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Mastercard · 2 days ago

Senior Software Engineer

O'Fallon, MO

Full-time

Onsite

Senior Level, Lead/Staff

$115K/yr - $184K/yr

8+ years exp

Mastercard is a global technology company in the payments industry, focused on creating an inclusive digital economy. The Senior Software Engineer will lead technical projects, guide engineering teams, and ensure high-quality solution delivery while collaborating with various stakeholders.

FinanceFinancial ServicesInformation TechnologyPayments

Growth Opportunities

H1B Sponsor Likely

Responsibilities

Lead the design, development, and deployment of complex engineering projects

Provide technical guidance and mentorship to engineers and cross-functional teams

Collaborate with product managers, designers, and stakeholders to define project requirements and deliverables

Ensure engineering best practices, code quality, and performance standards are upheld

Conduct code reviews, architecture discussions, and technical deep-dives

Manage project timelines, risks, and resources to ensure timely delivery

Stay current with emerging technologies and industry trends to drive continuous improvement

Foster a culture of innovation, collaboration, and accountability

Qualification

JavaSpring BootRESTFUL APIsCloud Native DevelopmentCI/CD toolsAgile methodologiesMicroservices design patternsTest Automation FrameworksCC#JavaScriptSQLDevOpsSecurity best practicesPerformance optimization

Required

Bachelor's or Master's degree in Engineering, Computer Science, or a related field

8+ years of experience in software/hardware engineering

Has the ability to write secure code in two or more languages (e.g., C, C+, C#, Java, JavaScript, COBOL, SQL)

Experience working on scalable, multi-threaded software products developed using core Java, Spring Core, Spring Boot, Spring Batch, Hibernate/JPA, Maven/Gradle, PL/SQL, Unix/Shell scripts, and deployed on Tomcat/PCF

Hands-on experience working with RESTFUL APIs and knowledge of Cloud Native Development such as Pivotal Cloud Foundry (PCF) and AWS

Hands on experience of writing Junit test cases, working with Maven/Ant/Gradle, GIT

A solid understanding of Java/microservices design patterns and common industry-standard best programming practices

Practical knowledge of CI/CD tools such as Jenkins

Working knowledge of Test Automation Frameworks and related tools such as Selenium, Rest-assured, TestNG, and Postman

Experience of working with Agile methodologies

Advanced skills and knowledge of Java 17+, Spring Boot, JPA, Hibernate

Ability to innovate and develop new approaches to complex design problems

Proven experience using Agile Methodology and working with cross-functional teams, actively contributing to discussions at retrospectives and elaboration sessions

Experience working in a dynamic and collaborative work environment, making independent decisions and contributing to team discussions

Preferred

Experience with DevOps, CI/CD pipelines, and cloud infrastructure (AWS, Azure, GCP)

Familiarity with security best practices and performance optimization

Ability to manage multiple projects and priorities in a fast-paced environment

Benefits

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

56 hours of Paid Sick and Safe Time

Jury duty leave

On-site fitness facilities in some locations

Company

Mastercard

Glassdoor4.2

Mastercard is a financial network that processes payments between banks and cardholders.

Founded in 1966

Purchase, New York, USA

10001+ employees

http://www.mastercard.com

H1B Sponsorship

Mastercard has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (540)

2024 (319)