Senior Software Engineer Java & AWS

antas pte. ltd.; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

antas pte. ltd. seeks a Senior Software Engineer with 15+ years of Java enterprise experience to design, build, and modernize scalable banking applications. You will work with Spring Boot, AWS, microservices, and secure REST APIs across BFSI domains.

Responsibilities include migrating to microservices, implementing event-driven architectures with Kafka, and managing CI/CD pipelines with GitLab/Jenkins. Strong collaboration with architects and analysts is essential for production-ready solutions.

Qualifications

• 15+ years of Java software development in enterprise applications.
• Strong expertise in Java 17/21, Spring Boot, Spring Security, and Microservices.
• Extensive AWS Cloud Services experience including EKS, ECS, Lambda, API Gateway.
• Strong knowledge of REST APIs, Event-Driven Architecture, Kafka, and distributed systems.
• Hands-on experience with Docker, Kubernetes, Terraform, and CI/CD automation.
• Proficiency in PostgreSQL, DynamoDB, SQL, and database integration.
• Experience in BFSI application development and secure coding practices.

Responsibilities

• Design, develop, and maintain enterprise applications using Java 17/21, Spring Boot, and Spring Security.
• Migrate and design microservices architectures with Docker and Kubernetes.
• Build and deploy cloud-native apps on AWS (EKS, ECS, Lambda, API Gateway).
• Implement event-driven systems using Kafka, MSK, SQS, SNS, EventBridge.
• Develop secure REST APIs for banking and financial apps.
• Handle data storage with Aurora PostgreSQL, DynamoDB, S3, Redis.
• Automate infrastructure with Terraform and CI/CD with GitLab/Jenkins.
• Contribute to Core Banking, Payments, KYC/AML, Wealth, and Insurance domains.
• Optimize performance, conduct tests, and resolve defects.
• Collaborate with architects, analysts, and cross-functional teams.
• Participate in modernization, design reviews, and production support.

Skills

Java

Spring Boot

Spring Security

Microservices

REST APIs

Kafka

AWS

Docker

Kubernetes

Terraform

CI/CD

PostgreSQL

DynamoDB

SQL

Tools

GitLab CI/CD

Jenkins

API Gateway

Amazon EKS

S3

Job description

We are seeking a Senior Software Engineer with 15+ years of experience in Java application development, cloud-native technologies, and enterprise software engineering within the Banking, Financial Services, and Insurance (BFSI) sector. The candidate will be responsible for developing scalable applications, modernizing legacy systems, and implementing secure, high-performance solutions using Java, Spring Boot, and AWS.

Key Responsibilities

• Design, develop, and maintain enterprise applications using Java 17/21, Spring Boot, and Spring Security.
• Develop and migrate applications to microservices architecture using Docker and Kubernetes.
• Build and deploy cloud-native applications using AWS EKS, ECS Fargate, Lambda, and API Gateway.
• Implement event-driven systems using Kafka, Amazon MSK, SQS, SNS, and EventBridge.
• Develop and integrate secure REST APIs for banking and financial applications.
• Implement data processing and storage solutions using Aurora PostgreSQL, DynamoDB, S3, and Redis.
• Automate infrastructure provisioning using Terraform and support CI/CD pipelines using GitLab CI/CD and Jenkins.
• Develop and maintain applications for Core Banking, Payments, KYC/AML, Wealth Management, and Insurance.
• Perform application performance optimization, unit testing, integration testing, and defect resolution.
• Collaborate with solution architects, business analysts, and cross-functional teams to deliver enterprise software solutions.
• Participate in application modernization, technical design, code reviews, and production support.

Mandatory Skills & Experience

• 15+ years of experience in Java Software Development and Enterprise Application Engineering.
• Strong expertise in Java 17/21, Spring Boot, Spring Security, and Microservices.
• Extensive experience in AWS Cloud Services, including EKS, ECS, Lambda, API Gateway, and Step Functions.
• Strong knowledge of REST APIs, Event-Driven Architecture, Kafka, and distributed systems.
• Hands-on experience with Docker, Kubernetes, Terraform, and CI/CD automation.
• Proficiency in PostgreSQL, DynamoDB, SQL, and database integration.
• Experience in Banking, Financial Services, or Insurance application development.
• Strong understanding of software development lifecycle, automated testing, and application performance optimization.