Senior iOS Developer

🏢 Summary: B2B opportunity for a Regular or Senior iOS Native Developer to design, build, and maintain scalable iOS applications using Swift and SwiftUI in an Agile environment. The role focuses on delivering secure, high-performance mobile solutions, implementing CI/CD pipelines, automated testing, and managing App Store releases. Remote work with periodic on-site presence in Krakow. 🗂️ Requirements: Proven experience delivering native iOS applications, Strong knowledge of iOS platform and SDK, Excellent programming skills in Swift, Experience with SwiftUI, Experience with Xcode and iOS toolchain, Experience building and maintaining CI/CD pipelines, Experience with unit and automated testing for iOS, Experience with App Store publishing and certificate management, Strong debugging and performance optimization skills, Knowledge of mobile accessibility standards, Experience with JSON and XML, Experience implementing secure mobile development practices, Understanding of TDD principles 📃 Skills: Swift, SwiftUI, iOS, Xcode, xcbuild, CocoaPods, CI/CD, TDD, JSON, XML, Git, Objective-C, Kotlin, Jetpack, Compose, Android, React, Flutter 🏢 Description: In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are looking for an experienced iOS Native Developer to join our client’s team and contribute to the development of high-quality mobile applications. In this role, you will design, build, and maintain scalable iOS applications while collaborating with cross-functional teams in an Agile development environment . You will be responsible for delivering robust mobile solutions using modern development practices, ensuring performance, security, and an excellent user experience. Project information: Location, Krakow, Poland Work Setup: Remote work with on-site presence required – approximately 6 days per month at the client’s office Two open vacancies: Regular developer and Senior Developer Rate: 120 – 135 PLN/net/h + VAT (B2B contract) Start date: depending on candidate availability Language: English (min B2) Project scope: Design, develop, and maintain native iOS applications using Swift and SwiftUI. Build high-quality mobile interfaces based on provided UI/UX specifications and design systems. Work closely with product owners, designers, and engineers in an Agile methodology environment. Implement and maintain CI/CD pipelines for mobile applications. Conduct unit testing and automated testing to ensure application quality and reliability. Debug and optimize iOS applications to ensure high performance and stability. Manage App Store releases, provisioning profiles, and certificate management. Ensure mobile applications follow security best practices and implement security-related features. Implement accessibility best practices across mobile applications. Handle data serialization and deserialization using JSON and XML. Collaborate with teams using modern development tools and AI-assisted workflows. Requirements: Proven track record of delivering native iOS mobile applications. Strong knowledge of the iOS platform, SDK, and SwiftUI. Excellent programming skills in Swift. Experience with Xcode and the iOS development toolchain (xcbuild, CocoaPods, iOS Simulator). Experience building and maintaining CI/CD pipelines for mobile applications. Experience with unit testing and automated testing for iOS apps. Experience with App Store publishing, provisioning portals, and certificate management. Strong debugging and performance optimization skills for iOS applications. Good understanding of mobile accessibility standards. Experience working with JSON and XML for data exchange. Experience implementing secure mobile development practices. Passion for Test Driven Development (TDD). Preferred/ Nice to Have: Experience with Git and development tools such as Microsoft Visual Studio Code. Familiarity with mobile component libraries. Exposure to the Android ecosystem including Kotlin, Jetpack Compose, and Android Studio. Familiarity with Objective-C. Experience with cross-platform frameworks such as React Native or Flutter. Ideal Candidate: Experience designing digital products in onboarding or banking domains. Experience using AI-assisted development tools such as GitHub Copilot and Claude CLI in engineering workflows. Strong collaboration and communication skills within Agile teams. A proactive mindset focused on code quality, performance, and user experience. We offer: Full-time job agreement based on B2B Private medical care with dental care (covering 70% of costs) + rehabilitation package. Family package option possible Multisport card (also for an accompanying person) Life insurance

