76 to 100 of 379 Permanent LangChain Jobs

Principal AI Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
Chester, England, United Kingdom
stakeholders. Ability to manage priorities and deliver results in a fast‐paced environment Desirable Experience: Experience with generative AI and large language models, including LangChain, vector databases and retrieval‐augmented generation Knowledge of AutoML, hyperparameter optimisation and advanced MLflow features. Experience working with streaming or real‐time data platforms Familiarity ...

GenAI Full Stack Developer (SC Cleared/Eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£85,000
technologies. You'll work on projects that transform public services and deliver real impact. What You'll Do Develop GenAI applications using frameworks like LangChain, LangGraph, CrewAI . Build microservices with Python (FastAPI) or TypeScript (Express) . Create front-end solutions using React, TypeScript , and modern frameworks like Next.js . ...

GenAI Full Stack Developer SC Cleared/Eligible

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £88,000 per annum, OTE
technologies. You'll work on projects that transform public services and deliver real impact. What You'll Do Develop GenAI applications using frameworks like LangChain, LangGraph, CrewAI . Build microservices with Python (FastAPI) or TypeScript (Express) . Create front-end solutions using React, TypeScript , and modern frameworks like Next.js . ...

Data Science Engineer

Hiring Organisation
Picture More
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £86,000 per annum
base salary Hybrid working with three days in the London office Work with advanced AI platforms including Azure ML, Azure OpenAI, Databricks, MLflow and LangChain Global exposure and the opportunity to work with senior stakeholders across time zones A collaborative, supportive culture that encourages innovation and professional development What ...

GenAI Architect

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
design, optimization of NLP systems, frameworks, and tools. Application Development with LLMs: Experience in building scalable applications using LLMs, utilizing frameworks such as LangChain, LlamaIndex, etc and productionizing machine learning and AI models. Language Model Development: Utilize off-the-shelf LLM services, such as Azure OpenAI, to integrate LLM capabilities ...

GenAI Architect

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
design, optimization of NLP systems, frameworks, and tools. Application Development with LLMs: Experience in building scalable applications using LLMs, utilizing frameworks such as LangChain, LlamaIndex, etc and productionizing machine learning and AI models. Language Model Development: Utilize off-the-shelf LLM services, such as Azure OpenAI, to integrate LLM capabilities ...

GenAI Full Stack Engineer - Consultant / Senior Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

GenAI Full Stack Engineer - Consultant / Senior Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

Generative AI Engineer

Hiring Organisation
83zero
Location
London Area, United Kingdom
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

Generative AI Engineer

Hiring Organisation
83zero
Location
City of London, London, United Kingdom
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

Full Stack Engineer

Hiring Organisation
Futuria
Location
Greater London, England, United Kingdom
databases Familiarity with multi-agent LLM systems and agentic platforms (e.g., AutoGen, CrewAI), and experience deploying LLM-based applications Experience with tools such as LangChain, LangSmith, or Chainlit Exposure to event-driven architectures, asynchronous processing, and tools like Celery or Kafka Familiarity with CI/CD pipelines, Docker, and DevOps ...

Presales Data & AI Architect

Hiring Organisation
Eviden UK International Ltd
Location
United Kingdom
Employment Type
Permanent, Work From Home
presales experience with strong communication and stakeholder engagement skills , able to articulate complex technical solutions, integrate cloud-native AI services and open frameworks (MLflow, LangChain, Hugging Face, OpenAI APIs), and ensure ethical, compliant AI deployments in regulated industries. Educational Background and Qualifications: Educational Qualifications: Degree-qualified in Computer Science, Data ...

Senior Data Scientist, AI Foundations

Hiring Organisation
Capital One
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
deliver AI powered products that change how customers interact with their money. Leverage a broad stack of technologies - Pytorch, AWS Ultraclusters, Hugging Face, LangChain, Lightning, VectorDBs, and more - to reveal the insights hidden within huge volumes of numeric and textual data. Be the expert in Natural Language Processing ...

