Senior Workflow Developer

Cozen O'Connor

. Serve as the technical authority for ServiceNow, setting development standards, reviewing code, mentoring teammates, and guiding the platform roadmap, upgrades, and technical debt reduction.

Posted 10/9/2026full-timePhiladelphia • Pennsylvania • United StatesSenior💰 $130,000 - $150,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in ServiceNow development, including building custom applications and workflows, managing ITSM processes, and integrating with REST APIs. Proficient in JavaScript, Agile practices, and stakeholder communication, ensuring effective project delivery and technical guidance.

Highest-signal resume keywords

ServiceNow DevelopmentCustom Scoped ApplicationsAdvanced JavaScriptITSM and ITIL KnowledgeService Portal Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ServiceNow DevelopmentCustom Scoped ApplicationsJavaScriptREST APIsApp EngineFlow DesignerWorkflow StudioIncident ManagementChange ManagementPower Platform

Soft Skills

CommunicationTroubleshootingProblem-Solving

Tools & Technologies

ServiceNowMicrosoft Power Platform.NET/C#AngularJSHTML/CSS

Certifications & Qualifications

ServiceNow Certified System AdministratorServiceNow Certified Application DeveloperServiceNow Certified Technical Architect

Industry Keywords

ITSMITILAgile PracticesTechnical DocumentationEnterprise Governance

Tech Stack

Tools & technologies

AngularITSMJavaScriptServiceNowSOAP.NET

About the role

Key responsibilities & impact

Serve as the technical authority for ServiceNow, setting development standards, reviewing code, mentoring teammates, and guiding the platform roadmap, upgrades, and technical debt reduction.
Design, develop, test, and maintain custom scoped applications and workflows using App Engine, Flow Designer, and Workflow Studio.
Build service catalogs, intake forms, record producers, case management, multi-level approvals, escalations, and notifications.
Gather requirements from business users, translate them into technical requirements and designs, run demos and user acceptance testing, and provide estimates and timelines.
Build and customize Service Portal pages, widgets, and themes using JavaScript, HTML/CSS, and AngularJS, focusing on usability and accessibility.
Configure and enhance Incident, Problem, Change, Request, Knowledge, and CMDB processes, reporting, and dashboards.
Build and troubleshoot integrations using REST APIs, SOAP, JSON, Integration Hub, import sets, and transform maps.
Manage roles, ACLs, application security, audit and compliance support, and enterprise governance standards.
Manage releases across instances with implementation and rollback plans, troubleshoot production issues, and maintain technical documentation.
Develop solutions on Microsoft Power Platform and Microsoft .NET/C#, selecting approaches based on business needs.

Requirements

What you’ll need

5+ years of hands-on ServiceNow development experience, including prior lead or senior developer responsibility.
Active ServiceNow Certified System Administrator (CSA).
Proven experience building custom scoped applications and workflows on App Engine.
Strong Service Portal experience, including widgets, client and server scripting.
Solid ITSM experience and understanding of ITIL.
Advanced JavaScript skills, including GlideRecord, Script Includes, and Business Rules.
Experience building and consuming REST APIs.
Willingness to work across ServiceNow, Power Platform, and .NET, including no-code, low-code, and pro-code development.
Experience gathering requirements from non-technical stakeholders and producing reliable estimates.
Familiarity with source control, Agile practices, and release management.
Strong communication, troubleshooting, and problem-solving skills.
Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent experience.
Preferred: Active ServiceNow Certified Application Developer (CAD) and/or Certified Technical Architect (CTA).
Preferred: Experience with AngularJS.