LangChain Jobs in London

26 to 50 of 375 LangChain Jobs in London

Cloud Architect (AI Focus)

London Area, United Kingdom
Infoplus Technologies UK Limited
Vertex AI, BigQuery, Dataflow, and GKE. • Proficiency with vector similarity tools such as ScaNN, FAISS, or Vespa for semantic and visual search. • Experience with AI agent frameworks (e.g., Dialogflow, LangChain, or custom agent orchestration solutions). • Strong understanding of retail data ecosystems, POS integration, and customer engagement analytics. • Strong hands-on experience with Google Cloud Platform (GCP) AI/ML More ❯
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Cloud Architect (AI Focus)

City of London, London, United Kingdom
Infoplus Technologies UK Limited
Vertex AI, BigQuery, Dataflow, and GKE. • Proficiency with vector similarity tools such as ScaNN, FAISS, or Vespa for semantic and visual search. • Experience with AI agent frameworks (e.g., Dialogflow, LangChain, or custom agent orchestration solutions). • Strong understanding of retail data ecosystems, POS integration, and customer engagement analytics. • Strong hands-on experience with Google Cloud Platform (GCP) AI/ML More ❯
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Cloud Architect (AI Focus)

South East London, England, United Kingdom
Infoplus Technologies UK Limited
Vertex AI, BigQuery, Dataflow, and GKE. • Proficiency with vector similarity tools such as ScaNN, FAISS, or Vespa for semantic and visual search. • Experience with AI agent frameworks (e.g., Dialogflow, LangChain, or custom agent orchestration solutions). • Strong understanding of retail data ecosystems, POS integration, and customer engagement analytics. • Strong hands-on experience with Google Cloud Platform (GCP) AI/ML More ❯
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Cloud Architect (AI Focus)

london, south east england, united kingdom
Infoplus Technologies UK Limited
Vertex AI, BigQuery, Dataflow, and GKE. • Proficiency with vector similarity tools such as ScaNN, FAISS, or Vespa for semantic and visual search. • Experience with AI agent frameworks (e.g., Dialogflow, LangChain, or custom agent orchestration solutions). • Strong understanding of retail data ecosystems, POS integration, and customer engagement analytics. • Strong hands-on experience with Google Cloud Platform (GCP) AI/ML More ❯
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Cloud Architect (AI Focus)

london (city of london), south east england, united kingdom
Infoplus Technologies UK Limited
Vertex AI, BigQuery, Dataflow, and GKE. • Proficiency with vector similarity tools such as ScaNN, FAISS, or Vespa for semantic and visual search. • Experience with AI agent frameworks (e.g., Dialogflow, LangChain, or custom agent orchestration solutions). • Strong understanding of retail data ecosystems, POS integration, and customer engagement analytics. • Strong hands-on experience with Google Cloud Platform (GCP) AI/ML More ❯
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Data Scientist

London, England, United Kingdom
VU City
GPT, LLaMA, Claude, or similar, including fine-tuning, prompt engineering, and deploying models in production environments. Strong proficiency in Python, with expertise in using frameworks like Hugging Face Transformers, LangChain, OpenAI APIs, or other LLM orchestration tools. A solid understanding of tokenisation, embedding models, vector databases (e.g., Pinecone, Weaviate, FAISS), and retrieval-augmented generation (RAG) pipelines. Experience designing and evaluating More ❯
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AI/ML Engineer - Senior, Principal & Team Lead - Team Build

London, England, United Kingdom
Hybrid / WFH Options
ZipRecruiter
ideal. LLM-curious : Hands-on exposure to LLMs or interest in working on generative AI use cases (e.g., embeddings, retrieval-augmented , fine-tuning). Exposure to the likes of LangChain, OpenAI API, Anthropic Claude, Mistral, Groq, Cohere, vLLM or similar is desirable. Innovator : Passionate about experimentation and new techniques. You enjoy solving complex problems, building reusable ML components, and staying More ❯
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Senior AI Consultant

London, England, United Kingdom
Advancing Analytics
CI/CD pipelines, Git actions Infrastructure as code: Terraform, ARM Templates, Databricks Asset Bundles Advanced ML techniques: Graph processing, Computer Vision, NLP, Simulation Generative AI and LLMs: Promptflow, LangChain, Semantic Kernel, Azure Open AI Understanding of LLMOps Agile methodologies, preferably Scrum We know this is a big list, and we're not expecting you to tick off everything! The More ❯
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Software Engineering Lead

