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.

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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