Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
NumPy, or Spark. At least 2 years' experience with machine learning, deep learning, or AI systems. Familiarity with key libraries and frameworks such as TensorFlow, Scikit-learn, PyTorch, Transformers, LangChain, BeautifulSoup, and OpenCV. Experience with AI APIs and platforms (e.g., OpenAI, Bedrock, Gemini, Anthropic). Knowledge of cloud infrastructure (ideally AWS), Kubernetes, and relevant SDKs (e.g., boto3, confluent-kafka). More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
medical SME teams to refine requirements and ship weekly increments. Champion best practices in testing, secure data handling (NHS DSPT), and GDPR compliance. Tech you’ll use Python, FastAPI, LangChain/LlamaIndex, PostgreSQL + PGVector, Redis, Pinecone/Weaviate, Vertex AI, Cloud Run, Docker, Terraform, Prometheus/Grafana, GitHub Actions What we’re looking for Master’s degree in Computer More ❯
Haywards Heath, England, United Kingdom Hybrid / WFH Options
First Central
services or insurance sectors advantageous. Familiarity with AzureML, Databricks, related Azure technologies, Docker, Kubernetes, and containerization is advantageous. Advanced proficiency in Python, and familiarity with AI frameworks such as LangChain Skilled in designing and operationalising AI Ops frameworks within cloud-based production environments. Exceptional communication skills, clearly articulating technical concepts to diverse stakeholders. Excellent organisational, time management, and prioritisation skills. More ❯
Haywards Heath, Sussex, United Kingdom Hybrid / WFH Options
First Central Services
services or insurance sectors advantageous. Familiarity with AzureML, Databricks, related Azure technologies, Docker, Kubernetes, and containerization is advantageous. Advanced proficiency in Python, and familiarity with AI frameworks such as LangChain Skilled in designing and operationalising AI Ops frameworks within cloud-based production environments. Exceptional communication skills, clearly articulating technical concepts to diverse stakeholders. Excellent organisational, time management, and prioritisation skills. More ❯
Staines-upon-Thames, England, United Kingdom Hybrid / WFH Options
IFS
solutions to production, including scoping, design, development, testing, deployment, and vigilant monitoring. Expertise in C#, Python, and the tools and libraries that make AI magic happen like Semantic Kernel, Langchain/LangGraph, Keras, TensorFlow, Pytorch, etc. Experience in creating and delivering multi-tenant cloud solutions at scale using Docker, Kubernetes and Cloud services. Experience with Azure stack will be an More ❯
Crawley, Sussex, United Kingdom Hybrid / WFH Options
Rentokil Initial plc
in Python-based AI/ML development using frameworks like TensorFlow, PyTorch, and Scikit-learn. LLM Orchestration and Development Expertise in building LLM-powered applications using frameworks such as LangChain and LangGraph, including prompt engineering, fine-tuning, and workflow orchestration. Skilled in integrating LLMs with structured data systems (e.g., SQL databases, BigQuery) to enable natural language querying and advanced analytics. More ❯
Crawley, England, United Kingdom Hybrid / WFH Options
Manor Royal Business District
in Python-based AI/ML development using frameworks like TensorFlow, PyTorch, and Scikit-learn. LLM Orchestration and Development Expertise in building LLM-powered applications using frameworks such as LangChain and LangGraph, including prompt engineering, fine-tuning, and workflow orchestration. Skilled in integrating LLMs with structured data systems (e.g., SQL databases, BigQuery) to enable natural language querying and advanced analytics. More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
shipping LLM-based products (GPT, Llama, Mistral, or similar) or conversational AI systems into production. Deep knowledge of modern ML/NLP frameworks (PyTorch, TensorFlow, JAX) and orchestration stacks (LangChain, LlamaIndex, vector databases). Proven track record driving AI governance, model risk management, and compliance within regulated sectors (healthcare, med-tech, pharma, fintech, etc.). Strong leadership & mentorship skills; comfortable More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Futuria
Augmented Generation (RAG), and graph databases Familiarity with multi-agent LLM systems and agentic platforms (e.g., AutoGen, CrewAI), and experience deploying LLM-based applications Experience with tools such as LangChain, LangSmith, or Chainlit Exposure to event-driven architectures, asynchronous processing, and tools like Celery or Kafka Familiarity with CI/CD pipelines, Docker, and DevOps workflows Experience designing or integrating More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Uniting Cloud
