18 of 18 Contract OpenAI Jobs in the UK

Senior AI Engineer

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
concept, and continuous improvement Tech & Tools You'll work with technologies such as: Python Azure AI/cloud platforms Microsoft Copilot Studio Azure OpenAI & AI Foundry APIs, CI/CD pipelines, version control What We're Looking For Essential: Strong experience delivering AI applications into production Solid software engineering background ...

LLM / GenAI Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
Generative AI applications in production environments Hands-on experience with RAG architectures, embeddings, and vector search Experience working with LLM APIs and frameworks (e.g., OpenAI, Azure OpenAI, Anthropic, Hugging Face) Strong understanding of prompt engineering techniques and optimisation strategies Experience working with vector databases (e.g., Pinecone, Weaviate, FAISS, Chroma) Practical ...

AI Technical Architect

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £600 per day
Engineering: Take a hands-on approach to deploying, fine-tuning, and customising pretrained LLMs. Build intelligent systems utilising Prompt Engineering, Vector Databases, Azure OpenAI, and Cognitive Search. Data Pipelines: Oversee large-scale data processing and AI data engineering pipelines using Python and PySpark. Leadership & Stakeholder Management: Guide and mentor engineering ...

AI & Innovation Consultant - Value Driven, Financial Services

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700 per day + Umbrella engagement
databases, prompt engineering, model evaluation). Ability to interpret technical designs, data schemas, and integration patterns. Familiarity with cloud-based AI services (e.g., Azure OpenAI, AWS Sagemaker, Databricks, Microsoft Fabric). Delivery & Vendor Engagement Experience working with development teams using agile delivery methodologies. Comfortable coordinating across internal stakeholders, technology teams ...

Agentic AI Engineer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
scalable, reliable, and aligned with regulatory requirements Key Skills & Experience Strong experience with Agentic AI architectures Hands-on expertise with LLMs (e.g. Claude, OpenAI, etc.) Proven background in Generative AI (GenAI) Advanced proficiency in Python and PySpark Experience working with Claude Code or similar LLM orchestration tools Strong engineering mindset ...

iOS Developer - 6 Months

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£537 per day 537 Inside IR35
optimisation and secure coding practices Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (e.g., OpenAI, Azure AI) Experience using AI development tools such as GitHub Copilot or similar coding assistants Understanding of AI/UX interaction patterns and best practices ...

Android Developer 6 months - Government

Hiring Organisation
Stealth IT Consulting
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
components (eg, MVVM, Jetpack libraries) Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (eg, OpenAI, Azure AI) Experience using AI development tools such as GitHub Copilot or similar coding assistants Understanding of AI/UX interaction patterns and best practices ...

Android Engineer - 6 Months

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£537 per day 537 Inside IR35
components (e.g., MVVM, Jetpack libraries) Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (e.g., OpenAI, Azure AI) Experience using AI development tools such as GitHub Copilot or similar coding assistants Understanding of AI/UX interaction patterns and best practices ...

SC Cleared SENIOR ANDROID ENGINEER

Hiring Organisation
fortice
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 540 Daily
components (eg, MVVM, Jetpack libraries) Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (eg, OpenAI, Azure AI) Experience using AI development tools such as GitHub Copilot or similar coding assistants Understanding of AI/UX interaction patterns and best practices ...

SC cleared SENIOR iOS ENGINEER

Hiring Organisation
fortice
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 540 Daily
optimisation and secure coding practices Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (eg, OpenAI, Azure AI) Experience using AI development tools such as GitHub Copilot or similar coding assistants Understanding of AI/UX interaction patterns and best practices ...

SENIOR ANDRIOD ENGINEER

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £552/day
components (e.g., MVVM, Jetpack libraries) Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (e.g., OpenAI, Azure AI) Experience using AI development tools such as GitHub Copilot or similar coding assistants Understanding of AI/UX interaction patterns and best practices ...

