1,151 to 1,175 of 2,419 LLM Jobs in the UK

Principal AI Quality Engineer

Location
Greater London, England, United Kingdom
semi-autonomous systems). Establish quality, evaluation, and governance frameworks for non-deterministic and AI-driven systems, including test and evaluation strategies for LLM-based and agentic features. Set enterprise standards for validating AI-generated code, ensuring it meets Fourth’s quality, security, and maintainability requirements. Partner with Engineering, Product … organisation, mentoring and uplifting QA capability globally. Key Skills and Competencies Strong understanding of the testing and quality challenges of non-deterministic, ML/LLM-based, and agentic systems, including evaluation, guardrails, and the regression of model-driven behaviour. Proven experience defining and implementing QA strategy at an organisational ...

Data Scientist - AI - Senior Managing Consultant

Location
Greater London, England, United Kingdom
A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support ...

AI Engineer (Applied AI & Product Development)

Hiring Organisation
Apex Talent Solutions
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £70,000 per annum
that improve delivery efficiency Developing reusable AI capabilities and accelerators Supporting analysis, reporting and knowledge management initiatives Technical Responsibilities Python development AI agent orchestration LLM applications and RAG solutions API integrations Data pipelines Cloud-based development Application development Workflow automation What We're Looking For Essential 2-4 years' software … engineering experience Strong Python development skills Experience working with GenAI/LLM technologies Experience developing software applications rather than purely analysing data Understanding of AI workflows, agent frameworks or automation tooling Experience delivering real-world software solutions Strong problem-solving ability Excellent communication skills Highly Desirable AI Agents/Agentic ...

AI Native SW Engineering

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
Build and own RAG pipelines: embeddings, chunking strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers OpenAI, Anthropic, Vertex AI, and open-source models with fallback routing, token, cost, and latency management ImplementLLMOpsin production: eval harnesses with real quality metrics … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

AI Native SW Eng

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
Build and own RAG pipelines: embeddings, chunking strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers OpenAI, Anthropic, Vertex AI, and open-source models with fallback routing, token, cost, and latency management ImplementLLMOpsin production: eval harnesses with real quality metrics … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

AI Native SW Engineering

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
pipeline standards across engagements:establishchunking and embedding strategies, set quality benchmarks, and ensure metric-backed tradeoff decisions are documented and transferable Set multi-LLM integration standards: vendor-agnostic architecture by default, fallbackroutingand cost governance as standard design practice across providers including OpenAI, Anthropic, Vertex AI, and open-source models OwnLLMOpsatprogrammescale … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

AI Native SW Eng

Hiring Organisation
Hackajob Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
pipeline standards across engagements:establishchunking and embedding strategies, set quality benchmarks, and ensure metric-backed tradeoff decisions are documented and transferable Set multi-LLM integration standards: vendor-agnostic architecture by default, fallbackroutingand cost governance as standard design practice across providers including OpenAI, Anthropic, Vertex AI, and open-source models OwnLLMOpsatprogrammescale … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

AI Native SW Eng

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
pipeline standards across engagements:establishchunking and embedding strategies, set quality benchmarks, and ensure metric-backed tradeoff decisions are documented and transferable Set multi-LLM integration standards: vendor-agnostic architecture by default, fallbackroutingand cost governance as standard design practice across providers including OpenAI, Anthropic, Vertex AI, and open-source models OwnLLMOpsatprogrammescale … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

Senior Software Engineer

Location
United Kingdom
unsanctioned AI usage without blocking it entirely. The team applies AI in how it builds as well — code assistants, AI-assisted test generation, and LLM-supported log and incident analysis — so you will be using these tools alongside defending against their misuse. Outcomes & KPIs Key Outcome(s) Owned: Reliable, performant … BTech, or Masters), or equivalent practical experience. Practical fluency with AI coding and debugging assistants, including sound judgement about when to rely on LLM output and when to verify it independently. Self‐directed approach to problem solving, with the ability to pick up unfamiliar systems and technologies with limited guidance. ...

Senior Software Engineer

Location
Bracknell, England, United Kingdom
unsanctioned AI usage without blocking it entirely. The team applies AI in how it builds as well - code assistants, AI-assisted test generation, and LLM-supported log and incident analysis - so you will be using these tools alongside defending against their misuse. Outcomes & KPIs Key Outcome(s) Owned: Reliable, performant … BTech, or Masters), or equivalent practical experience. Practical fluency with AI coding and debugging assistants, including sound judgement about when to rely on LLM output and when to verify it independently. Self-directed approach to problem solving, with the ability to pick up unfamiliar systems and technologies with limited guidance. ...

