Senior Software Engineer (Java Full stack) Job Listing at Mastercard in O'Fallon, MO (Job ID R-254382)

Description

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

Senior Software Engineer (Java Full stack) Who is Mastercard?
• Mastercard is a global technology company in the payments industry. Our mission is 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.

About the Team
The MasterCard B&MI Technology team develops innovative business analytics and reporting solutions that keep MasterCard at the forefront of delivering value to a global customer base. We partner closely with product and technical teams to improve existing offerings, launch new products, and ensure high-quality, resilient, and scalable technology delivery.
Role
This position is part of the Enterprise Application Development group, focusing on building reports and applications with Java (Spring, Hibernate, J2EE) and modern front-end frameworks such as Angular or React. In this role, you will:
Translate business requirements into secure, scalable, and reliable software solutions.
Ensure alignment with MasterCard's enterprise architecture and technology standards.
Design, develop, test, and deliver cloud-native applications on Snowflake and Databricks (EC2, ECS, S3).
Support zero-downtime goals, compliance standards (PCI, GLBA, Safe Harbor), and detailed documentation.
Collaborate with business partners on product definitions, roadmaps, and enhancements.
Provide technical leadership through performance engineering, best practices, and mentoring of developers.

All About You
Bachelor's degree in CS/IT/Engineering or equivalent experience.
Strong communication, problem-solving, and analytical skills with the ability to adapt quickly to new technologies.
Proficient in Java 8+, JSP, Servlets, Spring 5, Hibernate, SQL/NoSQL databases (MySQL, Postgres, MongoDB).
Experience with REST/SOAP services, HTML/JavaScript/CSS, React/Angular, UNIX scripting, XML/XSLT.
Familiarity with development tools (Maven, Gradle, Jenkins, Chef, Sonar) and methodologies (Agile, Waterfall).
Cloud-native development experience.

Nice to Have
Data engineering, ETL/ELT, data modeling, and BI tools (Tableau, Power BI, SSIS). 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: $115,000 - $184,000 USD

 Apply on company website