18 of 18 Permanent LLM Jobs in Berkshire

Senior Product Engineer C#/.NET & AI

Hiring Organisation
Daniel James Resourcing Ltd
Location
Hungerford, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£80,000
you. What you'll be doing Building and evolving commercial applications using C#, .NET and modern web technologies Designing and integrating Generative AI/LLM functionality directly into software products Working with technologies such as OpenAI, Azure OpenAI, Claude, Gemini or local models Exploring RAG, AI agents, Semantic Kernel ...

Senior AI Developer

Hiring Organisation
Reed Technology
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
development, and deployment of AI-integrated solutions for client engagements using modern full-stack technologies. Integrate Azure AI services into production applications and architect LLM-powered features and agentic workflows. Work directly with clients to understand requirements, shape solutions, and translate them into working software. Provide technical leadership across engagements ...

Principal Software Engineer

Hiring Organisation
Epicor Software Corporation
Location
Bracknell, Berkshire, United Kingdom
Salary
£ 80 K
large, long-lived enterprise systems and choosing the achievable-good over the theoretical-perfect.Highly desirable:Hands-on exposure to AI-assisted engineering - building with LLM APIs, agentic coding tools, and prompt-driven workflows, and a grounded view of where they help and where they don't.Experience taking early-stage products ...

Software / AI Engineer

Hiring Organisation
Searchability (UK) Ltd
Location
Hungerford, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
week onsite in Hungerford, 2 from home True full stack, React front end through C# and .NET APIs to SQL Server and Postgres Real LLM integration work, models built into a shipping product rather than AI used to write code Local and self hosted models, guardrails and model security ...

Director, Applied AI (TMT), AI & Data, Engineering & Delivery

Hiring Organisation
Deloitte
Location
Reading, Berkshire, United Kingdom
Salary
£ 100 K
Basic information Location Aberdeen, Belfast, Birmingham, Bristol, Cambridge, Cardiff, Edinburgh, Gatwick, Glasgow, Guernsey, Ipswich, Isle of Man, Jersey, Leeds, Liverpool, London, Manchester, Milton Keynes, Newcastle, Nottingham, Port Talbot, Reading, Southampton, St Albans Business Line Technology ...

Senior Manager Data Quality, UK Deloitte Data Office

Hiring Organisation
Deloitte
Location
Reading, Berkshire, United Kingdom
Salary
£ 120 K
Basic information Location Aberdeen, Birmingham, Bristol, Cambridge, Cardiff, Edinburgh, Gatwick, Leeds, Manchester, Milton Keynes, Newcastle, Reading Business Line Enabling Functions Job Type Permanent/FTC Date published 06-Aug-2026 Req # 24487 Job description ...

Software / AI Engineer

Hiring Organisation
Searchability (UK) Ltd
Location
Hungerford, Berkshire, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
week onsite in Hungerford, 2 from home True full stack, React front end through C# and .NET APIs to SQL Server and Postgres Real LLM integration work, models built into a shipping product rather than AI used to write code Local and self hosted models, guardrails and model security ...

AI Engineer

Hiring Organisation
Halian Technology Limited
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
MUST have: 5+ years of commercial software development experience Strong programming expertise in Python, Java, and JavaScript Proven experience building and deploying production-grade LLM applications Commercial experience developing Generative AI and Agentic AI solutions Experience with Retrieval-Augmented Generation (RAG) architectures and vector databases Experience with AI orchestration frameworks … functional teams The AI Engineer role will involve: Designing and developing AI-powered features for a large-scale enterprise software platform Building and deploying LLM, Generative AI, and Agentic AI solutions into production environments Developing multi-agent workflows to automate complex business processes Implementing AI orchestration using modern frameworks ...

Assistant Manager Data Quality, UK Deloitte Data Office

Hiring Organisation
Deloitte
Location
Reading, Berkshire, United Kingdom
Salary
£ 80 K
Basic informationLocationAberdeen, Birmingham, Bristol, Cambridge, Cardiff, Edinburgh, Gatwick, Leeds, Manchester, Milton Keynes, Newcastle, ReadingBusiness LineEnabling FunctionsJob TypePermanent/FTCDate published06-Aug-2026Req #24486Job descriptionConnect to your IndustryThe Deloitte UK Data Office is at the heart ...

Senior AI Developer

Hiring Organisation
Sellick Partnership
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum
Senior AI Developer Reading Hybrid £85k We're seeking an experienced software engineer to design and deliver AI-powered applications using modern development frameworks, cloud technologies, and large language models. You'll work on customer ...

