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Senior iOS Developer with Swift, Mobile SDK Platform

  • Almaty
  • Astana
  • Belgrade
  • Cluj-Napoca
  • Krakow
  • Larnaca
  • Lodz
  • Lublin
  • Remote.Bulgaria
  • Remote.Georgia
  • Remote.Kazakhstan
  • Remote.Poland
  • Riga
  • Sofia
  • Tbilisi
  • Varna
  • Warsaw
  • Wroclaw
  • Yerevan
Medium team (10-20 people)

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Project overview

The project focuses on modernizing a mobile SDK used for digital fraud prevention and customer authentication in financial services. You will contribute to building a scalable, secure, and high performance SDK designed for integration into external applications across multiple environments.

Team

You will work in a distributed team of iOS engineers, backend engineers, and security specialists. The team collaborates closely across regions, following shared engineering standards and participating in design reviews and system level discussions.

Position overview

We are looking for a Senior iOS Developer who can lead technical design and implementation for an iOS SDK modernization initiative. You will define architecture, validate migration strategies, develop proof of concept components, and establish engineering standards for distribution, testing, and security.

Technology stack

Swift, Objective C, Combine, async await, XCFramework, Swift Package Manager, CocoaPods, Keychain, Secure Enclave, App Attest, DeviceCheck, XCTest, XCUITest, Instruments, BGTaskScheduler

Responsibilities

  • Lead technical design and implementation of iOS SDK components
  • Define and maintain architecture aligned with enterprise standards
  • Develop proof of concept solutions to validate design approaches
  • Ensure SDK compatibility across multiple iOS versions and devices
  • Establish guidelines for SDK distribution, integration, and versioning
  • Collaborate with cross functional teams on security and compliance requirements
  • Optimize application performance, memory usage, and energy efficiency
  • Implement secure coding practices and support data protection mechanisms
  • Drive testing strategies including unit, integration, and UI testing
  • Contribute to code reviews and support engineering best practices

Requirements

  • 8+ years of experience in iOS development
  • Strong proficiency in Swift and experience with Objective C interoperability
  • Experience building and maintaining reusable iOS SDKs or frameworks
  • Understanding of framework distribution using XCFramework, Swift Package Manager, and CocoaPods
  • Knowledge of static and dynamic linking, module stability, and library evolution
  • Experience managing dependencies and optimizing application size and performance
  • Understanding of iOS security concepts including Keychain, Secure Enclave, and certificate pinning
  • Familiarity with privacy and App Store compliance standards
  • Experience with background execution models and related constraints in iOS
  • Knowledge of performance analysis tools such as Instruments
  • Experience with testing frameworks including XCTest and XCUITest
  • Familiarity with code signing, provisioning, and distribution processes

Nice to have

  • Experience working in financial services or regulated environments
  • Exposure to sensor data processing such as CoreMotion or gesture handling
  • Experience contributing to enterprise architecture standards
  • Background in security focused application development

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We offer

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Vacation

As per the laws of your country. We do ask you to take a proper rest

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Health insurance

We help you to take out an insurance policy for you and your loved ones

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Sick pay

10 days without a doctor's note, afterwards - as per the laws of your country

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Time off for state holidays

According to the official calendar, regardless of the client’s schedule

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Pleasant environment

Two large corporate parties and many small get-togethers for colleagues

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Comfort service

Solving technical and everyday problems at work

The benefits package may vary depending on the region and the type of contract
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FAQ for Candidates

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