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Senior Software Engineer - Backend

Boku

SingaporeFull-timeOn-site

Posted 19 Jun 2026

About this role

Design and build production-grade backend services for new payment, payout, and FX systems using Java and Spring Boot. Implement high-availability APIs and integrate AI-powered agentic workflows for treasury orchestration. Requires 5+ years of backend engineering experience with deep expertise in Java, Spring Boot, and distributed financial systems. A bachelor's degree in Computer Science or equivalent experience is required, with a strong preference for PCI DSS and fintech backgrounds.

What they're looking for

JavaSpring BootPayment SystemsPCI DSSReactPostgreSQLKafkaDocker

Frequently asked questions

What does a Senior Software Engineer - Backend at Boku do?

Design and build production-grade backend services for new payment, payout, and FX systems using Java and Spring Boot. Implement high-availability APIs and integrate AI-powered agentic workflows for treasury orchestration. Requires 5+ years of backend engineering experience with deep expertise in Ja…

What skills does this Senior Software Engineer - Backend role need?

Key skills for this role include Java, Spring Boot, Payment Systems, PCI DSS, React, PostgreSQL.

How much does a Senior Software Engineer - Backend at Boku pay?

The employer did not list a salary for this role. Most similar Singapore roles publish their band on the job page.

Is this Senior Software Engineer - Backend role remote, hybrid, or on-site?

This role is on-site, based in Singapore.

How do I apply for this Senior Software Engineer - Backend role?

You can apply directly on Boku's careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.