Senior iOS Engineer: AI-Driven Conversational UX

Navan; Berlin (NH); On-site; USD 120,000 - 180,000; Full time

Job summary

Navan is building the next generation of travel and expense technology using AI on iOS. The role focuses on creating intelligent, conversational experiences that anticipate traveler needs and deliver seamless mobile interactions.

Join a fast-moving team to design and ship production-grade Swift features, leveraging async/await, SwiftUI, and modern iOS APIs. Collaborate across product, design, and backend to deliver high-quality, user-friendly solutions.

Qualifications

• 5+ years of professional iOS development with Swift.
• Deep knowledge of Swift and the iOS SDK, including async/await, actors.
• SwiftUI experience; UIKit interoperability is a plus.
• Experience with JSON, REST, WebSockets, and robust networking.
• Offline storage, background processing, threading, and push notifications.
• Familiarity with AI development tools (Claude Code, Copilot) and LLM-driven features.
• Track record shipping consumer-facing apps (App Store).
• BS in Computer Science or related field.

Responsibilities

• 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 emphasizing performance and privacy.
• Use analytics, experimentation, and validation to iterate on features and improve quality.
• Turn complex AI/ML capabilities into simple, intuitive mobile interactions.
• Collaborate across product, design, and backend in a fast-moving environment.

Skills

Swift

Swift concurrency

SwiftUI

Combine

iOS architecture

JSON/REST

offline storage

Push notifications

AI tools

LLM features

Consumer apps

Education

BS in Computer Science

Tools

Claude Code

GitHub Copilot

Job description

Navan is building the next generation of travel and expense technology using AI on iOS. The role focuses on creating intelligent, conversational experiences that anticipate traveler needs and deliver seamless mobile interactions.

Join a fast-moving team to design and ship production-grade Swift features, leveraging async/await, SwiftUI, and modern iOS APIs. Collaborate across product, design, and backend to deliver high-quality, user-friendly solutions.