Senior Software Engineer

MastercardO'Fallon, MO

$115,000–184,000/yr

Apply on Mastercard’s site

Posted Sep 28, 2026

What you’d do

Build and maintain software as a senior engineer at Mastercard in O'Fallon, Missouri. Full time role with responsibility for information security practices. Found on the employer's careers page on Sep 29, 2026. Apply through the link.

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