Senior Data Scientist in City of London
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Job Description
Senior AI / Data Science Specialist
Hybrid – 3 days onsite | £80,000 + benefits
Overview
A major customer-focused organisation is expanding its AI capabilities and is building out two key streams:
Traditional ML/Data Science
A new and rapidly growing AI function
This role sits within the AI stream, operating alongside one existing AI specialist but at a slightly more senior and strategic level. You will help shape the organisation’s LLM strategy, conversational AI capabilities, and broader applied AI roadmap.
Key Responsibilities
Design, build, and enhance LLM-driven tools, including RAG pipelines, embeddings, and prompt engineering.
Support and expand the organisation’s chatbot capabilities.
Work with unscripted data (text, call transcripts) to define key insights and model outputs.
Lead and contribute to the development of evaluation frameworks to measure AI and LLM performance.
Operate between AI engineering, ML engineering, and data science teams, helping define and influence wider AI strategy.
Collaborate with product, technical, and commercial stakeholders to deliver high-impact AI solutions.
Tech Environment
Python
LangChain / Langfuse (open to other modern AI frameworks)
Azure & Databricks
Experience deploying AI/ML models into production
Understanding of microservices architectures
Strong MLOps practices
Experience with conversational AI tools is a plus
About You
5+ years of experience across AI, machine learning, and data science
Proven ability to build POCs and move quickly in an applied AI environment
Broad exposure across LLMs, model deployment, and DS methodologies
Strong communication skills with the ability to work with non-technical and senior stakeholders
Comfortable operating in a hybrid model (3 days onsite)
Experience in customer-focused or high-volume data environments is advantageous
If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.
- Location:
- City Of London
- Job Type:
- FullTime