Full Stack Engineer - Low-Code Development (Public Sector)

We are seeking an experienced Full Stack Engineer (Low-Code Development) to support the design, development, enhancement and maintenance of enterprise applications for a Singapore Government Agency.

The organisation leverages low-code application development platforms to build and manage enterprise applications, digital services and business workflows. It is also exploring the integration of Generative AI and Agentic AI capabilities into existing applications and business processes.

In this role, you will be responsible for developing scalable and reliable applications using low-code technologies, implementing system integrations, optimising application performance and delivering solutions that meet business and technical requirements.

You will work closely with solution architects, business analysts, project managers and other technical teams throughout the software development lifecycle.

Requirements

Key Responsibilities

1. Application Development & Enhancement

• Design, develop, test and deploy enterprise applications using low-code development platforms.
• Translate business and functional requirements into technical designs and application solutions.
• Develop responsive web applications, digital services and business workflows.
• Build and maintain reusable components, shared modules and application templates to improve development efficiency and consistency.
• Participate in the full software development lifecycle, from requirements analysis and development to testing, deployment and maintenance.
• Troubleshoot application issues, identify root causes and implement appropriate solutions.

2. System Integration & Data Management

• Develop and maintain integrations between applications and external systems using REST APIs, SOAP web services and other integration methods.
• Implement backend services, business logic and application workflows to support business functionalities.
• Design, develop and optimise database structures, data models and SQL queries.
• Perform data mapping, validation and transformation to ensure data accuracy and consistency across integrated systems.
• Work with traditional programming languages and backend technologies such as Java, .NET or JavaScript where required.

3. Application Performance & Quality

• Identify and resolve application performance bottlenecks through code optimisation, database tuning and efficient application design.
• Conduct unit testing, integration testing, system testing and performance testing.
• Ensure applications meet functional and non-functional requirements, including performance, scalability, availability and security.
• Monitor application health, investigate production issues and implement corrective and preventive measures.
• Maintain technical documentation, development standards and deployment procedures.

4. AI & Emerging Technology Integration

• Support the integration of Generative AI services and AI-powered capabilities into enterprise applications.
• Work with AI and backend engineering teams to integrate AI services through APIs and shared components.
• Support the implementation of AI-enabled workflows and Agentic AI capabilities where applicable.
• Ensure application integrations follow established security, access control and development standards.

5. Application Maintenance & Collaboration

• Provide ongoing application support, enhancements, bug fixes and technical troubleshooting.
• Collaborate with solution architects and technical leads to ensure implementation aligns with approved architecture and technical standards.
• Work closely with business analysts, testers and stakeholders to clarify requirements and resolve technical issues.
• Participate in code reviews, technical discussions and continuous improvement initiatives.

Requirements

• Degree or Diploma in Computer Science, Computer Engineering, Information Technology or a related discipline.
• At least 3+ years of relevant software development experience, including substantial hands-on experience with low-code application development platforms.
• Proven experience designing, developing and implementing enterprise applications using one or more low-code platforms, such as OutSystems, Mendix, Microsoft Power Platform, Appian, Pega or equivalent technologies.
• Hands-on experience in at least 3 full software development lifecycles.
• Strong experience developing web applications, reusable components, application modules and business workflows.
• Good understanding of application architecture, module dependencies, component reusability and integration patterns.
• Strong database knowledge, including data modelling, SQL queries, database design and performance optimisation.
• Hands-on experience with REST APIs, SOAP web services and system integrations.
• Good understanding of software engineering principles, application architecture and development best practices.
• Familiarity with backend development using Java, .NET, JavaScript or other programming languages.
• Experience troubleshooting application issues, performing root cause analysis and resolving production defects.
• Understanding of application security, performance optimisation, scalability and reliability.
• Good communication and problem-solving skills, with the ability to work collaboratively across technical and business teams.

Benefits

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