76 to 95 of 95 OpenAI Jobs in the UK

Senior Java Developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £120,000 per annum
Goldman Sachs, Boston Consulting Group, McKinsey, UBS and more. They are are backed by huge investors and work with partners such as Mastercard, Stripe, OpenAI to make sure they leverage latest technology in all their products.They are looking for an experienced Senior Java Developer, predominantly on version 21 with PostGres ...

Laravel PHP Developer

Hiring Organisation
Hays
Location
Worksop, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£50,000
version control Ability to write clean, maintainable, and well-tested code API integration experience (RESTful APIs) Desirable skills: Experience with AI tools (e.g. OpenAI, ChatGPT) Working knowledge of Windows Server environments and Apache Familiarity with Agile principles and project tracking tools Basic understanding of UI/UX principles Hays Specialist ...

Recruitment Consultant - UK AI Software Market

Hiring Organisation
Cubiq Recruitment
Location
Manchester Area, United Kingdom
most prominent AI labs globally, as well as early-stage companies founded by leaders coming out of organisations such as Google DeepMind, Anthropic, OpenAI, Meta, and IBM. Most of our work has historically come through word of mouth, built on long-term relationships and the quality of work we deliver. ...

Compiler Engineer

Hiring Organisation
Platform Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £150000/annum
interest in HPC, GPGPU or cutting-edge Compilers? Are you interested in working for a team who have produced multiple engineers at early OpenAI? Would you be interested in disrupting the entire AI boom? This team, run by some of the world's leaders in compiler optimisation, CUDA and C++ ...

Java Developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Soho, London, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
Revolut, Goldman Sachs, Boston Consulting Group, McKinsey, UBS and more. They are backed by huge investors and work with partners such as Mastercard, Stripe, OpenAI to make sure they leverage latest technology in all their products.They are looking for an experienced Senior Java Developer, predominantly on version 21 with PostGres ...

Lead Java Developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Soho, London, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 per annum
Revolut, Goldman Sachs, Boston Consulting Group, McKinsey, UBS and more. They are backed by huge investors and work with partners such as Mastercard, Stripe, OpenAI to make sure they leverage latest technology in all their products.They are looking for an experienced Senior Java Developer, predominantly on version 21 with PostGres ...

Graduate Sales Development Representative

Hiring Organisation
Celsius Graduate Recruitment
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
innovative AI companies in Europe? Our client is a cutting-edge AI start-up backed by Tier 1 investors and industry leaders from DeepMind, OpenAI, and Datadog. Theyre transforming how inventors, scientists, and R&D teams manage intellectual property (IP) using AI-driven tools that accelerate patent searches, filings ...

Full Stack Developer

Hiring Organisation
Ripple
Location
Gainsborough, Lincolnshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £45000/annum
powered features that enhance site functionality and automation. If you are a developer who is naturally curious about emerging technologies like OpenAI and Claude, you will find a lot of space to grow here. The Technical Stack WordPress Mastery : Strong experience with custom themes, ACF and Gutenberg. PHP and Laravel ...

AI Engineer

Hiring Organisation
Paydock
Location
Greater Manchester, England, United Kingdom
will work closely with product, engineering, and operations teams to embed AI capabilities across Paydock’s platform and internal processes using tools such as OpenAI, Anthropic, and other third-party AI APIs. Key Responsibilities Integrate AI APIs (e.g., OpenAI, Claude, Hugging Face APIs) into internal tools and customer-facing applications. … prompt engineering and chaining logic for AI-based tasks. Background in backend engineering (Python, NodeJS, or similar). Familiarity with tools like LangChain, OpenAI API, Pinecone, or similar . A problem-solver mindset—focused on delivering tangible outcomes using AI. Comfortable working in a fast-paced, agile environment. Excellent communication ...

AI Technical Architect

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550 per day
Responsibilities Architecture & Governance: Lead the design and deployment of on-premises, hybrid, and cloud-native AI solutions. GenAI Implementation: Hands-on deployment of Azure OpenAI, Vector Databases, and RAG patterns. Data Engineering: Oversee large-scale data processing using Python and PySpark to support AI model fine-tuning. Leadership: Manage technical … deliver upskilling sessions to the customer. Stakeholder Management: Gain consensus on complex technical roadmaps with diverse client groups. Technical Skills & Experience Core AI: Azure OpenAI, Prompt Engineering, Cognitive Search, Form Recognizer. Data/Coding: Expert-level Python, PySpark, and Vector DB integration. Ops: Practical knowledge of MLOps and LLMOps lifecycles. ...

Applied AI Engineer - GenAI Consulting

Hiring Organisation
Harnham
Location
London Area, United Kingdom
tech. From hedge funds to energy and health-tech, their projects are diverse and technically challenging. With strong client demand and deep partnerships (including OpenAI), the team is scaling fast across the UK, Singapore, and Australia. As a Senior Applied AI Engineer, you’ll take ownership of designing and deploying … teams Key Details Salary : £100,000–£130,000 + benefits Working model : Hybrid (3 days/week in London office) Tech stack : Python, LLMs (OpenAI/Claude), Docker, CI/CD, microservices, AWS If you're a strong backend or platform engineer passionate about GenAI and excited to ship high ...

