151 to 175 of 702 LLM Jobs in the UK

Senior AI Engineer (LLMs, Python & Java)

Hiring Organisation
Halian Technology Limited
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
organisation making a real-world impact. This is a rare opportunity to shape the AI strategy, design production-grade systems, and bring cutting-edge LLM-powered solutions into a live product environment. The Role Youll sit at the intersection of AI, backend engineering, and cloud systems , designing and deploying intelligent … features that directly impact users. Expect to: Design and implement LLM-based applications (RAG pipelines, agents, copilots) Build scalable backend services using Python and Java Integrate AI into existing cloud-native SaaS platforms Own the full lifecycle: experimentation prototyping production Optimise model performance, cost, and latency in real-world environments ...

AI Engineer

Hiring Organisation
JD.COM
Location
London Area, United Kingdom
Responsibilities Design, build, and maintain AI/ML models and pipelines for Joybuy's international platform, covering areas such as personalisation, recommendation, NLP/LLM applications, computer vision, and fraud detection. Own end-to-end machine learning lifecycle from problem formulation and data exploration to model training, evaluation, deployment, monitoring … challenges. Effective communication skills in English. Preferred Qualifications Work experience in large-scale e-commerce companies or high-traffic consumer-facing platforms. Experience with LLM fine-tuning, RAG architectures, or generative AI applications. Experience building multilingual or cross-market AI systems for European/global audiences. Experience with real-time ...

Technical Trainer

Hiring Organisation
NIIT
Location
United Kingdom
Modernization for engineers and architects. The role combines hands-on technical expertise with strong training and facilitation skills. Experience with Agentic AI, Generative AI, LLM, RAG, DAG, ReAct loop, LangChain, Langgraph, OPA, Rego, MCP server and client etc Key Responsibilities: Deliver instructor-led sessions on modernization, cloud, and application refactoring … cloud/modernization Prior experience in technical training or workshops Strong communication and facilitation skills Good to Have: AWS/GCP exposure, AI/LLM basics Relevant certifications (Azure/Kubernetes/Mainframe) Strongly Recommended (Good to have) • IBM certifications in z/OS, COBOL, or zCloud-related disciplines. • Microsoft ...

AI Engineer, Python, London, COR7586

Hiring Organisation
Corriculo Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £140,000 per annum
focused engineer who enjoys building real, production-grade systems rather than experimental prototypes? Do you want to work at the cutting edge of LLM-powered products in a fast-moving environment? This could be the role for you! The Role As an AI Engineer, you’ll be responsible for developing ...

AI Consultant

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
following: Develop and enhance AI and machine learning models, including scorecards and predictive models. Work on innovative use cases such as chatbots, transformers, and LLM-based applications. Conduct research and development to identify new AI-driven solutions in lending and risk. Contribute to new product development and AI-led offerings. ...

Cloud Security Specialist

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract, Work From Home
. AI/ML Foundations: Deep understanding of FMs, RAG , non-deterministic agents, and complex tool-use. Secure AI: Expert-level knowledge of OWASP LLM Top 10 and Agentic AI threats . Familiarity with NIST AI RMF is a massive plus! Your Mission: Identity & Access Specialist As our Identity Lead ...

Lead AI Engineer

Hiring Organisation
Aperia Search
Location
United Kingdom
build AI products that create real-world impact at scale 🟠 Responsibilities Design, build and deploy AI-powered products and applications Develop production-grade LLM solutions and agentic workflows Build RAG architectures and knowledge retrieval systems Integrate AI applications with internal platforms, tools and business systems Identify opportunities where ...

Senior Software Engineer

Hiring Organisation
ZEREN
Location
London Area, United Kingdom
data pipelines that ingest provider APIs into our analytics datastore Improving the agent platform and executor with better error handling, observability, and speed Making LLM interactions more efficient through prompts, snippets, and tooling Improving internal developer experience and platform tooling Helping take an early MVP into a production-grade platform ...

Cybersecurity Specialist

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £600/day
Guardrails, and model lifecycles. AI/ML Core: Mastery of FMs, RAG, tool-use, and non-deterministic agent logic. Security Frameworks: Proficiency in OWASP LLM Top 10 and NIST AI RMF . Role 1: Identity Expert Mission: Secure the "Human-to-Agent" and "Agent-to-Resource" identity chain. Key Tasks ...

Lead AI Engineer

Hiring Organisation
Aperia Search
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £150,000 per annum
execution rather than experimentation for experimentation’s sake. Scope of Role Design, build and deploy AI-powered products and applications Develop production-grade LLM solutions and agentic workflows Build RAG architectures and knowledge retrieval systems Integrate AI applications with internal platforms, tools and business systems Identify opportunities where ...

Solutions Architect

Hiring Organisation
Lynx Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 - 80,000 Annual
needs into clear technical designs and architectural decisions Shape data platforms, integrations, and automation capabilities Support integration of AI-enabled solutions (eg automation, analytics, LLM-based services) Collaborate with engineers, analysts, and delivery teams to ensure solutions are delivery-ready Define and assure non-functional requirements (performance, security, resilience, scalability ...

Solutions Architect

Hiring Organisation
Lynx Recruitment Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
needs into clear technical designs and architectural decisions Shape data platforms, integrations, and automation capabilities Support integration of AI-enabled solutions (e.g. automation, analytics, LLM-based services) Collaborate with engineers, analysts, and delivery teams to ensure solutions are delivery-ready Define and assure non-functional requirements (performance, security, resilience, scalability ...

