Senior Full Stack Developer (Java / ReactJS)

idc technologies (singapore) pte. ltd.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

idc technologies (singapore) pte. ltd. seeks an experienced Senior Full Stack Developer to strengthen the security of our internet banking platform.

The role focuses on secure full-stack development, vulnerability remediation, and ensuring regulatory compliance across frontend and backend systems. The candidate will implement security patches, conduct secure code reviews, and contribute to architecture discussions, delivering secure, scalable web applications with Spring Boot microservices in a

Qualifications

• 5–7+ years of professional software development experience.
• Proven experience with enterprise-scale internet-facing applications.
• Strong background in security vulnerability remediation and secure coding.
• Banking, financial services, or payment systems experience is highly preferred.

Responsibilities

• Implement security patches and fixes across frontend and backend applications.
• Conduct code reviews focused on secure coding practices and vulnerability prevention.
• Ensure compliance with security guidelines, industry standards, and regulatory requirements.
• Participate in security audits, vulnerability assessments, and penetration testing remediation.
• Develop, test, and maintain secure, scalable, and high-performance web applications.
• Design and implement secure RESTful APIs and microservices using Spring Boot.
• Participate in architectural discussions and provide security-focused technical recommendations.
• This role is for one of our project requirements

Skills

React.js

HTML5

CSS3

JavaScript (ES6+)

Java

Spring Boot

Spring Security

RESTful APIs

Microservices

PostgreSQL

MySQL

MSSQL

OWASP Top 10

OAuth2

OIDC

SAML2

JWT

CI/CD

DevOps

Education

Diploma or Degree in Computer Science/Software Engineering/IT

Tools

PostgreSQL

MySQL

MSSQL

CI/CD tools

Job description

We are seeking an experienced Senior Full Stack Developer to join our team and play a critical role in maintaining and enhancing the security posture of our internet banking platform. The ideal candidate will have strong expertise in secure full stack development and experience in identifying, remediating, and preventing security vulnerabilities in mission-critical financial systems.

Key Responsibilities

• Implement security patches and fixes across frontend and backend applications.
• Conduct code reviews focused on secure coding practices and vulnerability prevention.
• Ensure compliance with security guidelines, industry standards, and regulatory requirements.
• Participate in security audits, vulnerability assessments, and penetration testing remediation.
• Develop, test, and maintain secure, scalable, and high-performance web applications.
• Design and implement secure RESTful APIs and microservices using Spring Boot.
• Participate in architectural discussions and provide security-focused technical recommendations.
• This role is for one of our project requirements

Required Experience

• 5 to 7+ years of professional software development experience.
• Proven experience with enterprise-scale internet-facing applications.
• Strong background in security vulnerability remediation and secure coding.
• Banking, financial services, or payment systems experience is highly preferred.

Technical Skills

Frontend

• Strong proficiency in React.js, HTML5, CSS3, and JavaScript (ES6+).
• Experience building secure, responsive, and high-performance web applications.

Backend

• Strong expertise in Java and Spring Boot.
• Experience with Spring Security and authentication/authorization frameworks.
• Strong knowledge of RESTful APIs and microservices architecture.
• Experience with PostgreSQL, MySQL, or MSSQL.

Security & DevOps

• Deep understanding of OWASP Top 10 vulnerabilities and remediation techniques.
• Experience with secure coding standards and security testing tools.
• Knowledge of OAuth2,OIDC, SAML2, and JWT.
• Familiarity with CI/CD pipelines, DevOps practices, and automated security testing.

Education

• Diploma or Degree in Computer Science, Software Engineering, Information Technology, or related discipline.