1 to 25 of 37 LangChain Jobs in the South East

Full Stack Engineer

Hiring Organisation
Response Informatics
Location
South East London, London, United Kingdom
Employment Type
Contract
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, LlamaIndex, CrewAI, and AutoGen. Strong knowledge of Prompt Engineering, RAG, Vector Databases (Pinecone, Weaviate, Chroma, FAISS, Azure AI Search), Model Fine-Tuning ...

Senior Software Engineer

Hiring Organisation
Visa
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
gain hands-on experience with cloud platforms, AI technologies, middleware systems, and modern engineering practices Core Technologies Python Java Go AI - LLM Frameworks (LangGraph, LangChain, Agent Frameworks) AWS - GCP - Azure Kubernetes - Docker Terraform - Ansible Jenkins Prometheus - Grafana - Splunk Kafka - Flink Spring Boot Tomcat IBM MQ DataPower Linux - Unix What ...

Senior Software Engineer

Hiring Organisation
Visa
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
Europe, India, and SingaporeContinuous learning – gain hands-on experience with cloud platforms, AI technologies, middleware systems, and modern engineering practicesCore TechnologiesPythonJavaGoAI - LLM Frameworks (LangGraph, LangChain, Agent Frameworks)AWS - GCP - AzureKubernetes - DockerTerraform - AnsibleJenkinsPrometheus - Grafana - SplunkKafka - FlinkSpring BootTomcatIBM MQDataPowerLinux - UnixWhat You'll DoBuild Production-Grade SoftwareDesign and develop scalable automation platforms ...

Remote Senior Software Engineer

Hiring Organisation
Provenir
Location
Milton keynes, United Kingdom
scope and impact of your work Although not essential, it would be great if you have practical experience with: ● Experience with Spring AI, LangChain, LangGraph, LlamaIndex, or similar AI application frameworks ● Familiarity with modern front-end technologies (such as React and Next.js). ● Python ● Kubernetes, Docker and CI/ ...

Remote Senior Software Engineer

Location
Ringwood, Hampshire, United Kingdom
scope and impact of your work Although not essential, it would be great if you have practical experience with: Experience with Spring AI, LangChain, LangGraph, LlamaIndex, or similar AI application frameworks Familiarity with modern front-end technologies (such as React and Next.js). Python Kubernetes, Docker and CI/ ...

Lead AI Engineer

Hiring Organisation
Hackajob Ltd
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
technologies. Requirements Experience AI Orchestration & Development: Expert-level experience building complex LLM-powered systems and multi-agent workflows using frameworks like LangGraph, LangChain, AutoGen, or ADK. Artificial Intelligence & Machine Learning: Deep practical understanding of machine learning algorithms, natural language processing (NLP) techniques, and the optimization of large language models ...

Senior AI Consultant - Agentic AI & Generative AI

Location
Brighton, England, United Kingdom
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 ...

Principal Data Scientist - AI, MLOps & GenAI Lead

Hiring Organisation
Hackajob Ltd
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
technologies. Requirements Experience AI Orchestration & Development: Expert-level experience building complex LLM-powered systems and multi-agent workflows using frameworks like LangGraph, LangChain, AutoGen, or ADK. Artificial Intelligence & Machine Learning: Deep practical understanding of machine learning algorithms, natural language processing (NLP) techniques, and the optimization of large language models ...

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
/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 (GCP, AWS, or Azure), containerization, CI/ ...

Senior AI Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
machine learning engineering experience 2+ years building and deploying GenAI/LLM applications in production Strong Python development skills Hands-on experience with LangGraph, LangChain, LlamaIndex, CrewAI or similar Experience with AWS, particularly Bedrock, Lambda, ECS, EKS or SageMaker Strong understanding of RAG, agentic AI and multi-agent architectures Experience ...

Senior AI Engineer (BioTech/Pharma)

Location
Oxford, England, United Kingdom
Senior Python engineer with strong production software engineering experience. Commercial experience building LLM, agentic AI or multi-agent systems. Hands‐on experience with LangGraph, LangChain, Haystack or similar frameworks. Proven ability to deploy AI/ML systems into production environments. Strong knowledge of inference, latency, performance, data pipelines, memory ...

Lead Data Scientist - AI

Location
Crawley, England, United Kingdom
technologies. Requirements Experience AI Orchestration & Development Expert-level experience building complex LLM-powered systems and multi-agent workflows using frameworks like LangGraph, LangChain, AutoGen, or ADK. Artificial Intelligence & Machine Learning Deep practical understanding of machine learning algorithms, natural language processing (NLP) techniques, and the optimization of large language models ...

