LangChain Jobs in London

1 to 25 of 66 LangChain Jobs in London

Senior Principal AI/ML Engineer

London, United Kingdom
GlaxoSmithKline
experience of RAG, including chunking strategies, vectorising and indexing data, retrieval strategies and reranking, prompting strategies, function calling. Our current tech-stack is OpenAI, LangChain, Azure AI, Python, pg_vector, Sinequa. Experience of multi-agent systems (LangGraph, Autogen, CrewAI etc.) would be a plus, as would experience of multimodal LLMs More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

GenAI Engineer - Retrieval-Augmented Generation (RAG)

London, United Kingdom
all.health
NLP roles, with recent focus on LLMs and/or GenAI. Strong proficiency in Python, deep learning frameworks (PyTorch or TensorFlow), and GenAI libraries (LangChain, LlamaIndex, Transformers). Hands-on experience with vector search, embedding models, and retrieval pipelines. Familiarity with prompt engineering, prompt tuning, and evaluation of generative model More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

GenAI Engineer - Retrieval-Augmented Generation (RAG)

london, south east england, united kingdom
all.health
NLP roles, with recent focus on LLMs and/or GenAI. Strong proficiency in Python, deep learning frameworks (PyTorch or TensorFlow), and GenAI libraries (LangChain, LlamaIndex, Transformers). Hands-on experience with vector search, embedding models, and retrieval pipelines. Familiarity with prompt engineering, prompt tuning, and evaluation of generative model More ❯
Posted:

Senior AI Software Engineer

London, United Kingdom
iManage
Experience with AI engineering tools and technologies for fine tuning and serving custom LLMs in production and with other Gen AI tools such as, Langchain, LlamaIndex Experience working with Knowledge graphs based on text data Scala experience iM Getting To Join a rapidly evolving, industry-leading SaaS company on an More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Solutions Architect

London, United Kingdom
Randstad (Schweiz) AG
autonomous agents for complex property management workflows and decision-making processes Hands-on experience with AI/ML frameworks (TensorFlow, PyTorch), LLM orchestration tools (LangChain, LangGraph), MLOps practices and tooling (such as MLflow, Kubeflow, or similar), vector databases, and cloud platforms (AWS, Azure, GCP) with their AI/ML offerings More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Field Solutions Architect, Generative AI, Google Cloud (English)

London, United Kingdom
Google
search concepts, such as indexing, scoring, relevancy, faceting, and query rewriting and expansion. Experience with semantic search frameworks and tools/databases such as LangChain, Faiss, and Pinecone. Understanding of nearest neighbor search concepts. About the Job: As a Generative AI Field Solutions Architect, you will support Google Cloud Sales More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Engineer

London Area, United Kingdom
Explore Group
data pipelines, analytics tooling, or large-scale data processing. Interest in cloud-native and serverless architectures. Familiarity with tools such as TensorFlow, PyTorch, or LangChain is a plus. More ❯
Posted:

Full Stack Engineer

london, south east england, United Kingdom
Explore Group
data pipelines, analytics tooling, or large-scale data processing. Interest in cloud-native and serverless architectures. Familiarity with tools such as TensorFlow, PyTorch, or LangChain is a plus. More ❯
Posted:

Sr. Data Scientist / Machine Learning Engineer - GenAI & LLM

London, United Kingdom
Databricks Inc
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 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sr. Data Scientist / Machine Learning Engineer - GenAI & LLM London, United Kingdom

London, United Kingdom
Databricks Inc
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. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Graduate AI & Machine Learning Engineer

London, United Kingdom
Reply
especially AWS) and data science (machine learning processes). Proficiency in Python and frameworks such as PyTorch, TensorFlow, scikit-learn, with some knowledge of LangChain, RAGAS, and CI/CD. Growth mindset and eagerness to learn new challenges. Willingness to travel and adapt to different client projects. Additional information: Reply More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI engineer (UK)

London, United Kingdom
Writer
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. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Machine Learning Engineer

London Area, United Kingdom
Condukt
Algorithms & Data Structures, ML Theory Strong knowledge of Python & SQL Experience training & fine-tuning Transformers or Large Language Models (Huggingface Transformers, OpenAI, Llama 2, Langchain) Experience serving Neural Networks in production (PyTorch, ONNX, TorchServe, Triton) Experience developing & maintaining production ML services Experience with ad-hoc analytics, data visualisation, and BI More ❯
Posted:

Senior Machine Learning Engineer

london, south east england, United Kingdom
Condukt
Algorithms & Data Structures, ML Theory Strong knowledge of Python & SQL Experience training & fine-tuning Transformers or Large Language Models (Huggingface Transformers, OpenAI, Llama 2, Langchain) Experience serving Neural Networks in production (PyTorch, ONNX, TorchServe, Triton) Experience developing & maintaining production ML services Experience with ad-hoc analytics, data visualisation, and BI More ❯
Posted:

