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.
About the Role
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
- Build data‑driven solutions addressing high‑value customer problems
- 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
LexisNexis Legal & Professional® provides legal, regulatory, and business information and analytics that help customers increase their productivity, improve decision‑making, achieve better outcomes, and advance the rule of law around the world. As a digital pioneer, the company was the first to bring legal and business information online with its Lexis® and Nexis® services.
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.
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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.
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Skills Required
- Experience building and deploying machine learning solutions in production
- Hands-on expertise with large-scale natural language (NLP) 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
RELX Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about RELX and has not been reviewed or approved by RELX.
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Retirement Support — Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with matching contributions, alongside other financial protections such as life and disability coverage. Tuition reimbursement and share purchase access further broaden the financial value of the package beyond base salary.
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Leave & Time Off Breadth — Leave and time off breadth appears strong, with generous vacation allowances, mental health days, and options like sabbaticals and tiered PTO by tenure. Parental and caregiving leaves are described in detail, reinforcing time-away benefits as a standout component of the overall package.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle benefits are supported by offerings such as mental health support (e.g., app access), EAP resources, gym-related perks, and wellness incentives. Flexible working hours and related work-life supports add to the perceived day-to-day value of benefits.
RELX Insights
What We Do
RELX is a global provider of information-based analytics for professional and business customers across industries. We help scientists make new discoveries, doctors and nurses improve the lives of patients and lawyers win cases. We prevent online fraud and money laundering, and help insurance companies evaluate and predict risk. Our events enable customers to learn about markets, source products and complete transactions. In short, we enable our customers to make better decisions, get better results and be more productive. We do this by leveraging a deep understanding of our customers to create innovative solutions which combine content and data with analytics and technology in global platforms. RELX serves customers in more than 180 countries and has offices in about 40 countries. It employs approximately 30,000 people of whom almost half are in North America. We operate in four major market segments: Scientific, Technical & Medical; Risk & Business Analytics; Legal; and Exhibitions.
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