enterprise AI platforms. Experience implementing AI solutions in production environments. Experience with Azure AI services and Microsoft Copilot technologies. Experience working within ...

Software quality engineer (UK)

Location
Greater London, England, United Kingdom
director of engineering. What you'll do Define and implement comprehensive quality assurance strategies and test plans for our AI agents and LLM-powered applications, ensuring exceptional product reliability and performance. Designing and developing automation frameworks: creating robust, scalable, and maintainable automated test frameworks from scratch or enhancing existing ones. ...

2026/Q2 - Senior Quantitative Engineer

Location
Greater London, England, United Kingdom
Prototype and help harden new modelling approaches, analytical tools, and platform features. Work across the design and build of our internal AI layer, including LLM integrations, MCP servers, and agentic tooling, to automate research workflows and deliver analytical insights within the client‐facing platform. Help with the evolution ...

Data Engineer III - Python, Databricks, React

Hiring Organisation
JP Morgan Chase
Location
Glasgow, UK
Employment Type
Full-time
Qualifications, Capabilities, and Skills: Hands-on experience with data lineage tools and techniques, including graph & vector databases and metadata management platformsHands-on experience with LLM Ops, MLOps, and AI/ML platform deployment at scaleFamiliarity with business-led analytics delivery models and rapid prototyping frameworksExperience with AI/ML governance ...

Sr. AI Architect Engineer

Location
City of Edinburgh, Scotland, United Kingdom
fast-paced, ambiguous environment. Bonus Points: Recognized architecture certification (AWS/Azure/Google Professional Cloud Architect, TOGAF, or equivalent). Experience with large language model training and inference architecture at scale (e.g., PyTorch, DeepSpeed, Megatron-LM, vLLM). Experience with edge and on-device AI inference and the device ...

Senior Backend Engineer | AI Platform

Location
Greater London, England, United Kingdom
developer platforms, internal tooling, shared services, or infrastructure that supports multiple engineering teams. Hands-on experience building AI-powered applications and services using modern LLM frameworks and agentic architectures. Good understanding of modern AI concepts and practices, including: Large Language Models (LLMs) Retrieval-Augmented Generation (RAG) Prompt Engineering AI Guardrails ...

Software Engineering Manager (Hands On)

Hiring Organisation
Diligent
Location
London, UK
Employment Type
Full-time
modern engineering practices such as Docker-based workflows and infrastructure as code. Practical understanding of AI-enabled engineering and product use cases, including common LLM concepts and considerations such as privacy, security, bias, governance, and cost. Clear communication skills, with the ability to work effectively with engineers, product managers ...

Senior Backend Engineer (Python)

Location
Greater London, England, United Kingdom
infrastructure, or applied AI products. Deep expertise in Python, asynchronous programming, system design, and backend engineering fundamentals. Hands-on experience building production systems involving: LLM orchestration or agent frameworks (Pydantic, LangChain, custom orchestration). Data pipelines, ETL, embeddings, or vector search Retrieval-augmented generation (RAG) or model-backed workflows High ...

Staff ML Engineer | Agentic AI & Applied ML | London | |

Location
Greater London, England, United Kingdom
workflows We’re looking for deep experience across: Python and strong software engineering fundamentals Production Machine Learning/AI engineering AWS Agentic AI and LLM‐based applications Retrieval Augmented Generation (RAG) LangChain and/or LangGraph Vector databases and retrieval MLOps and production deployment AI evaluation, testing and observability ...

Machine Learning Scientist III

Location
City of Westminster, England, United Kingdom
Airflow, Docker, Kubernetes, and cloud-native infrastructure. Design and deploy scalable batch and real-time ML pipelines supporting customer-facing applications. Develop and operationalise LLM applications, RAG systems, and Generative AI capabilities for content understanding, summarisation, classification, and recommendation use cases. Build evaluation frameworks and observability solutions to monitor model ...

Staff ML Engineer | Agentic AI & Applied ML | London (Hybrid) | Contract | Inside IR35

Hiring Organisation
WeDo Technology Solutions Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£800.00 - £1,200.00 per day
workflows We're looking for deep experience across: Python and strong software engineering fundamentals Production Machine Learning/AI engineering AWS Agentic AI and LLM-based applications Retrieval Augmented Generation (RAG) LangChain and/or LangGraph Vector databases and retrieval MLOps and production deployment AI evaluation, testing and observability ...

Staff ML Engineer | Agentic AI & Applied ML | London (Hybrid) | Contract | Inside IR35

Location
City Of London, England, United Kingdom
workflows We're looking for deep experience across: Python and strong software engineering fundamentals Production Machine Learning/AI engineering AWS Agentic AI and LLM-based applications Retrieval Augmented Generation (RAG) LangChain and/or LangGraph Vector databases and retrieval MLOps and production deployment AI evaluation, testing and observability ...

Machine Learning Scientist III

Hiring Organisation
Expedia
Location
London, UK
Employment Type
Full-time
Airflow, Docker, Kubernetes, and cloud-native infrastructure. Design and deploy scalable batch and real-time ML pipelines supporting customer-facing applications. Develop and operationalise LLM applications, RAG systems, and Generative AI capabilities for content understanding, summarisation, classification, and recommendation use cases. Build evaluation frameworks and observability solutions to monitor model ...