Senior Software Engineer II – Anti-Spoofing/Liveness Detection Shape the Future of Biometric Security with Us Are you excited by the opportunity to create innovative software that makes a positive difference for people and communities? Do you value collaboration, enjoy supporting the growth of others, and approach challenges with creativity and determination? About the Business LexisNexis Risk Solutions is a leading partner in risk assessment. Within our Business Services division, we deliver solutions that empower organizations of all sizes to achieve revenue growth, streamline operations, and enhance customer experiences. Our technologies play a critical role in anti-money laundering and counter-terrorist financing, identity authentication and verification, fraud and credit risk mitigation, and customer data management. Learn more about LexisNexis Risk at https://risk.lexisnexis.com About the Team Join a diverse and welcoming team of engineers passionate about building a world-class platform to address identity fraud on a global scale. We believe that everyone brings unique perspectives and strengths, and we encourage applications from people of all backgrounds and experiences. About the Role As an Anti-Spoofing/Liveness Detection Engineer, you will help design and develop advanced systems to detect and prevent spoofing attacks in biometric authentication. You will apply machine learning and deep learning to distinguish genuine interactions from fraudulent ones, ensuring secure and accessible digital experiences for all users. Responsibilities + Design and develop liveness detection systems using AI algorithms to separate real from fake biometric data, analyzing features such as facial characteristics, eye movements, and other physiological signals. + Build and optimize deep learning models tailored for liveness detection, selecting and refining algorithms to achieve high accuracy and reliability. + Engage in feature engineering by identifying and extracting important patterns from biometric data, including texture analysis, motion-based detection, and 3D depth analysis. + Work with data scientists and team members to collect, clean, and prepare large datasets for model training, ensuring data quality and representativeness. + Implement machine learning algorithms to process real-time biometric data, integrating multiple modalities like facial recognition, fingerprint scanning, and iris recognition. + Test and validate liveness detection systems thoroughly to ensure strong performance in real-world situations and validate models against a variety of spoofing techniques. + Deploy, monitor, and maintain liveness detection systems in production, ensuring scalability and high performance. Proactively identify and address any accuracy or efficiency issues. Requirements + Understanding of machine learning frameworks such as TensorFlow, Keras, or PyTorch. + Experience developing deep learning models. + Programming skills in Python, Java, or R (or similar languages) for model development and algorithm implementation. + Strong analytical and problem-solving abilities, with a familiarity with statistics, probability, and data analysis techniques. + Ability to work collaboratively with cross-functional teams—including data scientists, software engineers, and product managers—to achieve shared goals. Preferred, but Not Required + Experience in anti-spoofing or biometric security systems. + Familiarity with standards such as NIST ISO/IEC 30107 or FIDO. + A passion for continuous learning and keeping up with the latest advancements in AI and machine learning. We are committed to creating an accessible and supportive workplace. If you need reasonable accommodation(s) to participate in the application process or to perform this job, please let us know. We value every candidate’s potential and welcome applications from all qualified individuals, including those from underrepresented and non-traditional backgrounds. Learn more about the LexisNexis Risk team and our culture here (https://relx.wd3.myworkdayjobs.com/RiskSolutions/page/21c296c982531000b79663f3194b0000) 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 . RELX is a global provider of information-based analytics and decision tools for professional and business customers, enabling them to make better decisions, get better results and be more productive. Our purpose is to benefit society by developing products that help researchers advance scientific knowledge; doctors and nurses improve the lives of patients; lawyers promote the rule of law and achieve justice and fair results for their clients; businesses and governments prevent fraud; consumers access financial services and get fair prices on insurance; and customers learn about markets and complete transactions. Our purpose guides our actions beyond the products that we develop. It defines us as a company. Every day across RELX our employees are inspired to undertake initiatives that make unique contributions to society and the communities in which we operate.