Lead Software Engineer
MastercardO’Fallon, Missouri, United States
Posted May 14, 2026
Full Time
About the Company
Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.
Job Description
Mastercard is a global technology company in the payments industry, focused on powering an inclusive, digital economy that makes transactions safe, simple, smart, and accessible. We are seeking a Lead Software Engineer to design, build, and advance internal developer platforms through modern, data-driven user interfaces.
Requirements
- Software Design & Architecture
- Software Development Excellence
- Testing Strategy & Quality Engineering
- Performance Engineering
- Secure Coding & Compliance
- Troubleshooting & Incident Management
- Code Review & Technical Leadership
- Collaboration & Ownership
Benefits
- insurance
- flexible spending account and health savings account
- paid leaves
- 80 hours of Paid Sick and Safe Time
- 25 days of vacation time and 5 personal days
- 10 annual paid U.S. observed holidays
- 401k with a best-in-class company match
- deferred compensation for eligible roles
- fitness reimbursement or on-site fitness facilities
- eligibility for tuition reimbursement
