Lead Back-end Java Developer (Spring Boot, Agile)

About the Position

We are seeking a Lead Java Developer in Singapore to lead the delivery of banking-grade Back-end services built on Java 21, Spring Boot, microservices, and REST APIs.

Responsibilities

• Lead the design and implementation of Java 21, 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

Requirements

• Java expertise including hands-on work with modern Java LTS versions (Java 21 on this project)
• Spring Boot background across Spring Framework and Spring MVC
• Microservices design experience including distributed systems fundamentals
• REST API design skills including API gateway and system integration concepts
• SQL proficiency with relational databases (Oracle, MariaDB, MySQL, or PostgreSQL)
• Containers experience with Docker and cloud-native delivery practices
• Kubernetes/OpenShift exposure deploying or supporting containerized applications
• Testing capability using JUnit, Mockito, plus unit and integration automation

Nice to Have

• Spring Cloud, Apache Kafka, or RabbitMQ for event streaming and messaging
• Observability experience with ELK/OpenSearch, AppDynamics, or Grafana
• Domain exposure to banking or financial services

We Offer

By choosing EPAM, you're getting a job at one of the most loved workplaces according to Newsweek 2021 & 2022 & 2023. Employee ideas are the main driver of our business. We have a very supportive environment where your voice matters. You will be challenged while working side-by-side with the best talent globally. We work with top-notch technologies, constantly seeking new industry trends and best practices. We offer a transparent career path and an individual roadmap to engineer your future & accelerate your journey. At EPAM, you can find vast opportunities for self-development: online courses and libraries, mentoring programs, partial grants of certification, and experience exchange with colleagues around the world. You will learn, contribute, and grow with us.

About the Company

EPAM is a global software engineering and product development company with a focus on delivering high-quality solutions to clients across various industries. We pride ourselves on fostering a collaborative and innovative environment where our employees can thrive and make a significant impact.