Senior 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

We are looking for a Senior Software Engineer to design and develop secure, scalable cloud-native applications supporting Mastercard's Cloud Connect initiatives. You will collaborate with cross-functional teams and contribute to architectural decisions. Ideal candidates have significant experience in Golang, AWS, and distributed systems.

Required Skills
software development cloud-native collaboration cross-functional collaboration Go Amazon Web Services distributed systems
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