Senior Software Engineer, National Payment Systems (Hybrid)

GovTech Singapore; Singapore; Hybrid; SGD 150,000 - 190,000; Full time

Job summary

Open Government Products (OGP) is seeking a Senior Software Engineer to design, architect, and build secure, scalable systems that operate at national scale.

You will work across the stack—from frontend experiences to backend services and infrastructure—shaping architecture, engineering standards, and the long-term technical direction of critical national infrastructures. You will mentor engineers and collaborate across disciplines.

Qualifications

• Experience building large or complex production systems with minimal supervision.
• Ability to make sound architectural and technical tradeoffs.
• Mentoring engineers and raising engineering quality.

Responsibilities

• Design and build secure, scalable government-grade systems.
• Contribute from frontend to backend and infrastructure.
• Shape architecture and engineering standards for national platforms.

Skills

TypeScript

React

Cloud-native

IaC

CI/CD

Observability

Security practices

Debugging

AI acceleration

Java cloud

Job description

Open Government Products (OGP) is seeking a Senior Software Engineer to design, architect, and build secure, scalable systems that operate at national scale.

You will work across the stack—from frontend experiences to backend services and infrastructure—shaping architecture, engineering standards, and the long-term technical direction of critical national infrastructures. You will mentor engineers and collaborate across disciplines.