Principal Software Engineer

Job Title:

Principal Software Engineer

Overview:

About Mastercard
Mastercard powers a global, inclusive digital economy. We build secure, scalable technology that enables fast, simple, and safe payments for people and businesses everywhere.
The Opportunity
We’re looking for a Principal Software Engineer to play a key role in shaping our Intelligent Dispute Platform (IDP) — a next-generation platform transforming how disputes are managed at global scale.
This is a high-impact role where you’ll combine deep technical expertise, architectural leadership, and a bias for action to solve complex challenges in a fast-moving environment.
What You’ll Do
Lead the design of scalable, cloud-native platforms handling high-volume, mission-critical workloads
Act as a technical authority, guiding architecture and key engineering decisions
Drive engineering excellence across development, testing, security, and reliability
Embed strong development lifecycle discipline (PDLC) to ensure quality and delivery at scale
Apply AI and automation to improve how software is built, tested, and delivered
Partner across teams to solve complex problems and deliver outcomes quickly
Mentoring engineers and raising the bar for technical excellence
What We’re Looking For
Proven experience building large-scale distributed systems
Strong background in microservices, APIs, cloud platforms, and modern engineering practices
Ability to operate with urgency, make decisions quickly, and adapt to change
Exceptional problem-solving skills — especially in ambiguous, high-pressure situations
Experience influencing across teams and driving technical strategy at scale
Interest or experience in applying AI to software engineering workflows
Why Join Us?
Work on high-impact, global-scale systems
Be part of a team defining the future of AI-enabled engineering
Collaborate with top engineering talent across Mastercard
Shape platforms that power critical financial infrastructure worldwide

To find US Salary Ranges, visit People Place. Under the Compensation tab, select "Salary Structures." Within the text of "Salary Structures," click on the link "salary structures 2025," through which you will be able to access the salary ranges for each Mastercard job family. For more information regarding US benefits, visit People Place and review the Benefits tab and the Time Off & Leave tab.