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Integration / API Tester – Core Banking Job Tezza Business
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Role Overview
The Integration/API Tester is responsible for validating integrations between the core banking system (T24/Temenos) and surrounding systems such as mobile banking, internet banking, payment gateways, and third-party services. The role ensures seamless, secure, and accurate data exchange across all integrated platforms.
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Key Responsibilities
- Design and execute integration and API test cases for T24 interfaces
- Validate APIs supporting channels such as mobile banking, agency banking, and internet banking
- Perform end-to-end testing of transactions across systems
- Validate ISO 8583 / ISO 20022 message formats where applicable
- Test integrations with payment switches, middleware, and third-party systems
- Analyze API documentation and derive comprehensive test scenarios
- Perform data validation between T24 and interfacing systems
- Identify, log, and track defects
- Support SIT and pre-UAT phases
- Collaborate with developers, business analysts, and vendors
Key Requirements
- Bachelor’s degree in IT, Computer Science, or related field
- 3–6 years’ experience in API/Integration testing within banking systems
- Hands-on experience with T24/Temenos integrations
- Strong understanding of REST/SOAP APIs
- Experience with Postman or SoapUI
- Knowledge of JSON, XML, and message validation
- Understanding of banking transaction flows
- Basic SQL skills
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How to Apply
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