Sr. Principal Software Engineer
Company: Mastercard
Location: Chicago, IL
Type: Full-time
Posted: 2026-03-13
About this role
Our Purpose
*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.*
Title And Summary
Sr. Principal Software Engineer
Role Overview
As a Sr. Principal Engineer in the AI & Data Platform Engineering organization, you will provide technology leadership and strategic influence across enterprise-scale initiatives for the next generation Decision Management Platform. With deep architectural expertise and ability to collaborate across the organization, you will have the ability to drive innovation and engineering excellence. Key areas of focus include leveraging disruptive technologies in the real time AI inferencing and decisioning domain to improve product effectiveness, increase business agility, increase technical resilience and scalability, and lower cost of ownership. You will work closely with the technology executive, senior leaders and engineers to play an important pivotal role in shaping the overall AI & DPE technology strategy for the wider AI & DPE team.
Key Responsibilities
Enterprise Architecture & Technical Leadership
- Lead architectural design for complex, enterprise-wide initiatives involving multiple services, programs, and high-scale decisioning workloads.
- Define service interactions, data flows, dependency models, and architecture policies that ensure scalability, resiliency, and security.
- Partner with business and product leaders to architect new services that enable innovative Mastercard products and decision capabilities.
Customer Experience & Platform Strategy
- Im...