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Software engineer senior (IT)

Mastercard
FULL_TIME Remote · US O Fallon, MO, Missouri, US Posted: 2026-05-11 Until: 2026-07-10
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Job Description
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Senior Software Engineer (IBM ODM) Mastercard is seeking a Senior Software Engineer (Business Rule Author) to join the AI & Decisioning Platform Enablement (AI & DPE) team. In this role, you will be part of the Business Rules Engineering & Strategy team, focused on designing and delivering robust IBM Operational Decision Manager (ODM) rule solutions that power real-time, transaction-level decisioning, alerting, and notifications.. Business Rules embed intelligence into the transactional cycle by leveraging scoring models, cohesive rule strategies and behavioral data, and when combined with our agile rule development & deployment capabilities, results in a competitive advantage for all stakeholders, in the entire payment ecosystem. List Provide technical expertise for fraud prediction applications, which include mission critical, high volume transaction processing systems • Analyze customer requests for Fraud Rule changes and provide feedback on capabilities and effectiveness of solutions • Design effective rule strategies to identify and provide solutions for customers • Develop and implement rule changes in an agile environment • Validate rule changes against transactions data and ensure quality is enforced Have a bachelor’s degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience. Have IBM Operational Decision Manager software experience • Financial Services or Payments experience a plus. Direct experience with the development of custom software applications and services across a variety of technology selections and frameworks. Experience with software engineering concepts and methodologies, including agile lifecycles, testing automation, and behavior-driven development. Direct Java experience preferred. Experience with multiple OO languages and SQL a plus. good at organizing and planning for several concurrent initiatives with conflicting needs. Interested in building solutions that help recognize and prevent payment fraud? Strong sense of curiosity, analytical problem solving and is passionate about the customer experience journey • Flexible work style with the ability to quickly pivot to new priorities. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard’s security policies and practices; Report any suspected information security violation or breach, and In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; S. observed holidays; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and on-site fitness facilities in some locations.