19 of 19 Permanent LangChain Jobs in the City of London

/CD for models, model registry, feature store, monitoring (tokens, drift, hallucinations), Python automation for infra and pipelines. Engineering Practices Proficiency in Python , LangChain/LangGraph , vector DBs, and prompt/agent frameworks ; strong Git, CI/CD, IaC, and Agile/Scrum delivery. Architecture Leadership Prior ownership of complex ...

thrive in an ever-changing world. 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 ...

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 ...

platform. What You’ll Be Doing • Architect and implement enterprise Generative AI solutions using LLMs, RAG pipelines, prompt engineering and frameworks such as LangChain • Design scalable AI systems using Azure OpenAI, OpenAI API, Claude, Bedrock or Vertex AI • Lead the architecture of secure, production-ready solutions across cloud and distributed ...

failure modes Practical experience with RAG , vector databases, knowledge graphs, and prompt engineering Experience building multi‐step LLM workflows and agentic systems (e.g. LangChain, LangGraph, Claude Agents SDK, Strands, or custom frameworks) Strong proficiency in Python (or similar language) and developing production APIs/services Cloud experience with ...

implementing RAG architectures, vector/graph databases, knowledge graphs, and prompt engineering. Experience building multi-step LLM workflows and agentic systems using frameworks (e.g., LangChain, LangGraph, Claude Agents SDK) or custom solutions. Strong Python (or other modern programming language) skills with production API/service development experience. Knowledge of cloud ...

TypeScript: Deep proficiency in Python for production AI and strong technical fluency in TypeScript. AI Frameworks: Hands-on experience with some of the following LangChain/LangGraph, LlamaIndex, PyTorch , and FastAPI . Modern Infrastructure: Experience with AWS Bedrock/SageMaker and using Docker/Kubernetes to scale agent instances. ...

Details • Salary: up to £85k + 10% bonus • Working model: Hybrid London (2–3 days in office) • Tech stack: Python, GCP (preferred), FastAPI, LangChain/LangGraph, CI/CD • Visa sponsorship: Not available Interested? Please apply below. ...

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 ...

drive to unlock real business value with AI Tech my client works with: Python, React/Next.js, FastAPI/Django, Azure/GCP, OpenAI, LangChain, CrewAI, and more. If you want to push the boundaries of AI in consulting, this is your place to make an impact. ...

Required Experience Strong commercial experience building LLM-driven systems Hands-on RAG architecture implementation Solid Python software engineering background Experience with frameworks such as LangChain, LlamaIndex or similar Exposure to vector databases and embedding workflows Cloud deployment experience (Azure advantageous) Experience delivering production systems at scale Role Type Both Permanent ...

machine learning or deep learning models. · Hands-on experience with LLMs and modern AI frameworks. Experience with transformer architectures and sequence modelling. Familiarity with LangChain, RAG (Retrieval Augmented Generation) and LLM application frameworks. · Experience using PyTorch, TensorFlow or similar ML frameworks. Ability to design and implement AI workflows ...

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 ...

Pension: 5% matched • Working model: Hybrid, 3 days per week (Tuesday & Wednesday fixed) • Location: Central London • Stack: Python, Databricks, RAG, vector databases, Azure (preferred), LangChain/LangFuse • Visa: This role cannot sponsor Interested? Please apply below. ...

Transformer models and LLMs (e.g., GPT, LLaMA, Mistral, Claude). Skills in fine-tuning, prompt engineering, and building RAG pipelines. Familiarity with Agent Frameworks (LangChain, LlamaIndex, CrewAI, AutoGen). Knowledge of reinforcement learning methods or tools (Q-learning, policy gradients, RLlib). Why Join Us? Work on AI solutions that ...

features of the AI platform immediately. We expect deployments to happen daily, not monthly. Rapid Prototyping: Quickly build and iterate on Agentic workflows (using LangChain/LangGraph) to test product hypotheses. You know when to build an "MVP" and when to build "Enterprise Grade." Bias for Action: Eliminate analysis paralysis. ...

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 ...

Desired Node.js alongside Python for services or integrations. App Store/Google Play release experience. Experience with vector databases (e.g., Chroma) and embedding pipelines. LangChain or CrewAI for orchestration; MCP servers for integrations. Security hygiene (secrets, permissions, least-privilege) and practical data-privacy basics. Planning & execution in Linear (or similar … Vectors/Embeddings: Chroma (or similar). AI Models & APIs: Claude (Anthropic), Gemini (Google); Amazon Nova Canvas (vision), Deepgram (audio). AI Dev Tools: LangChain or CrewAI (orchestration), MCP servers (integration), GitHub Copilot/Claude Code. Infrastructure: AWS (serverless functions), Docker (primarily for custom MCPs). Competencies & Behaviours Communicates clearly ...