1 to 25 of 35 OpenAI Jobs in the South East

Azure AI Developer

Location
Reading, England, United Kingdom
Building modern full-stack solutions using technologies such as React, Node.js, .NET/C#, Python and FastAPI . Integrating Microsoft AI technologies including Azure OpenAI, Azure AI Foundry, Foundry Agents and Azure AI Search . Building LLM-powered applications, RAG architectures, agentic workflows and MCP integrations . Deploying secure ...

Senior AI Developer

Location
Reading, Berkshire, United Kingdom
patterns and MCP integrations. Work directly with customers to shape requirements and translate them into working software. Integrate Azure AI services such as Azure OpenAI, Cognitive Services, Azure ML and AI Search. Provide technical leadership, ensuring engineering rigour, code quality and best practice. Support pre-sales activity through prototyping, research ...

Artificial Intelligence Engineer

Location
Wokingham, England, United Kingdom
databases and technologies such as Pinecone, Weaviate, FAISS, or Azure AI Search. Experience building and supporting Retrieval-Augmented Generation (RAG) solutions. Experience working with OpenAI and other modern AI platforms. Expertise in prompt engineering, prompt evaluation, and optimisation techniques. Experience developing real-time AI and audio-processing pipelines. Experience deploying ...

AI Engineer

Hiring Organisation
Halian Technology Limited
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Permanent
databases and technologies such as Pinecone, Weaviate, FAISS, or Azure AI Search. Experience building and supporting Retrieval-Augmented Generation (RAG) solutions. Experience working with OpenAI and other modern AI platforms. Expertise in prompt engineering, prompt evaluation, and optimisation techniques. Experience developing real-time AI and audio-processing pipelines. Experience deploying ...

Data Science Consultant

Hiring Organisation
Vbeyond
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Python, SQL, and modern data science toolsets. Machine Learning and Predictive Analytics. Generative AI, LLMs, RAG, and Agentic AI frameworks. Azure AI Foundry, Azure OpenAI, Azure Machine Learning, Databricks, or equivalent cloud platforms. Data visualisation and storytelling tools such as Power BI. MLOps and model lifecycle management. Preferred Qualifications Experience ...

Software Engineer (Mid-Level)

Hiring Organisation
Visa
Location
Reading, Berkshire, UK
Employment Type
Full-time
transactions and ensuring a reliability of 99.9999% and beyond. The Work itself: Build Agentic Solutions using world's most advanced LLM models from Anthropic, OpenAI and others Build Deep Learning solutions using AI/ML Platforms for real time transactions at a scale of 100K+ TPS and for peta bytes ...

AI Engineer

Hiring Organisation
SER Limited
Location
Woking, Surrey, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum Great Opportunity
customer problems Desirable Experience Experience with some of the following would be advantageous: Microsoft Azure/Azure AI Microsoft Copilot/Copilot Studio Azure OpenAI OpenAI APIs Python PowerShell Power Automate Machine Learning RAG (Retrieval-Augmented Generation) AI agents and automation API integrations Microsoft 365 Cybersecurity and AI governance What ...

AI Full Stack Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£350.00 - £388.00 per day
hours/week Rate: 291 PAYE/388 Umbrella Core Technical Stack Programming & APIs: Python, RESTful API development, JSON Schema, Pydantic. AI & LLMs: Gemini, OpenAI, Claude. Frameworks & Orchestration: Google ADK, LangChain, LangGraph. Data & Search: AWS OpenSearch (Indexing and Vector embeddings - Highly emphasized ), Database Architecture (Intermediate). Infrastructure: Public Cloud ...

Senior AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £120,000 per annum
Engineer will have the following skills and experience: Strong commercial experience building LLM or NLP-based systems Hands-on experience with platforms such as OpenAI, Claude, Gemini, Cohere, Mistral, or Hugging Face Expertise in fine-tuning techniques, including supervised fine-tuning and prompt optimisation Strong understanding of RLHF, RLAIF ...

AI Cybersecurity Engineer

Hiring Organisation
Agilent Technologies
Location
Polegate, East Sussex, United Kingdom
Salary
£ 70 K
with AI threat modeling, model security, prompt injection risks, data leakage protections, model integrity, and AI supply chain security.Experience working with Azure AI Services, OpenAI, Microsoft Copilot, AWS AI services, Google Vertex AI, or similar platforms.Knowledge of NIST AI Risk Management Framework (AI RMF), NIST Cybersecurity Framework ...

Senior Prompt Engineer - AI - Full-time

Location
Reading, England, United Kingdom
with AI orchestration frameworks such as LangChain and LlamaIndex. Hands-on experience with prompt evaluation and monitoring tools, such as LangSmith, Fiddler, InspectAI, and OpenAI Evals. What's Offered Competitive salary of £55,000–£60,000. Permanent position with equity partnership in the business. Flexible, hybrid working environment based ...

Full Stack Engineer

Hiring Organisation
Response Informatics
Location
South East London, London, United Kingdom
Employment Type
Contract
engineering, operational excellence, and platform automation. AI, Generative AI & Machine Learning Expertise in Generative AI, Machine Learning, Deep Learning, and Agentic AI solutions using OpenAI, Azure OpenAI, Anthropic, Gemini, Llama, Mistral, HuggingFace, and emerging AI platforms. Hands-on experience with AI orchestration and agent frameworks including LangChain, LangGraph, Semantic Kernel ...

