Role Overview
The Low Code Engineer will be responsible for the maintenance, enhancement and stabilisation of an existing Singapore public-sector digital service, while supporting its transition towards a modern technology architecture.
The engineer will perform hands-on technical work across the application lifecycle, including application development, production support, troubleshooting, deployment, technical documentation and migration activities.
The application environment includes OutSystems, Oracle Policy Automation (OPA), Sitefinity CMS, Oracle Database and AWS infrastructure, together with associated operating-system, security and identity components.
The Senior Consultant will additionally lead and manage technical delivery for the engineers assigned, and provide technical direction for solutioning, migration and modernisation activities.
Key Responsibilities
Application Development and Maintenance
Design, develop, test enhancements and defect fixes for applications developed using OutSystems.
Develop and maintain backend business logic, workflows, integrations and rules using OutSystems and, where applicable, Oracle Policy Automation.
Develop and maintain frontend functionality using OutSystems and Sitefinity CMS.
Develop and maintain Oracle Database components, including schemas, SQL queries, stored procedures and data-integrity controls.
Production Support
Investigate and resolve application defects, production incidents, integration failures and performance issues.
Support application deployments, release activities, rollback and post-deployment verification.
Perform root-cause analysis and implement permanent corrective actions for recurring technical issues.
Infrastructure, Security and Integration
Support application components hosted on AWS services including S3, Lambda, EC2, ELB, CodeDeploy and KMS.
Support application environments running on Amazon Linux 2023 and Windows Server 2016/2019.
Develop and support security and identity integrations involving ADFS, WOG AD, SAML, CAM, Trend Micro FAM and API Gateway.
Migration and Modernisation
Assess dependencies between the existing application and target architecture.
Support migration planning, including dependency identification, workstream sequencing, technical risk assessment, testing and cutover activities.
Support progressive transition from the existing technology stack towards the target modern architecture while maintaining continuity of the production service.
Documentation
Produce and maintain technical documentation including solution designs, architecture diagrams, interface specifications, deployment procedures, operational runbooks and migration plans.
Additional Responsibilities for Senior Consultant:
Lead end-to-end technical delivery across application enhancement, production support and modernisation workstreams.
Provide technical guidance on solution design, engineering standards, code quality and migration approaches, and guide the development team in implementation.
Take ownership of critical technical matters, including complex production issues, technical risks, dependencies, migration and cutover activities.
Requirements
Mandatory requirements for Consultant and Senior Consultant
At least 3 years of hands-on application development experience using OutSystems
Completed at least one Singapore Government project involving an OutSystems-based production system with a total project or contract value of at least S$5 million
Experience supporting at least one production application after go-live, including incident investigation, defect resolution or application enhancement
Hands-on experience working with Oracle Database in an application-development or production support environment
Experience working with an Enterprise technology environment involving application development and one or more supporting technology areas, such as database, infrastructure, integration, security or identity components
Additional Mandatory requirements for Senior Consultant
At least 7 years of hands-on application development experience, including a minimum of 3 years using OutSystems
At least 2 years of experience leading technical delivery and/or defining solution architecture
Led the technical delivery of at least one production application implementation, major system enhancement or migration/modernisation initiative
Technical Skills
Must Have: Low Code Application Development
OutSystems: Database Oracle Database
Good to Have
Experience in the following:
Oracle Policy Automation (OPA) / Oracle Intelligent Advisor (OIA)
Sitefinity CMS
AWS services, including S3, Lambda, EC2, ELB, CodeDeploy and KMS
Amazon Linux 2023 and Windows Server 2016/2019
ADFS, WOG AD, SAML, CAM, Trend Micro FAM and API Gateway
CI/CD tooling such as GitLab or CodePipeline
Infrastructure and container security practices
Observability and monitoring tools (e.g. Dynatrace, Datadog, CloudWatch)
Familiarity with modern cloud-native stacks (ReactJS, Golang, Kubernetes) as a complement to legacy expertise
Soft Skills
Strong problem-solving and debugging skills in production environments.
Clear communication with both technical and non-technical stakeholders.
Ability to work independently and take ownership of complex, ambiguous legacy systems.
For Senior Consultant: Demonstrated technical leadership and team management skills, with the ability to drive technical decisions across teams.
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