iOS Developer

Ampstek; Greater London; On-site; GBP 85,000 - 115,000; Full time

Job summary

Ampstek is seeking an experienced iOS Developer to design, develop, and maintain high-quality mobile applications for iOS platforms. You will work with Swift, UIKit, and SwiftUI to deliver scalable apps and ensure a great user experience.

You will integrate REST APIs, optimize performance, and follow MVVM/VIPER architectures while collaborating with design, backend, QA, and product teams. This role requires strong problem-solving and deployment via App Store Connect.

Qualifications

• 5+ years of experience in iOS application development.
• Strong proficiency in Swift and Objective-C.
• Hands-on experience with UIKit and SwiftUI.
• Experience with Xcode, CocoaPods, and Swift Package Manager.
• Strong knowledge of REST APIs, JSON, and third-party integrations.
• Experience with Core Data, SQLite, and local data persistence.
• Knowledge of iOS architecture patterns such as MVC, MVVM, and VIPER.
• Experience with Git and CI/CD pipelines.
• Memory management, multithreading, and performance optimization.
• Experience with unit testing and UI testing using XCTest.
• Knowledge of Apple Human Interface Guidelines and App Store deployment processes.

Responsibilities

• Design, develop, test, and maintain iOS applications using Swift.
• Build responsive and user-friendly mobile interfaces using UIKit and SwiftUI.
• Develop reusable components and maintain clean, scalable code.
• Integrate RESTful APIs and third-party services into iOS applications.
• Work with mobile application architectures such as MVC, MVVM, and VIPER. with UI/UX designers, backend developers, QA engineers, and product teams.
• Identify and resolve performance issues, bugs, and application crashes.
• Implement security best practices, including secure data storage and authentication.
• in code reviews and contribute to technical discussions.
• Manage application releases and deployments through App Store Connect.
• Ensure compatibility across different iOS versions and Apple devices.

Skills

Swift

Objective-C

UIKit

SwiftUI

Xcode

CocoaPods

Swift Package Manager

REST APIs

JSON

Core Data

SQLite

MVC

MVVM

VIPER

Git

CI/CD

Memory management

Multithreading

Performance optimization

Unit testing

UI testing

XCTest

HIG & App Store deployment

Tools

CocoaPods

Swift Package Manager

CI/CD tooling

Job description

We are looking for an experienced iOS Developer to design,

develop, and maintain high-quality mobile applications for iOS platforms. The

ideal candidate should have strong expertise in Swift, UIKit, SwiftUI, and iOS

application architecture, along with experience integrating REST APIs and

delivering scalable, secure, and user-friendly mobile applications.

Key Responsibilities

• Design, develop, test, and maintain iOS applications using Swift.
• Build responsive and user-friendly mobile interfaces using UIKit and SwiftUI.
• Develop reusable components and maintain clean, scalable code.
• Integrate RESTful APIs and third-party services into iOS applications.
• Work with mobile application architectures such as MVC, MVVM, and VIPER. with UI/UX designers, backend developers, QA engineers, and product teams.
• Identify and resolve performance issues, bugs, and application crashes.
• Implement security best practices, including secure data storage and authentication.
• in code reviews and contribute to technical discussions.
• Manage application releases and deployments through App Store Connect.
• Ensure compatibility across different iOS versions and Apple devices.

Required Technical Skills

• 5+ years of experience in iOS application development.
• Strong proficiency in Swift and Objective-C.
• Hands-on experience with UIKit and SwiftUI.
• Experience with Xcode, CocoaPods, and Swift Package Manager.
• Strong knowledge of REST APIs, JSON, and third-party integrations.
• Experience with Core Data, SQLite, and local data persistence.
• Knowledge of iOS architecture patterns such as MVC, MVVM, and VIPER.
• Experience with Git and CI/CD pipelines.
• of memory management, multithreading, and application performance optimization.
• Experience with unit testing and UI testing using XCTest.
• Knowledge of Apple Human Interface Guidelines and App Store deployment processes.