🏢 Summary: Opportunity for a Senior iOS Developer to design and build mobile applications across various domains, implementing new features in Swift and maintaining CI/CD pipelines. The role focuses on high-quality code, architectural best practices, testing, and collaboration within a mobile engineering team. 🗂️ Requirements: Minimum 5 years of experience in iOS mobile application development, Strong expertise in Swift and Xcode, Proficiency in SwiftUI and UIKit, Experience with dependency managers: CocoaPods, SPM or Carthage, Knowledge of architectural patterns: Clean Swift, MVVM, MVC, Experience with CI/CD systems, Understanding of UI design patterns and principles, Experience in testing and maintaining code quality 📃 Skills: iOS, Swift, Xcode, SwiftUI, UIKit, CocoaPods, SPM, Carthage, CleanSwift, MVVM, MVC, CICD 🏢 Description: As our employee, you will have the opportunity to be part of our community of over 80 Mobile Technology Developers. Our experts are working on a wide range of projects in industries such as healthcare (e.g., the creation of apps to support the lives of citizens), banking (banking apps for individual and corporate customers), media (mobile apps for the presentation of news), loyalty, and many more! To learn the latest technologies, our Mobile Engineers create internal projects for their own development. They have a personalized training offer and an internal development plan (e-training, book publications, dedicated access to training platforms), a training budget, and the support of a mentor. Our candidates receive a personalized offer that matches their career plan and preferences, with many different projects to choose from. Your tasks Designing and implementing mobile applications for the iOS platform Creating new functionalities in Swift Maintaining and developing CI/CD systems in the project Collaborating with other team members to design new functionalities Taking care of the code quality Testing the developed functionalities Creating project documentation in accordance with applicable standards Requirements At least 5 years of experience in mobile application development for the iOS platform Expertise in Swift and Xcode Proficiency with SwiftUI, UIKit, CocoaPods / SPM / Carthage Knowledge of architectural patterns: Clean Swift, MVVM, MVC Familiarity with user interface design patterns and principles An advanced level of spoken and written English Fluent Polish required Residing in Poland required

🏢 Summary: The offer is for an experienced iOS Developer responsible mainly for building new features in a Swift-based mobile application and maintaining existing code. The role involves active participation in code reviews, writing and testing high-quality code, and supporting CI/CD processes. Candidates will also occasionally assist with technical input during the sales process. 🗂️ Requirements: Excellent knowledge of Swift, Minimum 3 years of commercial experience in iOS development, Experience with package managers, Ability to write and run unit tests, Familiarity with third-party libraries such as Firebase, Proficiency with Git, Experience with CI/CD tools 📃 Skills: Swift, iOS, SwiftPM, XCTest, Quick, Nimble, Firebase, Git, Bitrise, Fastlane, AppCenter, TestFlight, CICD 🏢 Description: Your main responsibilities beyond the will to change the world: 80% writing new functionalities 20% maintaining the existing code and bug fixing Active participation in the Code Review process Occasional help in addressing customer needs during the sales process Must have: Excellent knowledge of Swift Min. 3 years of proven commercial experience with iOS Development Familiarity with some package manager (,, Swift Package Manager) Ability to test own code (XCTest/Quick/Nimble) Familiarity with the most popular third party dependencies (eg. Firebase) Fluency with GIT Experience with CI/CD tools (eg. Bitrise, Fastlane, AppCenter, TestFlight etc.) Fluent English (both written and spoken) Will to learn new things! Skills we’d appreciate, too: CocoaPods TDD Experience with reactive programming paradigm A list of benefits is long so we will mention only about the crucial ones: Private healthcare Health insurance Sport subscription Location: Remote/Wrocław/ Zielona Góra

