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🥝 Automation Test Engineer - Payments

Yantran LLC | O'Fallon, Missouri, United States | Posted May 15, 2026

Job Description

Job Summary:

We are seeking a skilled Payment Tester with hands-on experience in payment systems, specifically in Authorization, Clearing processes, and ISO message formats. The ideal candidate will play a critical role in validating payment flows, ensuring compliance with standards, and supporting end-to-end testing of payment transactions.

Roles

Responsibilities:

Key Responsibilities:

Perform functional and integration testing of payment systems with a focus on transaction flows.

Validate

Authorization

and

Clearing

processes across various payment scenarios.

Analyze and test

ISO 8583

and

ISO 20022

message formats for accuracy and compliance.

Collaborate with development and business teams to understand requirements and create detailed test cases.

Execute test plans, log defects, and ensure timely resolution.

Work closely with Client teams to ...

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