Real-time
Two-way sync
Changes in ServiceNow or Zendesk instantly reflect in both systems. No stale data, no manual imports.
Business productivity
ServiceNow to Zendesk integration — real-time, two-way sync
Keep ServiceNow and Zendesk in sync without custom scripts. Cut weeks of integration work, eliminate silent data drift, and give your team a single, reliable source of truth.
- SOC 2 and 6 other compliance frameworks
- POC with real engineers in minutes
Adopted by fast-scaling companies moving mission-critical data in real time
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Case study
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Why teams connect ServiceNow and Zendesk
Stop re-entering the same information in ServiceNow and Zendesk: Stacksync keeps the records they share consistent in real time, in both directions.
Two tools in the daily stack often hold overlapping information: the same people, the same companies, or the same pieces of work, described twice. The tools do different jobs, so consolidating is not the answer; the overlap just needs to stop drifting.
Stacksync syncs Incidents, Change Requests, Problems, Service Catalog Requests in ServiceNow with Organizations, Attachments, Ticket Forms, Tickets in Zendesk in real time. You choose which records overlap, map the fields that should match, and pick a direction or let changes flow both ways. From then on, an update made in either tool is reflected in the other within seconds, without exports or copy-paste.
Because the sync is field-level, each tool keeps its own extras; only the shared data is held in agreement.
Common use cases
- Mirror incident and task data into Postgres or a warehouse for SLA and workload reporting
- Create ServiceNow tickets automatically from CRM cases and sync status back as agents work them
- Write CRM account tier, owner, and renewal data onto Zendesk organizations and ticket fields so agents see context in the ticket.
- Keep Zendesk users and organizations aligned with CRM contacts and accounts in both directions.
Where both tools track people or companies: one consistent record
Contact and company details corrected in either tool update the other, so nobody works from the old version.
Where one tool produces events: mirror them in the other
Payments, replies, messages, or tickets created in one tool can create or update matching records in the other, keeping context in one place.
Where Zendesk is where the team documents or plans: keep its data fed
Information that originates in ServiceNow stays current in Zendesk instead of going stale after a one-time paste.
What you can sync between ServiceNow and Zendesk
Representative objects on each side — any object or custom field can map to any target. Schemas are auto-detected; types are converted between the two systems.
| ServiceNow objects | Zendesk objects | |
|---|---|---|
| Users and Groups Sys_user and group tables synced with HR systems and identity providers. | Attachments Synced with incremental and full sync per the Stacksync docs. | |
| Tasks The base task table that incidents, changes, and requests extend. | Ticket Forms Synced with incremental and full sync per the Stacksync docs. | |
| Knowledge Articles Support content that can be mirrored to help centers or search indexes. | Tickets The central work object; synced to databases for SLA and volume reporting or mirrored into engineering tools. | |
| Custom Tables Scoped or u_-prefixed tables are addressable through the same Table API as standard ones. | Tickets Comments Synced with incremental and full sync per the Stacksync docs. | |
| Incidents The core ITSM ticket; commonly synced with engineering trackers and CRMs. | Users End users and agents; matched to CRM contacts to keep requester data consistent. | |
| Change Requests Track planned changes; synced to deployment and release tooling. | Organizations Company groupings for users; typically kept aligned with CRM accounts. |
What ships with ServiceNow ⇄ Zendesk
Connect ServiceNow and Zendesk for flexible, real-time data sync.
Real-time sync, workflow automation, event queues, EDI, and monitoring, for every ServiceNow–Zendesk connection.
No-code + pro-code
Workflow automation
Trigger automated workflows whenever ServiceNow or Zendesk data changes, update records, fire webhooks, or kick off sequences without brittle API scripts.
At scale
Event queues
Handle millions of events per minute without losing a single ServiceNow or Zendesk record.
Observability
Monitoring
Track your ServiceNow ⇄ Zendesk sync health, view errors, and replay failed events in one click.
Trading partners
EDI
Transform legacy EDI complexity into simple database interactions between ServiceNow and Zendesk.
How the ServiceNow and Zendesk connectors work
ServiceNow
- Integration surface
- REST API (Table, Import Set, and Aggregate APIs); SOAP remains for legacy integrations
- Authentication
- OAuth 2.0 or basic authentication against the instance
- Change detection
- Polling on sys_updated_on timestamps; instance admins can configure outbound push through business rules or Flow Designer
- Capabilities
- read · write
- Rate limits
- Subject to instance-level API rate limits and concurrency semaphores configured by administrators
Zendesk
- Integration surface
- REST API
- Authentication
- OAuth app authorization: enter your Zendesk subdomain (from {sub_domain_name}.zendesk.com) in Stacksync Connections and click "Authorize App"
- Change detection
- Incremental export endpoints with cursor-based pagination, plus webhooks fired by triggers
- Capabilities
- read · write · webhooks
- Rate limits
- Request limits vary by plan; incremental export endpoints have their own allowances.