🏢 Summary: Development of a cross-platform mobile application in React Native for iOS and Android integrated with IoT devices and cloud backends. The role focuses on building, integrating, and optimizing a scalable mobile app with device control, data synchronization, and secure communication. It includes testing, CI/CD automation, and performance optimization in a multi-brand, multi-language environment. 🗂️ Requirements: Minimum 4 years of experience in React Native, Minimum 5 years of experience in frontend development, Strong knowledge of cross-platform mobile development for iOS and Android, Experience integrating mobile apps with IoT devices, Experience with cloud backend integration and microservices, Experience with push notifications and data synchronization, Knowledge of mobile testing and test automation, Experience with CI/CD pipelines, Knowledge of mobile app security and data encryption, Experience with performance optimization of mobile applications, English level B2 minimum, Availability to work from office in Katowice once per week 📃 Skills: React, ReactNative, JavaScript, TypeScript, HTML, CSS, Redux, MobX, ReactNavigation, GraphQL, IoT, Microservices, CI/CD, Bitrise, GitHubActions, Fastlane, Testing, Automation, Encryption, Authentication 🏢 Description: Development of a cross-platform mobile application (iOS + Android) in React Native for end-users, integrating with the company's IoT devices. Our expectations Minimum 4 years of experience in React Native and 5+ years in general frontend development (JavaScript/TypeScript, HTML, CSS). Strong proficiency in React Native, including best practices for cross-platform mobile application development (iOS + Android). Experience in integrating mobile applications with IoT devices, including: Reading device parameters (temperature, operating modes, energy consumption, historical data). Controlling devices via the app (schedules, power on/off, operating mode settings). Data synchronization with cloud backends and handling push notifications. Ability to work with backends, microservices, and IoT platforms, including the implementation of business logic and network communication. Experience with multi-brand and multi-language applications, scalable across different markets. Knowledge of mobile and integration testing, test automation, and CI/CD (e.g., Bitrise, GitHub Actions, Fastlane). Familiarity with mobile application monitoring and debugging tools. Ability to ensure application and communication security (user authentication, data encryption, securing communication channels between the app, device, and cloud). Application performance optimization: startup time, bundle size, responsiveness, offline mode support, and connectivity issue handling. English min. B2 level Ready to work from the office in Katowice 1x/week (the team meets on Wednesday) Welcome Skills Proficiency in TypeScript, Redux / MobX, React Navigation, and GraphQL. Experience working with applications requiring high scalability and integration with cloud platforms. Knowledge of UX/UI principles specifically for mobile applications. Experience in migrating existing applications to React Native or modernizing the technology stack. Knowledge of security standards for mobile and IoT applications.

🏢 Summary: Development and maintenance of iOS mobile applications in Swift, including implementation of new features and UI using UIKit and SwiftUI. Work within RIBs and MVVM architectures with strong focus on code quality, testing, performance, and security. Involvement in REST integration, CI/CD processes, and App Store releases. 🗂️ Requirements: Very good knowledge of Swift and iOS platform, Strong knowledge of iOS SDK and application lifecycle, Practical experience with RIBs and MVVM architectures, Experience building UI with UIKit and SwiftUI, Experience with reactive programming using RxSwift, Ability to write unit, UI, and snapshot tests, Experience with modular projects and Swift Package Manager, Experience with Git version control, Experience with CI/CD pipelines for mobile applications, Experience in performance profiling and optimization, Knowledge of mobile security practices including Keychain and certificate pinning, Experience working with large codebases and refactoring, Experience integrating REST services 📃 Skills: Swift, iOS, UIKit, SwiftUI, RIBs, MVVM, RxSwift, SPM, REST, Git, CICD, Keychain, Leaks, TimeProfiler 🏢 Description: Twoje zadania: rozwój oraz utrzymanie aplikacji mobilnych na platformę iOS w języku Swift implementacja nowych funkcjonalności oraz rozwój interfejsów użytkownika w UIKit i SwiftUI praca w architekturach aplikacji mobilnych (RIBs, MVVM) z dbałością o jakość i czytelność kodu integracja aplikacji z REST API oraz rozwój warstwy sieciowej pisanie testów jednostkowych, UI oraz optymalizacja wydajności aplikacji współpraca z zespołem developerów, testerów i UX/UI w metodyce Agile udział w procesie CI/CD oraz publikowanie aplikacji w App Store Technologie: Swift, iOS SDK, UIKit, SwiftUI, RIBs, MVVM, RxSwift, Swift Package Manager (SPM), REST