Senior AI Scientist: NLP, LLMs & IP Analytics

RELX Group; Poltimore; On-site; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Health benefits

Wellbeing programs

Life assurance

Contributory pension scheme

Share option scheme

Travel season ticket loan

Electric Vehicle Scheme

Dental insurance

Maternity, paternity, and shared Paren

Employee Assistance Programme

RECARES days

Learning and development resources

Employee discounts via Perks at Work

Job summary

LexisNexis Intellectual Property Solutions (LNIP) seeks a Senior Data Scientist I to shape AI-powered patent analysis within Protégé in PatentSight. The role focuses on defining what to build and why, leveraging ML, NLP, and LLMs to enhance IP workflows and deliver scalable, customer-facing solutions.

The position involves experimentation, modeling, and collaboration with engineers to translate validated approaches into product-ready capabilities.

Qualifications

• Degree in a quantitative or technical field (Statistics, Computer Science, Mathematics, Data Science, etc.).
• Strong experience in machine learning, NLP, and LLM-based modeling.
• Strong experience designing and running experiments, including model evaluation and coding skills in Python.
• Experience with generative AI techniques (e.g., prompt engineering, RAG).
• Experience designing and evaluating hybrid search (semantic + lexical) using embeddings and vector designing agentic workflows and reasoning strategies, with hands-on experience applying agent frameworks (e.g., Google ADK, LangChain, LangGraph, AutoGen) in real-world use cases.
• Proficiency in data analysis tools.
• Strong foundation in statistics, modeling, and large-scale text processing.

Responsibilities

• Develop and implement NLP, LLM, and generative AI approaches (e.g., RAG, prompt strategies, patent search).
• Define agentic workflows and reasoning strategies for multi-step IP tasks.
• Develop retrieval strategies, including hybrid search (semantic + lexical), and evaluation metrics (e.g., relevance, ranking quality).
• Analyse large-scale IP datasets to extract insights and improve model performance.
• Establish best practices for model evaluation, validation, and benchmarking.
• Translate experimental results into clear product recommendations and business impact.
• Collaborate with product, IP experts, and engineers to align solutions with user needs.

Skills

Machine learning

NLP

LLM modeling

Experiment design

Python

Embeddings

Agent frameworks

Education

Degree in quantitative/technical field

Tools

Google ADK

LangChain

LangGraph

AutoGen

Job description

LexisNexis Intellectual Property Solutions (LNIP) seeks a Senior Data Scientist I to shape AI-powered patent analysis within Protégé in PatentSight. The role focuses on defining what to build and why, leveraging ML, NLP, and LLMs to enhance IP workflows and deliver scalable, customer-facing solutions.

The position involves experimentation, modeling, and collaboration with engineers to translate validated approaches into product-ready capabilities.