Senior Software Engineer

Mastercard

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Quick summary

Work type
On-site
Location
O'Fallon, MO
Salary
$115,000–$184,000 / yr
Posted
45 days ago
Freshness
Confirmed live today

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $164k
This role $150k
$103k $225k
below market most similar roles pay here above market

This role pays less than 68% of similar roles. Most pay $149,500–$178,175 — the blue band above. At the midpoint, this role pays about $150k versus about $164k for comparable roles.

Based on 240 similar postings.

Employer

About Mastercard

Mastercard is a global technology company in the payments industry, processing transactions between financial institutions and merchants using its extensive network of credit, debit, and prepaid card products. Industry: Payments Technology & Financial Services

Mastercard currently has 150 open roles on FindRole.

Listed pay typically runs $122,000–$207,000 across 142 roles with salary data.

Most-posted roles

View all roles at Mastercard

At a glance

TL;DR · Senior Software Engineer

The Senior Software Engineer joins the Global Product Engineering team within the Network & Digital Payments group to build foundational payment solutions. This role involves designing, developing, and maintaining high-quality software components, automation frameworks, and engineering tools to ensure system scalability, security, and operational excellence. You will build automated solutions for unit, functional, integration, API, UI, and end-to-end validation while contributing to architecture discussions and code reviews. Key technologies include Java, Spring, JUnit, Rest Assured, JBehave, and Cucumber. You will also integrate automated checks into CI/CD pipelines using Jenkins, Bamboo, and Git. The work focuses on solving technical challenges in digital payment experiences, specifically addressing software reliability, performance engineering, and secure coding practices within a distributed application environment.

What does a Software Engineer earn in Missouri?

Median $149500 from 58 postings across 5 companies.

See salary data

What you'll do

  • Design, develop, and maintain high-quality software components and automation frameworks using Java and Spring.
  • Build automated solutions for unit, functional, integration, API, UI, and end-to-end validation.
  • Contribute to software architecture discussions focusing on scalability, security, performance, and maintainability.
  • Perform code reviews to ensure adherence to engineering standards and improve code quality.
  • Integrate automated checks into CI/CD pipelines using tools like Jenkins, Bamboo, and Git.
  • Support production readiness through logging, monitoring, troubleshooting, and root cause analysis.
  • Identify performance bottlenecks and validate system behavior under heavy load.
  • Apply secure coding practices and use vulnerability scanning tools to identify security risks.

What we're looking for

  • 6–9 years of software engineering experience with strong hands-on Java development skills.
  • Strong understanding of software development lifecycle, software design principles, data structures, and object-oriented programming.
  • Experience designing and developing automation frameworks, reusable test utilities, test harnesses, and engineering productivity tools.
  • Hands-on experience with Java, Spring, JUnit, Rest Assured, JBehave, Cucumber, or similar frameworks.
  • Experience integrating automated checks into CI/CD pipelines using Jenkins, Bamboo, Git, Maven, or similar tools.
  • Experience validating APIs, microservices, web services, web applications, databases, and integration flows.
  • Working knowledge of performance engineering concepts, including load testing, bottleneck identification, and system behavior analysis.
  • Experience with cloud-native applications, containers, Kubernetes, or platform engineering concepts (preferred).

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