Senior Software Engineer (iOS)

🏢 Summary: Senior iOS Engineer role focused on building, optimizing, and modernizing high-performing iOS applications in a mature Agile product environment. The position involves end-to-end ownership of mobile features, collaboration across teams, and driving scalable, maintainable solutions using modern iOS technologies. Candidates should have strong expertise in Swift, UIKit, architecture patterns, and mobile engineering best practices. 🗂️ Requirements: 5+ years of iOS development experience, Strong expertise in Swift, Experience with MVVM, Experience with Clean Architecture, Experience with modular app architecture, Experience with Combine, Experience with UIKit, Experience with SwiftUI, Experience with Cocoapods, Experience with SPM, Experience with dependency injection, Experience integrating RESTful APIs, Ability to analyze and improve app performance and memory usage, Experience with Git workflows and CI/CD, Experience working in Agile teams, English communication skills 📃 Skills: Swift, MVVM, UIKit, SwiftUI, Combine, Cocoapods, SPM, Git, CI/CD, REST, iOS 🏢 Description: We’re seeking an experienced Senior iOS Engineer to develop and optimize our iOS applications, using strong expertise in modern mobile technologies. You’ll be involved throughout the entire mobile app lifecycle, shaping features, designing software, and refining the user experience. We’re looking for someone who can contribute independently in a mature Agile product environment, taking ownership from refinement through delivery with minimal hand-holding. Your responsibilities: Build and maintain reliable, high-performing iOS apps. Write clean, efficient and testable Swift code. Work closely with engineering, product, design, and QA teams. Translate product requirements into solid technical solutions. Drive features independently from requirements clarification through implementation, QA collaboration, release readiness, and production support. Proactively identify risks, blockers, and ambiguities, and communicate them early with Product, QA, and Engineering. Contribute to high-quality engineering practices through thoughtful technical decisions, clear pull requests, and constructive code reviews. Refactor and modernize legacy code and support the transition toward a modular application architecture. We are looking for you, if you have: 5+ years of iOS development experience, ideally in product-driven or high-scale environments. Strong problem-solving skills and the ability to turn complex challenges into actionable steps. Focus on scalability, maintainability, and long-term platform health. Experience working in Agile teams with planning, estimation, and iterative delivery. Highly self-managed, dependable, and able to operate effectively with minimal supervision. Clear communicator who asks clarifying questions, keeps stakeholders informed, and follows through on commitments. Comfortable navigating ambiguity, prioritizing effectively, and proposing practical solutions in a fast-moving environment. Strong expertise in Swift, MVVM, Clean Architecture, and modular app architecture. Experienced with Combine, UIKit (mandatory), SwiftUI, Cocoapods, SPM, and dependency injection. Solid experience integrating RESTful APIs, data processing, and error management. Able to analyze and improve app performance, memory usage, stability, and responsiveness. Proven ability to deliver polished, intuitive, user-focused mobile interfaces. Confident with standard engineering workflows including Git, branching strategies, pull requests, code reviews, CI/CD, and release processes. Experience working in mature Agile product teams, including backlog refinement, sprint planning, QA collaboration, and iterative delivery. Excellent communication skills in English. We offer: Participation in interesting and demanding projects. Flexible working hours. A great, non-corporate atmosphere. Possibility to work remote or hybrid (2 days per week from the office). Opportunities for development and promotion. Attractive package of benefits. We reserve the right to contact the selected candidates.

