Lead iOS Engineer, Swift, SwiftUI

• Own the mobile app end-to-end across architecture, performance, release processes and technical roadmap
• Set technical direction and mentor the two engineers supporting mobile
• Raise engineering standards while maintaining a pragmatic approach to delivery
• Partner with engineering and product leadership on onboarding, growth and retention
• Deliver a polished native iOS experience through smooth animations, responsive interactions and platform-specific conventions
• Ship features, instrument user journeys, run A/B tests, measure impact and iterate quickly
• Manage App Store releases, versioning, store optimization, crash monitoring and performance improvements
• Potentially help build a dedicated mobile team as mobile capabilities grow
• Work directly with founders and influence product decisions

• At least 5 years of native iOS development experience
• Previous experience in a Lead engineering position, with demonstrated responsibility for technical direction and guiding other engineers
• Experience leading and mentoring engineers while remaining actively involved in development
• Strong proficiency in Swift and practical experience with SwiftUI and UIKit
• Proven record of building and shipping consumer-grade iOS applications
• Familiarity with Combine, push notifications and App Store deployment
• Experience with Xcode, XCTest, TestFlight and App Store Connect
• Strong knowledge of common iOS architecture and state management patterns
• Experience debugging applications, optimizing performance and monitoring crashes
• Ability to translate product goals into technical decisions and take ownership without waiting for fully defined requirements
• Startup mindset: hands-on, autonomous, pragmatic, fast-moving and comfortable with ambiguity and evolving responsibilities
• Proactive communication and confidence collaborating directly with founders and product stakeholders
• English at C1 level or above, required for daily communication, technical discussions and team collaboration
• Based in Europe
• EdTech experience, particularly products supporting students, learning or study habits (preferred)
• Experience in an early-stage startup or rapidly growing consumer platform (preferred)
• Experience with product-led growth, A/B testing, onboarding and retention optimization (preferred)
• Experience growing an engineering team or supporting technical hiring (preferred)
• Objective-C experience (preferred)
• Android development experience with Kotlin (preferred)
• Familiarity with React Native, Expo or other technologies in the wider platform (preferred)
• Based in Portugal, particularly Lisbon (preferred)

• 15th month salary
• Health insurance covering your family
• Birthday off
• Mobility program for digital nomads
• Real work-life balance
• Full benefits (details via https://www.humanit.pt/careers/#perks)