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

Take on the role of Senior Software Engineer to develop and maintain secure, scalable enterprise applications using JAVA and Angular/React technologies. Contribute to software architecture, performance engineering, and operational excellence. Ideal for experienced engineers with strong analytical skills and a background in enterprise application development.

Required Skills
software development Java Angular React analytical skills
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