Mastercard

Financial Services

SeniorSoftwareEngineer

$115–184k O'Fallon, Missouri, United States FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Software Engineer at Mastercard. Skills: AI Engineering, Java, Python, Microservices. Build and own Java services. Develop and productionize AI components”

Industry & Context.

Financial Services
Problems you'll solve

Problem-solving; Root-cause analysis

What They're Looking For.

Must Have

5+ years Java engineering, Proven ability to deliver production-grade software, Hands-on experience with AI/ML lifecycle, Experience designing and building microservices, Solid understanding of data systems, Problem-solving and debugging skills, Excellent communication and collaboration skills

Nice to Have

Experience building AI systems with data pipelines, Experience applying CI/CD to AI delivery, Familiarity with observability and monitoring, Experience improving AI system robustness, Experience with cloud-native and DevOps technologies, Familiarity with payments platforms, Exposure to emerging AI-assisted development tools

What You'll Do.

Build and own Java services

Develop and productionize AI components

Implement and operate AI systems

Own delivery across full lifecycle

Drive engineering excellence

Troubleshoot complex issues

How You'll Work.

Team & Collaboration

Product partners; Cross-functional engineering teams

Process & Methodology

Roadmap

Full Job 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, committed to powering an inclusive digital economy that benefits everyone, everywhere. By making transactions safe, simple, smart, and accessible, Mastercard enables individuals, financial institutions, governments, and businesses to achieve their full potential. Through secure data, advanced networks, strong partnerships, and a culture rooted in innovation and purpose, Mastercard delivers solutions that create lasting impact. Guided by our Decency Quotient (DQ), we foster a culture of integrity, inclusion, and responsibility in everything we do. With operations spanning more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview The Mastercard B&MI Technology Development team is seeking a Senior Software Engineer to drive innovation and enhance customer experience through scalable, high-impact technology solutions. Our team focuses on leveraging cutting-edge technologies to deliver advanced analytics and reporting capabilities to a diverse global customer base. In this role, you will collaborate closely with product partners and cross-functional engineering teams to enhance existing platforms, design scalable solutions, and contribute to the development of new products that deliver meaningful customer value. We are looking for a Senior AI Java Engine

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