Data Scientist III at LexisNexis Risk Solutions in United Kingdom

Data Scientist III Location: Farringdon Are you ready to grow your data scienceexpertiseand work on impactful AI and machine learning projects? Would you enjoy building advanced analytics, machine learning, and GenAI solutions that drivereal businessvalue? About our team We are a fast-moving, high-impact Data Science & AI team building real-world GenAI and ML solutions across the LexisNexis business. Our work powers smarter decisions for Product, Sales, Finance, Marketing, Customer Success, and Engineering—everything from predictive models to enterprise GenAI applications to automation that transforms how teamsoperate. We are data science generalists who enjoy variety. One day, it may be designing a new GenAIworkflow,the next it may be deploying a model into Salesforce or developing a pipeline in Databricks. Weworkclosely with stakeholders to build practical solutions thatare usedand deliver measurableimpact. If you want to experiment, build, ship, and see your workmake a differenceacross a globalorganisation, you will feel right at home with us. About the role We are seeking aData Scientist IIIwho is a strong Data Science Generalist. The ideal candidate is comfortable working across GenAI, traditional machine learning, analytics, data engineering, cloud platforms, and enterprise system integrations. In this role, you will help design, build, and deploy AI and ML solutions that support key business functions across Product, Sales, Finance, Marketing, Customer Success, and Engineering. You will contribute across the full solution lifecycle, including problem framing, data preparation, modelling, experimentation, prompt engineering, deployment, monitoring, and stakeholder communication. This position is ideal for a versatile data scientist who enjoys solving diverse problems, working across multiple systems, and contributing to measurable business impact. Responsibilities: Build GenAI applications using OpenAI APIs, embeddings, vector search, and RAG. Apply prompt engineering and help define evaluation approaches for GenAI outputs. Develop and deploy ML models (e.g., churn, propensity-to-buy, sentiment/feedback, lead scoring, customer intelligence). Own the full ML lifecycle: data prep, experimentation, deployment, and monitoring. Build andoptimisefeature pipelines and model scoring jobs with Python, Databricks, Spark, and Delta Lake. Use AWS (S3, Redshift, Lambda) for data automation and orchestration. Improve pipeline data quality, observability, lineage, and documentation. Integrate models/data with enterprise platforms (Salesforce, Oracle Fusion/Service Cloud/Peoplesoft). Deliver real-time and batch workflows to improve CRM, sales, service, and marketing operations. Partner cross-functionallyto defineKPIs, generate actionable insights, communicate clearly, and drive adoption via demos/docs/training. Requirements: Strong Python programming skills. Experience with OpenAI APIs, LLM workflows, and prompt engineering. Solid machine learning fundamentals, including supervised learning, NLP, and feature engineering. Experience with Databricks, Spark, and Delta Lake. Strong SQL skills with experience working on large datasets. Experience with AWS, including S3 and Lambda. Familiarity with Redshift, Snowflake, or other cloud data warehouses. Experience working withbehaviouralor business datasets. Ability to work across machine learning, analytics, data engineering, and integrations. Ability to contribute to end-to-end solutions spanning data, models, APIs, and automation workflows. We know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Click here to access benefits specific to your location. We are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120. Criminals may pose as recruiters asking for money or personal information. We never request money or banking details from job applicants. Learn more about spotting and avoiding scams here. Please read our Candidate Privacy Policy. We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. USA Job Seekers: EEO Know Your Rights.