VodafoneThree - SbD Security Architect - AI

Hiring Organisation
Vodafone
Location
Newbury, Berkshire, United Kingdom
Salary
£ 80 K
Location: Newbury or Stoke-on-Trent+ HybridSalary: Excellent basic salary plus bonus and Vodafone benefitsWorking hours: Full time 37.5 hours per week – Monday to FridayHybridWe believe that through collaboration and connection with our colleagues we ...

Principal Statistical Methodologist (UK)

Hiring Organisation
UCB Group
Location
Reading, Berkshire, United Kingdom
Salary
£ 70 K
Make your mark for patientsWe are looking for a Principal Statistical Methodologist who is curious, collaborative, and strategic to join our Statistical Innovation team within Biometric and Data Sciences (BDS), based in any of our ...

Trainee AI Programmer

Hiring Organisation
ITOL Recruit
Location
Slough, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Trainee AI Engineer – No Experience Needed Future-proof your career in Artificial Intelligence – starting today. Looking for a career change? Currently employed but want something better? Or maybe you're between jobs and ready for ...

Senior Applied AI Engineer – Prompting & Evaluation

Hiring Organisation
Kerridge Commercial Systems
Location
Hungerford, Berkshire, United Kingdom
Salary
£ 80 K
agentic workflow frameworksEvaluation harnesses, evaluation datasets and automated test suites for AI outputsRetrieval-augmented generation (RAG), vector search, embeddings and retrieval pipelines (desirable)LLM orchestration frameworks (LangChain, Semantic Kernel or equivalents – desirable)Technical and Professional ExpertiseStrong software engineering background with several years building and shipping production software.Substantial hands-on experience … large language models: prompt design, context engineering and structured outputs, in real work rather than personal experiments alone.Experience building evaluations or test harnesses for LLM outputs, and using them to improve quality measurably.Clear evidence of growing other engineers – through mentoring, teaching, internal training, communities of practice or similar.Daily working fluency ...

Senior AI Developer

Hiring Organisation
Apache Associates
Location
Hungerford, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
resources. Key Responsibilities Design, build and refine prompts, context strategies and agentic workflows for real-world AI product features. Develop robust approaches to evaluating LLM outputs , using real business cases and measurable quality standards. Work across multiple LLM providers and models, making pragmatic decisions around quality, cost and latency . … Models in commercial environments. Strong experience with prompt engineering, context engineering and structured outputs . Experience building evaluation frameworks, test harnesses or datasets for LLM outputs. Evidence of using evaluation and data to measurably improve AI quality . A proven ability to mentor, coach and develop other engineers. Experience delivering ...

CPG/FMCG Business Intelligence Lead

Hiring Organisation
Circana
Location
Bracknell, Berkshire, United Kingdom
Salary
£ 60 K
insights to address the key business questions the Brainwave is meant to solve.Development of AI Prompts: Robust and strong prompts are critical for the LLM to be able to derive the robust and appropriate synthesis and interpretation of the data and analysis is a critical component for the success … Skills: Excellent verbal and written communication skills, with the ability to articulate complex concepts in a clear and concise manner.Preferred Qualifications:Familiarity with Large Language Model capabilities: Some usage of LLM-based technologies, such as ChatGPT or other solutions that leverage generative artificial intelligence, would be ideal.Circana BehavioursAs well ...

AI Software Engineer – C# .NET

Hiring Organisation
Apache Associates
Location
Hungerford, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
capabilities into genuine, production-ready product features. This is an ideal opportunity for a developer who combines strong software engineering fundamentals with hands-on LLM experience and enjoys working in an environment where things move quickly. You’ll be taking AI concepts from initial idea and experimentation through to fully … subject matter experts to understand the business problem before deciding on the technical solution. Key Responsibilities Design and build prompts, context strategies and LLM integrations for real-world product features. Develop primarily in C# .NET , integrating AI capabilities into established codebases. Build production-grade AI services with appropriate error handling ...

Applied AI Engineer – Prompting & Evaluation

Hiring Organisation
Kerridge Commercial Systems
Location
Hungerford, Berkshire, United Kingdom
Salary
£ 80 K
honest this sprint than something perfect next quarter.Key Responsibilities: Role AccountabilitiesBuild AI features quickly and properly – from prompts and context design through to full LLM integration in established C# .NET codebases.Make them production-grade – error handling, fallbacks, latency management, logging, monitoring and solid evaluation before anything reaches a customer.Stay sharp … experts to understand the business problem properly, because the best prompt cannot rescue a misunderstood requirement.Systems, Tools and TechnologyC# .NET (primary development language)Large language model APIs across multiple providersAI coding tools: GitHub Copilot, Cursor or equivalentsPrompt engineering and context design patternsRetrieval-augmented generation (RAG), vector search, embeddings (desirable)Evaluation ...