🏢 Summary: Senior iOS Engineer role focused on developing and maintaining a large-scale, business-critical mobile application with strong emphasis on architecture, scalability, and performance. The position involves owning architectural decisions, ensuring high code quality, and contributing to long-term evolution of the iOS platform. You will collaborate cross-functionally while building scalable features integrated with backend services. 🗂️ Requirements: Strong expertise in iOS SDK across multiple iOS versions and device configurations, Deep understanding of MVVM and Clean Architecture, Advanced proficiency in Swift, Experience with Xcode and Apple development ecosystem, Experience with Git version control, Experience integrating RESTful APIs, Ability to write and maintain unit tests, Understanding of UI design principles and UX best practices, Knowledge of TypeScript 📃 Skills: Swift, iOS, SDK, MVVM, CleanArchitecture, Xcode, Git, REST, JSON, UnitTesting, TypeScript, UI, UX 🏢 Description: We are looking for an experienced Senior iOS Engineer to join a large-scale mobile product environment where engineering quality, architecture ownership, and performance at scale are critical. You will work on a mature, business-critical mobile application used daily by a broad user base. The role requires a strong technical foundation, architectural awareness, and the ability to contribute to long-term evolution of the mobile platform. This is not a feature-only position - we’re looking for someone who understands system design, maintainability, and performance in complex production environments. What You’ll Be Responsible For Designing and developing scalable iOS features with long-term maintainability in mind Contributing to architectural decisions and enforcing Clean Architecture standards Ensuring high code quality, test coverage, and performance optimization Integrating with RESTful services and collaborating with backend teams Working closely with Product, Design, and other mobile engineers Supporting continuous improvement of engineering standards and development practices Must Have Strong expertise in iOS SDK , multiple iOS versions, and device configurations Deep understanding of MVVM and Clean Architecture Advanced proficiency in Swift Excellent command of Xcode and Apple development ecosystem Experience with Git version control Practical experience integrating RESTful APIs and working with JSON Ability to write and maintain unit tests Understanding of UI design principles and UX best practices Knowledge of TypeScript Strong communication skills and ability to collaborate in cross-functional teams.

🏢 Summary: Senior Android Software Engineer responsible for end-to-end development, maintenance, and optimization of mobile applications, ensuring high quality, performance, and scalability. The role involves active contribution to system architecture, backend integration, and full product lifecycle in a production environment. The position requires strong ownership and technical leadership in a dynamic team. 🗂️ Requirements: Minimum 5 years of Android development experience, Very good knowledge of Kotlin, Knowledge of mobile architecture patterns (MVVM, MVI, Clean Architecture), Experience with modern Android frameworks and libraries, Experience with Git version control, Experience with dependency management tools, Experience integrating with backend services (REST, WebSocket, gRPC), Knowledge of Material Design guidelines, Knowledge of relational databases, Experience deploying and maintaining production applications, Ability to analyze system architecture and data flows, Experience publishing applications to Google Play 📃 Skills: Android, Kotlin, MVVM, MVI, CleanArchitecture, Git, REST, WebSocket, gRPC, MaterialDesign, SQL, Gradle 🏢 Description: Do naszego zespołu poszukujemy doświadczonego Senior Software Engineer'a (Android) , który będzie odpowiedzialny za rozwój oraz utrzymanie aplikacji mobilnych. Szukamy osoby, która łączy kompetencje techniczne z rozumieniem potrzeb biznesowych i potrafi pracować w dynamicznym środowisku Twoja rola Samodzielność w realizacji funkcjonalności: od analizy po wdrożenie i utrzymanie Dbałość o jakość, wydajność i stabilność aplikacji Umiejętność diagnozowania i rozwiązywania problemów (np. wydajnościowych, pamięciowych) Doświadczenie w publikowaniu aplikacji w Google Play Dbałość o modularność i skalowalność kodu Umiejętność analizy systemów i przepływu danych między komponentami Rozumienie zależności pomiędzy elementami