London, England, United Kingdom
myGwork - LGBTQ+ Business Community
NLP frameworks (e.g., Hugging Face, Spacy, Pytorch/Tensorflow). Knowledge of Prompt Engineering, RAG techniques, and evaluation methodologies for integrating GenAI with search/retrieval systems. Experience with LangChain/LlamaIndex, vector databases (e.g., FAISS), and fine-tuning models on domain-specific data. Experience with cloud platforms like Azure, AWS, or GCP for machine learning workflows. Understanding of data More ❯
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AI Engineer (UK)

London, England, United Kingdom
Genai Works
problem-solving skills. Ability to communicate complex ideas and concepts effectively. Ability to work independently and collaboratively. Preferred Skills: Experience building scalable applications with LLMs, using frameworks such as LangChain, LlamaIndex, Hugging Face, etc. Depth of knowledge with RAG implementation and improvements. Benefits & perks Generous PTO, plus company holidays. Medical, dental, and vision coverage for you and your family. Paid More ❯
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AI Engineer

London, United Kingdom
Hybrid / WFH Options
NICE
Statistical testing experience Experience with AWS Bedrock Experience with C# Containerization via Docker. Awareness of basic data science and generative AI methods. Exposure to generative AI application frameworks like LangChain, LlamaIndex, SmolAgents and griptape. What's in it for you? Join an ever-growing, market disrupting, global company where the teams - comprised of the best of the best - work in More ❯
Employment Type: Permanent
Salary: GBP Annual
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Director, AI research (UK)

London, England, United Kingdom
Writer
experience will also be considered People management experience: 1-3 years of people management experience Experience with scalable applications: Experience building scalable applications with LLMs, using frameworks such as LangChain, LlamaIndex, Hugging Face, etc. Depth of knowledge with RAG implementation: Expertise in RAG (Retrieval-Augmented Generation) implementation and improvements Benefits & perks (UK full-time employees): Generous PTO, plus company holidays More ❯
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Lead Machine Learning Engineer - LLMs - Ramboll Tech

London, United Kingdom
Hybrid / WFH Options
Ramboll Group A/S
Lead Machine Learning Engineer - LLMs - Ramboll Tech At Ramboll Tech, we believe innovation thrives in diverse, supportive environments where everyone can contribute their best ideas. As a Lead Machine Learning Engineer, you will create cutting-edge AI solutions, mentor others More ❯
Employment Type: Permanent
Salary: GBP Annual
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Product Lead - AI/Data Science

London, United Kingdom
Hybrid / WFH Options
Publicis Groupe
to provide deeper insights into campaign performance and ROI• Build and deploy AI automations leveraging LLMs and AI agent frameworks: Design and implement solutions using cutting-edge technologies like LangChain, AutoGen, CrewAI, Semantic Kernel, LlamaIndex, and similar frameworks to automate tasks, enhance decision-making, and improve campaign performance• Stay ahead of the curve on emerging AI technologies: Continuously research and … in applying them to real-world marketing challenges• Experience building products and automations leveraging Large Language Models (LLMs) and AI agent frameworks• Familiarity and practical experience with tools like LangChain, AutoGen, CrewAI, Semantic Kernel, LlamaIndex, or similar• Demonstrated ability to identify innovative AI solutions and successfully scale them within an organization• Strong coding skills in Python or similar languages, with More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Engineer (UK)

London, England, United Kingdom
writer.com
problem-solving skills. Ability to communicate complex ideas and concepts effectively. Ability to work independently and collaboratively. Preferred Skills: Experience building scalable applications with LLMs, using frameworks such as LangChain, LlamaIndex, Hugging Face, etc. Depth of knowledge with RAG implementation and improvements. Seniority level Mid-Senior level Employment type Full-time Job function Engineering and Information Technology Industries Software Development More ❯
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Natural Language Processing Engineer (NLP)

City of London, England, United Kingdom
Hybrid / WFH Options
Tripatini.com
focus on machine learning, AI, or language technologies. Technical Skills : Proficiency in Python or similar programming (intermediate level). Expertise in NLP libraries such as spaCy, Transformers, Sentence Transformers, LangChain, LangGraph, LlamaIndex, BERTopic. Hands-on experience with machine learning libraries (scikit-learn, TensorFlow, PyTorch). Experience with cloud platforms (AWS, Google Cloud, Azure) and version control systems (Git). Knowledge More ❯
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Senior Data Scientist

London, England, United Kingdom
Butterworths Limited Company
Pytorch/Tensorflow etc). Experience with Prompt Engineering, RAG techniques and various evaluation methodologies for integrating GenAI with search/retrieval systems and measure the quality. Experience with LangChain/LlamaIndex, vector databases (e.g., FAISS), fine-tuning models on domain-specific data. Experience working with cloud platforms like Azure, AWS, or GCP for machine learning workflows. Understanding of data More ❯
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Founding Backend Engineer – AI/ML & Knowledge Retrieval

London, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
medical SME teams to refine requirements and ship weekly increments. Champion best practices in testing, secure data handling (NHS DSPT), and GDPR compliance. Tech you’ll use Python • FastAPI • LangChain/LlamaIndex • PostgreSQL + PGVector • Redis • Pinecone/Weaviate • Vertex AI • Cloud Run • Docker • Terraform • Prometheus/Grafana • GitHub Actions What we’re looking for Master’s degree in Computer More ❯
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Sr. Data Scientist / Machine Learning Engineer - GenAI & LLM

London, United Kingdom
Databricks Inc
priorities and influence the product roadmap What we look for: Experience building Generative AI applications, including RAG, agents, text2sql, fine-tuning, and deploying LLMs, with tools such as HuggingFace, Langchain, and OpenAI Extensive hands-on industry data science experience, leveraging typical machine learning and data science tools including pandas, scikit-learn, and TensorFlow/PyTorch Experience building production-grade machine More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Founding Backend Engineer – AI/ML & Knowledge Retrieval

London, England, United Kingdom
Hybrid / WFH Options
Praktiki
medical SME teams to refine requirements and ship weekly increments. Champion best practices in testing, secure data handling (NHS DSPT), and GDPR compliance. Tech you’ll use Python • FastAPI • LangChain/LlamaIndex • PostgreSQL + PGVector • Redis • Pinecone/Weaviate • Vertex AI • Cloud Run • Docker • Terraform • Prometheus/Grafana • GitHub Actions What we’re looking for Master’s degree in Computer More ❯
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Senior Data Scientist

London, United Kingdom
Hybrid / WFH Options
FourPointZero Recruitment Ltd
LLM Experience : Production experience with GPT, Claude, LLaMA, including fine-tuning, prompt engineering, and deployment Python Proficiency : Strong skills with ML frameworks (TensorFlow, PyTorch) and LLM tools (Hugging Face, LangChain, OpenAI APIs) Vector Understanding : Solid knowledge of embeddings, vector databases (Pinecone, Weaviate, FAISS), and RAG pipelines NLP Fundamentals : Text preprocessing, language modelling, and semantic similarity Cloud Experience : AWS ecosystem knowledge More ❯
Employment Type: Permanent
Salary: £100000 - £120000/annum + Package + Benefits
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Associate (Data Scientist) - London, Wroclaw

London, United Kingdom
LEK
internal AI/ML toolkit Support business-development by shaping analytics in proposals and thought-leadership Tech you'll use (and learn) Python SQL scikitlearn XGBoost TensorFlow/PyTorch LangChain Airflow dbt AWS/GCP/Azure Docker Kubernetes Tableau Streamlit GitHub Actions We're tech agnostic and believe in using the right tool for the job-so expect to More ❯
Employment Type: Permanent
Salary: GBP Annual
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Associate (Data Scientist) - London, Wroclaw

Harrow on the Hill, England, United Kingdom
L.E.K. Consulting
internal AI/ML toolkit Support business-development by shaping analytics in proposals and thought-leadership Tech you’ll use (and learn) Python SQL scikitlearn XGBoost TensorFlow/PyTorch LangChain Airflow dbt AWS/GCP/Azure Docker Kubernetes Tableau Streamlit GitHub Actions We’re tech agnostic and believe in using the right tool for the job—so expect to More ❯
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AI Engineer

London, England, United Kingdom
Hybrid / WFH Options
NiCE
including microservice deployment. Experience with AWS Bedrock Experience with C# Containerization via Docker. Awareness of basic data science and generative AI methods. Exposure to generative AI application frameworks like LangChain, LlamaIndex, SmolAgents and griptape. What’s in it for you? Join an ever-growing, market disrupting, global company where the teams – comprised of the best of the best – work in More ❯
Posted:

Director, AI research

London, England, United Kingdom
Writer
experience will also be considered People management experience: 1-3 years of people management experience Experience with scalable applications: Experience building scalable applications with LLMs, using frameworks such as LangChain, LlamaIndex, Hugging Face, etc. Depth of knowledge with RAG implementation: Expertise in RAG (Retrieval-Augmented Generation) implementation and improvements Benefits & perks (UK full-time employees): Generous PTO, plus company holidays More ❯
Posted:
LangChain
London
25th Percentile
£48,750
Median
£52,500
75th Percentile
£78,125
90th Percentile
£91,250