Senior SDET - Applications & Connected Devices

About the role

DXC Luxoft is looking for a Senior Software Development Engineer in Test (SDET) in Chennai to lead test strategy and build scalable automation across Logitech's desktop, mobile and web applications, backend services, peripherals and IoT devices. The role covers wired and wireless devices and uses modern agentic development tools to speed up test authoring and execution.

Key responsibilities

• Lead test strategy and define manual and automated coverage for functionality, integration, compatibility, performance, reliability and user experience.
• Design Python frameworks and reusable device/API libraries; write tests with Playwright, Cypress, Selenium and Appium.
• Test Windows/macOS desktop apps (including Electron) and iOS/Android mobile apps, using ADB for Android diagnostics.
• Validate SPAs (TypeScript, JavaScript, React, Svelte) and backend services, including API, integration, contract, SSO and OAuth 2.0 flows.
• Test USB, USB-UVC, Bluetooth Classic, BLE, Wi-Fi, USB headsets and IoT onboarding, provisioning, OTA updates and telemetry.
• Use Cursor or equivalent tools to author, run and debug tests, and review generated code.
• Maintain CI/CD integration, device labs and test data, and keep TestRail cases, suites, coverage and defect links up to date.
• Diagnose failures with logs, packet captures and protocol traces, and mentor QA engineers.

Required profile

• 8+ years in QA, combining automation engineering and hands-on testing of apps, backend services and hardware-connected products.
• Bachelor's or Master's degree in Computer Science, Electronics or Engineering, or equivalent practical experience.
• Experience testing wired and wireless devices, including Bluetooth headsets.

Required skills

• Python, pytest or equivalent, and framework design.
• Playwright, Cypress, Selenium and Appium; SPA testing with JavaScript and TypeScript.
• Windows/macOS, iOS/Android, ADB, API and contract testing, SSO and OAuth 2.0.
• TestRail, Jira/GitHub, CI/CD, Git and hardware-in-the-loop automation.
• Nice to have: testing Logitech peripherals, Kotlin, USB HID, C/C++, cloud platforms and performance testing.