systemu Umiejętność przekładania wymagań biznesowych na rozwiązania techniczne Dobra organizacja pracy oraz umiejętność priorytetyzacji zadań Gotowość do dzielenia się wiedzą i wspierania innych członków zespołu Aktywny udziału w rozwoju architektury systemów Efektywna komunikacja i praca zespołowej Zaangażowanie w pełen cykl życia produktu Kogo szukamy Minimum 5 lat doświadczenia w tworzeniu aplikacji na platformę Android Bardzo dobra znajomość języka Kotlin Dobra znajomość wzorców architektury aplikacji mobilnych (np. MVVM, MVI, Clean Architecture) Doświadczenie w pracy z nowoczesnymi frameworkami i bibliotekami Android Znajomość systemów kontroli wersji (Git) oraz narzędzi do zarządzania zależnościami Doświadczenie w integracji aplikacji z backendem (REST API, Websocket, gRPC) Znajomość zasad projektowania interfejsów zgodnych z wytycznymi Android (Material Design) Znajomość relacyjnych baz danych Umiejętność pisania czytelnego, utrzymywanego kodu produkcyjnego Doświadczenie w pracy z aplikacjami w środowisku produkcyjnym (wdrażanie, monitoring, utrzymanie) Co oferujemy Pracę w świetnym zespole, którego siłą jest pasja i współpraca, Pracę hybrydową (3+2), Pracę pod skrzydłami przypisanego partnera w procesie onboardingu, Nowoczesne biuro w Katowicach z konsolą PS5 i piłkarzykami, Bezpłatne zajęcia z języka angielskiego, Kartę MedicoverSport, ubezpieczenie na życie i opiekę medyczną, Bezpłatne bilety na mecze reprezentacji Polski, Urozmaicone śniadania i obiady w dobrej cenie w naszym Bistro, Ścieżkę rozwoju osobistego oraz budżet na kursy i szkolenia, Codziennie świeże owoce, dobra kawa i zdrowe przekąski, Poszanowanie równowagi między życiem zawodowym a prywatnym. Kroki rekrutacji Analiza nadesłanych CV i wstępna selekcja kandydatów Krótki kontakt telefoniczny w celu poznania podstawowych informacji i oczekiwań Rozmowa rekrutacyjna z HR oraz Head of Engineering Krótka rozmowa w języku angielskim z VP of Development

🏢 Summary: Offer for a Senior iOS Developer responsible for developing and maintaining mobile banking applications, implementing new features, and ensuring high code quality. The role involves designing advanced UI components, writing tests, and collaborating with cross-functional teams in a hybrid work model. 🗂️ Requirements: Minimum 5 years commercial experience in mobile application development, Experience with iOS application architectures (MVVM, Clean Architecture), Experience with REST API integration, Experience with Git version control, Ability to write unit and integration tests, Knowledge of Clean Code and SOLID principles, Higher technical education 📃 Skills: iOS, Swift, MVVM, CleanArchitecture, REST, Git, Xcode, CI/CD, Kotlin 🏢 Description: Poszukujemy doświadczonego Senior iOS Developera/ki, który/a będzie odpowiedzialny/a za rozwój i utrzymanie aplikacji mobilnych oraz realizację zmian zgodnie z wymaganiami biznesowymi i technicznymi. Osoba na tym stanowisku będzie współpracować z zespołami projektowymi, analitykami biznesowymi, architektami oraz testerami, dbając o wysoką jakość dostarczanych rozwiązań. Branża: bankowa Model pracy: hybryda 1 dzień pracy w biurze w Warszawie/ tydzień Wynagrodzenie: UOP: do 20 000 pln brutto/ miesięcznie B2B: do 1420 PLN netto/dzień, w zależności od posiadanego doświadczenia i kompetencji. Zadania: Tworzenie wysokiej jakości, wydajnego i łatwego w utrzymaniu kodu oraz implementacja funkcjonalności aplikacji mobilnych Projektowanie i rozwijanie zaawansowanych widoków oraz komponentów interfejsu użytkownika Przygotowywanie i aktualizacja dokumentacji technicznej oraz konfiguracja środowiska programistycznego Tworzenie i wykonywanie testów jednostkowych, integracyjnych i wydajnościowych oraz weryfikacja zgodności zmian z architekturą i standardami jakości Udział w przeglądach kodu, przygotowanie zmian do wdrożenia (repozytorium, konfiguracje, dokumentacja) oraz współpraca z zespołem projektowym (analitycy, architekci, testerzy) Oczekiwania: Posiadasz minimum 5 lat doświadczenia komercyjnego w tworzeniu aplikacji mobilnych Masz doświadczenie w pracy z architekturami aplikacji (np. MVVM, Clean Architecture), REST API oraz systemem kontroli wersji Git Tworzysz wysokiej jakości kod zgodny z zasadami Clean Code, SOLID oraz dobrymi praktykami programistycznymi Potrafisz samodzielnie realizować zadania, tworzyć testy jednostkowe i integracyjne oraz efektywnie współpracować z zespołem projektowym Posiadasz wyższe wykształcenie techniczne Mile widziane: Znajomość Kotlin oraz technologii wykorzystywane przy