2 of 2 LangChain Jobs in East London

Machine Learning Engineer (Mid-Senior, Remote)

Hiring Organisation
Renude
Location
East London, London, United Kingdom
machine learning systems 2+ years experience developing conversational AI, RAG, agentic systems or LLM-based products Familiarity with RAG orchestration frameworks such as LangChain or LlamaIndex.2+ Experience with production optimisation for RAG systems, including latency, token cost control, context window constraints, monitoring and prompt versioning Strong Python skills and experience ...

AI Prompt Engineer

Hiring Organisation
Staffworx Limited
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
market rates, outside IR35, remote first, UK but 1-2 days on site
KNative and managed inference endpoints. Optimize model performance with quantization, distillation, caching, batching and routing strategies. Youll Bring Strong Python skills, with experience usingTransformers,LangChain,LlamaIndex and the broader GenAI ecosystem. Deep understanding of LLM behavior, prompt optimization, embeddings, retrieval and data preparation workflows. Experience with vector DBs (FAISS, Pinecone … tuning open-source LLMs. Tech Stack LLMs: GPT-4/5, Claude 3.x, Gemini 2.x, Mistral Large, LLaMA 3, Cohere Command R+, DeepSeek Frameworks: LangChain, LlamaIndex, Haystack, AutoGen, CrewAI Tools: GitHub Copilot, Cursor, LangSmith, LangFuse, Weights & Biases, MLflow, Humanloop Cloud: Azure ML, AWS SageMaker, Google Vertex AI, Databricks, Modal Infra ...