Senior AI Solutions Engineer

Location
Greater London, England, United Kingdom
delivery plans. Design and deliver solutions Build AI and automation solutions using tools such as n8n, Tray.io, Workato, Zapier, Claude Code, and direct LLM APIs. Integrate with systems including Slack, Google Workspace, NetSuite, Salesforce, HubSpot, and the other tools used across the business. Develop robust workflows and integrations with appropriate … use. Hands-on fluency in low-code automation and integration platforms such as n8n, Tray.io, Workato, or Zapier, and in agentic patterns using LLM APIs from Anthropic, OpenAI, or similar. Confident hands-on coding in Python and TypeScript, comfortable building REST and webhook integrations, testing APIs (for example with Postman ...

AI Engineer

Location
Tewkesbury, England, United Kingdom
AI Engineer - Tewkesbury Ontic, a leading licensor and manufacturer of complex engineering parts for the global aerospace and defence industries, are now recruiting for an AI Engineer to join our IT team, where you'll ...

Data Architect

Location
Greater London, England, United Kingdom
Opportunity Brunswick is accelerating its use of AI to strengthen the advice we give clients and how we operate. We are looking for a Data Architect to join our AI Lab and shape the technical ...

Infrastructure engineer (UK)

Location
Greater London, England, United Kingdom
About WRITER WRITER is where the world’s leading enterprises orchestrate AI-powered work. Our vision is to expand human capacity through superintelligence. And we’re proving it’s possible – through powerful, trustworthy AI that ...

Senior Data Engineer - Up to £85k Client Opportunities · Newcastle Upon Tyne ·

Location
Newcastle upon Tyne, England, United Kingdom
scalable data solutions. Develop conceptual, logical, and physical data models. Design and implement modern AI-ready architectures, including RAG, vector databases, semantic search, and LLM integrations. Build and optimise data pipelines supporting both batch and real-time processing. Lead data integration, transformation, and migration initiatives. Establish and maintain data governance … data modelling experience across enterprise-scale environments. Experience building modern AI-enabled data architectures. Knowledge of Retrieval-Augmented Generation (RAG), vector databases, embeddings, and LLM integrations. Experience with both batch and streaming/real-time data processing. Strong understanding of data governance, quality management, lineage, and metadata frameworks. Excellent stakeholder ...

AI Engineer

Hiring Organisation
Amtis Professional Ltd
Location
Chester, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
AI Engineer (.Net/AI) Location: Chester | Hybrid Working Permanent – Full-time Salary: £50,000–£60,000 We're working with a leading UK organisation that is continuing to invest in its internal AI capability ...

Senior Software Engineer

Hiring Organisation
Kantar
Location
Reading, United Kingdom
Employment Type
Full Time
This job is with Kantar, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. We go beyond the obvious, using ...

Senior Full Stack Engineer, Agentic Security

Location
Greater London, England, United Kingdom
Senior Full Stack Engineer, Agentic Security About Dynamo AI Dynamo AI is building the future of trustworthy AI for the enterprise. Our platform provides real-time guardrails, red-teaming, and observability for generative and agentic ...

Technical Lead (Java/.Net)

Location
United Kingdom
What You’ll Do Avalara is accelerating delivery of AI-enabled capabilities across our compliance platform to improve customer experience, increase engineering velocity, and scale global operations efficiently. As a Technical Lead, you will join ...

Lead Developer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
Lead Java Developer Business Unit: FTSE Russell – Index Platform Company: London Stock Exchange Group (LSEG) About the Role We are seeking a highly skilled and hands-on Lead Java Engineer with AI proficiency to help ...

Senior Java Engineer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
Senior Java DeveloperBusiness Unit: FTSE Russell – Index PlatformCompany: London Stock Exchange Group (LSEG)About UsLSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open ...

Tech Lead Data & AI London

Location
Leeds, England, United Kingdom
We recognise our people are the best thing about Red Badger and that a truly diverse workplace where people are free to be themselves is essential for great culture and great outcomes. If you like ...

Lead Software Engineer - AI Engineering

Location
Greater London, England, United Kingdom
Job Description Join us to make a meaningful impact as you lead a talented team in building advanced AI-driven software solutions. You will have the opportunity to grow your career, collaborate globally, and influence ...