Senior Java Engineer - Payments & API Microservices

Capgemini; Singapore; On-site; SGD 90,000 - 160,000; Full time

Job summary

Capgemini in Singapore is seeking a Senior Java Developer to design, develop, and support enterprise applications and payment solutions. You will work with Java, Spring Boot, REST APIs, and microservices to build scalable backend services and payment workflows.

The role requires hands-on experience with banking/payment platforms, ISO 20022, and modern architectures. Collaboration with cross-functional teams and participation in Agile processes are essential.

Qualifications

• Hands-on experience with Spring Boot, Spring Security, REST APIs, and SQL databases.
• Good understanding of microservices architecture and integration patterns.
• Experience with Git, CI/CD pipelines, and software development best practices.
• Strong analytical, problem-solving, and communication skills.
• Experience in banking or financial services.
• Knowledge of payment systems, transaction processing, and payment workflows.
• Familiarity with ISO 20022 messaging standards.
• Experience with SWIFT, payment gateways, clearing, or settlement systems.
• Knowledge of Apache Camel, ReactJS, or cloud technologies is advantageous.

Responsibilities

• Develop and maintain applications using Java, Spring Boot, and related technologies.
• Design and implement RESTful APIs and backend services.
• Build and support system integrations and payment-related solutions.
• Collaborate with business analysts, architects, QA, and DevOps teams throughout the development life cycle.
• Perform code reviews, testing, troubleshooting, and production support.
• Participate in Agile development and continuous improvement initiatives.

Skills

Java

Spring Boot

REST APIs

Microservices

SQL

Git

CI/CD

ISO 20022

Payment systems

Education

Bachelor degree

Tools

Apache Camel

ReactJS

Cloud technologies

Job description

Capgemini in Singapore is seeking a Senior Java Developer to design, develop, and support enterprise applications and payment solutions. You will work with Java, Spring Boot, REST APIs, and microservices to build scalable backend services and payment workflows.

The role requires hands-on experience with banking/payment platforms, ISO 20022, and modern architectures. Collaboration with cross-functional teams and participation in Agile processes are essential.