Principle Engineer .NET

Remote

Reperio is working with a global payments company that's actively scaling their Irish tech presence. They're hiring a Principal Software Engineer II to lead key platform development efforts while remaining hands-on with code.

This is a technical leadership role, offering real ownership across architecture, delivery, and engineering standards.

Responsibilities:

• Design and deliver scalable, real-time systems supporting APIs, billing, and onboarding
• Remain hands-on, contributing up to 50% of the time in .NET
• Provide technical direction across multiple teams and capabilities
• Shape architectural decisions and contribute to the tech roadmap
• Drive best practices across documentation, performance, and delivery standards

Requirements:

• 10+ years of experience in software engineering and enterprise architecture
• Expertise in .NET, with strong SaaS and API platform experience
• Skilled in system integration, cloud-native design, and high-volume processing
• Comfortable leading technical teams and coaching engineers
• Previous experience in the payments space is a strong advantage

Benefits:

• Competitive salary (€100k) + performance bonus and full benefits
• Remote-first flexibility (Ireland or UK based)
• High-impact work with autonomy and product ownership
• Collaborative, modern engineering culture

Reperio Human Capital acts as an Employment Agency and an Employment Business.