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Java 21 Developer

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Onsite

Java 21 Developer

Factorial Solutions Pte. Ltd.

Java 21 Developer

Skills

JavaMicroservicesSpring Boot

14 days ago

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Important information


Contract type:

Permanent

Location:

Singapore

Work mode:

Onsite

Published on:

5 October 2026

What they need


Company Overview

Factorial Solutions is an Executive Search firm headquartered in Singapore, specializing in recruitment for Technology, Analytics & Data Sciences across domains. We excel in sourcing talent for permanent and contractual roles in Singapore and the region.

Job Summary

In this role, you will design, develop, and support backend microservices that enhance customer experience for life insurance distribution channels. You will apply your expertise throughout the software development lifecycle and collaborate with business units and IT teams to deliver innovative digital solutions.

Responsibilities

Design and develop backend microservices using Java 17+ (Java 21 preferred) to support life insurance distribution channels

Apply Spring Boot and Spring WebFlux frameworks to build reactive, non-blocking, and asynchronous services

Implement reactive programming concepts using Project Reactor, including Mono, Flux, and Reactive Streams, to optimize service responsiveness and scalability

Develop and integrate reactive REST APIs with robust error handling and retry mechanisms to ensure reliable communication between services

Configure and maintain reactive security using Spring Security, OAuth2, JWT, and reactive security configurations to protect APIs and data

Collaborate with business units and IT teams to align technology solutions with organizational digital capabilities and business goals

Provide ongoing support and troubleshooting for backend microservices to maintain high availability and performance

Continuously apply engineering best practices and innovative solutions to solve complex business problems

Factorial Solutions is an Executive Search firm with headquarters in Singapore and delivery centres in various other locations. With our expertise in recruitment and our thorough understanding of the Technology, Analytics & Data Sciences irrespective of the domain, we are confident in our ability to contribute to our client's success by identifying the right talent for their unique requirements.

Having successfully recruited on both permanent & contrual basis for our esteemed customers, it has given us tremendous confidence in our ability to source the right talent and serve the toughest roles and positions with our clients in Singapore and the region.

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