Senior .NET Developer and Automation Tester

NTT DATA Global Delivery Services Ltd; Gurugram District; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

NTT DATA Global Delivery Services Ltd in Gurgaon, Haryana seeks a Senior .Net Developer Automation Tester to join our QA team. The role focuses on automation using C#, .NET, and Playwright for .NET across large desktop-like applications, with API testing and backend verification.

You will collaborate with developers and product teams, design scalable automation frameworks, and implement robust test strategies and CI/CD integration.

Qualifications

• Experience in automation using C#/.NET in enterprise apps.
• Strong knowledge of object-oriented programming and design principles.
• Hands-on with Playwright for .NET and cross-browser automation.
• Experience with API testing and JSON handling.
• Ability to design scalable automation frameworks and POMs.
• Experience in DevOps pipelines and automated test execution.

Skills

C# and .NET

OOP

LINQ

Async/Await

.NET Framework/Core

Software testing principles

Functional testing

Regression testing

Smoke testing

End-to-End testing

Risk-based testing

Playwright for .NET

Browser automation

Locator strategies

Auto-wait mechanisms

Test assertions

Page Object Model

Reusable test libraries

Test data management

Configuration management

Git and source control

Azure DevOps

Continuous Testing

API testing

JSON

REST API testing

SQL Server

Data validation

Backend-to-UI verification

Performance testing basics

Log analysis

Root cause investigation

Exploratory testing

Test strategy

Test case design

Refactoring tests

Troubleshooting

Communication with tech teams

Tools

Playwright

Playwright APIRequestContext

Azure DevOps

Git

SQL Server

Job description

Sr.Net Developer Automation tester Req ID: 391692

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us.

We are currently seeking a Sr.Net Developer Automation tester to join our team in Gurgaon, Haryāna (IN-HR), India (IN).

Core Technical Skills

• Strong proficiency in C# and .NET
• Object-Oriented Programming (OOP)
• LINQ
• Async/Await programming
• .NET Framework and .NET Core/8+
• Understanding of software testing principles
• Functional testing
• Regression testing
• Smoke testing
• Integration testing
• End-to-End (E2E) testing
• Risk-based testing

Playwright Automation Skills

• Advanced knowledge of Microsoft Playwright for .NET
• Browser automation (Chromium, Edge, Firefox, WebKit)
• Locator strategies
• Auto-wait mechanisms
• Test assertions
• Handling dynamic controls in the application
• Network interception and mocking
• File upload/download validation
• Authentication flows
• API testing with Playwright
• Test framework design
• Page Object Model (POM)
• Page Component Pattern
• Reusable test libraries
• Test data management
• Configuration management

Large Application Testing Skills

• Requirements analysis and test planning
• Creating scalable and highly effective test automation frameworks
• Cross-module and cross-system testing
• Large Desktop application workflows validation
• Test coverage analysis
• Defect lifecycle management

DevOps Skills

• Git and source control
• Azure DevOps knowledge
• Continuous Testing strategies
• Automated test execution in pipelines
• Test reporting and dashboards

API Testing Skills

• REST API testing
• Knowledge of JSON
• API contract validation
• Authentication methods
• Playwright APIRequestContext

Database Skills

• SQL Server
• Writing complex SQL queries
• Data validation
• Backend-to-UI verification

Performance and Reliability Skills

• Basic performance testing concepts
• Log analysis
• Root cause investigation

Quality Engineering Skills

• Test strategy development
• Test case design techniques
• Exploratory testing
• Risk assessment
• Defect writing skill

Soft Skills

• Analytical thinking
• Troubleshooting and debugging
• Communication with developers and product managers
• Requirement clarification

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees.

Equal Opportunity Employer

NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

Experience Level

Senior Level