rozwoju aplikacji mobilnych Znajomość procesów CI/CD Doświadczenie w przygotowywaniu dokumentacji technicznej oraz uczestnictwie w code review Co oferujemy Długoterminowa współpraca Szkolenia techniczne, certyfikaty i podnoszenie kwalifikacji Mentoring Competence Center - bycie członkiem społeczności CC od pierwszego dnia pracy jest szansą na rozwijanie swoich umiejętności, uczestniczenie w różnych konferencjach oraz dzielenie się wiedzą i doświadczeniem z ludźmi, którzy na co dzień mierzą się z tymi samymi wyzwaniami Jasna ścieżka kariery Pakiet benefitów pracowniczych (Multisport, prywatna opieka medyczna, ubezpieczenie na życie) Przyjazną atmosferę pracy, imprezy integracyjne i spotkania team-buildingowe

🏢 Summary: Senior iOS Engineer role focused on leading engineering and product decisions while actively shipping production code for a large-scale text-to-speech iOS application. The position involves enhancing a complex app architecture, collaborating within a product team, and shaping the product roadmap in a fast-paced, fully distributed environment. Ideal for an experienced engineer passionate about user experience, scalability, and high-impact product development. 🗂️ Requirements: Proven experience building and scaling iOS applications with large user bases, Strong proficiency in Swift, Hands-on experience with SwiftUI, Experience with multithreading programming, Experience working with CI/CD infrastructure, Experience using Fastlane, Strong understanding and application of SOLID principles, Experience with Git and Git strategies, Ability to maintain and enhance complex app architectures, Experience shipping production-level iOS code 📃 Skills: Swift, SwiftUI, Multithreading, CI/CD, Fastlane, Git, SOLID, iOS 🏢 Description: Overview With the growth of our iOS app, ranked #18 in the Productivity category on the App Store and recognized with Apple’s 2025 Design Award for Inclusivity, we are looking for a Senior iOS Engineer to support our expanding user base and work on new, impactful projects. This is a key role for someone who thinks strategically, thrives in fast-paced environments, and is passionate about building outstanding user experiences. We are a flat organization where leadership is demonstrated through strong technical skills and consistent, fast delivery. Work ethic, communication skills, and a drive for excellence are essential. Our interview process includes several technical interviews and is typically completed within one week. What You'll Do - Lead key engineering and product decisions - Actively ship production code for the iOS app - Work within a dedicated product team - Participate in product discussions and shape the roadmap - Maintain and enhance a complex existing app architecture An Ideal Candidate Should Have - Experience working on products that scaled to a large user base - Track record of building products from inception to meaningful traction - Responsibility for engineering ownership of products - Strong customer focus and commitment to user experience - Product-oriented mindset and ability to guide cross-functional teams - Ability to work quickly and prioritize effectively - Strong focus and ability to work effectively in a remote, high-growth environment - Technical skills in Swift and SwiftUI Technical Requirements - Swift programming language - SwiftUI experience - Experience in multithreading programming - Experience working with CI/CD infrastructure - Experience with Fastlane - Strong understanding of SOLID principles and ability to apply them consistently - Experience with Git and understanding of Git strategies What We Offer - Fast-growing environment with opportunity to shape the product and company - Entrepreneurial team that supports risk-taking and initiative - Opportunity to make a significant impact in a transformative industry - Competitive salary, bonus, and stock options depending on experience - Collaborative and asynchronous work culture - Work on a product used by millions of people worldwide - Opportunity to contribute to the intersection of Artificial Intelligence and Audio

