As a Principal ML Engineer, you will contribute to new product development by designing and delivering production‑ready machine learning solutions. You will work closely with cross‑functional partners to turn complex data and customer problems into scalable, high‑impact products. This role combines hands‑on engineering with collaboration in a fast‑moving, product‑driven environment.
Responsibilities
Design, build, and maintain production‑grade machine learning systems
Develop and orchestrate advanced agents in run‑time and build‑time environments
Explore, extract, and model knowledge from large‑scale natural language datasets
Prototype and evaluate new ideas and approaches quickly
Collaborate with data scientists, product designers, data engineers, and front‑end developers
Work with expert legal data annotators to improve data quality and outcomes
Requirements
Strong experience building and deploying machine learning solutions in production
Hands‑on expertise working with large‑scale natural language data
Ability to design and orchestrate modern ML or AI agents
Experience translating complex problems into data‑driven solutions
Strong collaboration skills across technical and non‑technical teams
Comfort working in an agile, start‑up‑style environment within a larger organization
Work in a Way That Works for You
We promote a healthy work/life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you meet your immediate responsibilities and your long‑term goals.
Working Pattern
Working flexible hours - flexing the times when you work in the day to help you fit everything in and work when you are the most productive.
Working for You
We know that your well‑being and happiness are key to a long and successful career. These are some of the benefits we are delighted to offer:
Private Medical/Dental Plan
Savings Fund
Life Insurance
Meal/Grocery Voucher
About the Business
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.
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Benefits
Health insuranceDental insuranceFlexible scheduleParental leave
Additional Information
Would you like to shape how advanced AI and machine learning are applied to real‑world legal and business challenges?
Are you excited to work hands‑on with large‑scale data and modern AI systems in a collaborative, product‑focused environment?
About our Team
LexisNexis Legal & Professional, which serves customers in more than 150 countries with 11,800 employees worldwide, is part of RELX ( http://www.relx.com ), a global provider of information‑based analytics and decision tools for professional and business customers. Our company has been a long‑time leader in deploying AI and advanced technologies to the legal market to improve productivity and transform the overall business and practice of law, deploying ethical and powerful generative AI solutions with a flexible, multi‑model approach that prioritizes using the best model from today's top model creators for each individual legal use case. The company employs over 2,000 technologists, data scientists, and experts to develop, test, and validate solutions in line with RELX Responsible AI Principles.
Relx · Mexico