1 to 25 of 29 LangChain Jobs in the South East

AI Evangelist

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 per day
Strong grasp of containerization and cloud deployment (Docker, AWS, Azure). Tools & Platforms GitHub Copilot, ChatGPT/GPT-4, Claude for AI-assisted development. LangChain, LlamaIndex for RAG implementations. SonarQube for code security and quality assurance. Jira with AI plugins for agile delivery. Monitoring tools like Datadog and Dynatrace ...

AI Engineer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
teams to deliver high-quality AI solutions Essential Skills & Experience 2-6 years of Python development experience Hands-on experience with Generative AI frameworks (LangChain, LlamaIndex, Haystack) and LLM APIs Knowledge of prompt engineering, vector databases (Pinecone, ChromaDB, FAISS), and model fine-tuning Cloud deployment experience with Docker/Kubernetes ...

Senior ML Engineer

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
translate requirements into robust ML solutions. Who You Are Strong proficiency in Python and experience with PyTorch or TensorFlow . Practical experience with LangChain, LangGraph, AutoGen , or similar LLM/agent frameworks. Skilled in prompt engineering , integrating foundation model APIs, and LLM fine-tuning techniques. Expertise in building RAG systems ...

Mid Senior GenAI Platform Engineer

Hiring Organisation
E.ON
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Kubeflow). Proven experience designing, implementing, and optimising complex RAG pipelines using vector databases (e.g., Pinecone, PGVector). Practical experience with agentic frameworks (e.g., LangChain, LlamaIndex, Langgraph, or custom implementation) and defining tool-use patterns. Demonstrated experience designing complex, multi-tenant platform systems, prioritising reliability, security, and separation of concerns. ...

Product Manager

Hiring Organisation
IQVIA
Location
Reading, England, United Kingdom
measure impact on speed, quality, and cost of clinical trials. Innovative & Experimentation: Stay ahead of the curve on Gen AI and agentic frameworks (e.g., LangChain, Autogen, CrewAI). Evaluate emerging tools and models for integration into the product stack. Process Optimization and Quality Management: Apply Lean and Six Sigma principles ...

Lead AI Engineer

Hiring Organisation
Prolific
Location
Slough, Berkshire, UK
Employment Type
Full-time
strong grasp of the underlying theory behind the models and techniques you use. Bonus Points: Experience with modern LLM orchestration frameworks (e.g., LangChain, LlamaIndex, DSPy, LangGraph). Experience in agentic system design and tool calling (Adk, A2A, MCP, etc...) Prior work on human-in-the-loop systems, data annotation platforms ...

Lead AI Engineer

Hiring Organisation
Prolific
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
strong grasp of the underlying theory behind the models and techniques you use. Bonus Points: Experience with modern LLM orchestration frameworks (e.g., LangChain, LlamaIndex, DSPy, LangGraph). Experience in agentic system design and tool calling (Adk, A2A, MCP, etc...) Prior work on human-in-the-loop systems, data annotation platforms ...

Lead AI Engineer

Hiring Organisation
Prolific
Location
Newport, Isle of Wight, UK
Employment Type
Full-time
strong grasp of the underlying theory behind the models and techniques you use. Bonus Points: Experience with modern LLM orchestration frameworks (e.g., LangChain, LlamaIndex, DSPy, LangGraph). Experience in agentic system design and tool calling (Adk, A2A, MCP, etc...) Prior work on human-in-the-loop systems, data annotation platforms ...

Lead Data Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum
skills. Passion for innovation and ethical, scalable AI. Nice to Have Experience in digital marketing or web development (PHP, HTML, JS). Familiarity with LangChain , RAGAS , or similar frameworks. ...

AI Evangelist

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£850 - £950 per day
Skills Advanced Python and backend languages. Expertise in prompt engineering, fine-tuning, RAG, and agentic design. Familiarity with AI tools (GitHub Copilot, ChatGPT, SonarQube, LangChain, etc.). Understanding of observability, security, and compliance in AI systems. Experience with containerization and cloud deployments. 5 Days on-site in the London Office ...

Generative AI Consultant Engineer

Hiring Organisation
83data
Location
Slough, Berkshire, UK
Employment Type
Full-time
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

Senior Forward Deployed Engineer

Hiring Organisation
Atlassian
Location
Slough, Berkshire, UK
Employment Type
Full-time
development, and deployment of AI/ML-powered solutions tailored to customer needs, leveraging frameworks such as TensorFlow, PyTorch, and agent-based platforms (e.g., LangChain, LlamaIndex). Architect and implement robust application integrations using Python, JavaScript, or similar languages, with a focus on APIs, microservices, and enterprise-scale systems. Drive ...

Machine Learning Engineer

Hiring Organisation
Roke
Location
Romsey, England, United Kingdom
learn.LLM Expertise: Experienced in working with large language models, including prompt engineering, RAG, fine-tuning, agents, evaluation, and safety considerations and frameworks for implementation (LangChain, LangGraph etc...) Research: Reading papers, prototyping, and implementing algorithms (AI or otherwise) MLOps: A strong grasp of CI/CD for models, version control, monitoring ...

Principal AI Engineer

Hiring Organisation
Nscale
Location
Slough, Berkshire, UK
Employment Type
Full-time
agent frameworks, and practical experience orchestrating them in enterprise-grade systems. Proficiency in Python, PyTorch, and modern MLOps/AIOps ecosystems (e.g., LangChain, Ray, Kubeflow, MLflow, Hugging Face). Strong foundation in data management, IAM, governance, and security, with experience embedding these principles into AI lifecycle workflows. Expertise in distributed ...