Senior Full-Stack Developer

London Area, United Kingdom
Hybrid / WFH Options
Gotobeat
in an agile, test-first environment. Excellent communication skills and a collaborative, mentorship-oriented mindset. Nice to have Prior exposure to LLM orchestration (LangGraph, LangChain, semantic caching, vector DBs). Domain interest in music tech, live events, ticketing, or marketing-tech. Experience with SST.dev, CDK, or other IaC frameworks. Product More ❯
Posted:

Software Engineer (AI System)

London, United Kingdom
Pangaea Data Limited
. Familiarity with containerization (Docker) Understanding of RESTful APIs and microservices architecture. Experience with AI/ML-related tools and libraries (e.g., Hugging Face, LangChain, PyTorch) preferred A strong intuition for what makes products a joy to use. Empathy for how different users will need different things out of a More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior AI Engineer - Data Agents

London, United Kingdom
Dystematic Limited
AI, with a focus on natural language processing and data analysis. Experience with generative models, large language models (LLMs), and entity resolution. Experience with LangChain or similar frameworks for building language model applications. Proficiency in Python and SQL, with strong skills in data manipulation and analysis. Expertise in AI frameworks More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Artificial Intelligence Engineer

London, United Kingdom
Hybrid / WFH Options
Cornerstone VC
opportunity to participate in the upside of an ultra-growth venture. Have fun. Apply if: You have experience with our stack: Python, LlamaIndex/LangChain, PyTorch, HuggingFace, FastAPI, Postgres, SQLAlchemy, Alembic, OpenAI, Docker, Azure, Typescript, React. You have hands-on experience working with LLMs, RAG architectures, NLP, or applying Machine More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer specialising in AI/LLMs

London, United Kingdom
Hybrid / WFH Options
Paloma Health
techniques. Excellent analytical and problem-solving skills, with a focus on evaluating LLM outputs. Proficiency in Python and experience with relevant libraries (e.g., Transformers, LangChain). Solid experience with API integrations and cloud-based LLM platforms. (GCP or AWS) Strong communication and collaboration skills. A passion for exploring the capabilities More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Generative AI Engineer

London Area, United Kingdom
Hybrid / WFH Options
twentyAI
and now it's time to deliver production-ready solutions in a cloud-native Azure environment. Role Overview Develop and optimise RAG pipelines using LangChain, LlamaIndex, or Haystack. Build ingestion workflows (OCR, chunking, embedding, semantic search) and integrate with vector databases (FAISS, Pinecone, Qdrant). Ensure seamless integration of GenAI More ❯
Posted:

Generative AI Engineer

london, south east england, united kingdom
Hybrid / WFH Options
twentyAI
and now it's time to deliver production-ready solutions in a cloud-native Azure environment. Role Overview Develop and optimise RAG pipelines using LangChain, LlamaIndex, or Haystack. Build ingestion workflows (OCR, chunking, embedding, semantic search) and integrate with vector databases (FAISS, Pinecone, Qdrant). Ensure seamless integration of GenAI More ❯
Posted:

Artificial Intelligence Engineer

London Area, United Kingdom
NearTech Search
and implementing machine learning models using Python frameworks such as TensorFlow or PyTorch Practical knowledge of generative AI tooling including Hugging Face transformers and LangChain orchestration Specialisation in natural language processing and large language models, covering training methodologies, deployment strategies and optimisation techniques Familiarity with containerisation and orchestration technologies including More ❯
Posted:

Artificial Intelligence Engineer

london, south east england, united kingdom
NearTech Search
and implementing machine learning models using Python frameworks such as TensorFlow or PyTorch Practical knowledge of generative AI tooling including Hugging Face transformers and LangChain orchestration Specialisation in natural language processing and large language models, covering training methodologies, deployment strategies and optimisation techniques Familiarity with containerisation and orchestration technologies including More ❯
Posted:

Data Scientist

London, United Kingdom
Hybrid / WFH Options
Morningstar Credit Ratings, LLC
field such as Data Analytics, Computer Science, Machine Learning/AI, Mathematics, Physics, or Statistics. Expertise in fine-tuning large language models , vector databases , LangChain , LangGraph, Autogen, and prompt engineering . Proficiency in Python and SQL, with the ability to write production-quality code deployable on cloud platforms. Demonstrated experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Staff Software Engineer

London, United Kingdom
Intuit Inc
stack development experience with AI technologies/tools and apply it to user experiences or backend solutions. Experience with AI technologies like SageMaker, Vert.x, LangChain, Large Language Models, Prompt Engineering, DialogFlow, Python. Experience with at least one of the following: Front-end technologies like React, Angular, SwiftUI (iOS), Kotlin (Android More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
LangChain
London
25th Percentile
£48,750
Median
£52,500
75th Percentile
£69,375
90th Percentile
£77,250