17 of 17 Remote/Hybrid LangChain Jobs in London

Location: London, UK (Hybrid) Permanent position Job Requirements Experience building GenAI applications, including RAG, multi-agent systems, fine-tuning, etc., with tools such as LangChain, LangGraph etc. Clear understanding of Model Context Protocols, A2A Protocols, Agent Developeer Kit and working experience with LLMs Expertise in deploying production grade GenAI solutions ...

Location: London, UK (Hybrid) Permanent position Job Requirements Experience building GenAI applications, including RAG, multi-agent systems, fine-tuning, etc., with tools such as LangChain, LangGraph etc. Clear understanding of Model Context Protocols, A2A Protocols, Agent Developeer Kit and working experience with LLMs Expertise in deploying production grade GenAI solutions ...

across the stack, contribute to infrastructure, and collaborate with multidisciplinary teams to deliver impactful digital experiences. Key Responsibilities Build GenAI applications using frameworks like LangChain, LangGraph, or CrewAI. Develop microservices using Python (FastAPI) or TypeScript (Express). Create front-end applications with React, TypeScript, and frameworks like Next.js or Vite. ...

their practical application. And AI FinOps & Model Routing Framework Expertise : Hands-on development experience with one or more orchestration frameworks (e.g., LangChain, LlamaIndex, Semantic Kernel). Thought Leadership & Open Source : Published work (whitepapers, patents), conference speaking engagements, or active contributions to relevant open-source projects. Certifications : Professional-level cloud certifications ...

their practical application. And AI FinOps & Model Routing • Framework Expertise: Hands-on development experience with one or more orchestration frameworks (e.g., LangChain, LlamaIndex, Semantic Kernel). • Thought Leadership & Open Source: Published work (whitepapers, patents), conference speaking engagements, or active contributions to relevant open-source projects. • Certifications: Professional-level cloud certifications ...

with modern ML frameworks including PyTorch, TensorFlow, Scikit-Learn, JAX, XGBoost, OpenCV and Transformers. Experience developing LLM and generative AI solutions, including RAG architectures, LangChain, vector databases and cloud ML deployment. Strong stakeholder communication skills Nice to haves: Experience in industrial/energy environments, enterprise AI platforms (Azure ML, Foundry ...

etc.). Ability to move quickly while maintaining code quality, test coverage, and operational excellence. Preferred: Familiarity with AI/ML tools such as LangChain, Haystack, Hugging Face, Weaviate, or similar ecosystems. Hands-on experience with Retrieval Augmented Generation applications, AI agents and systems built around them. Experience using GenAI ...

thrive in fast-moving, ambiguous environments where experimentation is encouraged What You’ll Work With: Tech Stack Frontend: React Backend: NestJS, Python (FastAPI), LangChain Test Automation: Pact, Jest, Cypress, Pytest (including AI testing) Infrastructure: AWS ECS, PostgreSQL, Kafka Infrastructure as Code: Terraform (native AWS services where possible) CI/ ...

LLMs Embeddings, vector databases, RAG MLOps and model lifecycle management Experience with platforms such as: Azure ML, AWS SageMaker, Google Vertex AI Databricks, LangChain, Hugging Face Ability to develop architecture artefacts (HLDs, solution diagrams, delivery models) Exceptional writing, storytelling, and stakeholder engagement skills Experience in consultancy, systems integration ...

Postgres Experience working with GOV.UK standards or in the UK public sector Exposure to Node.js, Kotlin or C# Experience integrating solutions with LLMs (LangChain, Vercel AI, etc.) Why This Role Stands Out Real impact: contribute to digital services used by millions Huge investment in training & certifications across cloud, DevOps, engineering ...

Experience with APIs, microservices, and Docker Nice to Have Experience integrating LLMs or AI services (eg OpenAI, Azure AI) Exposure to frameworks such as LangChain or building RAG pipelines ...

e.g., Postgres) Understanding of web standards, accessibility and development best practice Bonus Skills Building microservices in C# or Java Integrating LLMs (e.g., LangChain, Vercel AI) Using the GOV.UK Design System and Nunjucks What You’ll Love You’ll join a community that values technical excellence, continuous learning and collaboration. Expect ...

direction beyond the immediate team. Core Skills Expert-level Python (async programming, performance optimization, SDK/library design). Deep understanding of agentic frameworks (LangChain, LangGraph, LlamaIndex, AutoGen or similar), including internal mechanics. Proven experience shipping production-grade agent systems serving real users at scale. Strong distributed systems design: state ...

Lead AI Architect - Permanent - Hybrid - Insurance OverviewAs a Lead AI Architect, you will define and drive AI architecture strategy, supporting clients to design, implement, and operate scalable platforms that enable the effective deployment of AI ...

Engineer: Proven experience shipping AI systems into production environments. Strong proficiency in Python and/or TypeScript/JavaScript. Deep experience with LangChain, RAG systems at scale, and LLM fine-tuning. Hands-on experience building agent or multi-agent architectures. Experience with workflow automation tools such as n8n. Strong understanding ...

Experience building AI agents or automation workflows Experience with web scraping, data enrichment, or APIs Built side projects using LLMs Familiar with tools like LangChain, vector databases, or workflow automation Interest in startups or building your own company one day What You'll Gain Work directly with the founder ...

with occasional onsite visits required. Key Responsibilities AI software development and prototyping Proof of Concept (PoC) development Working with LLM stacks (e.g. Ollama + LangChain) Machine learning development using Scikit-learn Transitioning solutions from synthetic data environments to production data Working within Agile Scrum delivery teams Key Skills & Experience Strong ...