L

LexisNexis Legal & Professional

Legal, government, and business intelligence platform

Data Scientist 3

Natural Language Processing & LLMsConfirmed live in the last 24 hours
Full-timeFarringdon, London, UKNo salary listedIn-person

About the Job

Requirements

  • A degree in a quantitative or technical field, such as Statistics, Computer Science, Mathematics, or Data Science.
  • Strong experience in machine learning, natural language processing, and large language model-based modeling.
  • Strong experience designing and running experiments, including model evaluation and iteration.
  • Strong coding skills in Python.
  • Experience with generative artificial intelligence techniques such as prompt engineering and retrieval-augmented generation.
  • Experience designing and evaluating hybrid search using semantic and lexical methods, embeddings, and vector databases.
  • Experience designing agentic workflows and reasoning strategies, with hands-on experience applying agent frameworks such as Google ADK, LangChain, LangGraph, or AutoGen in real-world use cases.
  • Proficiency in data analysis tools.
  • A strong foundation in statistics, modeling, and large-scale text processing.

Responsibilities

  • Develop and implement natural language processing, large language model, and generative artificial intelligence approaches, including retrieval-augmented generation, prompt strategies, and patent search.
  • Define agentic workflows and reasoning strategies for multi-step intellectual property tasks.
  • Develop retrieval strategies, including hybrid semantic and lexical search, and evaluation metrics such as relevance and ranking quality.
  • Analyze large-scale intellectual property 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 teams, intellectual property experts, and engineers to align solutions with user needs.

About the Company

LexisNexis Legal & Professional

Legal, government, and business intelligence platform

LexisNexis Legal & Professional provides legal, government, business, and high-tech information through subscription-based access to a vast repository of licensed news publications and corporate data. Its offerings, such as Nexis AI, enable advanced research, intelligence gathering, and automatic document summarization for professionals in law firms, corporations, government agencies, and academic institutions. The platform works by delivering curated information and insights from millions of companies and publications via a search and analysis interface, helping users find accurate information quickly. The company differentiates itself with a long history of service, a broad, licensed data library across multiple sectors, and AI-powered tools that streamline research and decision-making. Its goal is to help clients make informed decisions, achieve a competitive advantage, and boost efficiency by providing trusted information and tailored analytics.

Company size
5,001-10,000
Company stage
Growth Equity (Non-Venture Capital)
Total funding
$30M
Headquarters
New York City, New York
Founded
1973

Recently Posted Jobs

Explore more opportunities at LexisNexis Legal & Professional

See more jobs