Senior iOS Software Engineer

Navan·Berlin, Germany·Posted 2 November 2026

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About the role

We’re building the next generation of travel and expense (T&E) technology using AI and large language models. Our mobile platform blends cutting-edge AI with strong product and UX so travelers get an intelligent companion, not just another booking app. The app should understand needs, anticipate requests, and deliver personalized help through conversational UI and rich, immersive interactions. You’ll work at the intersection of AI and mobile, helping define how travelers interact with this kind of product on iOS. What You'll Do: Design and ship innovative UX patterns for conversational interfaces and AI-driven experiences on iOS Architect and build Swift-first , production grade features using async/await , structured concurrency and modern iOS APIs Lead implementation of context-aware experiences using behavior, preferences, and app state with an emphasis on performance and privacy Use metrics, experimentation, and validation (analytics, A/B tests, logging) to iterate on features and improve quality over time Turn complex AI/ML capabilities into simple, intuitive mobile interactions Use AI tools (e.g., Claude Code / LLM‑based coding assistants ) to accelerate development while…

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