Principal Software Engineer - Architecture

Mastercard; Dublin; On-site; EUR 85,000 - 110,000; Full time

Job summary

Mastercard is seeking a visionary Principal Software Engineer - Architecture in Dublin to lead architecture for its virtual card management platform.

You will drive engineering excellence, mentor teams, and ensure the successful delivery of complex software solutions. Required skills include Java, cloud experience, and a passion for continuous improvement.

Qualifications

• Broad experience as a Software Engineer/Full Stack Developer.
• Hands-on experience with design patterns and multiple programming languages.
• In-depth knowledge of public cloud platforms and container orchestration.

Responsibilities

• Drive business outcomes with technology solutions.
• Lead architecture and design of software systems.
• Collaborate with teams to identify solutions and provide technical leadership.

Skills

Software Engineering

Full Stack Development

Java

Spring framework

Cloud platforms

Cryptography

Continual learning

Tools

Application Lifecycle Management tools

Job description

Title and Summary

Principal Software Engineer - Architecture

Overview

The Virtual Card Management team is 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 align architecture and engineering strategy with business goals, mentor high‑performing teams, and ensure the successful delivery of complex software solutions. The group designs, builds, and operates the technology that powers Mastercard’s next‑generation virtual card management platform.

Role

In this role you will: drive collaboration across engineering, product management, enterprise functions, and regional business teams; and 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 and 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.
• Lead software development projects, especially at an early stage (PoC, Pilot).
• Have working experience across a variety of languages and frameworks.
• Love declarative paradigm and functional programming; focus on continuous improvement.
• Ensure solutions are secure by design.
• Build great relationships with technical peers across the 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 and five 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 carry an inherent risk to the organization. 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.
• Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.