Mastercard Jobs

Job Information

MasterCard Senior Software Engineer (Test Automation) in O'Fallon, Missouri

Our Purpose

We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion ( for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results.

Job Title

Senior Software Engineer (Test Automation)


The Network Services team is seeking a Senior Software Engineer to contribute to the development and delivery of software solutions within an agile scrum team with a focus on test automation. The ideal candidate has strong technical expertise in test automation for Java applications, CI/CD pipelines, and basic devops principals.


• Responsible for the analysis, definition, and implementation of automated test cases to test applications at the component level.

• Ability to write moderately complex scripts and programs for automation, tools, frameworks, dashboards, and alarms.

• Integrates automated test cases into product's CI/CD pipelines.

• Ensures quality across the full stack via rigorous CI/CD practices in all aspects of the SDLC.

• Engages with the development team, product management, and scrum masters to deliver secure solutions that delight our customers.

• Contributes to story estimation as part of an agile team.

• Participates in all agile scrum ceremonies.

• Adheres to team working agreements, best practices, and coding standards.

• Participates in code-reviews, test case reviews, code scanning, and other standard development practices to deliver high-quality artifacts to production.

• Participates in blameless postmortems culture to identify root causes of incidents and implement learnings

• Shares and seeks knowledge within their Guild/Program to drive reuse of patterns/libraries/practices and enhance productivity.

• Automates common repetitive tasks.

• Strong written and verbal communication skills.

All About You

• BS in Computer Science or equivalent.

• Experienced with CI/CD pipelines and automation tooling such as Jenkins.

• Experienced with test automation frameworks such as Cucumber, PyTest, or JBehave.

• Experienced with object-oriented programming languages such as Java, Python, or C++.

• Strong understanding of Test Driven Development, Behavior Driven Development, and test automation.

• Understands the testing pyramid.

• A continuous learner.

In the US, Mastercard is an inclusive Equal Employment 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. If you require accommodations or assistance to complete the online application process, please contact 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.

Everyone wants easier ways to pay;

we invent them.

Checkout lines are slow;

we speed them along.

Merchants want more sales;

we give them data and insights.

People need financial access;

we connect them.

Corporate purchasing is complicated;

we make it simple.

Commuters are busy;

we speed them on their way.

Governments need greater efficiencies;

we help create them.

Small businesses are virtual;

we give them access to a world of buyers.

Retailers want to fight fraud;

we provide the tools.

Requisition ID: R-189350