Principal Software Engineer

Mastercard

O'Fallon, Missouri, United States
Base: $170,000 - $281,000 usd; bonus/equity: eligi...
Java and spring framework expertise
Aws and pcf cloud native architectures
Fraud rules engine modernization experience
The Principal Software Engineer will provide strategic technical leadership for the modernization of Fraud Rules within the next-generation Decision Management Platform

Job Summary

  • The Principal Software Engineer will provide strategic technical leadership for the modernization of Fraud Rules within the next-generation Decision Management Platform.
  • This role requires deep architectural expertise to deliver secure, resilient, and highly scalable platforms built on Java, Spring, and AWS/PCF cloud-native architectures.
  • Mastercard offers a competitive base salary ranging from $170,000 to $281,000 USD along with comprehensive benefits including medical insurance, paid leave, and 401k matching.

Matching Summary

The Principal Software Engineer will provide strategic technical leadership for the modernization of Fraud Rules within the next-generation Decision Management Platform.

Salary

Base: $170,000 - $281,000 USD; Bonus/Equity: Eligible for annual bonus or commissions; Benefits: Medical, dental, vision, 401k match, 25 days vacation

Skills & Requirements

Must-have

  • Java and Spring framework expertise
  • AWS and PCF cloud native architectures
  • Fraud Rules Engine modernization experience
  • Large-scale migration leadership
  • Highly scalable distributed systems design
  • Gen AI and LLM application knowledge

Nice-to-have

  • Experience with declarative paradigms
  • Functional programming background
  • Mentoring and talent development skills
  • Proactive problem-solving under pressure
  • Continuous learning mindset

Key Requirements

  • Bachelor's degree in IT or Computer Science
  • Extensive hands-on software development experience
  • Proven track record in large-scale migrations
  • Expert-level knowledge of Application Lifecycle Management tools

Work Rights

Not specified

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