Quality & Performance Specialist

The Nippon Telegraph and Telephone Corporation (NTT)

$80K — $110K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5 years of QA testing experience with Java/JSP web applications
  • Strong knowledge of SDLC, STLC, and Agile Scrum methodologies
  • Proficient in JavaScript debugging using browser developer tools
  • Familiarity with HTTP traffic analysis and session/token handling
  • Experience with Jira, Xray or similar defect tracking tools
  • Hands-on experience in API testing
  • Understanding of web security fundamentals and OWASP Top 10

Responsibilities

  • Design and execute test cases for functional and non-functional requirements
  • Perform application security testing and validate vulnerabilities
  • Identify, log, and track defects using Jira/Xray
  • Debug issues using browser developer tools through JS/network analysis
  • Conduct API testing using Postman or REST tools
  • Collaborate within Agile Scrum teams, both onsite and offshore
  • Analyze test results and provide actionable feedback

Benefits

  • Opportunity to work in a dynamic corporate banking environment
  • Collaboration with global Agile teams
  • Potential for continuous professional development in QA and security testing
  • Exposure to advanced security testing tools and methodologies
  • Contribution to continuous improvements in quality assurance processes
Full Job Description
Role Overview

NTT DATA is looking for a QA Testing Specialist for a Corporate Banking client, with strong experience in Java/JSP-based applications and a focus on application security testing. The role involves functional, integration, and security testing, along with defect management and test data preparation in an Agile environment.

Key Responsibilities
  • Design and execute test cases for functional & non-functional requirements
  • Perform application security testing and validate vulnerabilities
  • Identify, log, and track defects using Jira/Xray
  • Debug issues using browser developer tools (JS/network analysis)
  • Perform session manipulation/mocking and request/response validation
  • Conduct API testing (Postman/REST tools)
  • Collaborate within Agile Scrum teams (onsite/offshore)
  • Analyze test results and provide actionable feedback
  • Manage test data and contribute to continuous QA improvements

Required Skills
  • 5 years in QA testing of Java/JSP-based web applications
  • Strong knowledge of SDLC, STLC, Agile Scrum
  • Hands-on experience in JavaScript/browser debugging (DevTools)
  • Experience with HTTP traffic analysis, payload modification, session/token handling
  • Familiarity with Jira, Xray or similar tools
  • Experience in API testing
  • Understanding of OWASP Top 10 / web security fundamentals
  • Strong analytical, problem-solving, and communication skills

Security Testing Experience (Preferred)
  • XSS (Stored/Reflected), CSRF
  • Session issues (fixation, hijacking, token exposure, session mocking)
  • Cookie security (HttpOnly, Secure, SameSite)
  • IDOR / broken authorization
  • Path traversal, HTTP verb tampering
  • Authentication/login flaws & sensitive data exposure
  • Security headers (CSP), caching issues
  • Vulnerable/outdated libraries (Axios, jQuery, Ext.js)
  • API security (including Open Banking / TPP)

Qualifications
  • Bachelor's degree in Computer Science / IT or related field
  • Experience in banking/financial systems preferred
  • Exposure to security tools (Burp Suite, OWASP ZAP) is a plus
  • Experience working with global Agile teams

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