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
Overview
The Mastercard Fraud Scoring and Analytics Platform team in Dublin have an exciting opportunity to hire a Senior Java Software Engineer. Our team is responsible for designing and developing new capabilities and frameworks on the MasterCard Fraud Management Platform. This platform provides sophisticated business solutions to authenticate users and combat fraud.
• Would you like to work on a team that is building industry leading solutions for fighting fraud?• Do you want to learn cutting edge technologies and help solve complex business problems?• Do you have creative problem-solving techniques?• Are you motivated to be a part of an organisation that is driving a world beyond cash?
Role
This role involves working with a team of talented developers to develop high performance, high volume, Java based solutions on the Fraud Management Platform. In this role, you will be responsible for:
• Design and implementation of innovative Java based capabilities on the Mastercard Fraud Platform.• Work as part of a co-located Agile SCRUM team. • Work closely with Product Owners, Business Analyst, Systems Analyst, Technical leads and other developers to define user stories.• Work Quality Engineers to ensure high quality deliverables. .• Develop high-quality, scalable and secure software solutions. • Assist with support issues by troubleshooting incidents and problem tickets.• Research alternative technical solutions to meet changing business needs. • Work with project team to meet due dates, while working through emerging issues and recommending solutions. • Produce design documentation in accordance with Mastercard documentation standards. • Use AI within Mastercard guidelines to the maximum possible extent
Skills• Proficiency with Java JDK 17 or greater.• Knowledge of JBoss, Tomcat, Spring, Spring Boot, Hibernate, RESTful API's, Shell Scripting, JSON. • Experience with Linux, SQL, Multi-threading, Message Queuing systems • Knowledge of distributed systems and messaging queuing systems. • Experience with Design Patterns • Expertise in Junit or other automated unit testing frameworks.• Knowledge of Splunk or other alerting and monitoring solutions. • Knowledge of CI/CD principles and tools such as Jenkins, Chef, Maven• Passionate about Agile software development and working with SAFe or SCRUM. • Knowledge of Business Rules Management Systems.• Knowledge of Source Control Management and working with code in a multi-developer distributed environment. • Knowledge of using AI within full SDLC
Other• Excellent communication (verbal and written) and strong collaboration skills. • Show initiative and demonstrate a willingness to take on challenging opportunities. • Passionate about code quality and coding best practices. • Must be driven, highly motivated and a strong team-player. • Fluency in English.
Education
Bachelor's degree in Information Technology, Computer Science or equivalent work experience.
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.
Skills Required
- Proficiency with Java JDK 17 or greater
- Experience with JBoss and Tomcat
- Experience with Spring and Spring Boot
- Experience with Hibernate
- Experience designing and building RESTful APIs and working with JSON
- Shell scripting skills
- Experience with Linux and SQL
- Experience with multi-threading and distributed systems
- Experience with message queuing systems
- Knowledge and application of design patterns
- Expertise in JUnit or other automated unit testing frameworks
- Knowledge of Splunk or other alerting and monitoring solutions
- Knowledge of CI/CD principles and tools such as Jenkins, Chef, Maven
- Experience with Agile development (SAFe or SCRUM)
- Knowledge of Business Rules Management Systems
- Knowledge of Source Control Management and working in a multi-developer distributed environment
- Experience or Bachelor's degree in Information Technology, Computer Science or equivalent work experience
- Excellent verbal and written communication and strong collaboration skills; fluency in English
- Familiarity with using AI within the full SDLC
Mastercard Compensation & Benefits Highlights
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Retirement Support — Company information highlights a 10% retirement match on U.S. roles, positioned as best‑in‑class and well above typical large‑employer benchmarks. This level of employer contribution materially strengthens long‑term savings.
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Leave & Time Off Breadth — U.S. postings list 25 vacation days, 5 personal days, 10 company holidays, 80 hours of paid sick/safe time, and up to 20 days of bereavement. A minimum of 16 weeks paid new‑parent leave (including adoption and foster) further expands paid time away.
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Parental & Family Support — Benefits include a minimum of 16 weeks paid new‑parent leave and family‑building support such as fertility, adoption, and surrogacy where legally available. Dependent scholarships, counseling, and protection benefits contribute additional family support.
Mastercard Insights
What We Do
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient 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.
Why Work With Us
We live the Mastercard Way: creating value in the communities we touch, growing together through the opportunities we see, and moving fast to innovate and scale. Our collaborative culture and our passionate people are the key to what we do, driving meaningful change as one team and connecting everyone to priceless possibilities.
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