Senior Data Engineer

Mastercard; København; On-site; DKK 900,000 - 1,400,000; Full time

Job summary

Mastercard is seeking a Senior Data Engineer to design and scale data pipelines powering Open Finance products. You will partner with product, analytics, data science, and operations to ensure secure, reliable data solutions that enable insights and AI capabilities.

The role requires strong SQL, Python, Spark, Kafka, and Databricks experience, along with data modeling and governance expertise. Mastercard offers a dynamic, security-conscious environment in Copenhagen.

Qualifications

• Bachelor's or Master's in CS/Engineering/Data Science.
• Proficiency with BI tools (Tableau, PowerBI) and Databricks SQL for dashboards and reporting.
• Advanced SQL, Python, Spark, Kafka, Databricks skills for scalable data engineering.
• Experience with cloud data platforms, lakehouse architectures, Snowflake and SQL environments.
• DBT/DBT Cloud experience for data transformation and modeling.
• Knowledge of data governance, security, privacy, and regulatory controls.

Responsibilities

• Design, build, and maintain scalable data pipelines and data products.
• Collaborate with product, analytics, engineering to align with strategy.
• Define data capture, instrumentation, and measurement requirements.
• Ensure data quality, security, reliability, and regulatory readiness.
• Create documentation, runbooks, and technical specs.
• Support deployment, monitoring, and incident management.
• Mentor junior engineers and contribute to best practices.
• Participate in design reviews and code reviews.

Skills

SQL

Python

Spark

Kafka

Databricks

Data modeling

Data governance

Analytics tooling

AI/ML support

Education

Bachelor's or Master’s in CS/Engineering/Data Science

Databricks certifications preferred

Tools

Tableau

PowerBI

Databricks SQL

DBT Cloud

Snowflake

Job description

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 Data Engineer

Overview

The Senior Data Engineer will play a key role in designing, developing, and supporting scalable data platforms and pipelines that power Mastercard Open Finance products and services. This role partners closely with Product, Analytics, Data Science, Engineering, and Operations teams to deliver reliable, secure, and high-quality data solutions that enable business insights, customer experiences, and AI-driven capabilities.

Role

• Design, build, and maintain scalable data pipelines, ETL/ELT processes, workflow orchestration, and data products that support Open Finance analytics, reporting, operational, and AI use cases.
• Partner with Product, Business, and Engineering teams to ensure analytics infrastructure is aligned with Open Finance product strategy, business priorities, and long-term scalability needs.
• Collaborate during the discovery and design phases of new features and products to define data capture, instrumentation, and measurement requirements, enabling reliable post-launch analysis.
• Ensure data solutions are designed for high standards of data quality, security, reliability, performance, and regulatory readiness.
• Contribute to data architecture, platform design, engineering standards, and reusable patterns that support Open Finance growth and long-term scalability.
• Design and support ETL/ELT pipelines, data integration processes, and workflow orchestration required for reliable data movement and transformation.
• Participate in technical design reviews and code reviews to uphold engineering quality, maintainability, and best practices.
• Create and maintain technical documentation, design specifications, implementation plans, and operational runbooks.
• Support deployment, monitoring, incident management, and operational management of production data pipelines and data platforms.
• Perform complex troubleshooting, root cause analysis, performance tuning, and problem resolution across production data solutions.
• Mentor junior engineers, share knowledge, and contribute to continuous improvement of engineering practices across the team.

Open Finance Focus Areas

• Open Banking and Open Finance data platforms
• Data quality and governance initiatives
• Product performance and operational analytics
• API and event-driven data architectures
• AI and advanced analytics enablement

ALL ABOUT YOU

• Bachelor’s or Master’s degree in Computer Science, Engineering, Data Science, or a related field.
• Strong familiarity with BI and analytics tools such as Tableau, PowerBI, Databricks SQL and Dashboarding capabilities, semantic data models/layers, and self-service reporting frameworks to support analytics, operational reporting, and business intelligence use cases.
• Advanced technical expertise in one or more of the following SQL, Python, Spark, Kafka, and Databricks, with the ability to design, build, and optimize scalable data engineering solutions.
• Deep experience with enterprise data platforms, cloud-based data platforms, lakehouse architectures, modern data warehousing solutions, and RDBMS technologies, including Snowflake and SQL-based environments.
• Experience designing and supporting ETL/ELT pipelines, workflow orchestration, and data integration frameworks.
• Experience with dbt/DBT Cloud for SQL-based data transformation, reusable data modeling, data quality testing, documentation, and creation of trusted datasets for analytics and business intelligence use cases.
• Strong knowledge of data modeling, data integration, distributed data processing, and scalable data architecture patterns.
• Knowledge of data governance, security, privacy, and regulatory compliance controls.
• Databricks certifications such as Databricks Certified Data Engineer Associate, Databricks Certified Data Engineer Professional, or equivalent cloud data engineering certifications are preferred.
• Experience supporting AI/ML and advanced analytics initiatives.

Corporate Security Responsibility

• 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.