Overview
Skills
Job Details
Principal ServiceNow Platform Developer
Experience Required: 8+ Years
Role Summary
We are seeking a highly seasoned and strategic Principal ServiceNow Developer to drive the architectural integrity, best practices, and advanced development of our enterprise ServiceNow platform. The ideal candidate will possess deep, comprehensive knowledge across multiple ServiceNow modules and the ability to act as a subject matter expert, guiding development teams and shaping the platform roadmap.
Core Responsibilities
Platform Architecture and Governance (40%):
Act as the technical authority for the ServiceNow instance, defining coding standards, architectural patterns, and performance optimization strategies.
Lead the design and implementation of the Common Service Data Model (CSDM) across all relevant modules (e.g., CMDB, Incident, Request).
Evaluate new ServiceNow features and releases, determining suitability and developing upgrade strategies to ensure platform stability and security.
Manage instance cloning, security hardening, and environment maintenance procedures.
Advanced Development & Customization (35%):
Develop complex, scalable, and secure Scoped Applications using ServiceNow Studio and App Engine, adhering to official platform guidelines.
Implement advanced server-side scripting (Script Includes, Business Rules, Scheduled Jobs) and client-side scripting (Client Scripts, UI Policies) with a strong focus on minimizing performance impact.
Design and optimize Service Portal and UI Builder components using AngularJS (Service Portal) or modern web components (UI Builder) for superior user experience.
Utilize Flow Designer and Process Automation Designer for orchestrating complex, cross-functional workflows, and defining custom IntegrationHub spokes.
Integration and Data Management (15%):
Architect and build secure, high-volume integrations with external enterprise systems (e.g., HRIS, ERP, Monitoring tools) using REST/SOAP APIs and the IntegrationHub.
Lead the strategy for data migration, data quality, and ongoing CMDB normalization and reconciliation efforts.
Implement MID Servers and ensure robust, fault-tolerant connections between ServiceNow and on-premise infrastructure.
Mentorship and Quality Assurance (10%):
Mentor and coach mid-level and junior developers on advanced scripting techniques, debugging, and adhering to strict ServiceNow development best practices.
Lead code reviews and technical design sessions, ensuring all development meets quality, maintainability, and security standards.
Provide expert-level troubleshooting for complex technical issues, including deep-dive analysis of performance logs and system diagnostics.
Required Technical Expertise (8+ Years)
ServiceNow Core Platform: Expert-level proficiency in JavaScript, HTML, CSS, Angular.js (for Service Portal), and all core platform elements (Tables, GlideRecord, ACLs).
Scoped Applications: Extensive experience designing, developing, and deploying multiple custom Scoped Applications from inception to production.
IntegrationHub & APIs: Proven history of defining and implementing complex bi-directional integrations using IntegrationHub, Scripted REST APIs, and OAuth 2.0/Token authentication methods.
Key Module Expertise (Required Depth in at least two): Deep, demonstrable expertise in configuring and customizing:
IT Service Management (ITSM) including Service Catalog, Incident, Problem, and Change Management.
IT Operations Management (ITOM) including Discovery, Service Mapping, and Event Management.
Customer Service Management (CSM) or HR Service Delivery (HRSD).
CSDM & CMDB: Deep practical knowledge of the Configuration Management Database (CMDB) and the Common Service Data Model (CSDM) framework.
Performance: Expert ability to identify and resolve performance bottlenecks related to scripts, database queries (slow queries), and business rule execution order.
Required Certifications & Qualifications
ServiceNow Certified System Administrator (CSA) - Mandatory
ServiceNow Certified Application Developer (CAD) - Mandatory
At least two (2) Certified Implementation Specialist (CIS) certifications (e.g., CIS-ITSM, CIS-HRSD, CIS-Discovery).