AI Tech Lead

Hiring Organisation
Conquer AI
Location
England, United Kingdom
Conquer’s own AI product development We’re looking for someone who has: Strong hands-on software engineering experience Experience building real AI, LLM, RAG, agentic, or automation systems Strong backend engineering capability, ideally across Python, Node.js, or TypeScript Comfort working with APIs, data flows, integrations, and enterprise systems ...

Lead AI Engineer

Hiring Organisation
Aturiya AI
Location
City of London, London, United Kingdom
Vercel/AWS. Day-to-day looks like: Designing and building core platform features (email automation, lead generation, integrations, MCPs) Making architectural calls on LLM orchestration, eval pipelines, and agent reliability Shipping fast, iterating from real user feedback, not spec documents Working directly with founders on product direction What ...

Principal Full-Stack Engineer

Hiring Organisation
RE Partners
Location
United Kingdom
services in Java (Spring Boot) Build and optimize secure, high-performance APIs Contribute to and guide React-based frontend architecture Work hands-on with LLM/AI technologies (Claude or similar), integrating them into real-world applications Drive best practices across code quality, architecture, and performance Mentor engineers and support ...

Solutions Architect, Legal Technology

Hiring Organisation
Brimstone Consulting
Location
City of London, London, United Kingdom
Employment Type
Permanent
similar) Experience with workflow automation tools (e.g. Power Automate, Logic Apps or equivalent) Familiarity with document management and collaboration platforms Exposure to AI/LLM technologies and intelligent automation is highly desirable Experience working in legal services, legal tech, or professional services environments Understanding of corporate/transactional workflows (e.g. ...

Senior Backend Engineer

Hiring Organisation
WireMock
Location
City Of London, England, United Kingdom
across the Fortune 500, we provide the critical infrastructure that engineering teams use to de-couple development from fragile dependencies. As AI agents and LLM-integrated apps redefine the SDLC lifecycle, WireMock is building the simulation layer required to develop, test, and onboard at the speed of autonomous code. ...

Engineering Tech Lead - Data & AI

Hiring Organisation
The ECA International Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Snowflake, S3 and Postgres platform into an AI-ready ecosystem Building scalable data acquisition and ingestion pipelines across multiple data sources Developing LLM and RAG-powered services and experiences Creating new Data Production and Data Discovery capabilities Partnering with Analytics teams to deliver clean, accessible and valuable data Managing ...

MLOps Architect - AWS

Hiring Organisation
Quantiphi
Location
United Kingdom
strong architectural mindset, hands-on technical depth, and the ability to design scalable, cloud-native machine learning operations across traditional ML and modern LLM workflows. The ideal candidate will bring experience with SageMaker-based MLOps pipelines, evaluation of equivalent tooling stacks, hybrid MLOps/LLMOps automation, CI/CD orchestration … implement the MLOps strategy for the programme, ensuring alignment with the project proposal and delivery roadmap. Design and own enterprise-grade ML/LLM pipelines covering model training, validation, deployment, versioning, monitoring, and CI/CD automation. Build container-oriented ML platforms (EKS-first) while evaluating alternative orchestration tools with ...

AI Engineer

Hiring Organisation
Halian Technology Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
organisation making a real-world impact. This is a rare opportunity to shape the AI strategy, design production-grade systems, and bring cutting-edge LLM-powered solutions into a live product environment. The Role Youll sit at the intersection of AI, backend engineering, and cloud systems , designing and deploying intelligent … features that directly impact users. Expect to: Design and implement LLM-based applications (RAG pipelines, agents, copilots) Build scalable backend services using Python and Java Integrate AI into existing cloud-native SaaS platforms Own the full lifecycle: experimentation prototyping production Optimise model performance, cost, and latency in real-world environments ...

Artificial Intelligence Engineer

Hiring Organisation
Halian | Managed Services, Recruitment Agency & Contract Staffing
Location
Reading, England, United Kingdom
organisation making a real-world impact. This is a rare opportunity to shape the AI strategy, design production-grade systems, and bring cutting-edge LLM-powered solutions into a live product environment. The Role You’ll sit at the intersection of AI, backend engineering, and cloud systems , designing and deploying … intelligent features that directly impact users. Expect to: Design and implement LLM-based applications (RAG pipelines, agents, copilots) Build scalable backend services using Python and Java Integrate AI into existing cloud-native SaaS platforms Own the full lifecycle: experimentation prototyping production Optimise model performance, cost, and latency in real-world ...

Software Engineer ( Python )

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Key Responsibilities Design, develop, test, and support robust, production-ready software solutions , adhering to modern engineering best practices. Build and maintain microservices-based systems , with a strong focus on scalability, resilience, and performance. Develop and ...

Machine Learning Engineer

Hiring Organisation
Investigo
Location
Nottingham, England, United Kingdom
Machine Learning Engineer - Python & C# - Nottingham/Hybrid 3 month contract initially. - Outside IR35 We're looking for an experienced ML Engineer to join a cutting-edge advanced analytics team developing AI-powered solutions. This ...

Junior AI Healthcare Specialist

Hiring Organisation
Tech Recruitment UK Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£38000 - £40000/annum Private pension, health insurance
Position Summary We are seeking motivated and innovative Junior Healthcare AI Specialists to join our team and contribute to the development of advanced artificial intelligence solutions that support healthcare professionals, improve patient outcomes, and enhance ...

Senior Consultant, AI Engineer

Hiring Organisation
hackajob
Location
City of London, London, United Kingdom
About the job hackajob is collaborating with EY to connect them with exceptional professionals for this role. At EY, we’re all in to shape your future with confidence. We’ll help you succeed in ...