Lead Java Backend Engineer — Spring Boot, Microservices

EPAM SYSTEMS PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

EPAM SYSTEMS PTE. LTD. in Singapore is seeking a Lead Java Developer to drive hands-on delivery of banking-grade back-end services built on Java 21, Spring Boot, microservices and REST APIs.

You will shape architecture, set engineering standards and partner with DevOps to run containerized workloads on OpenShift/Kubernetes with strong testing, security and observability. You will lead the design and implementation of Java21 Spring Boot back-end services, define microservice boundaries, data

Qualifications

• Lead design and implementation of Java21+ back-end services.
• Define microservice boundaries, API contracts, data models and integration patterns.
• Build resilient REST APIs with clear error handling, versioning, and documentation.
• Guide synchronous and event-driven service communication and integration decisions.
• Partner with DevOps to containerize, deploy and operate services on OpenShift/Kubernetes.
• Establish coding standards, reusable patterns and review practices across the team.
• Improve quality through automated testing, CI/CD and code scanning tools.
• Troubleshoot production issues with SRE and platform teams and drive root-cause fixes.

Responsibilities

• Lead the design and implementation of Java21, Spring Boot Back-end services.
• Define microservice boundaries, API contracts, data models and integration patterns.
• Build resilient REST APIs with clear error handling, versioning and documentation.
• Guide synchronous and event-driven service communication and integration decisions.
• Partner with DevOps to containerize, deploy and operate services on OpenShift.
• Establish coding standards, reusable patterns and review practices across the team.
• Improve quality through automated testing, CI/CD and code scanning tools.
• Troubleshoot production issues with SRE and platform teams and drive root-cause fixes.

Skills

Java

Spring Boot

Microservices

REST APIs

SQL (Relational)

Cloud/containerization

Testing (JUnit/Mockito)

DevOps collaboration

Tools

Docker

Kubernetes

OpenShift

PostgreSQL

Job description

EPAM SYSTEMS PTE. LTD. in Singapore is seeking a Lead Java Developer to drive hands-on delivery of banking-grade back-end services built on Java 21, Spring Boot, microservices and REST APIs.

You will shape architecture, set engineering standards and partner with DevOps to run containerized workloads on OpenShift/Kubernetes with strong testing, security and observability. You will lead the design and implementation of Java21 Spring Boot back-end services, define microservice boundaries, data