AI Engineer The role is building AI based automation into back-office administration tasks. You'll be working with GenAI and Agentic AI, lots of AWS, NodeJS, Python, HuggingFace, LangChain, RAG techniques, interfacing with diverse data sets. The opportunity Work at the forefront of the industry. It's exciting, competitive, fast paced and challenging of course! You'll have the More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Anson McCade
augmented generation (RAG) systems using tools like Pinecone, FAISS, Chroma, or PostgreSQL. Develop infrastructure to support short- and long-term memory in autonomous agents. Work with AI orchestration frameworks (LangChain, LangGraph, CrewAI) to ensure reliable data integration and observability. Optimize data workflows for performance, cost-efficiency, and latency. Maintain strong data governance, access control, and compliance practices. Tech Stack: Languages … SQL Cloud: Google Cloud Platform (BigQuery, Dataflow, Vertex AI, Cloud Run, Pub/Sub) Databases: PostgreSQL, BigQuery, Pinecone, FAISS, Chroma Tools: dbt, Airflow, Terraform, Docker, GitHub Actions AI Frameworks: LangChain, LangGraph, LangFlow, CrewAI, OpenAI APIs What We’re Looking For: Strong experience building and maintaining data systems on GCP Direct experience working on Google projects Experience with Agentic AI Proficiency More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
software through AI. You’ll work closely with a former FAANG engineering lead who spent over a decade building LLM-based dev tools, using a stack that includes Python, LangChain, RAG, Rust, and Kubernetes. They’re looking for engineers with: A STEM degree (BSc or higher) from a top ranked university 3+ years of Python experience and exposure to Go More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Block MB
you a good overview of what is on offer) Backend: Ruby on Rails, PostgreSQL, Sidekiq, Redis, AWS Frontend: Turbo/Hotwire, Phlex, AlpineJS, TailwindCSS AI/LLM: OpenAI, Claude, LangChain (or equivalents) Infra: Docker, Terraform, GitHub Actions, CloudWatch What You’ll Do Write clean, well-tested code across the stack with a product-focused mindset Own feature development end to More ❯
Reading, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Framework Core . Understanding of web accessibility and development best practices. Bonus Skills: Experience with NoSQL databases (e.g., MongoDB, Cosmos DB). Exposure to AI/LLM integrations (e.g., Langchain or similar tools). Working knowledge of design systems , such as the GOV.UK Design System . Why Join? Work on meaningful digital products that impact lives. Join a collaborative team More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Falcon Smart IT (FalconSmartIT)
Title: Data Scientist Location: London, UK (Hybrid) Job Type: Permanent Job Description: Experience: Minimum of 8+ years. Skilled Required: LLM, RAG, Finetuning, NLP, Text Summarisation, ML, Feature Engineering Llamaindex, LangChain, LangSmith Vector DB, Vector Search, FAISS Embeddings Experience with OCR, layout models PDF and text file parsing, along with various other file types Experience with REST API More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Switch Tech Talent
Role: Senior AI Engineer (x2) Location: Shoreditch, London (hybrid - 3 days per week) Salary: £80,000 - £110,000, plus benefits (below) Key Skills: Python, AI/LLMs, LangChain/LangGraph, AI Agents, AWS Industry: B2B SaaS Start-up A fast-growing B2B SaaS start-up is looking for a talented Senior AI Engineer to set up and co-lead the … re looking for: AI/ML or LLM-based development in a fast-paced start-up environment. Built and deployed production-grade agentic systems Hands-on experience with PydanticAI, LangChain, LangGraph, or similar agent orchestration tools. Strong understanding of LLM evaluation, prompt design, and techniques for tuning models to domain-specific tasks. Deep understanding of large language models (LLMs), including More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Burns Sheehan
with Node.js, Express, RESTful APIs or GraphQL Experience building production-grade applications and designing clean data models (SQL/NoSQL) Bonus Points For: Familiarity with AI/LLM tools (LangChain, Vercel AI SDK, OpenAI APIs) Experience building real-time apps (e.g., WebSockets) Understanding of authentication/authorization flows in web apps Knowledge of financial services, fintech, or enterprise-grade products More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Userled
