Senior QA Automation Engineer - Java Testing

We are looking for a Senior QA Engineer 5+ years with foundational knowledge of Java testing frameworks (JUnit, TestNG) and Spring Boot, specifically in the context of payments, transfers, and banking applications. You will be responsible for functional testing, API testing, and API automation testing to ensure the quality and performance of our financial services applications.
Key Responsibilities:

• Design, develop, and maintain robust test automation frameworks (preferably in Java with JUnit/TestNG, Playwright, or Selenium).
• Perform functional, regression, integration, and API automation testing (REST, SOAP) for financial systems.
• Lead end-to-end test planning, including defining test strategy, entry/exit criteria, requirement traceability, and risk analysis.
• Drive API automation with a deep focus on schema validation, authentication flows (OAuth, JWT), and environment configurations.
• Collaborate closely with developers, product managers, and business teams to align QA activities across all SDLC phases.
• Ensure regulatory and security compliance in financial transactions and APIs.
• Contribute to CI/CD pipelines with automated test coverage.
• Provide mentorship to junior QAs in coding practices, test design, and automation strategy.

• Bachelor’s degree in Computer Science or related field.
• 5+ years of QA experience with a strong focus on automation in financial or banking systems.
• Strong knowledge of Java, OOPs, and problem-solving (able to write clean, optimized code).
• Hands-on experience with automation frameworks (JUnit, TestNG, Selenium, Playwright, Cypress, etc.).
• Proven expertise in API testing & automation (Postman, RestAssured, Playwright APIs).
• Clear understanding of SDLC, STLC, QA role in different phases, entry/exit criteria, and requirement traceability.
• Solid grasp of testing techniques such as Equivalence Partitioning, Boundary Value Analysis (BVA), and scenario-based test design.
• In-depth knowledge of HTTP methods and status codes (e.g., PUT vs. PATCH, 400/401/403).
• Experience with framework design, coding logic, and debugging automation scripts.

Preferred Skills

• Familiarity with CI/CD tools (Jenkins, GitHub Actions, GitLab CI).
• Experience in financial systems, payment gateways, and banking protocols.
• Knowledge of OAuth flows, JWT handling, and API environment variable management.
• Exposure to performance testing and security testing is a plus.
• Hands-on experience with test management tools (Jira, TestRail) and Git for version control.

Disclaimer: CodeNinja is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, & performance.