Lead Software Engineer - Fraud Engines & Global Platforms

Mastercard; Donabate; On-site; EUR 110,000 - 140,000; Full time

Job summary

Mastercard in Ireland seeks a Lead Software Engineer with Java, Python and Go expertise to modernize fraud rules engines and drive large-scale migrations.

You will collaborate across teams to define requirements, provide technical leadership, and ensure architectures meet security and compliance standards.

This role requires 8+ years in software development, leadership, and a track record in distributed systems and DevOps practices.

Qualifications

• Bachelor's degree in IT or CS or equivalent experience.
• 8+ years of software development and microservices experience.
• Proven ability with languages Go, Python, Java and multilang development.

Responsibilities

• Lead modernization of Fraud Rules/Engines and migrations.
• Collaborate with cross-functional teams to define requirements and provide technical leadership.
• Ensure solutions align with architectural design, patterns, and security/compliance.
• Guide architectural designs to meet business and infrastructure needs.

Skills

Java

Python

Go

Software Development

Leadership

Distributed Systems

DevOps

Security & Compliance

Education

Bachelor's degree in IT or Computer Science

Tools

ALM tools

Job description

Mastercard in Ireland seeks a Lead Software Engineer with Java, Python and Go expertise to modernize fraud rules engines and drive large-scale migrations.

You will collaborate across teams to define requirements, provide technical leadership, and ensure architectures meet security and compliance standards.

This role requires 8+ years in software development, leadership, and a track record in distributed systems and DevOps practices.