AI Fullstack Product Engineers - Userled - 80-100K + Bens + Equity - London Hybrid (3 days in the office) Userled is reinventing B2B marketing with Generative AI Marketing early stage start-up, helping enterprise teams reach high-intent buyers through More ❯
Maidstone, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
both SaaS and AI/LLM components Integrate and optimize LLMs (e.g., OpenAI , Gemini ) through prompt engineering and API orchestration Implement multi-step AI workflows using frameworks such as LangChain Design and optimize relational databases, particularly MySQL Develop type-safe RPC endpoints using tRPC for seamless frontend-backend communication Rapidly adapt to a modern development stack and contribute to high … and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality features in a dynamic, fast-paced environment Preferred Qualifications Experience deploying and fine-tuning custom AI models Background in developing More ❯
Basingstoke, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
both SaaS and AI/LLM components Integrate and optimize LLMs (e.g., OpenAI , Gemini ) through prompt engineering and API orchestration Implement multi-step AI workflows using frameworks such as LangChain Design and optimize relational databases, particularly MySQL Develop type-safe RPC endpoints using tRPC for seamless frontend-backend communication Rapidly adapt to a modern development stack and contribute to high … and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality features in a dynamic, fast-paced environment Preferred Qualifications Experience deploying and fine-tuning custom AI models Background in developing More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
both SaaS and AI/LLM components Integrate and optimize LLMs (e.g., OpenAI , Gemini ) through prompt engineering and API orchestration Implement multi-step AI workflows using frameworks such as LangChain Design and optimize relational databases, particularly MySQL Develop type-safe RPC endpoints using tRPC for seamless frontend-backend communication Rapidly adapt to a modern development stack and contribute to high … and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality features in a dynamic, fast-paced environment Preferred Qualifications Experience deploying and fine-tuning custom AI models Background in developing More ❯
Guildford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
both SaaS and AI/LLM components Integrate and optimize LLMs (e.g., OpenAI , Gemini ) through prompt engineering and API orchestration Implement multi-step AI workflows using frameworks such as LangChain Design and optimize relational databases, particularly MySQL Develop type-safe RPC endpoints using tRPC for seamless frontend-backend communication Rapidly adapt to a modern development stack and contribute to high … and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality features in a dynamic, fast-paced environment Preferred Qualifications Experience deploying and fine-tuning custom AI models Background in developing More ❯
Dartford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
both SaaS and AI/LLM components Integrate and optimize LLMs (e.g., OpenAI , Gemini ) through prompt engineering and API orchestration Implement multi-step AI workflows using frameworks such as LangChain Design and optimize relational databases, particularly MySQL Develop type-safe RPC endpoints using tRPC for seamless frontend-backend communication Rapidly adapt to a modern development stack and contribute to high … and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality features in a dynamic, fast-paced environment Preferred Qualifications Experience deploying and fine-tuning custom AI models Background in developing More ❯
Oxford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
both SaaS and AI/LLM components Integrate and optimize LLMs (e.g., OpenAI , Gemini ) through prompt engineering and API orchestration Implement multi-step AI workflows using frameworks such as LangChain Design and optimize relational databases, particularly MySQL Develop type-safe RPC endpoints using tRPC for seamless frontend-backend communication Rapidly adapt to a modern development stack and contribute to high … and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality features in a dynamic, fast-paced environment Preferred Qualifications Experience deploying and fine-tuning custom AI models Background in developing More ❯