Mastercard
Software Engineer II
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Job Description
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. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.
The Fraud Products team (part of O&T) is developing new capabilities for MasterCard's Decision Management Platform, which serves as the core for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per month in tens of milliseconds using a multi-tiered, message-oriented approach for high performance and availability.
MasterCard software engineering teams leverage Agile development principles, advanced development, design and test automation practices, and an obsession over security, reliability, and performance to deliver solutions that delight our customers. We're looking for talented Software Testing Engineers to design and develop regression and integration test automation for fraud applications using advanced technologies that are revolutionizing payments.
Qualifications
Required Qualifications
- Strong software development and testing experience, particularly using Java.
- Experience designing, developing, testing, and supporting enterprise-scale software applications.
- Strong understanding of object-oriented programming, software design principles, and commonly used design patterns.
- Experience contributing to software architecture discussions and designing scalable, highly available distributed systems.
- Experience developing automated unit, functional, and integration tests.
- Knowledge of data structures, algorithms, and performance optimization techniques.
- Familiarity with secure coding practices and application security fundamentals.
- Experience performing code reviews and promoting software engineering best practices.
- Strong troubleshooting and debugging skills with the ability to identify and resolve complex technical issues.
- Experience analyzing application performance and optimizing systems for scalability and reliability.
- Familiarity with multi-tier web applications and high-performance transaction processing systems.
- Experience working with development, testing, and release teams in Agile environments.
- Skilled at explaining technical problems clearly and succinctly.
- Strong communication, collaboration, and organizational skills.
- Self-motivated with a high degree of initiative and ownership.
- Ability to learn quickly and work effectively within geographically distributed teams.
- Knowledge of Agile software development practices, continuous integration, and test-driven development.
- Bachelor's degree in Computer Science, Engineering, Information Systems, Information Technology, or equivalent practical experience.
- Strong Core Java programming experience
- Experience designing and developing enterprise software applications
- Experience with Continuous Integration systems (e.g., Jenkins)
- Oracle, PL/SQL, and advanced SQL scripting
- Experience with code reviews and software development best practices
- Knowledge of software design principles and object-oriented design
- Experience with automated unit, functional, and integration testing
- Experience with Testing frameworks such as TestNG and Spock
- Knowledge of secure coding practices
- Experience with production troubleshooting and root cause analysis
- Knowledge of Splunk, including dashboards, alerts, and monitoring
- Experience with IDEs such as IntelliJ IDEA or JBoss Developer Studio
Preferred Qualifications
- Experience with distributed systems at scale
- Experience contributing to software architecture and scalability initiatives
- Knowledge of performance engineering and application optimization
- Experience designing observable and operationally resilient systems
- Experience using tools such as Postman, PuTTY, WinSCP, and Toad
- Experience working within cloud-native or microservices-based environments
Skills & Technologies
About the Company
Mastercard
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Sign in to applyJob Details
Employment Type
Full Time
Experience Level
Mid
Salary Range
$92,000 – $147,000
Location
O'fallon, MO
Posted
7 days ago
Country
US