🏢 Summary: Senior iOS Engineer role focused on leading the end-to-end development of an AI-driven healthcare mobile application evolving into a full healthcare management platform. The position offers high ownership over mobile architecture, close collaboration with product, and responsibility for building secure, production-ready Swift features in a small, fast-moving team. It emphasizes pragmatic delivery, performance, usability, and security in a real-world healthcare environment. 🗂️ Requirements: Senior-level experience in software engineering, Strong expertise in native iOS development, Proficiency in Swift, Solid understanding of software architecture, Solid understanding of system design principles, Ability to deliver high-quality solutions pragmatically and quickly, Experience implementing secure coding practices 📃 Skills: Swift, iOS, Firebase, AI, Mobile, Security 🏢 Description: We’re building a next-generation AI-driven healthcare application and evolving it into a full-scale healthcare management platform. The focus is simple: ship meaningful features fast, keep things secure, and build software that actually solves real-world problems in healthcare—not theoretical architecture diagrams. We’re looking for a Senior iOS Engineer (Swift) who wants ownership, impact, and close collaboration with product in a small, highly focused team. What you’ll be doing You’ll take a leading role in shaping and delivering our iOS application end-to-end. This isn’t a “just implement tickets” role—you’ll own the mobile experience and help define how it evolves. Own the implementation and ongoing development of the iOS app Build practical, production-ready features in Swift with a strong focus on performance and usability Design architecture that is clean, adaptable, and avoids unnecessary complexity Work closely with product teams to translate ideas into working solutions quickly Ensure security best practices are embedded into everything you build, including vulnerability awareness and mitigation Help evolve the app as it grows into a broader healthcare platform What we’re looking for Must-haves: Experience as a Senior Software Engineer (or equivalent hands-on senior role) Strong expertise in native iOS development using Swift Solid understanding of software architecture and system design principles Ability to balance engineering quality with fast, pragmatic delivery Nice-to-haves: Startup experience where you’ve worn multiple hats Familiarity with Firebase or similar mobile backend tools Exposure to regulated environments (healthcare, finance, etc.) Experience with AI-native mobile features or growth-focused mobile products Why this role is interesting You’ll work on a real AI healthcare product with real-world impact Small, focused 5-person engineering team —no bureaucracy Direct collaboration with product (fast decisions, tight feedback loops) High ownership and autonomy over mobile architecture and delivery Remote-first and flexible working setup Opportunity to shape a platform from early-stage to scale

🏢 Summary: Senior iOS Software Engineer role focused on designing, developing, and maintaining advanced iOS applications using Swift and SwiftUI in a collaborative Agile environment. The position involves technical leadership, architectural decision-making, performance optimization, API integration, and mentoring junior developers. On-site work is required 2–3 days per week for a full-time engagement between July and December 2026. 🗂️ Requirements: Expertise in SwiftUI, Advanced Swift programming skills, Experience with Objective-C, Knowledge of MVVM, VIPER, or Clean Architecture, Experience with iOS SDK frameworks, Experience with UIKit, Experience with Core Data, Experience with Core Animation, Experience with Core Graphics, Performance optimization and memory management skills, Experience with RESTful APIs and JSON parsing, Debugging and troubleshooting in Xcode, Unit testing experience, Knowledge of DevOps practices, Experience with Agile/Scrum, Ability to mentor junior developers, Strong collaboration and communication skills 📃 Skills: Swift, SwiftUI, Objective-C, MVVM, VIPER, UIKit, CoreData, CoreAnimation, CoreGraphics, REST, JSON, Xcode, iOS, DevOps, Scrum, Agile 🏢 Description: Period from: 2026-07-31 Period to: 2026-12-31 Utilization: 100 % Location: On-site 2-3 days a week Job description: As a Senior Software Engineer (iOS) you will be in the centre of the action where product meets business. You will be working closely with Product Managers, Engineering Managers, development teams and other stakeholders, helping to develop the product for iOS as per the business requirement without compromising on the industry best coding practices. Knowledge : Swift, Objective-C, SwiftUI, Architecture & Design patterns, Unit Testing, DevOps, Performance Optimisation Responsibilities: Lead the design, development, and maintenance of advanced iOS applications using Swift and