Data Science Jobs in London

• London
• Remote
• £80,000 – £100,000 pa
• Mid-level

Builds and enhances risk pricing models for a personal lines insurer using statistical and machine learning techniques, developing, validating and monitoring predictive models in Python. Delivers customer segmentation, conversion modelling and pricing analytics, and supports a proprietary pricing and rating platform while working closely with technical, commercial and underwriting stakeholders.

Python

• London
• Hybrid · 2 days in office
• £160,000 – £170,000 pa
• Director · manages people

Owns the data, analytics and AI strategy for a global pharmaceutical procurement joint venture, leading a multidisciplinary team of about 18 across analytics, data science and engineering. Reports to the COO and drives a digital and AI roadmap spanning commercial and pricing analytics, predictive modelling of supply chain risk and operational improvement, working with senior stakeholders across both parent organisations.

• London
• Hybrid
• Lead

Lead the deployment of LLM-powered AI solutions across a legal services group, identifying high-value automation opportunities in legal workflows and taking them from concept to production. Work with engineers, architects and senior stakeholders to build RAG systems, define success metrics and monitor live solutions. Distinct for its applied, production-focused remit rather than model development in isolation.

Azure · Databricks · Snowflake

• London
• Hybrid · 3 days in office
• Entry level
• Permanent

Graduate role supporting tender preparation, customer enquiries and market research for oil, gas, geothermal and CCS customers. Involves maintaining Salesforce pipeline records, SAP transactional input, financial modelling, stock checks and audit support, with hybrid working three days a week in the London office.

Salesforce · SAP · SC Core +1

• London
• Hybrid · 2 days in office
• £110,000 – £120,000 pa
• Lead · manages people
• Temporary

Newly created role leading data science within a programme to embed AI at scale across legal workflows. You will identify automation opportunities with SMEs, prototype LLM-based solutions, guide them into production, monitor for drift, and build a small team, starting by recruiting a colleague.

Azure · Databricks · Snowflake

• London
• Hybrid
• £60,000 – £85,000 pa
• Mid-level

Builds next-generation AI products for knowledge discovery, intelligent search and scientific insight generation in the life science sector. Hands-on work spans LLMs, RAG and retrieval systems, semantic search, NLP and embeddings, agentic workflows with LangGraph and LangChain, plus production AI and MLOps. Hybrid role within a global organisation applying AI-native technologies to complex information.

LangGraph · LangChain

• London
• £46,415 – £52,494 pa
• Mid-level
• Permanent

Applies state-of-the-art deep learning and data science to Defence and Security challenges, running investigations and proof-of-concept work across text, image, audio and graph data. Works collaboratively with partner stakeholders, designing rigorous experiments and presenting findings, with some guidance from senior staff.

Version Control

• London
• Hybrid · 2 days in office
• £75,000 – £85,000 pa
• Senior
• Temporary

A new 18-month fixed-term role mapping end-to-end legal workflows with subject matter experts to identify where automation and AI can enhance service delivery. Involves process analysis, prototyping with AI tools, and communicating trade-offs to senior non-technical audiences, working hybrid with two days on-site.

Clio · Aderant · Jylo +3