(Senior) iOS Mobile Engineer

What you will do

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• Take ownership of the native iOS application using Swift and SwiftUI
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• Help define and evolve the application's architecture and technical direction
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• Build and refine core investment, account, funding and portfolio experiences
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• Design mobile experiences that clearly communicate transaction and account states to users
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• Build secure authentication, session management and local data handling
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• Work closely with backend engineers on APIs, data models and edge cases
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• Ensure financial information is displayed accurately, including currencies, prices, percentages, timestamps and data freshness
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• Handle real-world mobile considerations such as unreliable networks, background execution, push notifications and application lifecycle
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• Take responsibility for application performance, stability and crash rates
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• Manage App Store releases, including review requirements, privacy considerations, entitlements and release quality
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• Identify and address mobile security risks and vulnerabilities
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• Contribute to product decisions and technical trade-offs in a fast-moving startup environment

What you will need

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• 6+ years of professional iOS development , or equivalent depth of experience
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• Strong commercial experience building and maintaining native iOS applications
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• Excellent knowledge of Swift
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• Strong experience with SwiftUI , with a good understanding of when UIKit remains appropriate
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• Solid understanding of iOS architecture, application lifecycle and platform capabilities
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• Experience with areas such as secure storage, biometrics, authentication, push notifications, background execution, code signing and App Store distribution
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• Experience working on applications where security, reliability and data accuracy are important
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• Strong debugging and performance-profiling skills
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• Experience taking ownership of an application rather than simply implementing individual features
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• Comfortable working in an environment where requirements aren't always fully defined
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• Good English communication skills and the ability to work directly with senior technical stakeholders

Nice-to-haves

Experience in any of the following

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• Fintech, banking, brokerage, payments or investment applications
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• Trading or order-management systems
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• KYC / onboarding flows
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• Portfolio or financial-account applications
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• Financial data and market-data products
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• Mobile application security
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• High-volume consumer applications
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• Push notifications, widgets, background processing or other deeper iOS integrations
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• Experience working with international products or users across multiple market