SwiftUI. Drive technical decision-making, provide architectural guidance, and ensure the implementation of best practices. Collaborate closely with product managers, designers, and other developers to define project requirements and deliver innovative features. Mentor and provide technical guidance to junior developers, fostering their growth and skill development. Conduct code reviews, offer constructive feedback, and ensure adherence to coding standards and best practices. Identify and resolve complex technical issues, including performance optimization, memory management, and concurrency challenges. Stay up to date with the latest advancements in iOS development, evaluate new tools and frameworks, and promote their adoption when appropriate. Work closely with backend developers to integrate mobile applications with server-side systems and APIs. Collaborate with quality assurance teams to ensure thorough testing and deployment of mobile applications. Participate in Agile/Scrum development processes, contribute to sprint planning, and provide accurate estimations for project timelines. Stay informed about industry trends and emerging technologies, and share knowledge and insights with the team. Requirements: Expertise in SwiftUI: Extensive experience and deep understanding of SwiftUI, including its core concepts, declarative syntax, and component-based architecture. As a senior developer, you should be able to leverage SwiftUI's advanced features, handle complex UI requirements, and provide guidance to junior developers. Swift Programming: Mastery of the Swift programming language, including its latest features and best practices. Senior developers should be able to write clean, efficient, and maintainable code, and provide mentorship to junior team members on Swift-related topics. Architecture and Design Patterns: Proficiency in software architecture and design patterns, such as MVVM, VIPER, or Clean Architecture, is crucial. Senior developers should be able to make informed decisions on architectural choices, design scalable and modular solutions, and ensure code quality and maintainability. iOS Frameworks and APIs: In-depth knowledge of the iOS SDK, including various frameworks and APIs provided by Apple. Strong familiarity with foundational frameworks like UIKit, Core Data, Core Animation, and Core Graphics is important, as well as an understanding of how to integrate them effectively with SwiftUI. Advanced User Interface Design: Expertise in user interface design principles and a keen eye for detail. As a senior developer, you should be able to collaborate closely with designers, provide valuable feedback, and ensure the implementation of pixel-perfect and intuitive user interfaces. Performance Optimization: Ability to optimize application performance by identifying and addressing bottlenecks, reducing memory footprint, and improving rendering efficiency. Proficiency in tools like Instruments for performance analysis and optimization is highly valuable. Networking and API Integration: Extensive experience working with RESTful APIs, handling asynchronous network requests, parsing JSON responses, and implementing robust error handling and authentication mechanisms. Senior developers should have a deep understanding of networking concepts and practices. Debugging and Troubleshooting: Strong debugging skills to identify and resolve complex issues. Proficiency in using debugging tools, such as XCode’s debugger and console, and the ability to analyze crash logs and system logs are important for troubleshooting and resolving critical issues. Team Leadership and Mentorship: Strong leadership skills to guide and mentor junior developers, provide technical direction, and foster a collaborative and productive team environment. Senior developers should be able to facilitate knowledge sharing, conduct code reviews, and provide constructive feedback. Communication and Collaboration: Excellent communication skills, both written and verbal, to effectively communicate ideas, technical concepts, and project requirements. The ability to collaborate with cross-functional teams, including designers, product managers, and backend developers, is crucial for successful project delivery. Continuous Learning and Adaptability: A passion for learning and staying up-to-date with the latest iOS and SwiftUI advancements. As a senior developer, you should actively seek out new technologies, trends, and best practices, and be adaptable to evolving project requirements and technologies.