API, Git, CI/CD, Leaks, Time Profiler, Keychain. Szukamy Ciebie, jeśli: Posiadasz bardzo dobrą znajomość języka Swift oraz platformy iOS. Znasz iOS SDK oraz cykl życia aplikacji mobilnych. Masz praktyczne doświadczenie w pracy z architekturami RIBs oraz MVVM. Tworzysz interfejsy użytkownika w UIKit (code-based) oraz SwiftUI i potrafisz je integrować. Masz doświadczenie w programowaniu reaktywnym z wykorzystaniem RxSwift. Piszesz testy jednostkowe, UI oraz snapshot i dbasz o jakość oraz testowalność kodu. Posiadasz doświadczenie w pracy z modularnymi projektami i Swift Package Manager. Pracujesz z systemem kontroli wersji Git oraz narzędziami CI/CD. Masz doświadczenie w profilowaniu i optymalizacji aplikacji mobilnych. Posiadasz wiedzę z zakresu bezpieczeństwa aplikacji mobilnych (Keychain, ochrona danych, Certificate Pinning). Masz doświadczenie w pracy z dużą bazą kodu oraz w refaktoryzacji istniejących rozwiązań. Wykazujesz się umiejętnościami analitycznego myślenia, debugowania aplikacji oraz proaktywnością w usprawnianiu procesów developmentowych (np. automatyzacja buildów, testów i release’ów). Masz doświadczenie we współpracy zespołowej z developerami, testerami oraz zespołem UX/UI w metodyce Agile. Jesteś gotowy/a do utrzymania oraz rozwijania procesu CI/CD dla aplikacji mobilnej (automatyzacja buildów, testów i dystrybucji). Mile widziane: Znajomość narzędzi CI/CD takich jak GitHub Actions, Bitrise, Jenkins, GitLab CI czy Fastlane. Oferujemy Współpracę w oparciu o umowę o świadczeniu usług konsultanckich IT Elastyczna współpraca w modelu hybrydowym lub zdalnym Komputer

🏢 Summary: Offer for an experienced iOS Developer to design, develop, and maintain high-quality mobile applications using Swift and modern iOS frameworks. The role involves building new features, maintaining existing apps, ensuring code quality, and collaborating within agile teams. It also includes working with CI processes and overseeing deliverables from external teams in a hybrid setup. 🗂️ Requirements: Minimum 3 years iOS development experience, Minimum 3 years commercial experience with Swift, Strong knowledge of RESTful services, Strong experience with SwiftUI, Experience with async/await and concurrency, Experience with MVVM architecture, Experience with Clean Architecture, Experience with multithreading and asynchronous programming, Experience working in Scrum teams, Ability to set up and maintain iOS development environments 📃 Skills: Swift, SwiftUI, REST, async/await, Concurrency, MVVM, CleanArchitecture, Multithreading, Scrum, CocoaTouch, Git, Jira, Confluence, XCTest, Firebase, MapBox, Fastlane, CI 🏢 Description: Introduction & Summary We are seeking an experienced iOS Developer with a strong background in mobile development and expertise in Swift. The ideal candidate will have a minimum of three years of relevant experience, specifically in developing iOS applications. Proficiency in modern development tools and frameworks is essential, with a focus on producing high-quality, user-centric mobile solutions. Main Responsibilities The iOS Developer will be involved in various mobile development projects, ensuring high standards in the delivery of mobile applications. Engage in technical discussions with internal and external development teams. Oversee and ensure the quality of deliverables from external teams. Develop new features for mobile applications. Provide support and maintenance for existing mobile applications. Install and maintain development environments for iOS projects. Collaborate with the quality team to create automatic and continuous integration processes. Test mobile solutions in real-world conditions, which may occasionally involve driving company vehicles. Key Requirements At least 3 years of experience in mobile development (iOS). At least 3 years of experience developing in Swift. Strong knowledge and experience in RESTful services. Strong knowledge and experience with SwiftUI. Experience with async/await and concurrency (Swift 6). Experience with MVVM architectures. Experience with Clean Architecture. Experience with multi-threading and asynchronous logic. Experience working in agile teams using Scrum. Nice to Have Knowledge of Cocoa Touch and other Apple frameworks. Experience with Git Flow. Familiarity with Jira and Confluence. Interest in product design and UI implementation on iOS. Experience with XCTest. Deep knowledge of software architecture and development practices. Experience with Firebase and MapBox. Experience with fastlane. Other Details This position is hybrid, requiring in-office attendance from 2 days per month to up to 3 days per week, depending on project needs.

