Mastercard Jobs

Job Information

MasterCard Senior Software Development Engineer in O'Fallon, Missouri

Our Purpose

We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion ( for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results.

Job Title

Senior Software Development Engineer

The Messaging as Service team at MasterCard is looking for a multi-talented engineer who is willing to learn new technologies and perform different roles. One day you might be developing a module for an open source product, the next you might be working with a vendor to spin up a new systems environment. This position will have exposure to 30+ applications and multiple infrastructure teams so your organizational knowledge will accumulate quickly. In addition, since the a significant portion of the responsibilities involve greenfield development you won’t have to worry about spending all day learning old systems and will be in a position to become a subject matter expert in a short amount of time at a company that is recognized worldwide.

You will have a talented team surrounding you at every stage. However autonomy is important here so you’ll be given the tools you need and the latitude to do your job.

Still interested? This is what we are looking for:

o Strong engineering background in fields such as Computer Science and Software Engineering

o Familiarity with integrating applications using messaging systems or streaming platforms like MQSeries and Kafka

o Strong coder with demonstrated proficiency in programming languages like Java or Go

o CI/CD experience especially using Jenkins pipelines and Chef

o Familiarity with Docker, Kubernetes, Cloud Foundry and Google Cloud Platform

o Knowledge of NATS is a plus but not required

o Demonstrated ability to learn and work independently and make decisions with minimal supervision

o A desire to learn not only new technologies but applications and business models

Due to COVID-19, most of our employees are working from home. We’ve implemented a virtual hiring process and continue to interview candidates by phone or video and are onboarding new hires remotely. We value the safety of each member of our community because we know we’re all in this together.

Mastercard is an inclusive Equal Employment Opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.​

If you require accommodations or assistance to complete the online application process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Requisition ID: R-117939