376 to 400 of 2,842 LLM Jobs in England

Full Stack Software Engineer (Frontend-leaning)

Location
Greater London, England, United Kingdom
phrase "in practice" exactly once. Bonus points Previously founded a company. Startup experience. Design tooling literacy (Figma), or a design background. Experience with LLM‐backed product features: RAG, embeddings, evaluation. Go, or a willingness to learn it. It's what most of our backend is written in. Data or analytics ...

Software Engineer

Location
City of Westminster, England, United Kingdom
behalf of banks, under real SLAs and bank-grade security. We're AI-native in how we build, not just what we sell: LLM evals score 100% of our conversations, adversarial agents attack every change before it reaches production, and our CI/CD runs its own AI agents : reviewing ...

Cyber Threat Intelligence Principal

Location
Greater London, England, United Kingdom
with analytics and risk modeling Experience in a SaaS product development environment Familiarity with ML techniques and statistical data analysis Familiarity with AI/LLM risk and its implications for cyber risk, social engineering, product safety, errors/omissions, and critical infrastructure Familiarity with a wide variety of Internet technologies ...

Technology Product Manager, Finance Technology (AI/ML & Data Strategy)

Location
City of Westminster, England, United Kingdom
asset classes, with an appreciation of how transactions flow from source product systems to financial reporting Strong working knowledge of Agentic AI, ML, LLM, A2A concepts, Intelligent rule engine and their practical applications in business processes across financial services. Solid Experience with Data pipelines/integrations and consumption patterns, Modelling ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
event-driven data pipelines. Knowledge of data visualisation preferably Tableau or Metabase. Experience making data safely self-service through internal tooling, analytics platforms or LLM-powered interfaces. Experience supporting product analytics or building data-powered product features. Benefits 25 days holiday plus bank holidays; 3 days winter leave; Work from ...

Senior Tech Lead, Quantitative Analytics Engineering

Location
Greater London, England, United Kingdom
powered capabilities to enhance product functionality, engineering productivity, and client value.This role requires hands-on technical leadership across software engineering, system design, AI/LLM engineering, agile delivery, and cloud-native architectures, while managing a team of engineers and external partners. You will collaborate closely with Analytics Business, Product, Architecture … maintainability, resilience, and high engineering quality.* Lead technical architecture and system design for distributed, cloud-native applications and services.* Drive adoption of AI/LLM technologies across Private Markets products, including prompt engineering, Retrieval-Augmented Generation (RAG), AI-assisted workflows, and intelligent automation where they deliver measurable business value.* Lead ...

Senior AI Architect| London

Location
Greater London, England, United Kingdom
engineering; orchestration frameworks (LangChain, LangGraph, LlamaIndex, Semantic Kernel). Hands‐on exposure to both API‐based (Claude, GPT, Gemini) and open‐source (Llama, Mistral) LLM‐based solution design. Agentic AI & Multi‐Agent Architecture – design of autonomous and multi‐agent systems, agentic design patterns (ReAct, planning, reflection, tool use, human … embeddings, vector databases (Pinecone, Weaviate, Chroma, pgvector, FAISS), hybrid search and retrieval evaluation. Familiarity with GraphRAG and agentic RAG. LLMOps, Evaluation & Responsible AI – operationalizing LLM and agentic systems at scale; evaluation harnesses, quality metrics, observability, tracing and monitoring (LangSmith, LangFuse); guardrails, red‐teaming and continuous optimization of accuracy, cost ...

AI Consulting –Sr. AI Architect & Client Partner

Location
Greater London, England, United Kingdom
best practices across delivery programs. Design secure, resilient, highly available AI systems at enterprise scale, across structured and unstructured data. Design and deliver LLM-powered applications: conversational AI, enterprise copilots, knowledge management, and workflow automation. Architect advanced retrieval using RAG, Agentic RAG, Graph RAG, knowledge-graph, and hybrid approaches. Design … Personal attributes we would like to have: Core Knowledge Expected Programming & engineering : expert Python; REST APIs and microservices; FastAPI; distributed systems; cloud-native architecture. LLM application delivery: prompt engineering, tool and function calling, RAG, and at least one production Agentic AI system. Cloud AI platform : deep experience with ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
tests (JUnit 5, Mockito, Testcontainers) to maintain high coverage. Collaborate with QA, DevOps, and Product teams in an Agile (Scrum/Kanban) environment. Integrate LLM-based capabilities (e.g., OpenAI, Gemini, Claude) into Java services via REST/SDK — for use cases such as document extraction, policy summarisation, or intelligent routing. … secure API design. Experience with CI/CD pipelines (Azure DevOps, GitHub Actions, or equivalent. Demonstrated hands-on exposure to at least one of: LLM API integration, vector databases, prompt engineering, or RAG pipeline construction — even in a personal project or hackathon context. Familiarity with REST-based AI APIs (OpenAI ...

Senior Software Engineer

Location
Slough, England, United Kingdom
tests (JUnit 5, Mockito, Testcontainers) to maintain high coverage. Collaborate with QA, DevOps, and Product teams in an Agile (Scrum/Kanban) environment. Integrate LLM-based capabilities (e.g., OpenAI, Gemini, Claude) into Java services via REST/SDK — for use cases such as document extraction, policy summarisation, or intelligent routing. … secure API design. Experience with CI/CD pipelines (Azure DevOps, GitHub Actions, or equivalent. Demonstrated hands-on exposure to at least one of: LLM API integration, vector databases, prompt engineering, or RAG pipeline construction — even in a personal project or hackathon context. Familiarity with REST-based AI APIs (OpenAI ...

Data Analytics & AI Consultant - Marketing Expert

Location
Greater London, England, United Kingdom
We're looking for a Senior Data Analytics & AI Consultant to join our team in London, UK, in a hybrid working mode. In this role, you will operate at the intersection of business strategy, advanced ...

