Mastercard · 4 hours ago
Senior Software Engineer
O'Fallon, MO
Full-time
Hybrid
Mid, Senior Level
$115K/yr - $184K/yrMastercard powers economies and empowers people in 200+ countries and territories worldwide. They are looking for a hands-on Senior Software Engineer to design and implement scalable, cloud-based solutions that ensure the accuracy, consistency, and reliability of data pipelines, with a strong emphasis on coding and future AI-driven initiatives.
FinanceFinancial ServicesInformation TechnologyPayments
Responsibilities
Build and maintain data quality frameworks using PySpark, Databricks, and Python
Architect and implement ETL/ELT pipelines leveraging AWS services (S3, Glue, Lambda, Redshift) and streaming data solutions
Implement data quality checks, anomaly detection, and workflow orchestration using Apache Airflow, AWS Step Functions, and Unix shell scripting
Work closely with data engineers, scientists, and business stakeholders to define standards and resolve data quality issues
Provide technical guidance to junior engineers and contribute to best practices across the team
Drive adoption of AI-based tools for anomaly detection and predictive data quality improvements
Qualification
Required
Strong software engineering background with experience in data engineering or data quality roles
Proficiency in PySpark, Databricks, and Python for pipeline development
AWS cloud services (S3, Glue, Lambda, Redshift)
Workflow orchestration tools (Apache Airflow, AWS Step Functions)
Advanced SQL for validation and reconciliation
Solid understanding of data quality principles and experience with tools like Informatica, Talend, or Great Expectations
Ability to design and deploy solutions for streaming and batch data
Excellent problem-solving and communication skills
Preferred
Experience with AI/ML-based anomaly detection
Familiarity with data governance frameworks (GDPR, CCPA)
Exposure to CI/CD pipelines and DevOps practices
Knowledge of Scala or advanced Python
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
Company
Mastercard
Mastercard is a financial network that processes payments between banks and cardholders.
Founded in 1966
10001+ employees
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)
Funding
Current Stage
Public CompanyTotal Funding
unknown2006-05-25IPO
Leadership Team
Michael Miebach
Chief Executive Officer
Ed McLaughlin
President & Chief Technology Officer
Recent News
Payments Dive
2026-02-05
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2026-02-05
2026-02-04
Company data provided by crunchbase