How You'll Help Us Keep Climbing (Overview & Key Responsibilities)
At Delta Technology Hub, Virgin Atlantic team, we're looking for a
SeniorSoftware Development Engineer in Test (SDET). You will be a part of quality engineering efforts across our web platforms. This role goes beyond test execution—you will help improve test architecture, improve automation coverage, and influence product quality across both frontend and backend systems.
You will be a part of a team playing a key role in building scalable automation frameworks, integrating quality practices into CI/CD pipelines, and ensuring the delivery of highly reliable, secure, and performant web applications.
Key Responsibilities
Test Architecture & Automation
- Evolve scalable, maintainable web automation frameworks.
- Share your expertise in automation strategy across UI, API, integration, and end-to-end testing layers.
- Build robust automated test suites for functional, regression, integration, and non-functional testing.
- Develop reusable automation components, utilities, and libraries.
- Ensure high automation coverage while optimizing execution speed and reliability.
- Drive test automation standards, patterns, and engineering best practices.
Technical Leadership
- Mentor junior QA Engineers and SDETs; establish coding and automation standards.
- Peer code reviews for automation solutions and contribute to overall engineering quality.
- Partner with development teams to improve application testability, observability, and diagnostics.
- Drive adoption of Shift-Left Testing and Quality Engineering practices.
- Champion quality throughout the software development lifecycle.
CI/CD & DevOps Integration
- Maintain automated testing within CI/CD pipelines.
- Integrate automated tests into Azure DevOps, GitHub Actions, Jenkins, or equivalent platforms.
- Be a part of the quality gates and automated release validation.
- Optimize test execution pipelines for speed, stability, and scalability.
- Support continuous testing and continuous delivery initiatives.
Frontend & Backend Quality Assurance
- Automate testing for responsive web applications across multiple browsers and devices.
- Validate frontend functionality, accessibility, usability, and cross-browser compatibility.
- Develop and execute API, service-layer, and backend integration tests.
- Verify microservices, REST APIs, event-driven systems, and database integrations.
- Ensure data integrity and system reliability across distributed architectures.
Cross-functional Collaboration
- Work closely with Product, Engineering, Architecture, and DevOps teams.
- Participate in sprint planning, backlog refinement, technical design reviews, and release readiness activities.
- Collaborate with stakeholders to understand and measure quality objectives.
What You Need To Succeed (Minimum Qualifications)
- 4+ years of experience in QA Automation / SDET roles with strong focus on web applications.
- Bachelor's degree in engineering, Computer Science, Information Science, Business/Management, Mathematics/Statistics, Economics, or other relevant quantitative field.
- Expert-level programming skills in:
- Strong experience with:
- .NET / .NET Core
- Selenium WebDriver
- WebdriverIO
- Cucumber BDD Framework
- REST API Testing
- Proven experience building automation frameworks from scratch.
- Strong understanding of software architecture, object-oriented programming, and design patterns.
- Hands-on experience with CI/CD pipelines and DevOps practices.
- Experience integrating automated testing into Azure DevOps pipelines.
- Proficiency with Git and modern source control workflows.
- Strong knowledge of SDLC, STLC, Agile, Kanban and Quality Engineering practices.
Preferred Qualifications
What Will Give You a Competitive Edge (Preferred Qualifications)
- Experience with Selenium or Playwright.
- Experience with BDD frameworks such as SpecFlow or Cucumber.
- Exposure to performance testing tools such as JMeter.
- Experience testing microservices and distributed systems.
- Knowledge of accessibility testing standards (WCAG).
- Experience with cloud platforms (Azure preferred).
- Familiarity with Docker and Kubernetes environments.
- Exposure to contract testing and service virtualization.
- Experience with monitoring and observability tools such as Application Insights, Datadog.
Key Competencies
- Good understanding of system design and automation architecture.
- Good debugging and root-cause analysis skills.
- Strategic thinking with a continuous improvement mindset.
- Strong communication skills.
- Ability to influence engineering teams and drive quality initiatives.
- Passion for engineering excellence and modern quality practices.
What Success Looks Like
- Highly stable, scalable, and maintainable automation frameworks adopted across teams.
- Significant reduction in manual regression effort and execution time.
- Increased automation coverage across UI, API, and integration layers.
- Faster, more reliable releases through CI/CD quality gates.
- Early defect detection and reduced production incidents.
- Clear visibility of quality metrics, automation coverage, and release readiness.
- Strong quality culture embedded within engineering teams.
- Improved customer experience through consistent delivery of high-quality web applications.
About The Company
What started as a humble, little aerial crop-dusting operation called Huff Daland Dusters in 1924 has now grown into the U.S. global airline leader in safety, innovation, reliability, and customer experience. Headquartered in Atlanta, Georgia, Delta Air Lines is known for its operational excellence and award-winning customer service.
Powered by our employees worldwide, Delta has led the airline industry in operational excellence for a decade while maintaining our reputation for award-winning customer service. With our mission of connecting the people and cultures of the globe, Delta strives to foster understanding across a diverse world and serve as a force for social good.
In 2026, Delta Air Lines continued to earn global recognition for its performance, culture and operational excellence. Delta was named to Glassdoor's 2026 Top 100 Best Places to Work list for the ninth time, standing as the only airline recognized. Delta also secured the 11th spot on Fortune's World's Most Admired Companies list, marking its 13th consecutive year earning this distinction. Delta was also recognized by Cirium as the top on-time airline in North America for the fifth consecutive year, underscoring its unwavering commitment to reliability and customer experience.
About The Delta Technology Hub (DTH), Bangalore
The DTH is one of Delta Air Lines investments in world-class business capabilities and technology aimed at transforming how Delta Air Lines operates and provides world-class travel experiences to its customers through innovation and cutting-edge methodologies. By continuously reimagining processes and driving technology-led transformation, the Delta Technology Hub plays a pivotal role in Scripting The Future Of Aviation. The organization is certified by the Great Place to Work Institute (India). The Delta Technology Hub was a finalist for the iVolunteer Awards 2024/2025 in the Leader in Employee Volunteering category. This nomination highlights our remarkable volunteering initiatives and the outstanding practices we implement to encourage and support our employee volunteering program.
For more information, please visit www.deltatechhub.com
Why join
- Technology is a key enabler of the differentiated services that Delta provides. At the DTH, you get the opportunity to work on projects with a significant impact on business outcomes and customer experience.
- Deepen your knowledge by taking part in multifaceted learning and development programs –exposure to extensive internal and partner repositories, institutional affiliations, and industry SIG (Special Interest Groups) partnerships.
- Immerse yourself in an employee-centric culture.
- Develop deep and broad business acumen on airline operations while retaining focus on cutting-edge technology driven solutions.
- Avail a full range of benefits that support you and your family: Medical Insurance, Transportation to and from the DTH office, Complementary Cafeteria Meals, Special Travel opportunities and Travel Privileges, Car Lease Program, Paid time off, Parental Benefits and National Pension Scheme.
