Mastercard

Principal Software Engineer

Mastercard
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1 day ago
O'Fallon, MO, USAStaff+
H1B sponsor

Base Salary

$170k - $281k/yr

Responsibilities

  • Provide technical leadership and architectural guidance across multiple engineering organizations.
  • Define enterprise architecture patterns, reference implementations, decision frameworks, and reusable engineering capabilities.
  • Lead architecture reviews and technical design discussions focused on scalability, resiliency, security, performance, and operational excellence.
  • Evaluate technology investments, transformation initiatives, emerging technologies, and architecture decisions.
  • Design and develop AI-enabled engineering tools, architecture assistants, and knowledge platforms.
  • Drive adoption of AI-powered engineering capabilities and promote platform reuse and shared services.
  • Influence engineering principles, software development lifecycle standards, secure software lifecycle standards, and architecture governance.
  • Guide teams in selecting technologies, architectures, and platform capabilities aligned with strategic objectives.
  • Create technical thought leadership, standards documentation, architecture guidance, and executive-level communications.
  • Mentor senior engineers and architects while fostering engineering excellence and continuous improvement.

Requirements

  • Extensive experience designing and delivering highly scalable, resilient, and secure enterprise software solutions.
  • Deep expertise in software architecture, cloud platforms, microservices, distributed systems, and platform engineering.
  • Proven ability to influence technical strategy and architectural direction across multiple teams and business domains.
  • Strong experience establishing engineering standards, governance models, architecture frameworks, and operational excellence practices.
  • Expertise in reliability engineering, observability, performance optimization, and production operations.
  • Experience developing reusable platforms, shared services, and enterprise technology capabilities.
  • Strong understanding of modern software delivery practices, continuous integration and delivery, infrastructure automation, and DevSecOps methodologies.
  • Experience evaluating emerging technologies and translating technical innovation into business value.
  • Demonstrated success driving cross-functional technical decisions through influence and collaboration.
  • Exceptional communication, analytical, problem-solving, and strategic thinking skills.
  • Passion for innovation, continuous learning, and advancing engineering excellence at enterprise scale.

Benefits

  • Competitive base salary of $170,000-$281,000 in O'Fallon, Missouri, with possible annual bonus or commissions depending on the role.
  • Medical, prescription drug, dental, vision, disability, and life insurance.
  • Flexible spending account and health savings account.
  • Paid leaves including 16 weeks of new parent leave and up to 20 days of bereavement leave.
  • 80 hours of Paid Sick and Safe Time, 25 vacation days, 5 personal days, and 10 annual paid U.S. holidays.
  • 401(k) with company match and deferred compensation for eligible roles.
  • Fitness reimbursement or on-site fitness facilities.
  • Eligibility for tuition reimbursement.
  • Full-time employee benefits and other company benefits vary by role and eligibility.
Mastercard

About Mastercard

10,000+ employees

Mastercard builds and operates a global payments network used by banks, merchants, fintechs, and governments, offering card processing, real-time payments, tokenization, and fraud/risk services. It generates revenue from transaction processing and assessment/service fees across more than 200 countries and territories. Founded in 1966 and headquartered in Purchase, New York, Mastercard is a public company listed on the NYSE (ticker: MA).

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