AI Developer/Engineer

Hiring Organisation
Damia Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £650 per day
technical people. What you will bring to the team Fine-tune Large Language Models (LLMs) and other generative architectures. Optimise pre-trained models (OpenAI, Anthropic, or open-source LLMs) for business use cases using prompt engineering and reinforcement learning. Experiment with model configurations to balance performance, cost, and scalability. Build … principles and AI ethics Knowledge of data safety in LLM usage Experience with: AWS: boto3, Bedrock, SageMaker, Lambda, S3, EC2 Azure: Azure OpenAI Service, Cosmos DB Retrieval-Augmented Generation (RAG), Graph RAG Embedding models and LLM training fundamentals Damia Group Limited acts as an employment agency for permanent recruitment ...

Prompt Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
chaining and multi-turn orchestration patterns for complex workflows (reasoning, planning, tool use, and validation). Build LLM-powered features on Azure (e.g., Azure OpenAI, Azure Functions). Utilize and manage RESTful APIs/SDKs to integrate model calls within web services, back-end jobs, and enterprise applications. Design …/tool calling, safety filters). Understanding Prompt Injection and other security aspects of AI. Practical experience deploying LLM solutions on Azure (e.g., Azure OpenAI, Azure Functions, App Service, Key Vault). Proficiency with REST APIs and JSON; integrating LLM calls into applications/services using Python or C# (Node.js ...

LLM Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
state-of-the-art computer vision technologies. Key responsibilities include: Developing and scaling robust LLM-powered applications using a variety of APIs, including OpenAI, Anthropic, and Gemini. Implementing and managing multi-API workflows using tools like LiteLLM to ensure flexibility and resilience. Building sophisticated Retrieval-Augmented Generation (RAG) systems, leveraging … . Expert-level proficiency in Python and deep learning frameworks, particularly PyTorch. Proven experience building and deploying applications with LLM APIs such as OpenAI , Anthropic , Gemini , and DeepSeek . Hands-on experience with the full RAG pipeline, including vector embeddings , rerankers , and data indexing in databases like MongoDB. Practical knowledge ...

Data Engineer/Architect

Hiring Organisation
Addition
Location
Altrincham, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum
Factory, Functions and Logic Apps Working hands-on with Python and SQL to transform, enrich and analyse large datasets Creating AI-driven solutions using OpenAI APIs, including intelligent automation and post-sales call auditing Partnering with analysts, product leaders and data specialists to align data architecture with business goals Monitoring … experience with Azure data services (Data Factory, Synapse, Data Lake, Functions, Logic Apps) Power BI data modelling and dashboard development expertise Practical experience using OpenAI APIs or similar AI/ML services Deep understanding of data warehousing concepts and architectures Confident communicator with strong analytical and problem-solving skills What ...

Business Analyst

Hiring Organisation
Horwich Farrelly
Location
Salford, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Job Title: Business Analyst – HighFive (Tech Subsidiary of HF) Location: Manchester (Hybrid Working/Remote) Contract: Permanent About HighFive HighFive, the tech-focused subsidiary of HF, a UK based law firm, is redefining the insurance ...

Cybersecurity Specialist

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day
client is at the forefront of AI adoption; you will be the technical lead ensuring that these powerful technologies from AWS Bedrock to Azure OpenAI are implemented with world-class security standards. Core Requirements (Non-Negotiable): Network Encryption: Master Proficiency is required. You must have deep expertise in securing data … Innovative Strategy: Develop and implement security strategies that enhance application security while enabling AI adoption. Security Governance: Translate platform-specific risks (AWS Bedrock, Azure OpenAI) into actionable engineering patterns and governance controls. Assessments & Audits: Conduct regular security assessments and audits to identify vulnerabilities across the AI and data landscape. Cross ...

Cybersecurity Specialist

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
client is at the forefront of AI adoption; you will be the technical lead ensuring that these powerful technologies from AWS Bedrock to Azure OpenAI are implemented with world-class security standards. Core Requirements (Non-Negotiable): Network Encryption: Master Proficiency is required. You must have deep expertise in securing data … Innovative Strategy: Develop and implement security strategies that enhance application security while enabling AI adoption. Security Governance: Translate platform-specific risks (AWS Bedrock, Azure OpenAI) into actionable engineering patterns and governance controls. Assessments & Audits: Conduct regular security assessments and audits to identify vulnerabilities across the AI and data landscape. Cross ...

AI Automation Engineer

Hiring Organisation
Besque
Location
Manchester Area, United Kingdom
automation architectures with logging, monitoring, and error handling Develop custom nodes or scripts when required (JavaScript/Python) AI & LLM Automation Integrate AI models (OpenAI, Claude, etc.) into workflows Build intelligent agents for data extraction, routing, classification, and decision workflows Implement prompt engineering, function-calling logic, and vector database usage … willingness to convert) Proficiency working with REST APIs, OAuth, and webhooks Ability to design complex, multi-step workflows Experience integrating AI/LLM APIs (OpenAI, Anthropic, etc.) Understanding of prompt engineering & function-based task design Strong analytical and problem-solving skills Ability to collaborate with non-technical teams and convert ...

GTM Lead

Hiring Organisation
Opto Talent
Location
City of London, London, United Kingdom
Key Points GTM Lead position Working within the fintech sector specifically within an incredible AI start-up! Company has recently raised a huge amount in Series A and are looking to break the £100M ARR ...