🏢 Summary: Offer for an experienced Android Developer to design, develop, and maintain native Android applications using Kotlin and Java in a hybrid work model. The role focuses on building high-quality, scalable applications, integrating APIs, and collaborating with cross-functional teams. The position includes code reviews, performance optimization, and technical mentorship responsibilities. 🗂️ Requirements: Proven experience in native Android development, Strong portfolio of released Android applications, Expertise in Kotlin, Expertise in Java, Strong knowledge of Android SDK and architecture components, Experience with RESTful APIs and JSON, Knowledge of MVVM, MVP, or similar architectural patterns, Experience with Git version control, Bachelor’s degree in Computer Science, Software Engineering, or related field 📃 Skills: Kotlin, Java, Android, SDK, MVVM, MVP, REST, JSON, Git 🏢 Description: B2B: 130-140 zł/h netto + VAT Location" Hybrid (6 days per month from Cracow's office) Tasks: Design, develop, and maintain high-quality native Android applications using Kotlin and Java Collaborate with cross-functional teams to define, design, and implement new features Participate in code reviews to ensure code quality, performance, and security standards Optimize applications for maximum speed, efficiency, and scalability Integrate third-party APIs and services to enhance application functionality Identify and resolve bugs and performance bottlenecks promptly Stay updated with the latest industry trends, tools, and best practices in Android development Contribute to technical documentation and provide mentorship to junior team members Required skills and qualifications: Proven experience in native Android development with a strong portfolio of released applications Expertise in Kotlin and Java programming languages Solid understanding of Android SDK, architecture components, and lifecycle management Experience with RESTful APIs, JSON, and third-party libraries and SDKs Knowledge of MVVM, MVP, or other architectural patterns Familiarity with version control systems such as Git Strong problem-solving skills and attention to detail Excellent communication skills and ability to work effectively within a team Bachelor’s degree in Computer Science, Software Engineering, or related field Relevant certifications in Android development are a plus Offers: Hybrid work model: 6 days per month from the office in Cracow Multisport card Private healthcare Life insurance PowerYou platform - e-learning

🏢 Summary: Role focused on native iOS mobile application testing with strong emphasis on automation and quality assurance within an Agile environment. The position involves creating and executing test strategies, contributing to automated frameworks, and ensuring high product quality through CI/CD integration. The candidate will collaborate cross-functionally to identify defects, verify fixes, and promote testing best practices. 🗂️ Requirements: 3+ years native iOS mobile application testing experience, Proficiency in Swift, Experience writing automated tests with XCUITest, Experience creating and implementing test strategies, Experience with CI/CD configuration and job execution, Knowledge of mobile testing practices, Understanding of SDLC, Ability to troubleshoot and identify root causes of bugs 📃 Skills: iOS, Swift, XCUITest, GitHubActions, CodeBuild, CICD, SDLC, Automation, MobileTesting, Agile 🏢 Description: Technical Skills Experience: 3+ years of native iOS mobile application testing. Automation: Proficiency in Swift and writing tests with XCUITest . Strategy: Proven track record in creating and implementing test approaches/strategies. CI/CD: Experience configuring and running jobs in tools like GitHub Actions or CodeBuild . Knowledge: Solid understanding of mobile testing practices and the SDLC. Responsibilities Create and implement Test Plans; contribute to automated test frameworks (functional & non-functional). Work closely with Developers, UX, and Product Owners in an Agile environment. Troubleshooting, identifying root causes of critical bugs, and verifying fixes. Produce concise reports on product functionality and communicate status to stakeholders. Follow and promote best practices within the team to ensure high-quality delivery.