Agentic AI Engineer

Hiring Organisation
E.ON
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
systems. Strong proficiency in Python and solid software engineering fundamentals. Proven, hands-on experience building and deploying complex workflows using modern agentic frameworks (e.g., LangChain, LangGraph, CrewAI, AutoGen, or equivalent internal frameworks). Practical experience in connecting agents and products to Retrieval-Augmented Generation (RAG) systems, understanding vector stores, chunking ...

Senior AI Engineer

Hiring Organisation
Chambers and Partners
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
insight accuracy. LLM & Machine Learning Application Engineering Design, build, and maintain traditional ML and LLM models and pipelines. Build LLM apps using LangGraph/LangChain: tools/function calling, structured outputs (JSON Schema), agents, and multi-step reasoning. Implement ASR/TTS and multimodal where relevant (e.g., Whisper). Choose ...

AI / ML Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Fargate, Lambda, Step Functions). Build CI/CD pipelines for ML models, agents, and GenAI applications. Deploy LLMs and orchestrate multi-agent systems (LangChain, LangGraph, or custom). Create and maintain data pipelines (Airflow, dbt, Step Functions). Implement monitoring, observability, and automated retraining (CloudWatch, Prometheus, Grafana, MLflow). ...

ML Solutions Architect (Data Agents)

Hiring Organisation
JetBrains
Location
Slough, Berkshire, UK
Employment Type
Full-time
ecosystem, including model architectures and fine-tuning approaches. Hands-on experience with: Prompt engineering and LLM pipeline design, including evaluation. Agentic frameworks such as LangChain, LlamaIndex, LangSmith, smolagents, or an equivalent. Vector databases and retrieval-augmented generation (RAG) patterns. Deploying and scaling LLM-powered applications using APIs (e.g. OpenAI ...

Software engineer - Developer Advocate

Hiring Organisation
Redis
Location
Slough, Berkshire, UK
Employment Type
Full-time
past engagements. Vector Databases and AI: Knowledge of vector databases, Retrieval-Augmented Generation (RAG), and experience in applied AI engineering. Knowledge of frameworks like LangChain, LangGraph, and LlamaIndex. Cloud and On-Premise Experience: Experience working in both cloud-based (AWS, GCP, or Azure) and on-premise service and technology environments. ...

Machine Learning Engineer

Hiring Organisation
Roke
Location
Woking, England, United Kingdom
learn.LLM Expertise: Experienced in working with large language models, including prompt engineering, RAG, fine-tuning, agents, evaluation, and safety considerations and frameworks for implementation (LangChain, LangGrap h etc...)Research: Reading papers, prototyping, and implementing algorithms (AI or oth erwise)MLOps: A strong grasp of CI/CD for models, version ...

Graduate AI Integration Engineer – Employee Experience

Hiring Organisation
SITA
Location
Reading, England, United Kingdom
Data Engineering, or related field. Familiarity with Copilot Studio, Python, REST APIs, and cloud platforms (Azure preferred); exposure to AI/ML libraries (Transformers, LangChain) is a plus. Must obtain your degree by September 2025. Strong problem-solving mindset, eagerness to learn, and ability to communicate technical concepts clearly. Strong ...

Lead AI Engineer

Hiring Organisation
EdAid
Location
Slough, Berkshire, UK
Employment Type
Full-time
rare opportunity to shape the technical core of an entire institution. What we're looking for Essential Experience with Azure OpenAI, OpenAI, LangChain, or similar frameworks Strong Python engineering skills Practical experience building RAG systems, embeddings, vector stores Comfort with cloud architecture (Azure preferred) Ability to move fast, prototype ...

Machine Learning Engineer (0–3 Years Experience)

Hiring Organisation
IT Graduate Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum, OTE
from senior ML engineers, AI researchers, and founders. Freedom to experiment with state-of-the-art models, tools, and frameworks. Modern tech stack (Python, LangChain, Hugging Face, OpenAI API, Pinecone, Kubernetes, etc.). Flexible working — remote-first culture with in-person team sessions for collaboration. Career acceleration — opportunities … Engineer, AI Engineer, Artificial Intelligence, Deep Learning, NLP, Natural Language Processing, Large Language Models, Generative AI, GenAI, Neural Networks, PyTorch, TensorFlow, Hugging Face, OpenAI, LangChain, RAG, Retrieval-Augmented Generation, Python, Data Science, AI Research, MLOps, Data Pipelines, Prompt Engineering, Model Fine-Tuning, Cloud Computing, AWS, Azure, Google Cloud, AI Infrastructure ...

AI Engineer - GraphRAG Specialist

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
engineers to deploy scalable AI solutions. Required Skills Strong experience with GraphRAG or Graph-based RAG architectures. Proficiency in Python and frameworks like LangChain, Semantic Kernel, or similar. Hands-on with graph databases (Neo4j, TigerGraph) and vector DBs (Pinecone, Weaviate, FAISS). Knowledge of LLMs, prompt engineering, and retrieval optimization. ...

C#/.NET Full Stack Engineer

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£46,000 - £70,000 per annum
Core, relational DB experience NoSQL (MongoDB, Cosmos DB) Microservices in Java/JS/TS Experience with LLM/AI integration frameworks (e.g., LangChain) Familiarity with modern design systems Additional Information A flexible benefits package is available to tailor to personal needs Applicants must have valid UK work authorisation This ...