Senior Software Development Engineer In Test Jobs in Lewisville, TX

Date: Aug 10, 2026

Location: Westlake, TX, US

Company: NTT DATA Services

We are currently seeking a Sr. SDET Engineer (Playwright / RestAssured / FTE / Onsite) to join our team in Westlake, Texas (US-TX), United States (US).

Job Duties and Responsibilities:

• Design, develop, and execute comprehensive test strategies, test plans, and test cases for web applications, APIs, databases, and distributed systems.
• Lead end-to-end test management activities, including test planning, estimation, execution, defect tracking, reporting, and release validation.
• Develop and maintain scalable test automation frameworks using Java, Spring Boot, RestAssured, Playwright, Karate, Cucumber, and TestNG.
• Design automation solutions for functional, integration, regression, API, UI, and end-to-end testing to improve test coverage and release quality.
• Collaborate with Product Owners, Business Analysts, Developers, and DevOps teams to understand requirements and ensure quality throughout the Software Development Life Cycle (SDLC).
• Participate actively in Agile ceremonies including sprint planning, backlog grooming, daily stand-ups, reviews, and retrospectives using Jira.
• Design and implement automated API testing solutions using RestAssured, Karate, and other modern testing frameworks.
• Integrate automated test-suites into CI/CD pipelines using GitHub, Jenkins, Maven, Docker, and SonarQube.
• Leverage Azure or AWS cloud platforms to support testing activities in cloud-native and distributed environments.
• Create and maintain detailed test documentation, test reports, automation architecture documents, and quality metrics.

Basic Qualifications:

• 5+ years of experience in Agile development methodology and Jira tool
• 5+ years of experience in testing distributed applications at multiple layers of the technology stack
• 5+ years of hands‑on experience in Test Management lifecycle
• 6+ years of strong working knowledge of Relational Databases like Oracle or DB2 or Postgres and experience with PL/SQL and complex queries, views, packages etc.
• 6+ years of strong experience in Test automation design, development and execution using frameworks eg. RestAssured, Playwright, Karate, Cucumber, TestNG.
• 5+ years of strong knowledge of continuous integration and deployment – GitHub, Maven, Jenkins, Docker, SonarQube, etc.
• Demonstrated experience with Azure/AWS cloud technologies, DevOps, CI/CD experience.
• Experience in working with Stock Plan Services/ Brokerage is a plus.
• The candidate should have experience in designing test strategy, test automation suites independently for a new product/application.

#LI-NorthAmerica

NTT DATA provides a reasonable range of compensation for U.S.-based positions. The starting pay range for this role is $106,575.00 to $177,625.00. Actual compensation will depend on a number of factors, including the candidate’s relevant experience, technical skills, and other qualifications.

This position may also be eligible for incentive compensation based on individual and/or company performance.

This position is eligible for company benefits including medical, dental, and vision insurance with an employer contribution, flexible spending or health savings account, lifeand AD&D insurance, short and long term disability coverage, paid time off, employee assistance, participation in a 401k program with company match, and additional voluntary or legally-required benefits.

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.

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications.

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.

For our EEO Policy Statement, please click here.

If you'd like more information on your EEO rights under the law, please click here.

For Pay Transparency information, please click here.

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