iOS Developer

European Tech Recruit; San Francisco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

European Tech Recruit is seeking an accomplished iOS developer to join our team in San Francisco. You will build and maintain production-grade iOS applications using Swift and SwiftUI, and you will contribute to AI-powered experiences through backend APIs.

You will design intuitive user experiences for streaming responses, loading states, retries and graceful fallbacks, and you will partner closely with backend and ML engineers to shape APIs and product behavior, delivering secure, scalable

Qualifications

• 3+ years of professional iOS development using Swift.
• Experience integrating AI capabilities into mobile apps.
• Strong knowledge of Swift Concurrency and async/await.
• Experience shipping production iOS apps.
• Ability to design for latency and partial failures in AI systems.

Responsibilities

• Build and maintain production-grade iOS apps using Swift.
• Develop AI-powered experiences via backend APIs.
• Design intuitive UIs for streaming responses, loading states and retries.
• Optimize performance, memory usage and battery life.
• Collaborate with backend/ML engineers to shape APIs and product behavior.

Skills

Problem solving

Team collaboration

Communication skills

Tools

Swift

SwiftUI

Core ML

API integration

Job description

• Build and maintain production-grade iOS applications using Swift and SwiftUI
• Develop AI-powered experiences through backend APIs
• Design intuitive user experiences for streaming responses, loading states, retries and graceful fallbacks
• Optimise application performance, memory usage and battery efficiency
• Capture user feedback and behavioural signals to improve AI quality over time
• Partner closely with backend and machine learning engineers to shape APIs and product behaviour
• Deliver secure, scalable and highly reliable applications with App Store quality standards

What We're Looking For

• 3+ years of professional iOS development experience using Swift
• Experience integrating AI capabilities into mobile applications
• Strong understanding of Swift Concurrency, async/await and background task management
• Excellent performance profiling and memory optimisation skills
• Experience shipping and supporting production iOS applications
• The ability to design for latency, partial failures and the unpredictable nature of AI systems

Bonus points if you have experience with:

• SwiftUI
• Core ML or on-device machine learning
• Feature flags or remote configuration platforms
• Designing user experiences for AI products where trust, transparency and responsiveness are essential