🏢 Summary: Senior iOS Developer responsible for the full software lifecycle of an iOS app, from concept to App Store rollout. The role includes feature development with Swift and SwiftUI, architectural responsibility, CI/CD pipeline maintenance, and release management. Collaboration with cross-functional teams and ensuring security, compliance, and high code quality are key aspects of the position. 🗂️ Requirements: Mehrjährige Berufserfahrung als iOS Entwickler (Senior Level), Sehr gute Kenntnisse in Swift, Sehr gute Kenntnisse im iOS SDK, Erfahrung mit modernen iOS-Architekturen, Praktische Erfahrung mit SwiftUI, Erfahrung mit Git und gängigen Entwicklungs-Workflows, Fundierte Kenntnisse im Testing, Erfahrung mit agilen Methoden (Scrum oder Kanban), Sehr gute Kommunikationskenntnisse in Deutsch oder Englisch 📃 Skills: Swift, SwiftUI, iOS, iOSSDK, Git, CI/CD, Xcode, Jenkins, GitLab, Fastlane, Testing, Scrum, Kanban, Kotlin, Jetpack, Android 🏢 Description: Wir, die emagine GmbH, suchen für unsere Business Unit Insurance einen Senior iOS Entwickler (m/w/d). Sie verantworten den kompletten Software-Lifecycle - von der Idee bis zum Rollout im App Store. Aufgaben Konzeption und Entwicklung von Features für die iOS App mit Swift und SwiftUI Technische Verantwortung für Teilbereiche der App (Architektur, Code-Qualität, Performance) Aktive Mitarbeit im gesamten Entwicklungsprozess Analyse von Anforderungen und technischer Lösungsentwurf Aufwandsschätzungen und Unterstützung des Product Owners bei Planung und Priorisierung Umsetzung, Testing und Dokumentation Durchführung von Code Reviews, Pair Programming und Coaching weniger erfahrener Entwickler:innen Mitgestaltung und Pflege unserer CI/CD-Pipelines (z. B. Xcode Cloud, Jenkins, GitLab CI, Fastlane – je nach Stack) Vorbereitung und Durchführung von App-Store-Releases (Build-Management, Provisioning Profiles, Release Notes, Rollout-Strategie) Enge Zusammenarbeit mit: Product Owner UX/UI Backend- und QA-Teams weiteren Stakeholdern (z. B. Betrieb, Security, Legal) Sicherstellung von Security-, Datenschutz- und Compliance-Anforderungen in der App Aktives Einbringen von Best Practices, neuen Technologien und Verbesserungen in Architektur, Build-Prozess und Teamprozesse Skillset Must-have Mehrjährige Berufserfahrung als iOS Entwickler (Senior Level) Sehr gute Kenntnisse in Swift und dem iOS SDK Erfahrung mit modernen iOS-Architekturen Praktische Erfahrung mit SwiftUI Routiniert im Umgang mit Git und gängigen Entwicklungs-Workflows (Feature Branches, Pull/Merge Requests, Code Review) Fundierte Kenntnisse im Bereich Testing Agile Arbeitsweise (Scrum / Kanban) und Routine in der Arbeit in einem cross-funktionalen Team Sehr gute Kommunikationsfähigkeit in Deutsch oder Englisch (idealerweise Deutsch), klar und lösungsorientiert Hohes Qualitätsbewusstsein, Verantwortungsübernahme und eine proaktive, selbstständige Arbeitsweise Nice-to-have Erfahrung in der Android Entwicklung mit Kotlin und Jetpack Compose Erfahrung im Finanz- / Versicherungsumfeld oder anderen regulierten Branchen Erfahrung mit Security-Themen in Mobile Apps Rahmenbedingungen Start: asap (bis spätestens 15.07.2026) Laufzeit: Oktober 2026 + Option auf Verlängerung Einsatzort: Köln (2 Tage Onsite) / Remote (3 Tage)

🏢 Summary: Senior iOS Engineer role focused on designing, building, and maintaining high-quality, production-grade iOS applications for a large-scale global e-commerce platform. The position involves working with modern iOS technologies and architectures, contributing to code quality, and collaborating with cross-functional teams to deliver scalable mobile solutions. 