Principal Software Engineer - Architecture

Mastercard Inc.; Dublin; On-site; EUR 140,000 - 210,000; Full time

Job summary

Mastercard Inc. seeks a Principal Software Engineer (Architecture) to lead architecture for the Virtual Card Management platform within Corporate Solutions. You will drive engineering excellence, scale delivery, and mentor high-performing teams across a global organization.

You will align technology strategy with business goals, design secure, scalable systems, and oversee PoC and Pilot projects, shaping Mastercard's next‑generation virtual card capabilities for customers worldwide.

Qualifications

• Broad software development experience across frontend and backend systems.
• Hands-on with design patterns and multiple languages.
• Experience building scalable platforms with high availability.
• Deep knowledge of Java, Spring, persistence and messaging, and testing practices.
• Strong cloud, containers and orchestration skills.
• Familiarity with cryptography and PKI infrastructure.

Responsibilities

• Drive collaboration across engineering, product, enterprise functions, and regional teams.
• Define technical strategy, architecture, design, and execution to meet goals.
• Lead architecture and design of software systems and applications.
• Work with product teams to translate requirements into technical solutions.
• Apply Domain Driven Design principles in practice.
• Ensure security, operability, and compliance with standards.
• Foster engineering excellence and high-performance delivery.
• Lead early-stage projects (PoC, Pilot) and scale successful solutions.
• Work across multiple languages and frameworks in delivery.
• Advocate declarative, functional programming and continuous improvement.
• Build strong relationships with technical peers across Mastercard.

Skills

Software Engineer

Design patterns

Multiple languages

High availability

Java

Spring

Persistence

Messaging

Testing

Public Cloud

Containers

Orchestration

Cryptography

PKI

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

Principal Software Engineer - Architecture

Who is Mastercard? Mastercard is a global technology company specializing in the payments industry. Our mission is to connect and empower an inclusive, digital economy that benefits everyone, everywhere by ensuring transactions are safe, simple, smart, and accessible. Utilizing secure data and networks, strategic partnerships, and passion, our innovations and solutions support individuals, financial institutions, governments, and businesses in realizing their greatest potential. Our decency quotient, or DQ, drives our culture and influences everything we do both within and outside of our company. With connections spanning more than 210 countries and territories, we are committed to building a sustainable world that unlocks priceless possibilities for all.

Overview

The Virtual Card Management team are seeking a visionary and results-driven Principal Software Engineer (Architecture) to lead architecture for a service group in our critical virtual card platform for Corporate Solutions. This role is pivotal in driving engineering excellence, scaling delivery capabilities, and fostering a culture of innovation, accountability, and continuous improvement. You will be responsible for aligning architecture and engineering strategy with business goals, mentoring high-performing teams, and ensuring the successful delivery of complex software solutions. The Virtual Card Management group is responsible for designing, building, and operating the technology that powers Mastercard’s next-generation virtual card management platform. In this role, you will design and build software that scales to global markets, enabling secure, seamless, always available virtual card platform. This is an exciting engineering leadership role working with a global team passionate about the solutions we deliver to our customers.

Role

Role In this role, you will drive collaboration across engineering, product management, enterprise functions, and regional business teams. You will also lead by defining the technical strategy, architecture, design, and execution to iteratively achieve outcomes. As a principal software engineer, you will:

• Drive business outcomes with the right technology solutions
• Lead the architecture & design of software systems and applications.
• Collaborate with product teams to understand the requirements, identify solutions, and provide technical thought leadership.
• Have experience implementing Domain Driven Design methodology.
• Ensure solutions meet corporate security standards and adhere to operability principles.
• Drive a culture of engineering excellence
• Leading software development projects, especially at an early stage (PoC, Pilot).
• You have working experience across a variety of languages and frameworks.
• You love declarative paradigm and functional programming. You focus on continuous improvement.
• Your solutions are secure by design.
• You build great relationships with technical peers across your organization

Skills

• Broad experience as a Software Engineer / Full Stack Developer.
• Hands on experience implementing design patterns and using multiple programming languages.
• Experience building and operating scalable global platforms with high throughput with 5 9’s availability.
• In depth knowledge of Java, Spring framework, persistence and messaging technologies, and testing methodologies and tools.
• In depth knowledge of Public Cloud platforms, containers and container orchestration.
• Good working knowledge of cryptography functions and PKI infrastructure.

All About You

• Hands-on technical leader who consistently demonstrates leadership, builds trust, focuses on talent development and inspires the team.
• Must be high-energy, detail-oriented and proactive with the ability to function under pressure in an independent environment.
• Have a passion for continuous learning and enjoy challenging opportunities.
• Strong communication skills – both verbal and written – with strong relationship building, collaborative skills and organizational skills.
• Drives outcomes through strong commitment to timely delivery of key objectives.
• Have strong decision-making skills, lead retrospection and continually improve as a result.
• Must have expert level knowledge of software development processes and be an experienced user of one or more Application Lifecycle Management tools.

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.

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.

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.