Our Purpose
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, weâre helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary
Principal Software Engineer, Software Engineering
Principal Software Engineer â File Transfer
About the Role
Weâre looking for a Principal Software Engineer to help design, build, and operate Mastercardâs File Transfer platforms, which move critical data securely and reliably between Mastercard and its customers worldwide.
This is a senior individual contributor role for an engineer who enjoys solving complex platform problems, shaping technical direction, and raising engineering standards across teamsâwithout people management.
What Youâll Do
Design and build secure, scalable, and highly reliable services that power largeâscale file and data transfer.
Set technical direction and influence architecture across multiple teams and services.
Lead by example through handsâon coding, design reviews, and technical mentoring.
Drive endâtoâend service ownership, including performance, reliability, and operational readiness.
Identify and fix systemic issues, technical debt, and antiâpatterns to continuously improve platform quality.
Partner closely with Product and Operations to deliver features and resolve production issues quickly and effectively.
What Weâre Looking For
Deep experience building productionâgrade software in complex, distributed systems.
Strong technical judgment and the ability to simplify and improve large, existing platforms.
Comfort working across the full lifecycle: design, build, deploy, operate, and improve.
A collaborative mindsetâyou influence through expertise, not authority.
Experience with platforms involving secure data movement, integrations, or highâreliability services is a strong plus.
Why This Role
Youâll work on missionâcritical systems, solve real scale and reliability challenges, and have a meaningful impact on how Mastercard moves data globallyâwhile helping teams around you become better engineers.
Corporate Security Responsibility
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:
Abide by Mastercardâs security policies and practices;
Ensure the confidentiality and integrity of the information being accessed;
Report any suspected information security violation or breach, and
Complete all periodic mandatory security trainings in accordance with Mastercardâs guidelines.