ERP Integration: REST vs SOAP

The eternal enterprise question: REST or SOAP?

What is SOAP?

SOAP (Simple Object Access Protocol) is an XML-based messaging protocol. It's been the enterprise standard for years.

SOAP Pros

• Strong type checking (WSDL)
• WS-Security for advanced security
• Transaction support
• Wide enterprise support (SAP, Oracle)

SOAP Cons

• Verbose XML format
• Higher bandwidth usage
• More complex implementation

What is REST?

REST (Representational State Transfer) is an HTTP-based, resource-oriented architectural style.

REST Pros

• Simple and lightweight
• JSON format for easy parsing
• Natural CRUD with HTTP methods
• Modern standard

REST Cons

• No standardized security mechanism
• Lacks type safety
• Legacy system support can be spotty

How JAY Handles It

JAY supports both protocols:

| System | Protocol | Notes | |--------|----------|-------| | SAP | SOAP/RFC | Native BAPI support | | Oracle | REST/SOAP | Flexible adapter | | MS Dynamics | REST | OData API | | Custom APIs | Both | Whatever you've got |

Our Recommendation

Use SOAP when:

• Integrating with legacy enterprise systems
• You need WS-Security features
• Transaction integrity is critical

Use REST when:

• Building modern microservices
• Performance matters
• Working with cloud-native systems

Or just use JAY: We handle the protocol headaches so you can focus on getting answers from your data.

See our integrations in action →