AI Engineer - Semantic Layer & Agentic AI

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £700.00 per day
metadata-driven architectures Experience with RAG, vector databases and modern AI frameworks Exposure to AWS, Azure or GCP Desirable: Neo4j or graph database experience LangChain, LangGraph or LlamaIndex Databricks, Snowflake or modern data platforms Agentic AI and AI platform engineering ...

[Remote] Senior Software Engineer (Python)

Hiring Organisation
Provenir
Location
Chichester, West Sussex, UK
committed to maintaining excellent code quality standards ● Experience with software development life cycle from requirements gathering to deployment ● Experience with Spring AI, LangChain, LangGraph, LlamaIndex, or similar AI application frameworks ● Familiarity with modern front-end technologies (such as React and Next.js). ● Python ● Initial chat. This would be with ...

AI Engineer - LLM & Agentic Systems

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £650.00 per day, Negotiable
delivery end-to-end - from initial exploration through to production deployment, integration and ongoing iteration. Working with MCP-style architectures (FastMCP/FastAPI) and LangChain/LangGraph or equivalent frameworks to build reliable, scalable systems. Integrating AI into products, APIs and core business workflows - with a sharp eye on latency ...

Staff Machine Learning Engineer | Permanent | Up to £160,000 + Bonus

Hiring Organisation
WeDo Technology Solutions Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £160,000 per annum
Machine Learning Engineering and Applied AI experience. Deep expertise in LLMs, Generative AI, RAG and agentic architectures . Practical experience with frameworks such as LangChain and LangGraph , alongside vector databases and associated technologies. Strong software engineering fundamentals, particularly Python. Experience designing and deploying complex AI applications into production environments. Experience ...

Artificial Intelligence Engineer

Location
Wokingham, England, United Kingdom
deploying LLM-based applications, Generative AI solutions, and Agentic AI systems. Experience working with multi-agent architectures and AI orchestration frameworks such as LangChain, Semantic Kernel, or AutoGen. Hands-on experience with Model Context Protocol (MCP) implementations. Strong understanding of vector databases and technologies such as Pinecone, Weaviate, FAISS ...

AI Engineer

Hiring Organisation
Halian Technology Limited
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Permanent
deploying LLM-based applications, Generative AI solutions, and Agentic AI systems. Experience working with multi-agent architectures and AI orchestration frameworks such as LangChain, Semantic Kernel, or AutoGen. Hands-on experience with Model Context Protocol (MCP) implementations. Strong understanding of vector databases and technologies such as Pinecone, Weaviate, FAISS ...

Remote Data Scientist (Python & SQL) - Freelance AI Trainer

Hiring Organisation
Mindrift
Location
West sussex, United Kingdom
prompt engineering, vector databases). You have good understanding of MLOps practices and model deployment workflows. You possess knowledge of modern frameworks (TensorFlow, PyTorch, LangChain). Your level of English is advanced (C1) or above. You are ready to learn new methods, able to switch between tasks and topics quickly ...

Python Developer - AI / LLM Platform

Hiring Organisation
Ncounter
Location
Reading, Berkshire, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
automated testing with pytest • Experience supporting and improving large, established production codebases, with a strong understanding of secure software development Experience with LangChain, RAG, vector databases, Azure, Entra ID, OAuth/OIDC, Redis, Terraform, Helm, Prometheus, Grafana or OpenTelemetry would be valuable but is not essential. Current SC clearance ...

Senior Data Scientist - LeapSpace

Location
Slough, England, United Kingdom
Evaluation methodologies for ML/IR/GenAI Advanced programming skills in Python Experience with modern ML/NLP frameworks (e.g., PyTorch, Hugging Face, LangChain, LangGraph, Haystack) Experience working with Databricks or similar distributed data/ML platforms Strong understanding of experimentation design and statistical analysis Preferred qualifications Batchelor ...

AI Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £55,000 per annum
production Strong Python skills Experience with cloud platforms Knowledge of RAG, vector databases, and LLM frameworks Git and CI/CD experience Experience with LangChain and LangGraph AWS experience IT/Technology-related university degree (minimum 2.1 ...

AI/ML Security Architect

Location
Reading, England, United Kingdom
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 a large-scale global ...

Senior Prompt Engineer - AI - Full-time

Location
Reading, England, United Kingdom
Claude, Llama, Mistral, Nova (or similar). Advanced programming skills in Python and/or Java. Experience 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 ...

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
tuning and prompt optimisation Strong understanding of RLHF, RLAIF, and preference modelling approaches Advanced Python development skills Experience with tools and frameworks such as LangChain and Hugging Face Transformers Familiarity with data tooling including Pandas, DVC, and Weights & Biases Experience evaluating model performance using both quantitative and qualitative metrics Knowledge ...