Senior Azure Platform Engineer - Freelance/Contract - Remote

Hiring Organisation
IO Associates
Location
United Kingdom
Employment Type
Contract, Part Time, Work From Home
agents using Azure AI Foundry. Build retrieval, vector search and knowledge architectures using Azure AI Search, PostgreSQL (pgvector) and Cosmos DB. Integrate Azure OpenAI Service into scalable, model-agnostic AI solutions. Implement guardrails using Azure AI Content Safety. Evaluate and adopt new Azure AI capabilities, including AI Foundry and Copilot … Required Experience: 8+ years of hands-on Microsoft Azure engineering experience. 3+ years in a Senior Engineer or Architect role. Production experience with Azure OpenAI, Azure AI Foundry or similar AI platforms. Experience integrating Azure solutions with enterprise applications or ERP systems. Strong experience designing secure, multi-subscription Azure environments. ...

Senior Machine Learning Engineer

Hiring Organisation
Emporia Consulting Group Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Paying up to £1000 per day
experience working with inference servers like multi-LoRa, LoRA Exchange, TitanML ️ Previous industry exposure to multi-node HPC clusters ️ Experience with Large language models - OpenAI, Mistral, Claude, LLaMA Large language model for GPU usage, scaling, and data movement ️ Package for the for the Senior Machine Learning Engineer, Quantization, PEFT, DeepSpeed ...

Product Design Engineer - AI-Native Products

Hiring Organisation
Morgan McKinley
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Understanding of AI interaction patterns, prompt workflows, agentic systems and user experiences built around large language models Experience working with tools such as Claude, OpenAI, Gemini or similar AI platforms Strong portfolio, showcasing both design work and working prototypes/products Experience designing enterprise applications, internal tools or complex digital ...

AI Automation Developer Consultant - London, £550pd

Hiring Organisation
Langley James Limited
Location
South West London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£525 - £550 per day
implementing/delivering AI Automations . The role focuses on leveraging the Microsoft technology stack, including Copilot Enterprise, Power Apps, Azure services, Python, and OpenAI technologies, to streamline workflows, enhance operational efficiency, and support data-driven decision making. The successful candidate will work closely with the Innovations Team, Data … initiatives. Key Responsibilities AI & Automation Development Design and implement AI-driven automation solutions using Microsoft Copilot Enterprise, Power Apps, Azure AI services, Python, and OpenAI technologies. Develop and maintain automated workflows to optimise internal processes and improve productivity. Build intelligent assistants, automation scripts, and integrations across business systems. Create reusable ...

AI Engineer (SC Cleared)

Hiring Organisation
Morgan Hunt Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £800 per day
AI Developer (SC Cleared) £700-£800 per day | Inside IR35 | Hybrid (Canary Wharf, London - 1 day per week) Contract until September 2026 + potential extension Morgan Hunt are working in partnership with a leading UK ...

CONTRACT AI BACKEND ENGINEER (OUTSIDE IR35)

Hiring Organisation
Searchability
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £580 per day
assisted software development. This is a unique opportunity for a contractor who is already leveraging tools such as Claude Code, GitHub Copilot, Cursor or OpenAI as part of their daily workflow and wants to work in an environment where AI is genuinely embedded into the engineering culture. … information, please call me on KEY SKILLS AI Engineer, Software Engineer, Senior Developer, C#, .NET, .NET Core, Backend Engineer, Claude Code, GitHub Copilot, Cursor, OpenAI, AI Assisted Development, Contract, Outside IR35 ...

AI Lead

Hiring Organisation
Morgan Hunt Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£725 per day
with stakeholders across the business, you'll combine technical expertise with strong consultancy skills to demonstrate where technologies such as Microsoft Copilot and Azure OpenAI can deliver measurable benefits. What We're Looking For Essential Experience Proven experience applying AI and Large Language Models (LLMs) to document-heavy business processes. … Strong hands-on knowledge of Microsoft 365 Copilot, Azure OpenAI or similar enterprise AI platforms. Experience designing and building lightweight AI prototypes and proof-of-concepts. Strong prompt engineering and workflow automation skills. Experience working with sensitive information and responsible AI frameworks. Excellent analytical skills and the ability to identify ...