26 to 50 of 88 Permanent LangChain Jobs

Artificial Intelligence Engineer

Hiring Organisation
LT Harper Recruitment Group
Location
London Area, United Kingdom
agents). Ability to move fast without compromising on code quality, testing, and operational excellence . Nice to have Experience with tools such as LangChain, LlamaIndex, Haystack, Hugging Face, Weaviate, CrewAI, AutoGen , or similar. Hands-on work with Retrieval Augmented Generation , AI agents, and agent orchestration frameworks. Experience working with ...

Data Scientist

Hiring Organisation
bp
Location
London, England, United Kingdom
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 ...

AI Engineer – Production LLM Systems

Hiring Organisation
Redimeer
Location
City of London, London, United Kingdom
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 ...

Senior AI Engineer

Hiring Organisation
Space Executive
Location
London Area, United Kingdom
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/ ...

Artificial Intelligence Engineer

Hiring Organisation
Cititec
Location
City of London, London, United Kingdom
implementing RAG architectures, vector/graph databases, knowledge graphs, and prompt engineering. Experience building multi-step LLM workflows and agentic systems using frameworks (e.g., LangChain, LangGraph, Claude Agents SDK) or custom solutions. Strong Python (or other modern programming language) skills with production API/service development experience. Knowledge of cloud ...

Staff AI Engineer - Fitness & Health

Hiring Organisation
Harnham
Location
London Area, United Kingdom
looking for 6+ years’ experience delivering production AI/ML systems Strong Python and SQL Proven hands-on GenAI experience (LLMs/RAG; LangChain/LlamaIndex/LangGraph-style tooling preferred) A track record of autonomous ownership - running projects with minimal supervision Strong stakeholder engagement: can influence and communicate with ...

Principal AI Software Engineer

Hiring Organisation
Formula Recruitment
Location
London Area, United Kingdom
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 ...

Artificial Intelligence Engineer

Hiring Organisation
Prolo
Location
City of London, London, United Kingdom
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. ...

GenAI Engineer - Global Beauty Brand

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
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. ...

Data Engineer

Hiring Organisation
Anson Mccade
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£55,000
/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 ...

Pre Sales AI Architect

Hiring Organisation
MBN Solutions
Location
City of London, London, United Kingdom
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 ...

(Senior) AI Solutions Architect - Platinion

Hiring Organisation
Boston Consulting Group
Location
Brussel (Stad), Brussel, Belgium
Employment Type
Permanent
Salary
EUR Annual
systems Proficiency in programming languages such as Python, JavaScipt, TypeScript, or R, and familiarity with AI development tools and libraries like TensorFlow, PyTorch, LangChain or LlamaIndex Knowledge of vector databases and data platforms Own problems end-to-end, and are willing to pick up whatever knowledge you're missing ...

Senior Data Scientist

Hiring Organisation
DVSA.GOV
Location
Nottingham, Nottinghamshire, United Kingdom
Employment Type
Permanent
Salary
£44241/annum
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 ...

Senior Data Scientist

Hiring Organisation
DVSA.GOV
Location
Bristol, City of Bristol, United Kingdom
Employment Type
Permanent
Salary
£44241/annum
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 ...

Senior Data Scientist

Hiring Organisation
DVSA.GOV
Location
Hounslow, London, United Kingdom
Employment Type
Permanent
Salary
GBP 44,241 Annual
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 ...

Senior Data Scientist

Hiring Organisation
DVSA
Location
Hayes, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£44,241 per annum
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 ...

Senior Data Scientist

Hiring Organisation
DVSA.GOV
Location
Swansea, City and County of Swansea, West Glamorgan, United Kingdom
Employment Type
Permanent
Salary
£44241/annum
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 ...

Senior Data Scientist

Hiring Organisation
DVSA.GOV
Location
Hillingdon, Greater London, Hayes, United Kingdom
Employment Type
Permanent
Salary
£44241/annum
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 ...

Senior AI Platform Engineer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent
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 ...

Gen AI Engineer

Hiring Organisation
Wave Group
Location
England, United Kingdom
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 ...

AI Engineer - Consulting Innovation Team

Hiring Organisation
Harnham
Location
London Area, United Kingdom
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. ...

Senior Python Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
Dublin, City of Dublin, Republic of Ireland
Employment Type
Permanent
Salary
£70000 - £72000/annum Negotiable
client needs someone with deep hands-on experience building Retrieval-Augmented Generation (RAG) pipelines and Agentic frameworks . You should know how to use LangChain or LlamaIndex to create AI that can execute multi-step tasks. The Data Architect: Proficiency in Vector Databases is essential. You should be comfortable designing ...

Java Full Stack Engineer (SC eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
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 ...

AI Solutions Architect - Platinion

Hiring Organisation
Boston Consulting Group
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
systems Proficiency in programming languages such as Python, JavaScipt, TypeScript, or R, and familiarity with AI development tools and libraries like TensorFlow, PyTorch, LangChain or LlamaIndex Knowledge of vector databases and data platforms Demonstrated ability to lead projects, manage teams, and drive projects to completion under tight deadlines (Management ...

AI Consultant

Hiring Organisation
Stealth IT Consulting Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
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. ...