The posting
Required Experience
• 5 to 7 years of professional software engineer / 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.
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.
Disclaimer: The company is committed to ensuring the privacy andsecurity of your information. By submitting this form, you consent to thecollection, processing, and retention of the information you provide. The datacollected (which may include your contact details, educational background, workexperience and skills) will be used solely for the purpose of evaluating yourqualifications for the position you're applying for. Your data will be storedsecurely and retained for the duration necessary to fulfill our hiring process.If you are not selected for the position, your data will be kept on file for alimited period in case future opportunities arise. You have the right toaccess, correct, or delete your data at any time by contacting us at QuessSingapore | A Leading Staffing Services Provider in Singapore (quesscorp.sg)
This is in partnership with the Employment andEmployability Institute Pte Ltd (“e2i”).
e2i is the empowering network for workers and employersseeking employment and employability solutions. e2i serves as a bridge betweenworkers and employers, connecting with workers to offer job security throughjob-matching, career guidance and skills upgrading services, and partneringemployers to address their manpower needs through recruitment, training, andjob redesign solutions. e2i is a tripartite initiative of the National TradesUnion Congress set up to support nation-wide manpower and skills upgradinginitiatives. By applying for this role, you consent to Quesscorp Singapore’sPDPA and e2i’s PDPA. By submitting your application for this position, youconsent to the collection, use, and disclosure of your personal data byQuesscorp and its recruitment partners, including Employment and EmployabilityInstitute Pte Ltd, for the purpose of i) employment facilitation and ii) dataand statistical analysis. You may find out more information on the PDPApolicies at Quesscorp website and [https://www.e2i.com.sg/pdpa/].



