Lead Platform Engineer — Fraud Rules & Global Scale

Mastercard

Howth

On-site

EUR 110,000 - 170,000

Full time

14 days+
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Job summary

Mastercard in Ireland invites a Lead Software Engineer to drive the modernization of fraud rules and engines, and oversee large-scale migrations across global platforms. You will partner with cross-functional teams to translate complex requirements into scalable, secure solutions that align with architectural standards.

We seek hands-on leaders with 8+ years in software and microservices, proficiency in Go, Python or Java, and a track record delivering high-throughput systems.

Qualifications

  • 8+ years of software development experience in distributed systems.
  • Proficiency in Go, Python and Java.
  • Strong leadership and mentoring abilities.
  • Experience with fraud rule engines or risk platforms preferred.

Responsibilities

  • Lead the modernization of Fraud Rules/Engines.
  • Collaborate with cross-functional teams to design solutions.
  • Ensure architectures meet security and compliance standards.
  • Mentor engineering teams and drive PoC initiatives.
  • Deliver scalable, low-latency platforms with high availability.

Skills

Go
Python
Java
Microservices
DevOps
Leadership
Security

Education

Bachelor's degree in Information Technology or Computer Science

Tools

ALM tools
Relational & NoSQL DBs

Job description

Mastercard in Ireland invites a Lead Software Engineer to drive the modernization of fraud rules and engines, and oversee large-scale migrations across global platforms. You will partner with cross-functional teams to translate complex requirements into scalable, secure solutions that align with architectural standards.

We seek hands-on leaders with 8+ years in software and microservices, proficiency in Go, Python or Java, and a track record delivering high-throughput systems.

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