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Senior Software Engineer I - Android Spain Jobs (On-site work)

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Senior Software Engineer
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Join Microsoft's Ad SDK team in Barcelona as a Senior Software Engineer. Design and optimize high-performance JavaScript/TypeScript SDKs for browser environments. Tackle complex technical challenges in ad-serving technology within a global team. Requires expertise in browser internals and coding ...
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Spain , Barcelona
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Not provided
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Microsoft Corporation
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Until further notice
Senior Software Engineer (Java)
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Join our Madrid team as a Senior Java Engineer. Design and scale a high-performance distributed platform, impacting businesses from day one. Mentor peers, drive architectural decisions, and optimize robust financial data systems. We value clear communication, ownership, and fast-paced iteration w...
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Spain , Madrid
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Adyen
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Until further notice
Senior Software Engineer
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Join Microsoft's Search Growth team in Barcelona as a Senior Software Engineer. Design and build scalable, consumer-facing search experiences for Bing using C++, Java, or Python. Drive data-driven decisions through A/B testing in a fast-paced, full-stack environment.
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Spain , Barcelona
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Microsoft Corporation
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Until further notice
Senior Software Engineer
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Join Microsoft AI in Barcelona as a Senior Software Engineer. Develop a cutting-edge platform to ground Large Language Models (LLMs) with real-time web data, reducing hallucinations. You'll need expertise in backend technologies like C#/Python and cloud platforms (Azure/AWS). Build scalable, secu...
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Spain , Barcelona
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Microsoft Corporation
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Until further notice
Senior Software Engineer
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Join IKEA's global B2B landscape as a Senior Software Engineer in Madrid. Own features end-to-end, using modern stacks like React, Python, and GCP microservices. Collaborate closely with product teams to solve real user problems and drive measurable business impact in a positive work environment.
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Spain , Madrid
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IKEA
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Until further notice

About the Senior Software Engineer I - Android role

Explore senior software engineer I - Android jobs and discover a pivotal role at the intersection of deep technical expertise and product leadership. A Senior Software Engineer I for Android is an experienced professional responsible for designing, building, and maintaining high-quality, scalable mobile applications that serve millions of users. This position represents a key career step where individual technical contribution meets architectural guidance and mentorship, acting as a cornerstone for engineering teams.

Professionals in these roles typically own the development of complex features from conception to deployment. Common responsibilities include architecting robust solutions within the Android ecosystem, writing clean and efficient code in Kotlin and Java, and ensuring application performance, quality, and responsiveness. They collaborate closely with product managers, designers, and other engineers to translate business requirements into technical specifications. A significant part of the role involves advocating for best practices in software development, such as comprehensive testing (unit, integration, UI), continuous integration and delivery (CI/CD), and modern architectural patterns like MVVM or MVI. Senior Software Engineer I roles also often entail conducting code reviews, debugging intricate issues, optimizing application performance, and contributing to the strategic technical roadmap of the Android platform.

The typical skills and requirements for these jobs are substantial. Candidates are expected to have several years of professional Android development experience, with deep proficiency in Kotlin, the Android SDK, and Jetpack components. A strong understanding of Android UI design principles, patterns, and best practices is essential. Experience with reactive programming (e.g., Kotlin Coroutines, Flow), dependency injection (Dagger/Hilt), and offline storage solutions is highly valued. Beyond technical acumen, successful professionals demonstrate a product-minded approach, focusing on user experience and business impact. They possess strong problem-solving abilities, the capacity to mentor junior engineers, and effective communication skills to articulate technical decisions. Familiarity with agile methodologies, performance profiling tools, and a commitment to writing maintainable, testable code are standard expectations.

For those seeking to lead through technical excellence and shape the mobile experience for global audiences, exploring senior software engineer I - Android jobs opens the door to impactful career opportunities. This role is ideal for developers ready to take on greater ownership, solve challenging problems at scale, and drive innovation within dynamic engineering organizations.

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