Description
Mastercard Commercial Solutions is hiring a Senior Software Engineer in O’Fallon, Missouri, to develop and maintain secure full-stack payment applications and services. The role covers application design, development, testing, deployment, performance optimization, production troubleshooting, and mentoring, with responsibilities across Java, JavaScript, Angular, Spring, REST APIs, Kafka, and related technologies. Candidates need a bachelor’s degree in a relevant field and at least eight years of software engineering or information technology experience. The position offers a base salary of $115,000–$184,000 USD in O’Fallon, Missouri, with benefits including medical, dental, vision, retirement, paid leave, and other programs.
