Lead Software Engineer F/T

Posted:
7/2/2026, 5:33:04 PM

Location(s):
Missouri, United States ⋅ O’Fallon, Missouri, United States

Experience Level(s):
Senior

Field(s):
Software Engineering

Workplace Type:
On-site

Pay:
$140k–$231k/yr

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re 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

Lead Software Engineer F/T

Overview
Lead major projects and complex assignments with broad scope and long-term business implications.
Role.
• Create solutions with high level of innovation, cost effectiveness, high quality and faster time to market.
• Lead day-to-day system development and maintenance activities of the team to meet service level agreements (SLAs).
• Collaborate with business and technical partners to identify and scope the opportunities, outline potential value and ROI, identify risks, benefits and constraints.
• Lead planning, design and implementation of technical solutions.
• Create solution definition and solution architecture.
• Assist Management in Business Case Development and Scenario Planning leading to an effective decision-making process.
• Make presentations to the Management, Business Owners and other Stakeholders.
• Research on current and upcoming technologies and application appropriate frameworks and provide recommendations to Management.
• Partner with Project Managers in implementation of processes per the evolving needs of the team and the solutions.
• Create detailed cost and time estimates for implementing business solutions, define technical scope and requirements of the project and assist project manager with managing scope during the lifecycle of the project.
• Ensure adequate test coverage in Unit Testing, System Testing/Integration Testing and Performance Testing.
• Perform Quality Inspections and Walkthroughs throughout the SDLC including Requirements Review, Architecture Review, Design Review, Code Review and Security Review to ensure compliance with Mastercard standards.
• Support collection and reporting of project and software metrics.
• Look for opportunities to enhance standards and improve process efficiency.
• Lead production incident and problem management, identification of root cause and remediation of the problems.
• Mentor, coach and assist project team members.
• Assist with selection of technical resources for the projects.
About You
• Position requires a Bachelor’s degree or foreign equivalent in Information Systems, Information Technology, Computer Science or Engineering or related and five (5) years of experience in job offered or as a Project Leader, Senior Software Engineer, Engineer, or related.
• Qualifying experience must include at least one (1) year with each of the following: Java; Spring boot; Oracle; Bash; Linux; Security – OWASP/PCI DSS; VSCode; Git; Splunk; Dynatrace.
• Telecommuting and/or working from home may be permissible pursuant to company policies.
• To apply, please click the “Apply for job” link above, or send resume to recruiter Fitzroy Thomas, [email protected], 1 Lincoln Street, Boston, MA 02111. Ref MC71-2026.
Incentives offered through MasterCard’s Employee Referral Program Apply to this position. For more information, please visit our Employee Referral Site or see employee handbook.

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. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact [email protected] and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

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 Mastercard’s 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 Mastercard’s guidelines.

In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, 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 days of vacation time and 5 personal days, pro-rated based on date of hire; 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; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.

Pay Ranges

O'Fallon, Missouri: $140,000 - $231,000 USD