Job Summary

We are seeking a highly skilled and detail-oriented Senior Test Engineer with strong expertise in Payment Systems, Test Automation, API Testing, and Quality Engineering practices. The ideal candidate will have extensive experience in validating end-to-end payment transaction flows, ensuring regulatory compliance, and driving automation initiatives across web, mobile, API, and backend applications.

The candidate should possess deep knowledge of payment processing ecosystems including Cards, UPI, Acquiring and Issuing Systems, Merchant Payments, Payment Gateways along with hands-on experience in automation and leading quality engineering efforts.

Day-to-Day Responsibilities

- Design and execute detailed test plans, test cases, and test scripts as part of Automation for various applications.
- Perform functional, integration, regression, and performance testing for payment processing applications.
- Collaborate with development teams to understand system architecture and provide insight during the software development lifecycle.
- Identify, document, and track defects using appropriate tools and methodologies.
- Automate test cases using Selenium and other automation frameworks to enhance testing efficiency.
- Participate in requirement analysis and test strategy definition
- Mentor junior QA engineers and automation testers.
- Collaborate with Product, Developers, and Business Teams.




- Validate API functionalities through Postman and ensure the security of payment transactions.
- Participate in continuous integration and deployment processes (CI/CD) for timely releases.
- Contributes to the development and maintenance of testing procedures and best practices.

Qualifications

- Bachelors degree in computer science, Information Technology, Engineering, or related field.
- 6-8 years of experience in Software Testing and Quality Engineering.
- Minimum 3+ years of experience in Payments/Banking Domain.

Who Are We Looking For We look for big thinkers. People who can drive positive change, step up and show whats next people with passion, can-do attitude and a hunger to learn and grow. In practice this means:

- Robust understanding of Merchant Acquiring Systems, Digital Payments and Payment Gateway Processing
- Strong understanding of Manual Testing; exposure to automation testing is an additional advantage.
- Strong analytical and problem-solving skills
- Excellent communication and stakeholder management abilities.
- Knowledge of Microservice testing, Web Application Testing, and API Testing using Postman. Proficiency in database Queries.
- At least 2-3 years of experience in automation testing.
- Detailed knowledge of automation testing using Selenium, JavaScript, and JMeter
- Familiarity with BDD, Cucumber, TestNG, Maven Framework Creation, CI/CD framework, and GitLab.
- Knowledge of JSON format, Operating system basics, SDLC, STLC, and Agile methodologies.

📌 Senior Test Engineer (Mumbai)
🏢 Thought Water Consulting
📍 Mumbai