Senior AI Engineer Manager/Associate Director | Capital Markets

Hiring Organisation
Datatech Analytics
Location
London, UK
Employment Type
Full-time
Senior AI Engineer Manager/Associate Director | Capital MarketsLocation: London Working pattern: HybridSalary: Compensation aligned to experience and seniorityRef: J13114Senior AI Engineering professionals are required to support the design, build and delivery of advanced AI ...

Cloud Engineering & Architecture - Senior Platform Engineer AI - Vice President

Location
Greater London, England, United Kingdom
emerging technologies and make recommendations for platform evolution. Participate in architecture design reviews and provide technical leadership on complex initiatives. Complementary AI Based Skills LLM Orchestration & Agentic Workflows: Experience in designing, building, and deploying Large Language Model (LLM) orchestration frameworks (e.g., LangChain, Temporal, or custom agentic loops) to coordinate multi ...

Financial Crime Data Science Modelling Team Lead

Location
Greater London, England, United Kingdom
delivery of new SOTA challenger models Tuning and optimising strategies for incumbent models Design and govern the use of Large Language Models (LLM)-as-judge approaches within alert handling processes (evaluation framework, quality controls, bias/robustness testing and auditability) Document model logic, assumptions, limitations and test outcomes in line ...

Senior Machine Learning Scientist

Location
Greater London, England, United Kingdom
systems to detect fraud, abuse, and policy violations in user-generated content across text and multimodal domains Lead the development and application of LLM-based approaches, including model selection, fine-tuning, evaluation, and failure analysis Define and drive experimentation strategy, including offline evaluation and online testing, to rigorously measure impact ...

AI Infrastructure Engineer

Hiring Organisation
Intercom
Location
London, UK
Employment Type
Full-time
doing? As a Senior AI Infrastructure Engineer focused on model training and inference, you will: Implement and scale training pipelines for large transformer and LLM models, from data ingestion and preprocessing through distributed training and evaluation. Build and optimize inference services that deliver low‐latency, high‐reliability experiences ...

Lead Software Engineer (AI)

Location
Oxford, England, United Kingdom
exceptional team player - low‐ego, high‐initiative Genuine interest in the transformation of energy markets and infrastructure Desirable attributes: Hands‐on experience building LLM‐based systems Experience testing non‐deterministic systems Understanding of statistics and inferential methods LangGraph, RAG, MCP, MLOps, IaaC, AWS What we offer Some of the benefits ...

Principal Software Engineer (AI)

Location
Oxford, England, United Kingdom
exceptional team player - low‐ego, high‐initiative Genuine interest in the transformation of energy markets and infrastructure Desirable attributes: Hands‐on experience building LLM‐based systems Experience testing non‐deterministic systems Understanding of statistics and inferential methods LangGraph, RAG, MCP, MLOps, IaaC, AWS What we offer Private Medical Insurance Dental ...

Forward Deployed Engineer, Manager -London

Location
Greater London, England, United Kingdom
high‐growth environment. Experience deploying AI agents in complex coding or business workflows. Experience designing or implementing AI‐powered workflows involving MCP, APIs, LLM applications, prompt engineering, retrieval or RAG systems, or workflow orchestration. Experience with ETL or ELT workflows, schema mapping, validation scripts, and large‐scale content or data ...

Forward Deployed Engineer, Manager -London

Location
Greater London, England, United Kingdom
high-growth environment.- Experience deploying AI agents in complex coding or business workflows.- Experience designing or implementing AI-powered workflows involving MCP, APIs, LLM applications, prompt engineering, retrieval or RAG systems, or workflow orchestration.- Experience with ETL or ELT workflows, schema mapping, validation scripts, and large-scale content or data ...

Head of Computerized Systems Quality Assurance & Validation

Location
Greater London, England, United Kingdom
records are maintained. Maintain awareness in developments in Artificial Intelligence (AI) and Machine Leaning (ML), including Generative AI, Agentic AI and Large Language Models (LLM) and their use in the development of IXICO computerized systems and products/services. Ensure the IXICO Management System incorporates regulatory requirements ...

Principal Software Engineer (AI/ML)

Location
Luton, England, United Kingdom
practices. Experience in prompt engineering, with the ability to design, test, and systematically improve prompts, while measuring the accuracy, bias, and robustness of LLM outputs. Awareness of agentic workflows involving AI agents that can plan, reason, and take autonomous actions. Awareness of governance, security, and compliance considerations relating to data ...

Customer Solutions Lead - AI

Hiring Organisation
Advania UK
Location
London, UK
Employment Type
Full-time
Demonstrable experience designing and delivering AI or data solutions for customers (not internal or academic projects).Background in one or more of: NLP/LLM applications, AI-enabled automation, predictive analytics, or knowledge management systems. Experience working with cloud AI services (Azure OpenAI, AWS Bedrock, Google Vertex AI or similar ...

Principal Software Engineer (AI/ML)

Location
Lincoln, England, United Kingdom
practices. Experience in prompt engineering, with the ability to design, test, and systematically improve prompts, while measuring the accuracy, bias, and robustness of LLM outputs. Awareness of agentic workflows involving AI agents that can plan, reason, and take autonomous actions. Awareness of governance, security, and compliance considerations relating to data ...

Principal Software Engineer (AI/ML)

Hiring Organisation
Hackajob Ltd
Location
Lincoln, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
practices. Experience in prompt engineering, with the ability to design, test, and systematically improve prompts, while measuring the accuracy, bias, and robustness of LLM outputs. Awareness of agentic workflows involving AI agents that can plan, reason, and take autonomous actions. Awareness of governance, security, and compliance considerations relating to data ...