Role Summary

The Appian Senior Developer designs and builds core components of Appian applications for Singapore public-sector clients, working closely with the Architect to implement solutions that meet agency security, performance, and usability standards. The role carries responsibility for both hands-on delivery and technical mentorship of junior developers, and requires solid judgement on Appian design patterns, security configuration, and integration approaches used across government projects.

Key Responsibilities

Design and build Appian process models, interfaces (SAIL), Records, Sites, and Task Reports in line with the solution architecture and agency requirements.
Implement and maintain Appian security groups, role maps, and object-level security consistent with government data-protection requirements.
Develop and maintain CDTs and supporting RDBMS schema in coordination with the Architect.
Build and support external integrations with agency and whole-of-government systems, ensuring adherence to prescribed data-exchange and network-access standards.
Translate business/functional requirements gathered from government stakeholders into working Appian designs and implementations.
Participate in code and design reviews to ensure compliance with Appian best practices and engagement-specific standards.
Analyse and resolve issues identified in Appian and server log files, escalating architectural issues where required.
Support UAT, security testing (VAPT) remediation, and production cutover activities for government go-lives.
Contribute to technical documentation required for agency governance, audit, and change-management processes.
Guide and review the work of Developers on the team, sharing Appian best practices.

Required Skills & Experience

At least 4+ years of hands-on Appian development experience and 7+ years overall in IT.
Experience with Appian 20.x and above.
Good understanding of defining and managing Appian security.
Strong SAIL scripting skills for building responsive, maintainable interfaces.
Solid experience building and using CDTs.
Experience with Task Reports, Records, and Sites.
Hands-on experience with external system integration (Integration Objects, connected systems, APIs/web services).
Sound knowledge of RDBMS concepts and schema design.
Good working knowledge of Appian best practices as published by Appian.
Ability to understand and gather requirements, and design and implement solutions independently.
Understanding of server-side configuration used by Appian and how it affects application behaviour.
Ability to analyse and identify errors from Appian and application log files.

Certifications

Appian Certified Associate Developer.
Appian Certified Senior Developer.

Singapore Public Sector — Specific Requirements

Experience on Singapore Government or statutory board projects is preferred, or on regulated-industry projects with comparable security and audit rigor.
Familiarity with government data-classification handling and the practical implications for interface and integration design.
Exposure to Government-on-Cloud (GCC) hosted environments, including working within restricted network zones and change-management windows.
Ability to support VAPT remediation activities and produce evidence/documentation for security sign-off.
Willingness to work on-site at government premises as required by the engagement.

Soft Skills & Client Engagement

Excellent communication skills, including the ability to explain technical designs clearly to business users.
Comfortable working directly with client business analysts and government project teams during requirements and UAT sessions.
Collaborative approach to mentoring junior developers and reviewing their work constructively.