Since 2019
Focused on Shopify Plus, with experience from demanding relaunches, migrations and system landscapes.
Shopify + SAP Integration
SAP integration leaves no room for shortcuts. NICCOS connects Shopify with SAP S/4HANA, SAP ECC and SAP Business One with the governance, security and care that an ERP of this importance requires.
Shopify Plus Partner
Officially certified partner for brands that want to scale Shopify as a serious commerce platform.
150+ projects
Commerce experience across established systems, complex catalogues and operational teams.
€950M+ client GMV
Setups for brands where integration, data quality and reliability have a direct impact on revenue.
FRITZ!
HeelSAP integrations on Shopify, delivered for commerce setups with real requirements across ERP, data quality, inventory, orders and finance.
Which SAP systems can connect to Shopify?
We plan and implement around the SAP landscape: S/4HANA Cloud for larger enterprise setups, classic SAP ECC for companies before migration and SAP Business One for mid-market operations.
SAP remains the system of record for materials, prices, inventory, orders and finance. Shopify provides the commerce experience on top. Before development, we settle the data model, responsibilities, API surfaces and reconciliation.
If you do not use SAP, or need guidance on ERP, PIM, WMS and middleware in general, see the patterns, selection criteria and common pitfalls on our system integration page.
Read the Shopify ERP integration guideHow does a SAP integration with Shopify work technically?
S/4HANA integrations often use SAP OData APIs, frequently through Business Technology Platform with OAuth 2.0. These flows are mapped cleanly to Shopify's Admin GraphQL API, webhooks and operational processes.
Orders, inventory, prices, customers and fulfilment run through controlled, observable flows with transformation, error handling and reconciliation. The integration is designed for SAP's data model rather than attached as an afterthought.
What is particularly critical in a SAP integration?
A storefront error can be corrected. Incorrect inventory, prices, customer data or posting logic in the ERP are far riskier. That is why the data model, responsibilities, monitoring and recoverability are settled before development.
Event-driven FlowsMonitoring & AlertsReconciliationSenior Engineering Ownership
Which data flows between SAP and Shopify, and in which direction?
SAP remains the system of record for everything that ultimately reaches accounting. Shopify owns what originates in the store. For each object, the winning system is defined before a conflict occurs.
| Object | Direction | System of record | Note |
|---|---|---|---|
| Material master | SAP → Shopify | SAP | Material number and structure come from SAP; storefront copy remains in Shopify. |
| Prices | SAP → Shopify | SAP | Sales prices and conditions come from SAP. B2B prices are represented through Shopify catalogues and price lists. |
| Inventory | SAP → Shopify | SAP | Available quantity after reservations, calculated by location. |
| Orders | Shopify → SAP | Shopify | Shopify creates the order and SAP takes over fulfilment, with a unique key preventing duplicates. |
| Customers | ↔ both ways | shared | Created in the store, customer number and assignment in SAP. One system owns each field. |
| Deliveries | SAP → Shopify | SAP | Shipping and tracking flow back from SAP into the Shopify order. |
| Finance | SAP → Shopify | SAP | Posting logic and documents remain in SAP. Shopify does not replicate them. |
How does a SAP integration work step by step?
- 01
Map the landscape
We identify the SAP edition in use — S/4HANA, ECC or Business One — plus middleware, marketplaces, legacy interfaces and spreadsheets that are effectively part of the process.
- 02
Define data ownership
For every object — material, price, inventory, customer, order and return — we name and document the system of record. This table is the real outcome of the analysis phase.
- 03
Clarify APIs and governance
Only then do we choose the route into SAP: OData APIs, Business Technology Platform or dedicated middleware. Roles, authentication and approvals are aligned with IT and the SAP team.
- 04
Build the flows
Every flow gets a trigger, mapping, validation, idempotency key, error channel and restart path. Development uses test instances, not production.
- 05
Launch in stages
We start with the flow that causes the least damage if it stalls, then work towards orders and finance. SAP and Shopify are reconciled after each step.