Technical Insight AI Agent Engineer

Hiring Organisation
European Tech Recruit
Location
Slough, Berkshire, UK
Employment Type
Full-time
welcomed) • 2+ years of hands-on experience building AI agent systems, especially multi-agent workflows • Practical experience with agent development frameworks such as LangChain, AutoGen, LlamaIndex, etc • Strong proficiency in Prompt Engineering and Context Engineering • Working experience with RAG (Retrieval-Augmented Generation) • Excellent programming skills (Python preferred) • Solid software engineering ...

Technical Insight AI Agent Engineer

Hiring Organisation
European Tech Recruit
Location
City of London, London, United Kingdom
welcomed) • 2+ years of hands-on experience building AI agent systems, especially multi-agent workflows • Practical experience with agent development frameworks such as LangChain, AutoGen, LlamaIndex , etc • Strong proficiency in Prompt Engineering and Context Engineering • Working experience with RAG (Retrieval-Augmented Generation) • Excellent programming skills (Python preferred) • Solid software engineering ...

Technical Insight AI Agent Engineer

Hiring Organisation
European Tech Recruit
Location
London Area, United Kingdom
welcomed) • 2+ years of hands-on experience building AI agent systems, especially multi-agent workflows • Practical experience with agent development frameworks such as LangChain, AutoGen, LlamaIndex , etc • Strong proficiency in Prompt Engineering and Context Engineering • Working experience with RAG (Retrieval-Augmented Generation) • Excellent programming skills (Python preferred) • Solid software engineering ...

AI Engineer

Hiring Organisation
X4 Technology
Location
England, United Kingdom
strong internal AI community that values curiosity, learning and shared progress. AI Engineer – Key Responsibilities Generative AI frameworks and tools such as LangChain, LlamaIndex, Hugging Face, and APIs from OpenAI and Anthropic Building RAG (Retrieval-Augmented Generation) prototypes using vector stores and knowledge graphs Developing and testing agentic architectures enabling ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama ...

Agentic AI Engineer

Hiring Organisation
E.ON
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
systems. Strong proficiency in Python and solid software engineering fundamentals. Proven, hands-on experience building and deploying complex workflows using modern agentic frameworks (e.g., LangChain, LangGraph, CrewAI, AutoGen, or equivalent internal frameworks). Practical experience in connecting agents and products to Retrieval-Augmented Generation (RAG) systems, understanding vector stores, chunking ...

Senior AI Engineer

Hiring Organisation
Chambers and Partners
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
insight accuracy. LLM & Machine Learning Application Engineering Design, build, and maintain traditional ML and LLM models and pipelines. Build LLM apps using LangGraph/LangChain: tools/function calling, structured outputs (JSON Schema), agents, and multi-step reasoning. Implement ASR/TTS and multimodal where relevant (e.g., Whisper). Choose ...

Principal Associate, Data Scientist - LLM Customization Team

Hiring Organisation
Capital One
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
deliver AI powered products that change how customers interact with their money. Leverage a broad stack of technologies - Pytorch, Hugging Face, AWS Ultraclusters, LangChain, VectorDBs, and more - to reveal the insights hidden within huge volumes of numeric and textual data. Be the expert in Natural Language Processing (NLP) to harness ...

Principal Data Scientist, AI Foundations

Hiring Organisation
Capital One
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
deliver AI powered products that change how customers interact with their money. Leverage a broad stack of technologies - Pytorch, AWS Ultraclusters, Hugging Face, LangChain, Lightning, VectorDBs, and more - to reveal the insights hidden within huge volumes of numeric and textual data. Be the expert in Natural Language Processing ...

Principal Associate, Data Scientist - NLP

Hiring Organisation
Capital One
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
deliver AI powered products that change how customers interact with their money. Leverage a broad stack of technologies - Pytorch, AWS Ultraclusters, Hugging Face, LangChain, Lightning, VectorDBs, and more - to reveal the insights hidden within huge volumes of numeric and textual data. Be the expert in Natural Language Processing ...

AI / ML Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Fargate, Lambda, Step Functions). Build CI/CD pipelines for ML models, agents, and GenAI applications. Deploy LLMs and orchestrate multi-agent systems (LangChain, LangGraph, or custom). Create and maintain data pipelines (Airflow, dbt, Step Functions). Implement monitoring, observability, and automated retraining (CloudWatch, Prometheus, Grafana, MLflow). ...