Fullstack Engineer – Legacy Modernisation & AI Enablement

Vinova Pte. Ltd.; Singapore; On-site; SGD 60,000 - 120,000; Full time

Job summary

Vinova Pte. Ltd. in Singapore is seeking a software engineer to develop, enhance and maintain systems across legacy and modernised components, ensuring reliability and maintainability.

You will work on land title registration workflows, APIs and integration, deliver quality code, participate in modernization efforts, and collaborate with stakeholders to meet SLAs. This role requires 3–5 years of experience, strong programming skills in Java, JavaScript and SQL, and a disciplined approach to

Qualifications

• Degree in Computer Science, Software Engineering, Information Systems or a related discipline, or equivalent practical experience.
• At least 3–5 years of relevant experience in software engineering, application maintenance, or enterprise system development.
• Strong programming and debugging skills, with experience in Java, JSP, JavaScript, SQL, PL/SQL, shell scripting or related enterprise technologies.
• Experience with large, complex or legacy application systems, including troubleshooting production issues and understanding tightly coupled business logic.
• Familiarity with APIs, application servers, databases, batch processing, authentication flows, and system integrations.
• Experience with software delivery practices such as version control, CI/CD, automated testing, release management and environment management.
• Working knowledge of secure coding principles and application security practices.
• Good analytical thinking and problem-solving ability, with a disciplined approach to change impact assessment and root cause analysis.
• Strong communication and collaboration skills, with the ability to work effectively with technical and non-technical stakeholders.

Responsibilities

• Develop, enhance and maintain software for STARS and ELS across both legacy and modernised components, ensuring reliability, correctness and maintainability.
• Work on complex business workflows that support land title registration, lodgement, payment, document handling, reporting and search functions.
• Analyse and implement system changes with care in a tightly coupled environment with numerous upstream and downstream interfaces.
• Support modernisation initiatives such as platform upgrades, code remediation, refactoring, API enablement, removal of obsolete components, and progressive architecture improvements.
• Contribute to digital transformation efforts, including improving system usability, automation, straight-through processing and integration with new digital services.
• Use AI tools responsibly to improve engineering productivity in areas such as code analysis, documentation, test design and development acceleration, while critically reviewing all AI-generated outputs for correctness, security, maintainability and compliance.
• Participate in incident investigation, root cause analysis, defect remediation and production support to maintain system stability and service availability.
• Strengthen engineering quality through testing, code review, secure coding, dependency hygiene, observability and DevSecOps practices.
• Collaborate with product owners, users, architects, operations teams, cybersecurity stakeholders and vendors to deliver solutions that are practical, secure and aligned with SLA’s priorities.
• Document technical design, system behaviour, integration logic and operational considerations to support knowledge retention and reduce dependency on individuals or vendors.

Job description

Vinova Pte. Ltd. in Singapore is seeking a software engineer to develop, enhance and maintain systems across legacy and modernised components, ensuring reliability and maintainability.

You will work on land title registration workflows, APIs and integration, deliver quality code, participate in modernization efforts, and collaborate with stakeholders to meet SLAs. This role requires 3–5 years of experience, strong programming skills in Java, JavaScript and SQL, and a disciplined approach to