- 06
Operate and improve
Monitoring, alerting and regular reconciliation become part of operations, with a documented way to replay an individual divergent record.
What do you need to provide for a SAP integration?
A SAP integration cannot be built from outside the ERP. These inputs have to come from your organization; without them, interfaces are built against assumptions rather than the real process.
- A named SAP contact who can make binding decisions about objects, fields and write permissions.
- Access to an SAP test instance with realistic data volumes, not only production.
- Approved API surfaces and authentication, agreed with IT and the SAP team rather than built around the ERP.
- Documented processes for orders, partial deliveries and returns, including real-world exceptions.
- A written decision about which system owns each data object.
Is a SAP integration the right next step?
The integration makes sense when
SAP is established and has an owner
S/4HANA, ECC or Business One is running in production. What is missing is a reliable connection to the store.
Data is maintained twice
Inventory, prices or orders are copied manually between systems and discrepancies only surface when customers notice them.
The processes can be described
Your team can explain orders, partial deliveries and returns, including the exceptions that actually occur in daily operations.
Something else needs to happen first when
There is no SAP system
The patterns are similar for ERP, PIM, WMS and middleware in general, but the implementation is different.
System integrationThe system of record is still undecided
As long as the system choice remains open, interfaces target a moving model and are paid for again after the decision.
Shopify strategy & consultingThe store platform is about to change
Interfaces built before a migration depend on the legacy data model and IDs and will have to be rebuilt afterwards.
Migration auditWhat does NICCOS handle beyond the SAP integration?
NICCOS is a full-service Shopify partner. The same team that plans enterprise replatforming and integrations also handles focused projects, ongoing support and development after launch.
Strategy & architecture
Platform evaluation, TCO, roadmaps and technical architecture for resilient commerce systems.
UX/UI design
Storefronts that fit the brand while being designed for conversion, clarity and usability.
Storefront development
Theme and custom front ends, from individual templates to complete Shopify Plus setups.
Headless & composable
Hydrogen, Oxygen and React front ends when performance, flexibility or system boundaries require them.
Replatforming & migration
Migration to Shopify and Shopify Plus with clean data transfer, SEO protection and launch planning.
System & data integration
ERP, OMS, PIM, CRM and middleware connected cleanly to the team's commerce processes.
Performance engineering
Core Web Vitals, speed and stability as a technical foundation, not a later optimization.
Shopify SEO
Technical SEO, site architecture and structured data so relevant buyers can find the store.
CRO & experimentation
Hypotheses, tests and optimization that turn more existing traffic into revenue.
Support & retainers
Ongoing support, maintenance and development by a senior team.
Accessibility
WCAG-oriented implementation and audits so storefronts work for more customers.
Apps & custom functionality
Custom apps, checkout extensions and functionality that Shopify does not provide as standard.
Using a different system? Our integrations overview explains which objects move in which direction and which architecture pattern fits each system.
Brands with €950M+ GMV trust NICCOS
FAQ
What should you clarify before a SAP integration?
Yes. Shopify and Shopify Plus can connect to SAP S/4HANA, SAP ECC and SAP Business One. The decisive point is to preserve SAP's role as the system of record for master data, prices, inventory, orders and finance.
We plan SAP integrations around the existing landscape: S/4HANA usually through modern API surfaces, SAP ECC through established interfaces and SAP Business One for mid-market setups.
We do not build shortcuts around the ERP. OAuth, API governance, roles, monitoring, error handling and reconciliation are defined together with IT, the SAP team and the commerce team.
A storefront error can usually be corrected. Incorrect inventory, prices, customer data or posting logic in the ERP carry much greater risk. That is why the data model, responsibilities and recoverability are settled before development begins.
SAP remains the system of record for master data, prices, inventory and finance, so those objects flow from SAP to Shopify. Orders, customers and payment information originate in the store. For every object, the winning system is defined before a conflict occurs.
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