Java Microservices Lead: Architecture & Delivery

Exasoft Pte. Ltd.; Singapore; On-site; SGD 150,000 - 180,000; Full time

Job summary

Exasoft Pte. Ltd. in Singapore seeks a senior architect to design and implement large distributed systems with microservices. You will translate requirements into scalable designs and lead efforts to ensure performance, security, and reliability across the architecture.

The role requires deep hands-on expertise in Java/J2EE, Spring Boot, REST/SOAP, Kafka, Kubernetes, and OAuth. Experience in banking/financial services is a plus, with a focus on clean code, design patterns, and API governance.

Qualifications

• Bachelor's degree required, 7+ years of architecture experience in backend integration and development.
• Strong hands-on Java/J2EE with Spring Boot knowledge.
• Deep knowledge of SOA, microservices and REST/Soap services development.
• Proficiency in Java fundamentals, Spring, testing with JUnit and Cucumber.
• Experience with design patterns, clean code, and scalable microservices.
• Experience with middleware/messaging (MQ, JMS, Kafka) and event-driven design.
• Spring Cloud, API management, and deployment pipelines to Kubernetes.
• Swagger specs for REST APIs, OAuth token-based authentication, PCI security standards.
• Experience with MSSQL, data modeling, query optimization, and rules engines (Drools, JRules, etc.).
• Knowledge of TIBCO Business Works/EMS, and migration of services to Spring Boot microservices.
• Banking/Financial services domain background is advantageous.

Responsibilities

• Design, program, and implement large distributed systems with microservices.
• Apply architecture, infrastructure, and security considerations including performance, scalability, reliability, and availability.
• Translate functional requirements into scalable designs and technical blueprints.
• Collaborate with SMEs to ensure requirements are met and aligned with standards.
• Define best practices and standards for microservice implementations and patterns.
• Lead development of accelerators and tools to improve deliverable quality.
• Evaluate technologies to optimize cost, portability, and usability.
• Proactively identify changes to technologies and platforms to meet customer needs.
• Promote efficient use of technology and continuous improvement in operations.

Skills

Architectural design

Microservices

RESTful services

SOAP services

OAuth

Security best practices

PCI compliance

Design patterns

Clean code

Event-driven design

Banking domain knowledge

Education

Bachelor's degree

Tools

Java/J2EE

Spring Boot

Spring Cloud

Kafka

JMS

MQ

MSSQL

TIBCO BW/EMS

Kubernetes

Swagger

API Gateway

JUnit

Cucumber

JBoss/Drools/JRules

Job description

Exasoft Pte. Ltd. in Singapore seeks a senior architect to design and implement large distributed systems with microservices. You will translate requirements into scalable designs and lead efforts to ensure performance, security, and reliability across the architecture.

The role requires deep hands-on expertise in Java/J2EE, Spring Boot, REST/SOAP, Kafka, Kubernetes, and OAuth. Experience in banking/financial services is a plus, with a focus on clean code, design patterns, and API governance.