Mastercard Logo

Mastercard

Data Engineer II

Posted 2 Hours Ago
Be an Early Applicant
Hybrid
Dublin
Mid level
Hybrid
Dublin
Mid level
The Data Engineer II will build and maintain data pipelines, migrate Hadoop workloads to Databricks Cloud, and develop ETL processes while ensuring data quality and performance tuning in a collaborative environment.
The summary above was generated by AI

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

Data Engineer II

Who is Mastercard?
Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential.
Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.
Overview
We are looking for a Data Engineer to join our growing SME Data Team. This role is ideal for someone with solid experience in data engineering who is eager to expand their skills across modern big data tools and cloud platforms. You’ll work with a team of talented engineers to build scalable data pipelines, contribute to platform modernization and support business-critical data solutions that span on-prem Hadoop and Databricks Cloud environments.
This is a hands-on engineering role with opportunities to collaborate, learn, and grow in a technically rich environment.
Role
As a Data Engineer, you will:
Build, maintain and optimize batch and streaming data pipelines using Spark (PySpark/Scala).
Contribute to the migration and modernization of on-prem Hadoop workloads to Databricks Cloud.
Develop and support ETL/ELT processes leveraging Hive, Impala, HDFS and Airflow.
Implement data ingestion, transformation and quality checks using tools like Delta Lake, SQL Warehouses, and DLT.
Collaborate with senior engineers and leads to design data solutions that are scalable and maintainable.
Work with Git-based version control and CI/CD processes using Jenkins.
Support troubleshooting, performance tuning, and documentation of data workflows and systems.
All About You
The ideal candidate for this position should have:
Strong coding skills in Python or Scala and a solid understanding of distributed data processing.
Hands-on experience with data engineering in Spark and Hadoop ecosystems (HDFS, Hive, Impala).
Working knowledge of Airflow or similar orchestration tools.
Exposure to cloud platforms (preferably Databricks on AWS) including S3, Delta Tables and DLT.
Familiarity with SQL performance tuning and large-scale data processing techniques.
Experience with Git and Jenkins for version control and CI/CD workflows.
Nice to have:
Exposure to Databricks SQL Warehouses and Unity Catalog.
Experience in data quality, validation or testing frameworks.
Understanding of data governance, lineage, or security practices in enterprise environments.
Corporate Security Responsibility
Every person working for, or on behalf of, Mastercard is responsible for information security. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and therefore, it is expected that the successful candidate for this position 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.
#AI2

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.




Top Skills

Airflow
AWS
Databricks
Delta Lake
Hadoop
Hdfs
Hive
Impala
Python
S3
Scala
Spark
SQL

Mastercard Dublin, Dublin, IRL Office

One South County, South County Business Park, Dublin, Dublin, Ireland, D18

Similar Jobs

7 Days Ago
In-Office
Dublin, IRL
Junior
Junior
Cloud • Fintech • Food • Information Technology • Software • Hospitality
The Software Engineer II will build and maintain scalable data infrastructure, mentor engineers, and collaborate for data-driven insights.
Top Skills: Apache DruidApache FlinkApache IcebergAWSDatabricksGroovyIcebergJavaJavaScriptKotlinPythonSnowflakeSparkSQL
15 Days Ago
In-Office
Dublin, IRL
Senior level
Senior level
Insurance
The Senior Data Engineer will design and build data products, develop analytics solutions in AWS, and support their lifecycle in a collaborative environment.
Top Skills: AWSAws AthenaAws GlueAws LambdaAws SparkAws Step FunctionsDockerDremioPythonSQL
48 Minutes Ago
Hybrid
Dublin, IRL
Mid level
Mid level
Financial Services
Act as a primary liaison for merchant clients, managing inquiries, coordinating with teams, and enhancing client satisfaction. Ensure compliance and drive process improvements while maintaining performance metrics.
Top Skills: Crm ToolsExcelMicrosoft Office SuitePowerPoint

What you need to know about the Dublin Tech Scene

From Bono and Oscar Wilde to today's tech leaders, Dublin has always attracted trailblazers, with more than 70,000 people working in the city's expanding digital sector. Continuing its legacy of drawing pioneers, the city is advancing rapidly. Ireland is now ranked as one of the top tech clusters in the region and the number one destination for digital companies, with the highest hiring intention of any region across all sectors.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account