Senior AI Scientist: LLMs, RAG & Chatbot Architect

Lebara Media Services Private Ltd; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A technology services company in Greater London is looking for an experienced AI Developer to lead the development of AI proof-of-concepts and chat-bots. The ideal candidate will have a Master's degree in CS/ML/AI and strong experience in Python and AI tooling. You will work closely with product and technology teams while mentoring junior data scientists. This role offers the chance to innovate and collaborate with diverse stakeholders in a dynamic environment.

Qualifications

• Master's degree in Computer Science, Machine Learning, AI, or a related field.
• Strong proficiency in Python with experience in modern AI tools.
• Knowledge of cloud platforms and ML Ops practices.

Responsibilities

• Lead development of AI POC’s and chat-bots.
• Fine-tune and deploy language models locally.
• Mentor junior data scientists and contribute to architecture.

Skills

Python

RAG

AI/ML tooling

Conversational AI

Cloud platforms (Azure)

Stakeholder management

Collaboration

Education

Masters in CS/ML/AI

Tools

LangChain

LangFuse

vector databases

Job description

A technology services company in Greater London is looking for an experienced AI Developer to lead the development of AI proof-of-concepts and chat-bots. The ideal candidate will have a Master's degree in CS/ML/AI and strong experience in Python and AI tooling. You will work closely with product and technology teams while mentoring junior data scientists. This role offers the chance to innovate and collaborate with diverse stakeholders in a dynamic environment.