Senior Full-Stack Engineer - FinTech Microservices & Cloud

United States Digital Space LLC; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

United States Digital Space LLC is seeking an experienced Senior Backend Developer to help shape the CAIP platform for Corporate Actions & Income Processing. You will join a global team, design, build and deploy scalable CAIP components interfacing with upstream and downstream systems, and contribute to the strategic roadmap.

The role requires 10-12+ years in backend Java, Spring Boot, and microservices within the finance sector, with strong REST API design and cloud experience.

Qualifications

• 10-12+ years of experience in Backend Development and Microservices using Java Spring Boot, J2EE, REST within the finance sector.
• Strong design, analytical, and problem‑solving skills.
• Experience with Java, Spring Boot, microservices, cloud development, Azure preferred.
• Knowledge of API design and system integration using REST APIs and messaging technologies such as Kafka.
• Hands‑on experience designing, developing, and delivering large, scalable systems.
• Experience in Full stack Java development, including Java/J2EE, React JS, Kafka, REST APIs, microservices, and event‑driven architecture.
• Prior experience developing applications for complex financial use cases in a product company.

Responsibilities

• Work in the Processing Strategic pod to drive the CAIP roadmap.
• Collaborate with developers in Poland and Switzerland in an agile pod.
• Design, build and deploy CAIP components interfacing with various applications and technologies.
• Act as a flexible team player with strong communication skills and fluency in English.

Skills

Backend development

Microservices

Java Spring Boot

J2EE

REST

API design

System integration

Full stack Java development

React JS

Kafka

Cloud development

Azure

English communication

Tools

Java

Spring Boot

Kafka

React JS

Azure

Job description

United States Digital Space LLC is seeking an experienced Senior Backend Developer to help shape the CAIP platform for Corporate Actions & Income Processing. You will join a global team, design, build and deploy scalable CAIP components interfacing with upstream and downstream systems, and contribute to the strategic roadmap.

The role requires 10-12+ years in backend Java, Spring Boot, and microservices within the finance sector, with strong REST API design and cloud experience.