The Microsoft 365 Copilot Mobile team in India is looking for a passionate and talented Software Engineer II to build the next generation of AI-powered mobile experiences for Android.

The M365 Copilot App team is redefining productivity on mobile by delivering Copilot-powered experiences that combine the richness of Word, Excel, and PowerPoint with mobile-first design. Our mission is to enable seamless creation, consumption, and collaboration on the go.

With 100M+ monthly active users and growing daily engagement, we’re building an app that is truly centered around the user, scaling across multiple digital identities to keep them productive anytime, anywhere. Achieving this requires faster experimentation, solid quality of experience, and coherence across platforms.

Search and innovationis at the heart of this mission. We’re building intelligent, AI-driven search experiences that help users find what they need—documents, chats, emails, and more—quickly and effortlessly. Our goal is to make search context-aware, personalized, and lightning fast, leveraging the power of large language models and Microsoft Graph.

We thrive on a fast-paced ideate → create → learn cycle and measure success through tangible value delivered to our customers. As we scale to the next level of growth, we’re looking for passionate, purposeful, and resilient engineers who embrace learning and bring a “can-do” attitude to solving complex challenges.

As we scale to the next level of growth, we’re looking for highly motivated, self-starter engineers who thrive in a bottoms-up, fast-paced, highly technical environment, have a strong customer focus, and understand the importance of quality. If you’re passionate about building first-class productivity experiences, this is the place for you.

Why Join Us?

• Impact at Scale: Build features that empower millions of users globally.
• Work on Cutting-Edge Tech: AI-first, mobile-first experiences across iOS and Android.
• Lead and Grow: Take ownership of features and lead small crews while learning from world-class engineers.
• Inclusive Culture: Collaborate in an environment that values innovation, diversity, and continuous learning.

• Lead feature development: Design and implement features, leading a feature crew of 2–3 engineers.
• Engineer experiences with strong attention to performance, robustness, and resource efficiency.
• Work independently and collaboratively across global product teams to deliver end-to-end solutions.
• Design and implement end-to-end search experiences in the Copilot app, spanning query formulations with various treatments, ranking, and UX.
• Build high-performance, scalable search components optimized for mobile platforms.
• Collaborate across disciplines—partner with PMs, designers, and AI experts to deliver context-aware, personalized search.
• Be data-driven — instrument telemetry, analyze signals, and iterate quickly to maintain high product quality.
• Champion engineering excellence — participate in code reviews, share best practices, and mentor junior engineers.

• Bachelor's Degree in Computer Science or related technical field AND 3+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience.
• 3+ years of experience in C/C++ and/or or Java and Kotlin or Python
• Proven skill in designing large features or small products.
• Solid analytical problem-solving skills and solid CS fundamentals.
• Frameworks & SDK: Strong experience with Android SDK, Jetpack libraries (ViewModel, LiveData, Room, Navigation).
• Performance Optimization: Understanding of memory management, battery optimization, and network efficiency; experience with profiling tools like Android Profiler.
• Testing: Familiarity with JUnit, Mockito for unit testing and Espresso for UI testing.