Hands-On Lead Engineer, Real-Time Payments

Mastercard; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

Mastercard Singapore seeks a Lead Software Engineer to drive real-time payments platforms, providing hands-on technical leadership and owning design and implementation for RTP features. You will collaborate with Product, Architecture, and Operations to ensure robust, production-ready solutions.

You will mentor engineers, set quality standards, and ensure performance, reliability and security while advancing platform health and continuous improvement.

Qualifications

• 7–10 years of experience in software engineering, including building and supporting enterprise backend systems.
• Strong hands-on experience designing and building distributed systems.
• Solid understanding of microservices and event-driven architectures.
• Practical experience with performance tuning, scalability, and failure handling.
• Experience working in production environments with on-call or operational responsibility.

Responsibilities

• Own detailed design and implementation for features, services, or subsystems within a RTP product or capability.
• Translate functional and non-functional requirements into robust, production-ready solutions.
• Lead end-to-end delivery for assigned features—from design through production support.
• Mentor engineers through design discussions, code reviews, and problem solving.
• Promote disciplined development practices, including automated testing and CI/CD usage.

Skills

Distributed systems

Microservices

Event-driven design

Performance tuning

On-call experience

Tools

Java/Spring

Messaging

APIs

Data persistence

Observability tools

Cloud & containers

Job description

Mastercard Singapore seeks a Lead Software Engineer to drive real-time payments platforms, providing hands-on technical leadership and owning design and implementation for RTP features. You will collaborate with Product, Architecture, and Operations to ensure robust, production-ready solutions.

You will mentor engineers, set quality standards, and ensure performance, reliability and security while advancing platform health and continuous improvement.