Senior Architect - Scalable Payments Platform

Mastercard Inc.; O’Fallon (MO); On-site; USD 170,000 - 281,000; Full time

Benefits offered by this job

401(k) match

Tuition reimbursement

Paid time off

On-site facilities

Comprehensive benefits

Job summary

Mastercard is seeking a Principal Engineer (Architecture) with deep expertise in Java and Spring to lead architecture and design for MDES services. You will define regional distribution, drive engineering practices, and mentor an engineering team to deliver scalable, secure payment applications.

The role requires hands-on development, code reviews, and collaboration with product management to craft high-level designs and proof-of-concepts for new use cases.

Qualifications

• Experience leading at least one scrum team, refining features, guiding and mentoring team members.
• Hands-on development with core Java, Spring Boot, Spring MVC/IOC/AOP/Security and SQL/RDBMS; experience with NoSQL and web services.
• Developing microservice architectures and deploying to public cloud (AWS, Google, Azure).
• Proficient in design documentation, code reviews, and version control (Git); familiar with CI/CD tools.

Responsibilities

• Lead platform/solution architecture to meet non-functional requirements.
• Collaborate with product management and engineering to design high level architecture.
• Develop critical components and proof-of-concepts for new ideas.
• Conduct code reviews and mentor junior engineers; ensure code quality.
• Create/design documentation and manage SCM operations (branching, merging).
• Research new technologies and evaluate their applicability to existing solutions.
• Adhere to organizational processes and protect IP.

Skills

Java

Spring Boot

Spring Framework

SQL

Oracle

Postgres

NoSQL Cassandra

Kafka

Zookeeper

Microservices

Cloud (AWS/GCP/Azure)

CI/CD

Git

UML

IDE (IntelliJ/Eclipse)

Tools

IntelliJ

Eclipse

MS Visio

PlantUML

Job description

Mastercard is seeking a Principal Engineer (Architecture) with deep expertise in Java and Spring to lead architecture and design for MDES services. You will define regional distribution, drive engineering practices, and mentor an engineering team to deliver scalable, secure payment applications.

The role requires hands-on development, code reviews, and collaboration with product management to craft high-level designs and proof-of-concepts for new use cases.