MasterCard Senior Software Engineer - Blockchain in Dublin, Ireland

Who is Mastercard?

We are the global technology company behind the world’s fastest payments processing network. We are a vehicle for commerce, a connection to financial systems for the previously excluded, a technology innovation lab, and the home of Priceless at ®. We ensure every employee has the opportunity to be a part of something bigger and to change lives. We believe as our company grows, so should you. We believe in connecting everyone to endless, priceless possibilities.

Job Title

Senior Software Engineer - Blockchain

Mastercard is looking for brilliant, passionate and innovative software developers to join Mastecard Dublin Technology team on a permanent basis. In this role, you will be a key member of a highly agile group as part of the Mastercard Blockchain team that has created its own blockchain. You will be part of a team playing a critical role in building an exciting and innovative product and taking it to scale globally.

Our team is built on a foundation of research and development, mining innovation internally, innovating new product lines with emerging technology, managing new products from inception to market validation and engaging strategically with startups to shape the future of commerce with and for our customers. At Mastercard Technology you will help define the future of commerce globally.


  • This team will have a diverse focus both in terms of geography and variety of technology

challenges driving hard to bring innovative payment solutions to market.

  • Love coding? Have a track record of designing and building robust, flexible, scalable backend


  • Enjoy a fast paced, start-up culture?

  • Have a strong desire to deliver world class solutions?


  • Design, build and launch robust, flexible, scalable, enterprise Blockchain solutions

  • Ensure all services can be readily published as APIs on the Mastercard platform

  • Keep up to date on technology trends and assess relevance in the payments space

  • Must be solutions oriented – ultimately find and implement the ‘best fit’ solution to address

the requirement on time.

  • Experience in Agile development.

All About You

  • Expert software development skills

  • Expert in distributed computing

  • Expert in Java and Spring (preferably Spring Boot, Spring Cloud)

  • Worked with multiple databases (relational, no-SQL etc.) e.g. Postgres, Oracle, MySQL,

Hadoop, Elastic

  • Experience implementing APIs and SDKs

  • Experience with Swagger and familiar with Docker an advantage

  • Working knowledge of security protocols and encryption

  • Understanding of Blockchain technology preferred but not required

  • Knowledge of payment protocols an advantage

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.

Everyone wants easier ways to pay;

we invent them.

Checkout lines are slow;

we speed them along.

Merchants want more sales;

we give them data and insights.

People need financial access;

we connect them.

Corporate purchasing is complicated;

we make it simple.

Commuters are busy;

we speed them on their way.

Governments need greater efficiencies;

we help create them.

Small businesses are virtual;

we give them access to a world of buyers.

Retailers want to fight fraud;

we provide the tools.

Requisition ID: R-79192