Senior Software Engineer - Java and Golang

Senior Software Engineer (Java & Golang)

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 (Java & Golang)The Customer connect team was created to establish Mastercard as the frontrunner in the fast-evolving real-time payments space, and to position MasterCard to be able to incubate the development of new payment flows.
The team is responsible for designing, building, and operating the technology that powers Mastercard’s next generation payment applications – Domestic, Cross Border and Bill Payments.



Mastercard seeks to define a world beyond cash. To accelerate this mission, we are committed to building & scaling products & applications that transform payments of any type. Real time payment technology is central to this strategy. We are looking for a lead software engineer to implement large scale distributed systems based on reactive architectures.



Do you like to be part of a team that creates and executes strategic initiatives centered around digital payments?

Do you look forward to developing and engaging with high performant diverse teams around the globe?

Would you like to be part of a highly visible, strategically important global engineering organization?



The Role:

What’s it all about and what we expect you to do day to day

Design and implement highly resilient large scale distributed systems using event driven architectures

Write code to build and enhance applications/services, conduct code-reviews, and other standard development practices to deliver high-quality artifacts to production.

Drive prioritization decisions and trade-offs through working with product partners

Automate and simplify all aspects of software delivery and development

Introduce new technologies and architectures aligning to enterprise guidelines by conducting POCs

Provide coding and design guidance to junior team members

Own complex problems having dependency across services and facilitate cross-functional team interactions to drive resolution

Define, design, and develop procedures and solutions at a service level to meet the business requirements/enhancements

Participate and contribute to team’s agile process and decisions. Understand and contribute to Prioritization. Drive prioritization decisions and trade-offs in working with product partners

Build relationships and effective partnerships across organizations



All About You and What you need to bring:

Excellent programming skills( OOP, SOLID, 12-factor) - java, Golang preferred

Experience with distributed systems architecture and implementation

Familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT) and vulnerability management

Experience with broker technologies Kafka/NATS is a plus

Experience in Continuous Integration (CI) and Delivery (CD) concepts, and capabilities to support automation, pipelines, virtualization, and containerization

Infrastructure as code and cloud first software development knowledge experience preferred.

Has skills in test driven and behavior driven development (TDD and BDD) to build just enough code and collaborate on the desired functionality.

Understands use cases for advanced design patterns (e.g., service-to-worker, MVC, API gateway, intercepting filter, dependency injection, lazy loading, all from the gang of four) to implement efficient code

Has skills to elaborate and estimate non-functional requirements, including security (e.g., data protection, authentication, authorization), regulatory, and performance (SLAs, throughput, transactions per second)

Able to perform debugging and troubleshooting to analyze core, heap, thread dumps and remove coding errors.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard’s security policies and practices;

• Ensure the confidentiality and integrity of the information being accessed;

• Report any suspected information security violation or breach, and

• Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

Experience Level

Senior Level