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

Lead Software Engineer

Overview
Be part of the Operations & Technology Fraud Products team developing new capabilities for MasterCard's Decision Management Platform, which serves as the core for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per month in tens of milliseconds using a multi-tiered, message-oriented approach for high performance and availability.
• Would you like to develop industry leading solutions for fighting fraud?
• Are you motivated by speeding business solutions to market?
• Do you want to innovate, using cutting edge technologies on challenging business problems?

Role
This role involves working with a team of talented developers to develop high performance, high volume solutions. You will be responsible for:
• Lead day to day systems development and maintenance activities of the team to meet service level agreements (SLAs) and create solutions with high level of innovation, cost effectiveness, high quality and faster time to market.
• Accountable for full systems development life cycle including creating high quality requirements documents, use-cases, design and other technical artifacts including but not limited to detailed test strategy/test design, performance benchmarking, release rollout and deployment plans, contingency/back-out plans, feasibility study, cost and time analysis and detailed estimates.
• Collaborate with Architects, fellow Leads, Developers, Business Analysts & Product Owners in Dublin & other Mastercard locations.
• Develop high-quality, secure, scalable and maintainable Java-based software solutions.
• Apply best practices for automated testing, automated code quality, automated delivery & automated monitoring.
• Mentor the senior & junior engineers on your team through sound technical advice, UML documentation & code reviews.
• Assist with troubleshooting production incidents & channel learnings back into the development stream to mitigate future customer impact.
• Participate in PoCs (Proof of Concept) and help the Department with selection of Vendor Solutions, Technologies, Methodologies and Frameworks.
• Collaborate with vendor resources for support of products.
• Conduct brownbag sessions on new and upcoming technologies, methodologies and application appropriate frameworks.
• Actively look for opportunities to enhance standards and improve process efficiency.
• Perform Quality Inspections and Walkthroughs throughout the SDLC including Requirements Review, Design Review, Code Review and Security Review to ensure compliance with Mastercard and PCI standards.
• Work as part of a co-located Agile SCRUM team.

All About You
• Must be high-energy, detail-oriented, proactive and have the ability to function under pressure in an independent environment.
• Must provide the necessary skills to have a high degree of initiative and self-motivation to drive results.
• Possesses strong communication skills -- both verbal and written – and strong relationship, collaborative skills and organizational skills.
• Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based diverse and geographically distributed project team.
• Deep knowledge of software development processes including agile processes and test driven development.
• Experience with the design and development of complex, multi-tier software solutions.
• Essential Skills required:
○ A wide breadth and depth of technical experience using Java/JEE
○ Strong Linux and shell scripting
○ Oracle & PL/SQL and advanced SQL scripting
○ Extreme Performance or NoSQL Data Storage such as GemFire Object Grid, Terracotta, or Cassandra
○ Spring Framework (including Spring Boot)
○ J2EE Web Application/Web Services (e.g. with JBoss and/or Apache Tomcat)
○ Web Services – REST/XML/JSON
• Desirable Skills:
○ Messaging – MQ and JMS
○ Business rules execution systems (e.g. IBM Operational Decision Manager (ODM - formerly ILOG) or JBoss Drools)
○ Experience integrating vendor and open source products into an overall system
○ Experience working with containerised environments, such as Kubernetes/OpenShift/CloudFoundry
○ Experience with integration frameworks such as Apache Camel/Spring Integration
○ Experience with monitoring service performance
Experience with visual design tools (Visio, Confluence Gliffy, etc.)

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.