Find Principal platform engineer Jobs in Dublin, D

Principal DevOps Engineer - Decision Management Platform
Mastercard —Dublin, County Dublin
- Full-time
- DevOps
- Java
- AWS
Principle Android Engineer
Elwood Roberts —Dublin, County Dublin
- €60,000–€70,000 a month
- Full-time
- System design
- English
- AWS
Quick apply
Principal Engineer - Commerce Hub
Fiserv —Dublin, County Dublin
- Full-time
- Java
- AWS
- AI
2d
Principal Software Engineer, AWS Lambda
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Computer Science
- AWS
- C++
Principal Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- AI
- Leadership
Principal Information Security Engineer - Blockchain Technology
Mastercard —Dublin, County Dublin
- Full-time
- Computer Science
- Bachelor's degree
- No degree
Principal Software Engineer
Global-e —Dublin, County Dublin
- Full-time
- AWS
- No degree
- Agile
Quick apply
Principal Software Engineer - Architecture
Mastercard —Dublin, County Dublin
- Full-time
- Java
- Software development
- Leadership
Principal Cybersecurity Architect
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- AWS
- Software development
- AI
Senior Software Safety Engineer
AeroVect —Dublin, County Dublin
- €160,000–€180,000 a year
- Full-time
- Remote
- Computer Science
- Engineering
- Master's degree
2d
AI Software Architect – Dublin, Ireland (Hybrid)
Hadfield Green —DUBLIN 2, County Dublin
- System design
- Master's degree
- AI
Software Architect
Holafly —Dublin, County Dublin
- Remote
- Spanish
- System design
- English
Staff/Principal Product Designer
Intercom —Dublin, County Dublin
- Hybrid work
- System design
- Annual leave
- Work from home
Senior System Safety Engineer
AeroVect —Dublin, County Dublin
- Full-time
- Remote
- Computer Science
- Engineering
- Master's degree
2d
Principal Data Scientist
iCIMS Talent Acquisition —DUBLIN 2, County Dublin
- Full-time
- Computer Science
- Research
- Master's degree
- Annual leave
- Life insurance
Staff Engineer, Site Reliability
LearnUpon —Dublin, County Dublin
- On call
- AWS
- AI
- Annual leave
Data Analytics and AI Team Lead
Spanish Point Technologies —Clontarf, County Dublin
- Spanish
- Azure
- Computer Science
Solution Architect
Sonalake —Dublin, County Dublin
- Hybrid work
- English
- Presentation skills
- Agile
Quick apply
Okta on Okta Identity Architect
Okta —Dublin, County Dublin
- €128,000–€176,000 a year
- Annual leave
6d
Staff Engineer
Rain Technologies Inc. —Dublin, County Dublin
- Full-time
- Remote
- Azure
- System design
- SQL
Quick apply

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Principal DevOps Engineer - Decision Management Platform

Mastercard -
Dublin, County Dublin

Apply Now

Job details

Full-time

Qualifications

CI/CD
Kubernetes
DevOps
Java
Bash (Unix shell)
AWS
Docker
Distributed systems
Terraform
Splunk
Scripting
GitHub
Linux
Leadership
Jenkins
Communication skills
Python

Full 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 DevOps Engineer - Decision Management Platform

Overview

Join Mastercard’s Services Technology organization as a DevOps Principal Engineer for the Decision Management Program (DMP)—a patented, real-time decisioning platform that powers fraud prevention, risk scoring, and identity verification across the global payments network. The platform processes billions of transactions each month, consistently delivering results in milliseconds to support mission critical business solutions.

Role

In this role you will design systems to enable deployment and management of critical high-volume, low-latency financial systems into public and private cloud environments. You will work with global engineering teams to drive DevOps initiatives across the platform utilizing a highly scalable architecture leveraging In-Memory data grids and real time processing technologies.

This is a unique opportunity to shape the future of Mastercard’s decisioning ecosystem—advancing innovative, high‑performance solutions and driving engineering and operational excellence across a critical real‑time platform

Architect, provision, and manage public and on-prem cloud infrastructure, including containerized and virtualized systems
Design, build, and optimize CI/CD pipelines to enable fast, safe, and repeatable delivery of complex distributed systems across a global network of data centres.
Collaborate cross-functionally with R&D teams to design scalable systems, troubleshoot complex issues, and support new product initiatives.
Champion Infrastructure as Code principles using tools like Terraform and CloudFormation.
Drive observability and reliability through monitoring, logging, and alerting systems (Prometheus, Grafana, Druid, Splunk etc.).
Foster innovation and continuous improvement, adopting new tools and practices to increase efficiency, scalability, and cost optimization.
Contribute to hands-on coding and automation efforts when needed — lead by example.
Partner with stakeholders to align DevOps initiatives with business objectives, including uptime, deployment velocity, and cost efficiency.

All About You

8+ years of experience in Software Engineering and DevOps roles, including at least 2 years in a technical leadership capacity.
Strong Linux systems administration background
Deep familiarity with AWS cloud environments.
Proven experience with container orchestration and tooling (Kubernetes, Helm, Docker Compose).
Hands-on experience with infrastructure-as-code (Terraform, CloudFormation).
Strong understanding of CI/CD pipelines (GitHub Actions, Jenkins, XLR etc.).
Proficient in scripting and programming (Bash, Python, Java).
Experience with monitoring and observability platforms (Prometheus, Grafana, Druid, Splunk, Loki).
Excellent communication skills and the ability to work effectively with Developers, QE, Operations and support teams.
Experience with FinOps or cost optimization in cloud environments
Demonstrated ownership mindset, prioritization skills, and ability to thrive in a fast-paced, multi-tasking environment.

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.

Apply Now

Refine Your Search

principal platform engineer jobs in dublin, d

Principal DevOps Engineer - Decision Management Platform

Principle Android Engineer

Principal Engineer - Commerce Hub

Principal Software Engineer, AWS Lambda

Principal Software Engineer

Principal Information Security Engineer - Blockchain Technology

Principal Software Engineer

Principal Software Engineer - Architecture

Principal Cybersecurity Architect

Senior Software Safety Engineer

AI Software Architect – Dublin, Ireland (Hybrid)

Software Architect

Staff/Principal Product Designer

Senior System Safety Engineer

Principal Data Scientist

Staff Engineer, Site Reliability

Data Analytics and AI Team Lead

Solution Architect

Okta on Okta Identity Architect

Staff Engineer

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