26 to 50 of 79 LangChain Jobs in England

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 ...

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 ...

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/ ...

Requirements: Proven experience designing and productionising RAG pipelines and agentic AI architectures Hands‐on delivery of agent‐based AI systems with orchestration tools (e.g., LangChain, CrewAI) in production. Strong Python engineering skills with solid testing, optimisation, CI/CD, and code quality; Experience implementing and scaling vector databases (Pinecone, Weaviate ...

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. ...

/HDFS , Spark , and containerization via Docker/Kubernetes (K3s/OpenShift) . AI/ML Practical experience with NLP (HuggingFace) and GenAI frameworks (LangChain) tailored for local execution. Databases Experience with PostgreSQL and on-prem Vector DBs (e.g., Milvus, Qdrant, or pgvector). Security Experience working within Linux-based ...

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 ...

develop Python skills) Familiarity with essential data science tools and libraries (e.g. NumPy, Pandas, Scikit-Learn) and machine learning (e.g. PyTorch, Tensorflow, Huggingface, LangChain, LiteLLM). A high level of competence in applied maths, statistics and scientific methods. Clear written and verbal communication. Ability to work autonomously on data science ...

develop Python skills) Familiarity with essential data science tools and libraries (e.g. NumPy, Pandas, Scikit-Learn) and machine learning (e.g. PyTorch, Tensorflow, Huggingface, LangChain, LiteLLM). A high level of competence in applied maths, statistics and scientific methods. Clear written and verbal communication. Ability to work autonomously on data science ...

develop Python skills) Familiarity with essential data science tools and libraries (e.g. NumPy, Pandas, Scikit-Learn) and machine learning (e.g. PyTorch, Tensorflow, Huggingface, LangChain, LiteLLM). A high level of competence in applied maths, statistics and scientific methods. Clear written and verbal communication. Ability to work autonomously on data science ...

develop Python skills) Familiarity with essential data science tools and libraries (e.g. NumPy, Pandas, Scikit-Learn) and machine learning (e.g. PyTorch, Tensorflow, Huggingface, LangChain, LiteLLM). A high level of competence in applied maths, statistics and scientific methods. Clear written and verbal communication. Ability to work autonomously on data science ...

develop Python skills) Familiarity with essential data science tools and libraries (e.g. NumPy, Pandas, Scikit-Learn) and machine learning (e.g. PyTorch, Tensorflow, Huggingface, LangChain, LiteLLM). A high level of competence in applied maths, statistics and scientific methods. Clear written and verbal communication. Ability to work autonomously on data science ...

Python, Go, or Java) Experience with distributed systems and cloud (GCP preferred) Hands-on Kubernetes and cloud-native tooling Familiarity with LLM frameworks (e.g., LangChain, CrewAI) Experience with vector databases and RAG CI/CD and infrastructure-as-code skills Understanding of AI reliability, monitoring, and governance Why Join Play ...

end. Architecture, prompt engineering, RAG pipelines, eval tooling, guardrails, all of it. No handoffs, no red tape. You build it, you own it. Stack: LangChain/LangGraph, AWS Bedrock, Pinecone/FAISS/Weaviate, DeepEval/Langfuse, Docker, Python. Multimodal capability essential. What we're looking for 2+ years building ...

base (flexible for strong profiles) • Working model: Hybrid, 3 days per week in London office • Tech stack: Python/JavaScript, GenAI (RAG, LangChain, LlamaIndex), agentic frameworks, Azure/AWS • Visa: No sponsorship available Interested? Please apply below. ...

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 ...

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. ...

OpenAI/cloud-native development Experience building production AI systems and API integrations Knowledge of DevOps, CI/CD, monitoring and observability Experience with LangChain, agent frameworks or Copilot Studio is highly desirable Desirable Experience in financial services or regulated environments Understanding of responsible AI, security and governance This role ...

Python, Go, or Java) Experience with distributed systems and cloud (GCP preferred) Hands-on Kubernetes and cloud-native tooling Familiarity with LLM frameworks (e.g., LangChain, CrewAI) Experience with vector databases and RAG CI/CD and infrastructure-as-code skills Understanding of AI reliability, monitoring, and governance Why Join Play ...

secure coding principles Bonus Skills: Experience building microservices in languages such as C# or Java Integration experience with large language models using tools like LangChain or Vercel AI Familiarity with the GOV.UK Design System and templating using Nunjucks If you're excited about solving complex real-world challenges with technology ...

Experience Not essential, but a big bonus: Integrating AI/ML models Working with LLM APIs (OpenAI, Anthropic, etc.) Prompt engineering AI workflow tools (LangChain, Flowise) Building internal AI automation tools Benefits This company genuinely invests in its people. Youll enjoy: Remote-first working with offices in London, Manchester Flexible ...

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 ...

essential, but highly desirable: Integrating AI/ML models into production systems Working with LLM APIs (OpenAI, Anthropic, etc.) Prompt engineering AI workflow tools (LangChain, Flowise) Building internal AI-powered automation tools Why This Role is Exciting Work directly with the founder on a startup backed by a larger, established ...

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 ...