Senior Software Engineer Job Listing at Mastercard in O'Fallon, MO (Job ID R-263373)

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 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.

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.

Smart Interface Overview:
Diverse agile team working on the Smart Interface product which is a set of APIs that allow Mastercard customers to participate in the 3-D Secure ecosystem. The 3-D Secure authentication protocol is based on a three-domain model where the Acquirer and Issuer are connected by the Interoperability Domain for the purpose of authenticating a Cardholder during an electronic commerce (e-commerce) transaction or to provide identity verification and account confirmation. Smart Interface provides this interoperability where the main function is to route authentication requests to the appropriate Directory Server for further processing. We support e-commerce (browser and in app) transactions from around the world.

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 Sr Software Development Engineer at Mastercard, you are expected to perform the following general duties:
• Work with business/product owners to develop and deliver on new and enhanced services
• Drive the application design, including dependent services, service interactions, and policies
• Participate in team prioritization discussions with Product/Business stakeholders
• Estimate and own delivery tasks (design, dev, test, deployment, configuration, documentation) to meet business requirements
• Drive integration of services focusing on customer journey and experience
• Simplify and improve the cost/benefit of a function/service/architecture strategy
• Automate build, operate, and run aspects of Smart Interface

All About You
• Has the ability to write secure code in two or more languages (e.g., Java, JavaScript, Angular) and familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT) and vulnerability management
• Has skills in building applications using open frameworks to achieve reuse and reduce development times (e.g., Spring Boot, Angular, others)
• Understands internals of operating systems (Windows, Linux) to write interoperable and performant code
• Understands internals of Pivotal Cloud Foundry (PCF) and Cloud platforms and tools
• Has skills to undertake infrastructure and deployment automation using industry-standard tooling (e.g., Chef, Puppet, SaltStack, Terraform, Ansible)
• Familiar with the adoption of standard logging frameworks and tools (e.g., log4j, Splunk) to aggregate and analyze time-series of logs
• Has skills to build monitoring and alerting focusing on key signals (resource usage, threshold breaches, rate of change) by using industry-standard tools (e.g., Splunk, Dynatrace)
• Able to perform debugging and troubleshooting to analyze core, heap, thread dumps and remove coding errors
• Understands software development productivity metrics (e.g., code churn, commit size, commits/story) and help teams to remove blockers and continuously improve code velocity, quality, and release frequency
• Understands Platform-as-a-Service to build applications that run on standardized application platforms and deploy specifications, e.g., Web and application servers, API Gateways, Database Services, and Load balancers
• Has skills to engage engineers across Technology organization to promote standard software patterns and reuse of common libraries and services
• Has skills to succinctly articulate architecture patterns of complex systems, with business and technical implications, to executive and customer stakeholders
• Leverages understanding of DevOps best practices to guide developers and abstract application development from underlying hosting platforms and infrastructure
• Has skills to evaluate practices, metrics, and roles to continually optimize SDLC methodologies and automate processes to improve lead time and quality

To find US Salary Ranges, visit People Place. Under the Compensation tab, select "Salary Structures." Within the text of "Salary Structures," click on the link "salary structures 2025," through which you will be able to access the salary ranges for each Mastercard job family. For more information regarding US benefits, visit People Place and review the Benefits tab and the Time Off & Leave tab. 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