Software Engineer Principal

FIS

Dublin, Ireland
React/next.js stack
Front end architecture
Design system foundations
As Principal Full stack Engineer, you will be a hands-on technical leader who shapes our web architecture and design system, delivers AI-enhanced user experiences, champions accessibility and performance, and mentors engineers while partnering with product, design, and platform peers

Job Summary

  • As Principal Full stack Engineer, you will be a hands-on technical leader who shapes our web architecture and design system, delivers AI-enhanced user experiences, champions accessibility and performance, and mentors engineers while partnering with product, design, and platform peers.
  • Own mission-critical user journeys end-to-end—designing and building responsive, accessible experiences that are secure, resilient, and highly performant across tenants and regions.
  • At FIS, you can learn, grow and make an impact in your career.

Matching Summary

As Principal Full stack Engineer, you will be a hands-on technical leader who shapes our web architecture and design system, delivers AI-enhanced user experiences, champions accessibility and performance, and mentors engineers while partnering with product, design, and platform peers.

Skills & Requirements

Must-have

  • React/Next.js stack
  • front end architecture
  • design system foundations
  • event-driven, API-first services
  • AI-enabled UX in production
  • performance engineering
  • accessibility (WCAG)

Nice-to-have

  • building frontends for consumer products
  • DevOps practices
  • testing and A/B experimentation
  • collaborating with product, design, and platform peers

Key Requirements

  • 10+ years building sophisticated web applications
  • Bachelor's in CS or equivalent education or work experience
  • Demonstrated experience shipping AI-enabled UX
  • Proficiency in at least one modern development framework / language (e.g., Java)

Work Rights

Not specified

Tailored Resume

Cover Letter