🏢 Summary: Development of advanced iOS applications with a focus on implementing new features, maintaining performance, fixing bugs, and ensuring high code quality. The role involves working with SwiftUI and UIKit, applying Clean Architecture principles, integrating REST APIs, and writing automated tests. Fully remote B2B contract for long-term collaboration. 🗂️ Requirements: Minimum 4 years of experience in iOS mobile application development, Experience with SwiftUI and UIKit, Knowledge of Clean Architecture and SOLID principles, Experience with MVVM and other design patterns, Ability to integrate and work with REST API, Experience in writing unit and integration tests, Proficiency in Git and GitFlow, Experience working in Agile methodologies such as Scrum 📃 Skills: Swift, SwiftUI, UIKit, iOS, CleanArchitecture, SOLID, MVVM, REST, API, UnitTesting, IntegrationTesting, Git, GitFlow, Scrum 🏢 Description: ZADANIA: Projektowanie zaawansowanych aplikacji na platformę iOS Współpraca z zespołem w celu projektowania i dostarczania nowych funkcji Diagnoza i naprawianie błędów, dbałość o wydajność aplikacji Przeprowadzanie testów aplikacji Ciągłe wdrażanie nowych funkcjonalności Opracowywanie dokumentacji technicznej WYMAGANIA: Co najmniej 4-letnie doświadczenie w tworzeniu aplikacji mobilnych na iOS z wykorzystaniem SwiftUI oraz UIKit Dobra znajomość zasad Clean Architecture oraz SOLID Praktyczna znajomość wzorca MVVM i innych popularnych wzorców projektowych Umiejętność integracji i pracy z REST API Doświadczenie w pisaniu testów jednostkowych oraz integracyjnych Znajomość systemu kontroli wersji Git, w tym pracy z GitFlow, oraz doświadczenie w pracy zespołowej Znajomość metodyk zwinnych, takich jak Scrum DODATKOWE IFNORMACJE: Forma współpracy: b2b Stawka: 100 -130 zł/h Długość zatrudnienia: 12 miesięcy + Model pracy: 100% zdalnie

🏢 Summary: Short-term (6–7 months) iOS development role within a large-scale digital transformation project focused on building and scaling modern consumer mobile applications. The position involves feature development, system integration, code quality improvements, and collaboration in an Agile environment. Responsibilities include integrating with web services, writing unit tests, and participating in code reviews. 🗂️ Requirements: Proficient in Swift, Strong knowledge of UIKit, Understanding of OOP and design patterns, Knowledge of iOS application architectures, Experience with RESTful APIs, Familiarity with iOS development environment, Ability to debug applications, Knowledge of Git, Understanding of Apple design principles and interface guidelines, Familiarity with continuous integration, Experience working in Agile environment 📃 Skills: Swift, UIKit, OOP, REST, Git, iOS, CI, Agile, Debugging, Architectures 🏢 Description: About the project A large-scale digital transformation initiative, focused on building and scaling modern mobile applications for consumer services, while supporting system integration and evolving internal platforms. Project duration: 6-7 months Tasks Developing applications/features according to provided requirements Participating in defining requirements Integrating applications with internal and third party web services Writing unit tests Refactoring code when appropriate Participating in code reviews Cooperating with project managers, developers, testers and customers to increase application quality Must have Good knowledge of UIKit Proficient in Swift, with a good knowledge of its ecosystems Good knowledge of Object Oriented concepts and design patterns Knowledge of common iOS application architectures Knowledge of RESTful APIs to connect to back-end services Knowledge of typical iOS development environment Ability to debug applications Knowledge of GIT Ability to solve problems with limited support from senior developers Ability to work with documentation Understanding of Apple’s design principles and interface guidelines Familiarity with continuous integration Familiarity with Agile software development Very good command of written and spoken English (min. B2 level) Nice to have Experience with GraphQL Knowledge of RxSwift Knowledge of Objective-C Familiarity with lldb What do we offer? ambitious, creative, talented & highly experienced team contributing to projects for clients all over the world flexible working hours and a possibility to work remotely We value your trust in providing us your data, thus we are striving to use commercially acceptable means of protecting it. Below you will find the necessary information about the data we collect and process when you send us your CV. The controller of your personal data is Miquido Spółka z ograniczoną odpowiedzialnością sp. k. with its seat in Krakow, Zabłocie 43a, 30-701 Kraków, Poland (“Miquido”, “We”, “Our” or “Us”).