Principal AI Platform Engineer

Mastercard; Clondalkin; On-site; EUR 140,000 - 190,000; Full time

Job summary

Mastercard’s Advisors & Transformation group seeks a Principal Software Engineer to accelerate AI-driven consulting. You will design a scalable AI Platform, drive architecture decisions, and partner with product, data, and engineering leaders to deliver secure, production-ready solutions across the consulting portfolio.

You will mentor engineers, shape reusable patterns, and ensure alignment with Mastercard standards while helping scale agentic workflows and AI-enabled opportunities across

Qualifications

• Bachelor’s degree in computer science or engineering.
• 8+ years of full-stack engineering in an agile environment.
• Experience delivering a tech strategy with product, data science, and business partners.
• Strong knowledge of GenAI, agentic workflows, and AI delivery at scale.
• Experience scaling productivity across large teams and platforms.

Responsibilities

• Design scalable AI Platform for the program.
• Lead technical design with focus on security and performance.
• Drive migration toward future state architecture.
• Collaborate with cross-functional teams to deliver AI solutions.
• Mentor engineers and promote architectural standards.

Skills

Distributed systems

Full-stack development

AI / GenAI

Cloud platforms

Architectural design

Mentoring

Education

Bachelor's degree in Computer Science or Engineering

Tools

AWS

Databricks

Snowflake

Job description

Mastercard’s Advisors & Transformation group seeks a Principal Software Engineer to accelerate AI-driven consulting. You will design a scalable AI Platform, drive architecture decisions, and partner with product, data, and engineering leaders to deliver secure, production-ready solutions across the consulting portfolio.

You will mentor engineers, shape reusable patterns, and ensure alignment with Mastercard standards while helping scale agentic workflows and AI-enabled opportunities across