Senior iOS Developer in London

About Incard Incard’s mission is to build the financial operating system for entrepreneurs.We are focused on creating a system where business banking, financial tools, and application logic are coordinated into a single control layer.Through the app store, entrepreneurs and developers can build industry‐specific functionality as their business evolves.Our team is small, highly motivated, and focused on engineering excellence. We operate with a flat organizational structure. All employees are expected to be hands‐on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.Who We’re Looking For We’re looking for a Senior iOS Engineer who cares deeply about quality, architecture, and performance and who enjoys building polished, scalable mobile products in a complex domain.You’ll work closely with iOS, Android, Backend, and Product teams to build and evolve Incard’s iOS app, used daily by modern e‐commerce businesses to manage spending, cards, and financial insights.This role is ideal for someone who thrives in fast‐paced environments, takes ownership beyond tickets, and brings strong product thinking alongside technical excellence.What You’ll Do Build, scale, and maintain Incard’s iOS application using Swift and SwiftUIDesign and evolve scalable iOS architecture beyond MVP, using modular, feature‐based patternsCollaborate closely with Product, Backend, iOS and Android teams to deliver high‐quality featuresOwn performance optimisation, memory management, and stability across the appApply strong product thinking when implementing features – not just engineering executionWrite and maintain unit tests, snapshot tests, and UI tests to ensure long‐term qualityParticipate actively in code reviews, refactoring efforts, and technical discussionsHelp raise the bar for iOS engineering standards, best practices, and toolingWhat We’re Looking For 5+ years of experience building production iOS applications in fast‐paced environmentsStrong expertise in SwiftUI, including performance optimisation and memory managementProven experience designing scalable iOS architectures using clean, modular approachesSolid understanding of Swift Concurrency (async/await, Tasks) and CombineExperience writing unit tests, snapshot tests, and UI testsProduct‐minded engineer with strong attention to detail and edge casesComfortable using AI tools (e.g. Cursor, modern LLMs) to accelerate development responsiblyStrong communication skills, open to feedback and continuous improvementProactive problem‐solver who takes ownership rather than waiting for directionOur Technical Stack Clean Architecture with feature‐based modular structure (Swift Package Modules)Repository & service patternsSwift Concurrency (async/await, Task) & CombineSwiftUI with NavigationStackSwift Package Manager (SPM)Swift Testing & Snapshot Testing (Point‐Free)Moya (Alamofire), CachedAsyncImageXcode Cloud (CI/CD), SwiftLint100% Swift (Swift 6.0), Xcode 16.3, iOS 17+Firebase (Messaging), Sentry, Google Sign‐In, Google Places, IntercomBenefits Competitive cash‐based compensationIncard stock options25 days of paid time off per year, plus bank holidays and your birthday offGlobal health insurance and unlimited paid sick leave

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