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Senior Software Engineer

Mastercard · Dublin, Ireland · Senior · first seen 2026-10-20

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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 The Decision Management team is looking for a Software Development Engineer in Test to execute on our regression test strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about software development and testing, highly motivated, intellectually curious, analytical, and possesses an ability to drive and introduce improvements to our existing regression test coverage and strategy. Role In this position, you will: · Play a crucial part in a technical test role to help drive Quality and to build, implement and execute tests, automation improvements and reporting for our regression release cycle. · Collaborate closely with our test teams to enhance our existing software testing processes. · Partner with integration testers, SETs and development teams to improve and automate test and release processes. · Help make Quality an integral part of the development process. All About You The ideal candidate for this position should: · Experience in core Java programming for test automation and the ability to identify, write and execute automated tests. · Experience in refactoring regression test sets written in Java. · Have knowledge and skills in test fundamentals and methodologies. · Be experienced in working with development and release teams. · Have the ability to understand complex systems and to identify and design automated and manual test scenarios to strengthen existing test coverage. · Be skilled at explaining technical problems succinctly and clearly. · Test analysis and reporting ability. Ideally, QAI, ISTQB or ASTQB qualified 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.