20 of 20 LangChain Jobs in the South East

Senior Applied AI Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £100,000 per annum
Hands-on experience with Generative AI, LLMs, RAG solutions and AI agent frameworks. Experience with technologies such as OpenAI, Azure OpenAI, Anthropic, AWS Bedrock, LangChain, LangGraph and LlamaIndex. Experience deploying and monitoring AI solutions using MLOps and LLMOps best practices. Knowledge of Azure, AWS or GCP, alongside CI/ ...

Senior AI Architect

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £105,000 per annum
executive stakeholders Desirable Experience working within Financial Services, Insurance or other highly regulated environments would be advantageous. Databricks, MLflow and modern AI platform experience LangChain, LangGraph, Semantic Kernel, AutoGen or similar frameworks Retrieval-Augmented Generation (RAG) architectures Multi-agent orchestration platforms Responsible AI and governance experience Why Join? Join ...

AI Specialist

Hiring Organisation
Response Informatics
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
Were Looking For 7+ years software engineering experience 2+ years hands-on in AI/ML & GenAI solutions Strong Python & Java skills Experience with LangChain, LlamaIndex, CrewAI, or similar Knowledge of RAG, vector databases, and semantic search AWS cloud expertise (Bedrock, SageMaker preferred) Experience with APIs, microservices, and cloud-native ...

Senior / Lead AI Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £550.00 per day
experience with Amazon Bedrock (or equivalent managed LLM platforms) Strong understanding of AI governance, evaluation and testing methodologies Excellent Python development skills Experience with: LangChain, LlamaIndex or similar frameworks AWS SDK (Boto3) Textract, PyPDF, Unstructured.io or similar document-processing tools CI/CD and MLOps practices Experience designing multi-agent ...

Senior Applied AI Engineer

Hiring Organisation
Deerfoot Recruitment Solutions Ltd
Location
Didcot, Oxfordshire, United Kingdom
Employment Type
Full-Time
Salary
£700.00 - £900.00 per day
multi-agent or agentic AI systems in live production settings, as an engineer rather than an integrator Strong Python skills, comfortable working with LangGraph, LangChain, Haystack or similar, and equally comfortable dropping below the framework when that's the right call Real-world experience deploying AI/ML systems into ...

Senior Applied AI Engineer

Hiring Organisation
Deerfoot Recruitment Solutions
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £900 per day
multi-agent or agentic AI systems in live production settings, as an engineer rather than an integrator Strong Python skills, comfortable working with LangGraph, LangChain, Haystack or similar, and equally comfortable dropping below the framework when that's the right call Real-world experience deploying AI/ML systems into ...

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 Applied AI Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £105,000 per annum
Azure, AWS or GCP A passion for building solutions that are scalable, secure and production-ready Experience with technologies such as Databricks, MLflow, LangChain, LangGraph, Semantic Kernel or modern AI platforms would be advantageous, but isn't essential. Why Join? Fully remote working Private healthcare and life assurance Ongoing investment ...

Senior AI Platform Engineer - MCP | AWS | Agentic AI

Hiring Organisation
Method Resourcing
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
authentication, authorisation and secure software development. Experience taking ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python, FastAPI, LangGraph, LangChain or similar AI frameworks. JSON-RPC, SSE, WebSockets and event-driven architectures. Experience with RAG, LLM function calling and context management. An interest in sport ...

AI Consultant

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 per day
configuration Hybrid search (keyword + semantic) Performance optimisation for large-scale retrieval workloads Software Engineering Strong Python development experience within production environments. Experience with: LangChain LlamaIndex LangGraph or CrewAI AWS SDK (Boto3) PyPDF Amazon Textract Unstructured.io Experience implementing CI/CD pipelines and deployment automation. Governance & Regulated Environments Experience delivering ...

Senior Technical Lead - AI & Product Engineering (Contract)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £800.00 per day
distributed systems Strong background in Python and FastAPI Experience designing and delivering AI-powered products Experience with Agentic AI frameworks such as LangGraph and LangChain Strong stakeholder management and communication skills Experience owning technical roadmaps and software delivery lifecycles Ability to operate across engineering, product, and business functions Desirable Experience ...

Fullstack Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
tools (Cursor, Claude Code or similar) and a considered view on where they help Nice to have Next.js/Node.js, LLM product work (streaming, LangChain/LangGraph, MCP), Celery, Redis, OpenSearch, Kubernetes or Terraform, and financial-services or regulated-environment experience. What's on offer Close work with a leadership ...

AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£130,000 - £160,000 per annum
software and AI applications in Python. Hands-on experience building and deploying LLM, generative AI, or machine learning systems in production. Expertise with LangGraph, LangChain, or similar orchestration frameworks. Experience designing and improving RAG architectures and vector database solutions. Knowledge of AI evaluation, observability, and cloud-based software engineering best ...

Senior AI Engineer

Hiring Organisation
IO Associates
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£600 - 650 per day
experience building and deploying LLM-based or agentic AI systems in production environments. Strong Python development skills. Commercial experience with frameworks such as: LangGraph LangChain Haystack Similar agent orchestration technologies Experience designing scalable AI/ML architectures and production systems. Strong understanding of: Retrieval and search architectures Embeddings and vector ...

Senior AI Engineer

Hiring Organisation
167 Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £140,000 per annum
fine-tuning approaches, including SFT and the principles of RLHF/RLAIF. Excellent Python development skills. Experience with frameworks and tools such as LangChain, Hugging Face Transformers, Pandas, DVC or Weights & Biases. Knowledge of model evaluation techniques, including BLEU, ROUGE and custom evaluation frameworks. Exposure to speech technologies, including Whisper ...

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 Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum
following skills and experience: Strong Python software engineering expertise Commercial experience developing and deploying LLM or machine learning systems Hands-on experience with LangGraph, LangChain or similar agent orchestration frameworks Strong RAG experience, including embeddings, chunking strategies, vector databases and retrieval evaluation Understanding of graph-based retrieval approaches or graph ...

Lead SRE - AI

Hiring Organisation
Halliburton
Location
Abingdon, Oxfordshire, United Kingdom
Salary
£ 70 K
/CD pipelines for both ML and application code.Evaluate and introduce emerging AI frameworks and LLM providers, including OpenAI, Azure OpenAI, Bedrock, LangChain, and LlamaIndex.Maintain Kubernetes-deployed AI workloads and troubleshoot inference latency, scaling, and reliability issues.Participate in the on-call rotation and apply AI tooling to improve incident response … SQLAlchemy or an equivalent ORM.Direct experience building and deploying LLM-integrated applications, including prompt engineering, function calling, RAG pipelines, and agent frameworks such as LangChain, LlamaIndex, AutoGen, CrewAI, or equivalent. Familiarity with LLM providers and APIs, including Azure OpenAI, AWS Bedrock, OpenAI API, or open-source models such as Llama ...

AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £150,000 per annum
technologies. Backed by an established business, they combine startup agility with strong commercial foundations. The Role Build multi-step AI agent workflows using LangGraph, LangChain or similar frameworks Develop production RAG pipelines, embeddings and retrieval systems Design AI evaluation frameworks and testing infrastructure Optimise model performance, reliability, latency and cost ...

Security Penetration Tester

Hiring Organisation
Response Informatics
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
/ML security Strong programming skills in Python/Java Hands-on experience with ML frameworks (e.g., PyTorch, TensorFlow) Familiarity with AI tooling (e.g., LangChain, LlamaIndex, red-teaming toolkits) Proven ability to assess and secure AI systems end-to-end Nice to Have Masters degree in Computer Science, Cybersecurity ...