Software Engineer II

Mastercard

Confirmed live yesterday High trust

Quick summary

Work type
On-site
Location
O Fallon, MO
Salary
$92,000–$147,000 / yr
Posted
2 days ago
Freshness
Confirmed live yesterday

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $146k
This role $120k
$80k most similar roles pay here $207k

This role pays less than 77% of similar roles. Most pay $123,625–$169,050 — the shaded band above. At the midpoint, this role pays about $120k versus about $146k 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 116 open roles on FindRole.

Listed pay typically runs $122,000–$207,000 across 104 roles with salary data.

Most-posted roles

View all roles at Mastercard

At a glance

TL;DR · Software Engineer II

As a Software Engineer II on the Fraud Products team, you will develop capabilities for the Decision Management Platform to combat fraud and validate cardholder identity. You will design, develop, and maintain high-quality software solutions while contributing to system architecture discussions to build scalable, resilient applications. Your daily responsibilities include building features, services, and APIs, performing code reviews, and developing automated unit, functional, and integration tests within an Agile environment. The role requires proficiency in Java, Oracle, PL/SQL, and advanced SQL scripting, alongside experience with testing frameworks like TestNG and Spock. You will also utilize tools such as Jenkins, Splunk, Postman, and IntelliJ IDEA. This position addresses the technical challenge of processing billions of transactions monthly using a multi-tiered, message-oriented approach to ensure high performance and security in payment processing systems.

What does a Software Engineer earn in Missouri?

Median $149500 from 35 postings across 4 companies.

See salary data

What you'll do

  • Design, develop, and maintain high-quality software solutions using Java and related technologies.
  • Build and enhance features, services, and APIs for fraud prevention and payment processing platforms.
  • Develop and maintain automated unit, functional, and integration tests within the development lifecycle.
  • Participate in code reviews to ensure security, quality, and adherence to engineering standards.
  • Contribute to software architecture discussions to build scalable, resilient, and high-performing applications.
  • Perform production support by troubleshooting complex issues and identifying root causes.
  • Identify performance bottlenecks and implement scalable solutions through performance engineering efforts.
  • Improve development, testing, deployment, and release automation processes.

What we're looking for

  • Bachelor's degree in Computer Science, Engineering, Information Systems, Information Technology, or equivalent practical experience.
  • Strong Core Java programming and enterprise software development experience.
  • Experience with Oracle, PL/SQL, and advanced SQL scripting.
  • Experience with automated unit, functional, and integration testing using frameworks like TestNG and Spock.
  • Knowledge of software design principles, object-oriented programming, and secure coding practices.
  • Experience with Continuous Integration systems, production troubleshooting, and root cause analysis.
  • Knowledge of Splunk for monitoring and experience with IDEs such as IntelliJ IDEA or JBoss Developer Studio.
  • Experience with distributed systems, performance engineering, and cloud-native or microservices environments (preferred).

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