🗂️ Requirements: 5+ years of commercial iOS development, Experience delivering and maintaining production-grade iOS applications, Strong knowledge of Swift, SwiftUI, and UIKit, Understanding of modern iOS architectures (MVVM, TCA, VIPER), Hands-on experience with Combine and reactive programming, Experience with Swift structured concurrency (async/await), Experience integrating RESTful APIs and GraphQL, Experience with iOS dependency management tools (SPM, CocoaPods, Carthage), Familiarity with CI/CD pipelines, Ability to build adaptive, high-quality user interfaces 📃 Skills: iOS, Swift, SwiftUI, UIKit, MVVM, TCA, VIPER, Combine, AsyncAwait, REST, GraphQL, SPM, CocoaPods, Carthage, CICD 🏢 Description: We are looking for a Senior iOS Engineer to join our team in Poland. Our customer is an American global commerce leader based in California, one of the most popular and successful e-commerce websites on the Internet. It provides inspiring services by connecting millions of users in more than 190 markets around the world. Main Responsibilities: Design, build, and maintain efficient, reusable, and reliable code Communicate with multi-functional teams to streamline the workflow Suggest technical and functional improvements to add value to the product Conduct design reviews and code reviews to maintain high quality Identify UI problems and bugs and devise efficient solutions Requirements: 5+ years of commercial iOS development Proven ability to deliver and maintain production-grade iOS applications Strong problem-solving skills and understanding of modern iOS development practices Excellent knowledge of Swift , SwiftUI , and UIKit Solid understanding of modern iOS architectures ( MVVM, TCA, VIPER ) Hands-on knowledge of Combine and reactive programming Good understanding of Swift structured concurrency (async/await) Working knowledge of RESTful APIs and GraphQL Strong skills in building adaptive and high-quality user interfaces Familiarity with iOS dependency management tools ( SPM, CocoaPods, Carthage ) Familiarity with CI/CD tools and pipelines Nice to Have: Knowledge of large-scale or high-traffic consumer mobile applications Familiarity with performance monitoring, profiling, and optimization of iOS apps Knowledge of designing and maintaining shared, modularized codebases Familiarity with building and maintaining internal frameworks, libraries, or SDKs Exposure to E2E testing strategies and improving test reliability We offer: Flexible working format - remote, office-based or flexible A competitive salary Personalized career growth Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings

🏢 Summary: Senior Mobile Engineer role focused on designing and delivering high-quality, scalable mobile applications for both iOS and Android in an international project. The position involves contributing to architecture decisions, ensuring performance and security, and maintaining code quality through best practices and testing. 🗂️ Requirements: 7+ years of mobile development experience, Strong experience with iOS development using Swift, Strong experience with Android development using Kotlin, Solid understanding of MVVM or Clean Architecture, Experience integrating RESTful APIs, Knowledge of mobile performance, scalability, and security best practices, Experience working with Agile methodologies (Scrum or Kanban) 📃 Skills: Swift, Kotlin, iOS, Android, MVVM, CleanArchitecture, REST, Performance, Scalability, Security, Agile, Scrum, Kanban 🏢 Description: We are looking for a Senior Mobile Engineer with strong experience in both iOS (Swift) and Android (Kotlin) to join an international project focused on building high-quality mobile applications. Main Responsibilities: Design, develop, and maintain mobile applications for both iOS and Android platforms Contribute to the architecture and technical decisions of mobile solutions Build scalable, high-performance, and user-focused applications Collaborate closely with Product Managers, Designers, and other Engineers Ensure code quality through best practices, code reviews, and testing Troubleshoot, debug, and optimize application performance Key Requirements: 7+ years of experience in mobile development Strong hands-on experience with: iOS (Swift) Android (Kotlin) Solid understanding of mobile architectures (e.g., MVVM, Clean Architecture) Experience integrating RESTful APIs Knowledge of mobile performance, scalability, and security best practices Experience with Agile methodologies (Scrum/Kanban) Strong problem-solving skills and attention to detail Good communication skills in English Nice to Have: Experience with cross-platform solutions (e.g., Kotlin Multiplatform, Flutter, React Native) Familiarity with CI/CD pipelines for mobile applications Experience with automated testing (unit/UI) Knowledge of mobile app distribution processes (App Store / Google Play)