We are seeking a highly motivated and experienced Senior Test Automation Engineer to join our QA team. You will play a critical role in ensuring the quality and reliability of our mission-critical financial transaction processing system. This involves designing, developing, and executing automated tests for ETL processes, database validations, and API integrations, with a focus on ISO 8583 message processing.

Responsibilities:

Test Automation Framework Development:

• Design, develop, and maintain a robust and scalable test automation framework for ETL testing, database testing, and API testing.
• Select and implement appropriate automation tools and technologies aligned with industry best practices and team preferences.
• Integrate automated tests into the CI/CD pipeline for continuous testing and rapid feedback.

ETL Testing:

• Develop and execute automated tests to validate data extraction, transformation, and loading processes.
• Verify data integrity, accuracy, and completeness throughout the ETL pipeline.
• Analyze test results, identify defects, and collaborate with developers to ensure timely resolution.

Database Testing:

• Design and develop tests that integrate queried data from various databases into downstream validations
• Implement data quality checks and validation rules to maintain data accuracy and consistency.

API Testing:

• Develop automated tests for RESTful APIs involved in ATM transaction processing.
• Validate API request and response payloads, including ISO 8583 message formats.

Preferred Skills:

• Expertise in an OOP language, preferably Java
• Strong SQL skills and experience with automated database testing
• Hands-on experience with API testing tools and techniques (e.g., Postman, RestAssured).
• Solid understanding of ISO 8583 messaging standard and its application in ATM transaction processing.
• Experience with CI/CD tools and processes (e.g., Jenkins, GitLab CI).
• Excellent analytical, problem-solving, and communication skills.
• Experience working in the banking or financial services industry is a plus.

Education:

• Bachelor’s degree/University degree or equivalent experience