Manager, Software Engineering

Mastercard is looking for a Manager of Software Engineering to oversee the Global Credit Authorization team in O'Fallon, Missouri. This role involves leading a team of 5-10 engineers in the development of scalable payment authorization systems that handle billions of transactions globally. The ideal candidate should have strong expertise in C/C++ and distributed systems, along with a passion for building high-performing teams while actively participating in architecture, design, and software delivery. Responsibilities include mentoring engineers, guiding architectural decisions, and driving engineering excellence throughout the software development lifecycle. The position also focuses on modernizing platforms, enhancing performance and resiliency, and integrating emerging technologies in digital payments. This is a hybrid role, requiring three days a week in the office. The position is suited for a technical leader who enjoys tackling complex challenges in a high-stakes environment where reliability and security are critical.