How it works
How to connect ServiceNow to Zendesk — three steps, no code
Configure and sync within minutes, no code. Whether you sync 50k or 100M+ records, Stacksync handles the queues, infra, and plumbing. Integrations are non-invasive and need zero setup on your systems.
- 01
Connect your apps
Authenticate ServiceNow and Zendesk with each platform's native method — OAuth, API keys, or service accounts — plus secure options like SSH tunneling, IP whitelisting, and VPC peering.
ServiceNow connected
Zendesk
connected
OAuth 2.0SSH tunnelSSL certificateVPC peering - 02
Choose tables
Pick the ServiceNow and Zendesk objects to sync — Stacksync auto-detects both schemas, including custom fields where the platform exposes them. Sync to existing tables, or let Stacksync create new ones with ideal data types.
objects · ServiceNow ⇄ ZendeskCustomers 12,480Sales Orders 8,213Invoices 5,902Items 1,344 - 03
Map fields
Fields map automatically even when names and types differ. Stacksync handles transformation and type casting for you, zero configuration required.
ServiceNow ZendeskCompany company_name textEmail email textAmount amount numericCreated created_at timestamp
FAQ
ServiceNow and Zendesk integration FAQ
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Yes. Stacksync provides a managed, real-time two-way integration between ServiceNow and Zendesk: authenticate both systems, choose the objects to sync (such as ServiceNow's Users and Groups and Tasks), map fields visually, and changes propagate both ways in milliseconds — no code required.
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ServiceNow: REST API (Table, Import Set, and Aggregate APIs); SOAP remains for legacy integrations. Authentication: OAuth 2.0 or basic authentication against the instance. Zendesk: REST API. Authentication: OAuth app authorization: enter your Zendesk subdomain (from {sub_domain_name}.zendesk.com) in Stacksync Connections and click "Authorize App". Stacksync manages authentication, retries, and rate limits on both sides.
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ServiceNow: Sys_updated_on and sys_created_on columns exist on every table, giving a consistent basis for incremental extraction. Zendesk: Docs do not state change-detection mechanism or read/write/CDC direction details. Stacksync's field mapping accounts for these differences between ServiceNow and Zendesk without custom code.
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Stacksync is SOC 2 Type II and ISO 27001 certified with HIPAA BAA support. Data is encrypted in transit, and a zero-persistent-storage architecture means ServiceNow and Zendesk records are not retained after a sync operation.
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Stacksync pricing is usage-based and starts at $1,000/month, including the managed ServiceNow and Zendesk connectors, real-time two-way sync, monitoring, and support. That replaces building and maintaining a custom ServiceNow–Zendesk integration in-house.
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Yes — Stacksync ships production-grade connectors for both ServiceNow and Zendesk. The connectors handle authentication, schema detection, rate limits, and retries; you configure the sync, and Stacksync operates it.
SECURITY
Security teams love Stacksync
As a data company, we understand the importance of keeping your data secure. Stacksync is built with security best practices to keep your data safe at every layer, and is DPF-certified for US, EU, UK and CH data transfers.
SOC 2 type II
ISO 27001
HIPAA BAA
GDPR
CCPA
CSA STAR
DPF US-EU-UK-CH
→ SECURITY WITH BENEFITS
SSO & SCIM
Let your users access Stacksync from your centralized user management systems. Works with Okta, Azure, Google SSO and more.
Alerts
Immediately get alerted about record syncing issues over email, Slack, PagerDuty and WhatsApp. Resolve issues from a centralized dashboard with retry and revert options.
Secure connection options
Securely connects to your systems with:
Related integrations
Every pair below is a real-time, two-way sync. Search all 386 integrations available for ServiceNow and Zendesk.
Popular · 8 of 386
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ServiceNow ⇄ SendGrid -
ServiceNow ⇄ Twilio -
ServiceNow ⇄ GitHub -
ServiceNow ⇄ Atlassian -
Zendesk ⇄ Microsoft Dynamics 365 -
Zendesk ⇄ Microsoft Teams -
Zendesk ⇄ NextGen Healthcare -
Zendesk ⇄ Orderful
No integrations match .