AI/ML Security Architect

Location
Reading, England, United Kingdom
architecture background combined with genuine AI/LLM security experience. Exposure to technologies such as GCP/Vertex AI/Gemini, AWS Bedrock, Azure OpenAI, Anthropic Claude or LangChain/LangGraph would be particularly relevant. This is a cutting-edge opportunity which will shape how AI is securely adopted across ...

Full Stack Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
work every day, you follow the space closely, and you have opinions about what works Experience building with or integrating LLM APIs (Anthropic, OpenAI, etc.) - or personal projects that prove the interest is real The ability to thrive in a small team where you'll wear more than ...

SC Cleared Lead AI Engineer (AI adoption & Governance)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
scale production systems, sufficient to embed within delivery teams and be credible on their stack. Model access and platform routes e.g., AWS Bedrock, Azure OpenAI, AI/MCP Gateways, model routing, authentication, and cost optimisation Structured evaluation of tools or techniques, e.g., defining clear hypotheses, baselines, success criteria, and candid ...

AI Economics & FinOps Lead

Hiring Organisation
WTW
Location
Surrey, United Kingdom
Employment Type
Full Time
Working knowledge of LLM/GenAI pricing structures (input/output token pricing, context caching, batch vs. real-time discounts) across major providers (Azure OpenAI, Anthropic, etc.) Experience with token usage monitoring or metering tools Familiarity with performance optimisation practices, such as instance rightsizing, workload optimisation, and model inference efficiency. ...

Lead Prompt Engineer for Scalable AI Workflows

Location
Reading, England, United Kingdom
5+ years in software engineering with 2+ years in production prompt engineering, expert Python/Java, and hands-on use of LangChain, LangSmith, and OpenAI Evals. Hybrid UK-based position with equity. #J-18808-Ljbffr ...

Python Software Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £500.00 per day
support a customer with building an AI Chatbot using Python and LlamaIndex. Key Technologies: Python 3.12+ LlamaIndex/RAG Azure AI Foundry/OpenAI Typesense/Vector Search PostgreSQL/Pydantic Plotly Dash Key Duties: Develop and enhance production-grade Python AI applications and chatbot capabilities. Build and improve ...

Agentic AI Architect

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
have experience in handling big teams. You will lead a small, high-output agentic engineering pod migrating AWS Lambda applications to Azure. Inspired by OpenAI’s Harness Engineering model, your primary job is not writing code — it is designing the harness: the scaffolding, constraints, and feedback loops that let Claude ...

FinOps Lead AI

Hiring Organisation
Client Server
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
instance rightsizing, workload optimisation and model inference efficiency You have a working knowledge of LLM/GenAI pricing structures across major providers (e.g. Azure OpenAI, Anthropic etc.) You have an understanding of Azure Cost Management, cost allocation and tagging, forecasting and budgeting and commitment based discount management You have experience ...

Senior Data Scientist

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £450.00 per day
operations and deliver under tight deadlines. Cloud & BI Stack: Practical exposure to GCP (BigQuery), Airflow, or Looker . AI Tooling: Familiarity with Claude Code, OpenAI, Cursor , or agentic workflows to accelerate delivery. Compliance & Domain: Prior experience with FCA reporting, DSARs, or time-sensitive regulatory data pulls. London Hybrid Working Model ...

Staff Software Engineer

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent
experience with enterprise/SaaS web platforms using microservices and micro-frontends, covering performance (Core Web Vitals, rendering, code splitting, CDN), API integration (REST, OpenAI, Bedrock), and service scalability/resilience. Expertise in LLM-powered web system design (state, caching, guardrails, observability) and strong communication skills for mentoring engineers ...

Python Developer - AI / LLM Platform

Hiring Organisation
Ncounter
Location
Reading, Berkshire, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
commercial Python development experience, ideally including FastAPI and strong asynchronous Python • Strong PostgreSQL/SQL experience alongside SQLAlchemy or SQLModel • Production experience integrating OpenAI, Azure OpenAI or comparable LLM APIs • Docker, Kubernetes/OpenShift, CI/CD and automated testing with pytest • Experience supporting and improving large, established production codebases ...

Senior AI Consultant - Agentic AI & Generative AI

Location
Brighton, England, United Kingdom
Channels, Flask and RESTful APIs. Databases and storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud and DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex AI, Cloud Run), Docker, GitHub Actions, Azure DevOps, RBAC and cost controls. Solid software engineering fundamentals: Clean Code (SOLID, DRY), DDD, modular … architecture, TDD and code quality tooling. Desirable: RAG pipelines, MCP, LLM integration (OpenAI, Gemini, Hugging Face models), LangSmith, TruLens, and agentic frameworks such as LangChain, CrewAI, Autogen, OpenAI Agents and Google ADK. You won’t need every technology on this list. A strong engineering foundation, a good cross-section ...

Lead AI Agent Engineer

Location
Wokingham, England, United Kingdom
background in building agentic AI applications and workflows. The ideal candidate will have proven expertise in utilizing Large Language Models (LLMs) such as Claude, OpenAI's GPT series, Google Gemini, and other similar technologies to design, develop, and deploy intelligent systems that can reason, act, and learn. Experience with frameworks … like Crew AI, OpenAI Agent SDK, or Langgraph tool set for orchestrating multi-agent systems is highly valued. You will be a key player in our AI team, responsible for driving the technical architecture and implementation of our next-generation AI products, taking AI/LLM models from prototype ...