Senior Full Stack Developer (Microservice Developer)

Full-Stack Developer – Banking Role: Senior Java Backend Domain: Banking / Financial Services About the Role We are looking for an experienced Java Backend / Full-Stack Developer with strong expertise in Java and Spring Boot to develop and integrate enterprise banking applications. The role requires hands-on experience building interfaces for host integration, including online and batch integrations, with core and other banking systems. Key Responsibilities Design, develop and maintain backend applications using Java and Spring Boot.Develop APIs and interfaces for integration with banking host systems.Build and support online and batch integrations between applications and bank systems.Integrate with platforms such as CBS, SIBS, WebFITAS, or similar core/enterprise banking systems.Develop REST APIs, microservices and system-to-system interfaces.Work with databases, messaging and integration frameworks.Troubleshoot integration and production issues across multiple systems.Collaborate with architects, business analysts and other engineering teams.Ensure solutions meet banking standards for security, reliability and performance.Mandatory Skills Strong hands-on Java development experience.Strong Spring Boot / Spring Framework experience.Backend or Full-Stack application development experience.API and interface development experience.Experience with host/system integration – online and batch.REST APIs / Microservices.SQL and relational databases.Experience working in banking or financial services.Strong understanding of enterprise application integration.Highly Preferred Experience with CBS, SIBS, WebFITAS or similar banking systems, along with messaging technologies such as Kafka/MQ and frontend frameworks such as Angular or React. Important: This is not a generic Java developer role. Candidates must have hands-on Java + Spring Boot experience and should ideally have developed interfaces/integrations with banking host or core systems. PERSOL Singapore Pte Ltd • RCB No. 200007268E EA License No. 01C4394 • EA Registration No. R1113321 (Jacob Tijo)