About Us

At Mastercard, we're powering economies and empowering people, building ​ a sustainable economy where everyone prospers.

Size: 10000+ employees
Industry: Consulting, Financial Services, Technology, Fintech

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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

Software Engineer II (C++ Developer)

Who is Master Card:

What role do we play in the modern world? Are we an enabler of purchases or a facilitator for transactions? We play a much larger role in the world by enabling those that have no access to financial systems - every employee has the opportunity to be a part of something bigger and to change lives. We have the technology, people and Brand to serve modern society . Today, we are a global tech company that connects everyone to endless possibilities, priceless possibilities.

Overview:

• The Single Message
• Online team is part of the Transaction Switching organization at Mastercard. The group's mission is to provide the best authorization system for debit and credit card transactions. Engineers working on this program are experts in software development. They use their skills to design and develop software solutions for changing business needs while adhering to Mastercard's standards, processes, and best practices.

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Role:All staff at Mastercard are expected to demonstrate 'Mastercard Way' cultural values every day -own it, simplify it, sense of urgency, thoughtful risk-taking, unlock potential, and be inclusive -with a relentless focus on our customers. As a Software Engineer II at Mastercard, you are expected to perform the following general duties:

• Own software delivery tasks (development, test, deployment) at an application/software component level• Able to troubleshoot and refactor existing code• Adopt new skills, tools, languages, and architecture patterns required for completing the delivery task• Contribute to the decisions made by the team• Support peers and mentor less experienced team members• Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives• Actively participate in team prioritization discussions with Product/Business stakeholders• Contribute to technical documentation of APIs and services being delivered All About You:
• Has ability to write and maintain secure code. Primary programming language for this role is C++, but experience with backend Java programming will also be considered• Proficient in building applications using open frameworks to achieve reuse and reduce development times (e.g., Spring Boot, Steeltoe, Angular, DCP, and others)• Understands the basic tenets of building and running mission critical software capabilities (security, scalability, resiliency, customer experience, testing, operability, simplification)• Understands requirement analysis being essential part of delivering value to our customers and partners and contributes in requirement elaboration, prioritization, and effort estimation; actively participates in delivery of work using SDLC methodologies• Understands and implements standard branching (e.g., Gitflow) and peer review practices• Understands and builds test code at unit level, service level, and integration level to ensure code and functional coverage• Apply tools (e.g., Sonar, Zally, Checkmarx) and techniques to scan and measure code quality and anti-patterns as part of development activity• Proficient in authoring test cases leveraging behavior-driven development and customer journey concepts• Understands Continuous Integration (CI) and Delivery (CD) concepts, and capabilities to support automation, pipelines, virtualization, and containerization; Aware of configuration management using tools (e.g., Puppet, Chef) and CI/CD tools (e.g., Artifactory, Jenkins, Git, Sonar)• Bachelor's degree in software engineering, computer science, information technology or related discipline preferred, or equivalent work experience 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 reasonable_accommodation@mastercard.com 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.

Pay Ranges

O'Fallon, Missouri: $92,000 - $147,000 USD

Client-provided location(s): O'Fallon, MO

Job ID: Mastercard-22331_R-253170

Employment Type: OTHER

Posted: 2025-07-24T04:05:25
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Perks and Benefits

Health and Wellness

• Health Insurance
• Dental Insurance
• Vision Insurance
• Life Insurance
• Short-Term Disability
• Long-Term Disability
• FSA
• FSA With Employer Contribution
• HSA
• HSA With Employer Contribution
• Fitness Subsidies
• On-Site Gym
• Pet Insurance
• Mental Health Benefits
• Virtual Fitness Classes
• Health Reimbursement Account

Parental Benefits

• Birth Parent or Maternity Leave
• Non-Birth Parent or Paternity Leave
• Fertility Benefits
• Adoption Assistance Program
• Family Support Resources
• On-site/Nearby Childcare
• Adoption Leave

Work Flexibility

• Flexible Work Hours
• Remote Work Opportunities
• Hybrid Work Opportunities

Office Life and Perks

• Commuter Benefits Program
• Casual Dress
• Happy Hours
• Snacks
• Company Outings
• On-Site Cafeteria
• Holiday Events
• Some Meals Provided

Vacation and Time Off

• Paid Vacation
• Paid Holidays
• Personal/Sick Days
• Leave of Absence
• Volunteer Time Off

Financial and Retirement

• 401(K) With Company Matching
• Performance Bonus
• Relocation Assistance
• Financial Counseling
• Stock Purchase Program
• 401(K)
• Company Equity

Professional Development

• Tuition Reimbursement
• Promote From Within
• Mentor Program
• Access to Online Courses
• Lunch and Learns
• Internship Program
• Work Visa Sponsorship
• Leadership Training Program
• Associate or Rotational Training Program
• Shadowing Opportunities

Diversity and Inclusion

Employee Resource Groups (ERG)

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