Software Engineer I — Cloud-Native & Microservices

Mastercard; O’Fallon (MO); On-site; USD 72,000 - 115,000; Full time

Benefits offered by this job

Health insurance

401k with company match

Paid time off

Job summary

Mastercard in Missouri is seeking a motivated Software Engineer I to develop, test, maintain, and support secure, high-performing software applications. You will work with experienced engineers and cross-functional teams across cloud, DevOps, and modern architectures.

Candidates should have a BS in CS or related field, strong fundamentals, and experience with Java or similar languages, plus familiarity with Git, CI/CD, and cloud platforms like AWS.

Qualifications

• Bachelor’s degree in computer science, engineering, information technology, or related field, or equivalent practical experience is preferred.
• Strong understanding of programming fundamentals, data structures, algorithms, and object-oriented design concepts.
• Familiarity with Git, CI/CD pipelines, cloud platforms, DevOps practices, and Agile software development methodologies.

Responsibilities

• Develop, test, maintain, and support software applications and services with guidance from experienced engineers.
• Write clean, maintainable, reusable, and secure code following established engineering standards and best practices.
• Participate in software design activities by translating requirements into scalable, maintainable software components and services.
• Contribute to the implementation of established software architecture patterns and system designs with focus on scalability and security.
• Develop and maintain unit, functional, and integration tests to ensure software quality and correct behavior.
• Collaborate with Product, QA, Architecture, Security, DevOps, and Operations teams to deliver software solutions.

Skills

Java

Golang

Kotlin

React

Spring Boot

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

Git

CI/CD

AWS

Job description

Mastercard in Missouri is seeking a motivated Software Engineer I to develop, test, maintain, and support secure, high-performing software applications. You will work with experienced engineers and cross-functional teams across cloud, DevOps, and modern architectures.

Candidates should have a BS in CS or related field, strong fundamentals, and experience with Java or similar languages, plus familiarity with Git, CI/CD, and cloud platforms like AWS.