Senior QA Engineer: Automation & Performance

Kyndryl Inc.; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Kyndryl Inc. is seeking a senior QA/Test Automation expert to design, build, and maintain high-volume mainframe-related test systems, while refactoring legacy code for cloud and mobile interactions.

You will validate APIs, microservices, databases, and integrations within a modern cloud-native ecosystem. The role emphasizes CI/CD integration, automated testing, and collaboration with Engineering, DevOps, and Business teams to ensure release readiness.

Qualifications

• Bachelor’s degree in Computer Science, IT, Engineering, MCA, or related field
• Hands-on experience in functional, regression, automation, API/integration, and performance testing within Agile/DevOps environments
• Proficiency in Java, Python, JavaScript, or C# , along with automation tools such as Selenium, Playwright, Cypress, or Appium
• Experience with REST Assured/Postman , performance testing tools ( JMeter, LoadRunner, Gatling/k6 ), Git, CI/CD, SQL, and test management tools
• Knowledge of web, mobile, accessibility, security testing , including OWASP and SAST/DAST concepts
• Strong analytical, problem-solving, collaboration, documentation, and quality ownership skills

Responsibilities

• Functional Testing: Create and execute functional, regression, integration, UAT, and end-to-end test scenarios
• Test Automation: Develop and maintain automation frameworks, regression suites, API testing, and test scripts
• Performance Testing: Execute load, stress, scalability, and performance testing; identify bottlenecks and optimization areas
• API & Integration Testing: Validate APIs, microservices, databases, messaging systems, and third-party integrations
• CI/CD & Continuous Testing: Integrate automated testing into CI/CD pipelines and enforce quality gates
• Defect & Quality Management: Manage defects, validate fixes, track quality metrics, and ensure release readiness
• Collaboration: Work closely with Engineering, DevOps, Infrastructure, and Business teams to drive quality outcomes

Skills

Functional testing

Regression testing

Automation testing

API testing

Performance testing

CI/CD

Git

SQL

Web testing

Mobile testing

Security testing

Accessibility testing

OWASP

SAST/DAST

Collaboration

Documentation

Quality ownership

Problem solving

Java

Python

JavaScript

C#

Selenium

Playwright

Cypress

Appium

Education

Bachelor’s degree in Computer Science, IT, Engineering, MCA, or related field

Tools

Selenium

Playwright

Cypress

Appium

REST Assured

Postman

JMeter

LoadRunner

Gatling/k6

Git

CI/CD

Job description

Kyndryl Inc. is seeking a senior QA/Test Automation expert to design, build, and maintain high-volume mainframe-related test systems, while refactoring legacy code for cloud and mobile interactions.

You will validate APIs, microservices, databases, and integrations within a modern cloud-native ecosystem. The role emphasizes CI/CD integration, automated testing, and collaboration with Engineering, DevOps, and Business teams to ensure release readiness.