Senior Full-Stack Engineer: Java, React & Microservices

CAPGEMINI SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

CAPGEMINI SINGAPORE PTE. LTD. seeks a Senior Full Stack Engineer to design, develop, and enhance enterprise applications across frontend and backend platforms. You will work with Java, React, Lit, TypeScript, and databases to build scalable, secure solutions while engaging with cross-functional teams.

The role emphasizes backend services with Java/Spring Boot/Quarkus, modern frontend with React, and strong emphasis on architecture, security, and DevOps collaboration.

Qualifications

• Degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent practical experience.
• Experience in software engineering and enterprise application development.
• Experience designing, developing, and supporting full-stack applications throughout the software development lifecycle.
• Experience within banking, financial services, capital markets, or regulated industries.
• Knowledge of event-driven architectures and distributed systems.
• Familiarity with monitoring and observability tools such as ELK Stack, Prometheus, and Grafana.
• Understanding of application security principles and secure software development practices.
• Experience working in Agile or Scrum delivery environments.
• Strong stakeholder management, communication, and problem-solving skills.

Responsibilities

• Design, develop, test, and maintain full-stack applications using Java, React, Lit, JavaScript, and database technologies.
• Develop and maintain backend services, RESTful APIs, and microservices using Java, Spring Boot, and Quarkus.
• Build responsive, accessible frontend applications using React, Lit, TypeScript, and modern web technologies.
• Design and optimize database schemas, data models, queries, and integration processes.
• Implement secure coding standards and support application security requirements.
• Participate in solution design discussions and contribute to architecture-related decisions.
• Ensure code quality through peer reviews, automated testing, and adherence to development standards.
• Collaborate with product owners, business stakeholders, architects, designers, and technology teams to deliver effective solutions.
• Contribute technical expertise during requirements analysis, solution design, and development activities.
• Support knowledge sharing, mentoring, and technical guidance within the team.
• Work closely with DevOps teams to support CI/CD processes, deployment activities, and operational improvements.
• Participate in Agile ceremonies, including sprint planning, estimation, reviews, and retrospectives.
• Monitor and optimize application performance across frontend and backend components.
• Troubleshoot and resolve complex technical and production issues.
• Support the implementation of monitoring, logging, and observability solutions.
• Contribute to application scalability, maintainability, and resilience initiatives.
• Support continuous improvement of development practices, tools, and engineering processes.

Skills

Software engineering

Full-stack development

Agile/Scrum

Stakeholder management

Problem solving

Communication

Education

Bachelor's degree in Computer Science or related field

Tools

Java

React

Lit

TypeScript

Spring Boot

Quarkus

RESTful APIs

Microservices

PostgreSQL/MySQL/Oracle

MongoDB/Redis

ELK/Prometheus/Grafana

Git

Azure DevOps

Maven/Gradle

Job description

CAPGEMINI SINGAPORE PTE. LTD. seeks a Senior Full Stack Engineer to design, develop, and enhance enterprise applications across frontend and backend platforms. You will work with Java, React, Lit, TypeScript, and databases to build scalable, secure solutions while engaging with cross-functional teams.

The role emphasizes backend services with Java/Spring Boot/Quarkus, modern frontend with React, and strong emphasis on architecture, security, and DevOps collaboration.