Principal Software Engineer

Mastercard

O Fallon, Missouri, United States of America Posted October 27, 2026

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On-site Full-time Senior
Job Description

Exciting opportunity for a Principal Software Engineer to lead the architecture and engineering strategy for Mastercard’s critical authentication platforms. Drive technical leadership, influence engineering decisions, and mentor teams. Ideal for an experienced technical leader with deep expertise in distributed systems and enterprise application development.

Required Skills
software development leadership distributed systems
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