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Mphasis

Posted 21 Aug 2026

Senior Test Engineer

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Employment
Full time
Team
DirectCore
Posted
21 Aug 2026

About the role

Job Title: Software Tester (C# SDET) Designation: Senior Test Engineer Location: Hyderabad_Phoenix

Job Summary: We are seeking a highly skilled and motivated Software Tester (C# SDET) to join our dynamic team. The ideal candidate will have a strong background in C# development and a passion for quality assurance. You will be responsible for writing and maintaining test cases for web applications, automating functional tests using Selenium with C#, and implementing BDD scenarios. Your expertise in API testing and automation will be crucial in ensuring the reliability and performance of our applications.

Responsibilities:
  • Write and maintain comprehensive test cases for web applications to ensure high-quality deliverables.
  • Utilize Selenium with C# to automate functional tests, enhancing testing efficiency and coverage.
  • Implement Behavior-Driven Development (BDD) scenarios using SpecFlow/ReqNRoll to facilitate collaboration between technical and non-technical stakeholders.
  • Conduct API test automation using RestSharp and perform API testing with tools such as Postman, Bruno, or Mabl.
  • Engage in thorough testing of NoSQL databases, specifically MongoDB, to validate data integrity and performance.
  • Utilize messaging systems like Kafka or RabbitMQ to ensure seamless communication between services.
  • Participate in performance testing using tools like JMeter or other relevant tools to assess application scalability and responsiveness.
  • Test and report bugs, ensuring they are tracked to closure in a timely manner.
  • Guide and mentor project team members in technical aspects, fostering a culture of continuous learning and improvement.
  • Collaborate effectively within an Agile development environment, contributing to sprint planning and retrospectives.
Mandatory Skills:
  • Proficient in C# development with a strong focus on software testing.
  • Extensive experience with Selenium for test automation.
  • Solid understanding of API testing methodologies and tools.
  • Familiarity with NoSQL databases, particularly MongoDB.
  • Knowledge of messaging systems such as Kafka or RabbitMQ.
  • Strong design thinking and technical problem-solving skills.
  • Ability to mentor and guide team members in technical areas.
  • Experience in Agile development practices.
Preferred Skills:
  • Experience with Docker and Kubernetes for containerization and orchestration.
  • Familiarity with Splunk for monitoring and logging.
  • Knowledge of .NET Core framework.
  • Experience in performance testing using JMeter or similar tools.
  • Understanding of database management and optimization techniques.
Qualifications:
  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Proven track record in software testing and quality assurance.
  • Strong analytical skills and attention to detail.
  • Excellent communication and collaboration skills.

If you are passionate about software quality and have the skills to drive testing excellence, we invite you to apply for this exciting opportunity.

About Mphasis:

Mphasis applies next-generation technology to help enterprises transform businesses globally. Customer centricity is foundational to Mphasis and is reflected in the Mphasis’ Front2Back™ Transformation approach. Front2Back™ uses the exponential power of cloud and cognitive to provide hyper-personalized (C=X2C2TM=1) digital experience to clients and their end customers. Mphasis’ Service Transformation approach helps ‘shrink the core’ through the application of digital technologies across legacy environments within an enterprise, enabling businesses to stay ahead in a changing world. Mphasis’ core reference architectures and tools, speed and innovation with domain expertise and specialization are key to building strong relationships with marquee clients.

Equal Opportunity Employer:

Mphasis is an equal opportunity/affirmative action employer. We provide equal employment opportunities to applicants and existing associates and evaluate qualified candidates without regard to race, gender, national origin, ancestry, age, color, religious creed, marital status, genetic information, sexual orientation, gender identity, gender expression, sex (including pregnancy, breast feeding and related medical conditions), mental or physical disability, medical conditions military and veteran status or any other status or condition protected by applicable federal, state, or local laws, governmental regulations and executive orders. View the EEO in the law poster here, view the EEO in the law supplement here. To view the pay transparency nondiscrimination provision please click here and to view the E-Verify posting click here.
Mphasis is committed to providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of disability to search and apply for a career the nature of your request.

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