Senior API & Payments Engineer - Java Microservices

OCBC (Singapore); Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

OCBC Singapore is seeking an experienced Software Engineer to design, develop, and maintain microservices-based APIs across on-premises and AWS environments. You will collaborate with product owners, analysts, architects, and engineering teams to translate requirements into scalable, secure API solutions.

You will lead API design, security, governance, monitoring, and operational procedures, while working in a cross-functional Agile environment focused on high-volume payments systems.

Qualifications

• More than 5 years of hands-on software engineering experience in enterprise applications.
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Responsibilities

• Design, develop, and maintain microservices-based APIs using Java and WSO2 API Manager to support business capabilities across on-premises and AWS cloud environments.

Skills

5+ years

Payments domain

API & microservices

Java

Spring Boot

WSO2 API Manager

WSO2 EI

API lifecycle

OAuth2/JWT

Mutual TLS

RESTful APIs

AWS

Kafka

IBM MQ

Monitoring & observability

CI/CD

Jenkins

Jira

Confluence

SonarQube

Tools

WSO2 API Manager

WSO2 EI

AWS

Jenkins

CI/CD

Bitbucket

Jira

Confluence

SonarQube

Job description

OCBC Singapore is seeking an experienced Software Engineer to design, develop, and maintain microservices-based APIs across on-premises and AWS environments. You will collaborate with product owners, analysts, architects, and engineering teams to translate requirements into scalable, secure API solutions.

You will lead API design, security, governance, monitoring, and operational procedures, while working in a cross-functional Agile environment focused on high-volume payments systems.