QA Engineer – EPS Modernization Project

Position: QA Engineer – EPS Modernization Project Location: Bangalore

Type: 06 - 12 months contract with possible extension Work Mode: Monday WFH | Tuesday–Friday WFO Shift Timing: 01:30 PM – 10:30 PM Experience: 8–10 Years experience

Role Overview

Job Description

The QA Engineer in the EPS Modernization Project is responsible for ensuring the quality, reliability, and performance of the EPS platform through comprehensive test planning, test execution, and defect management. The role includes developing test strategies, test cases, and automated test scripts based on business and technical requirements, validating end-to-end payment transaction flows, and ensuring seamless integration between POS systems, payment processors, edge devices, and backend services.

The QA Engineer leads System Integration Testing (SIT), supports User Acceptance Testing (UAT), manages defect tracking and resolution, and verifies functional, integration, regression, performance, and security requirements. Additionally, the QA Engineer collaborates closely with Business Analysts, Developers, Integration Engineers, and business stakeholders to ensure releases meet quality standards, supports production readiness activities, and contributes to continuous improvement of testing processes throughout the project lifecycle.

Top 3 Mandatory Skills

1. API & Integration Testing

Postman, SIT, End-to-End Validation

2. Test Automation & Regression Testing

Selenium/Playwright, Automation Frameworks

3. Payment Transaction Validation

Authorization, Settlement, Refunds, Reversals, Exception Handling

Experience

8–10 years

Required Functional & Domain Knowledge

Strong functional and domain knowledge of retail fuel operations, payment processing systems, Point-of-Sale (POS) workflows, forecourt and edge systems, and the complete payment transaction lifecycle.

Strong understanding of payment transactions, including:

Authorization

Settlement

Refunds

Reversals

Chargebacks

Exception handling

Understanding of payment transaction flows between retail sites, payment processors, and enterprise systems.

Knowledge of key business processes, operational controls, and transaction monitoring requirements.

Strong understanding of System Integration Testing (SIT), User Acceptance Testing (UAT), defect management, release validation, and production readiness processes.

Familiarity with vendor-integrated payment platforms and payment compliance requirements.

Understanding of retail payment ecosystem modernization and associated business and technical risks.

Required Technical Skills

Test planning and test strategy development.

Test case design, execution, and defect management.

Test automation and automated regression testing.

API testing and integration testing.

End-to-end validation of distributed systems.

Postman.

Swagger/OpenAPI.

Selenium and/or Playwright.

Azure DevOps Test Plans.

Git.

SQL.

REST APIs.

Microservices architecture.

Message-based integrations.

Test data management.

CI/CD pipelines.

Azure cloud services.

Containerized applications.

Logging and monitoring tools.

Performance testing tools such as JMeter.

Security testing practices.

Troubleshooting and root cause analysis.

Responsibilities

Develop comprehensive test strategies, test plans, test cases, and automated test scripts based on business and technical requirements.

Execute functional, integration, regression, performance, and security testing.

Validate end-to-end payment transaction flows across POS systems, payment processors, edge devices, and backend services.

Lead System Integration Testing (SIT).

Support User Acceptance Testing (UAT).

Perform API and integration testing for distributed systems and microservices.

Develop and maintain automated regression test suites.

Manage defects throughout the defect lifecycle and support resolution and verification.

Perform root cause analysis and troubleshooting of application and integration issues.

Validate payment transactions including authorization, settlement, refunds, reversals, chargebacks, and exception scenarios.

Support release validation and production readiness activities.

Collaborate with Business Analysts, Developers, Integration Engineers, vendors, and business stakeholders.

Contribute to continuous improvement of QA processes, automation frameworks, and testing practices.

Pay: ₹1,500,000.00 - ₹2,000,000.00 per year

Benefits:

Health insurance

Paid sick time

Paid time off

Provident Fund

Application Question(s):

Do you have 8–10 years of professional experience in Software Quality Assurance / Testing?

Do you have hands-on experience with API and Integration Testing using Postman and REST APIs, including System Integration Testing (SIT) and End-to-End validation?

Do you have hands-on experience developing and maintaining automated regression test suites using Selenium and/or Playwright?

Do you have hands-on experience testing payment transaction lifecycles, including Authorization, Settlement, Refunds, Reversals, Chargebacks, and Exception Handling?

Do you have experience testing POS, payment processor, retail/forecourt, edge-device, or other distributed payment systems end-to-end?

Do you have hands-on experience with SQL, Git, Azure DevOps Test Plans, Swagger/OpenAPI, and testing microservices/message-based integrations?

Do you have experience leading SIT and supporting UAT, including defect lifecycle management, root-cause analysis, release validation, and production-readiness activities?

Work Location: In person