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Software Engineer II
Mastercard
O'Fallon, MissouriPosted Jul 20, 2026 · 12h ago$92k – $147k
Full-time$92k – $147kMid LevelOn-siteFintech
About this role
Mastercard is seeking an experienced Software Engineer II specializing in Java development and microservices. This role involves independently developing scalable, cloud-ready applications, contributing to software design and architecture, and ensuring operational excellence. You will translate product requirements into technical solutions, build maintainable applications, and participate in code reviews and production support.
What we are looking for
6- Design scalable software components from product requirements
- Contribute to software architecture and technical design
- Build modular, extensible, and maintainable applications
- Design and execute automated tests
- Apply secure coding practices and participate in code reviews
- Support system performance optimization and reliability
Skills mentioned
2JavaCI/CD
