Senior iOS Engineer (Kotlin Multiplatform)

🏢 Summary: Senior Android Engineer role in a greenfield product team building a large-scale banking application using Kotlin Multiplatform and Compose Multiplatform. The position focuses on developing shared UI and business logic, owning Android-specific integrations, and shaping architecture and engineering standards from the ground up. Strong emphasis on high-quality delivery, CI/CD practices, and daily use of AI-assisted development tools. 🗂️ Requirements: Minimum 5 years of native Android development experience, Expert-level proficiency in Kotlin, Strong experience with Jetpack Compose, Hands-on production experience with Kotlin Multiplatform (KMP), Experience with Compose Multiplatform, Deep understanding of MVVM, MVI, Clean Architecture, Experience building and maintaining Design Systems in Compose, Strong knowledge of Android platform specifics (lifecycle, permissions, notifications, Play Store), Experience with testing frameworks (JUnit, MockK, Compose UI testing), Experience with mobile CI/CD tools (GitHub Actions, Bitrise, Fastlane), Daily professional use of AI-assisted development tools (Claude Code, Cursor, GitHub Copilot) 📃 Skills: Kotlin, Android, KMP, Compose, MVVM, MVI, CleanArchitecture, JUnit, MockK, GitHubActions, Bitrise, Fastlane, Claude, Cursor, Copilot 🏢 Description: Hi, nice you are here! 😊 Embrace change with Efigence! We are a technology company established in 1995, where people are a priority. A team of over 150 technology enthusiasts allowed us to implement hundreds of projects in the banking, insurance, e-commerce and other sectors. Many of them have gained recognition by winning awards in prestigious competitions. We are building a new, dedicated product team for a large-scale banking application and looking for a Senior Android Engineer to join from the ground up. This is a greenfield team setup - you will have direct influence on how the team works, what standards it follows, and how the product evolves. The application is built entirely on Kotlin Multiplatform (KMP) with Compose Multiplatform for shared UI across Android and iOS. We need people who work with agility - who thrive in short iterations, understand what they are building and why, and take ownership of delivering high-quality solutions end-to-end. Your Android expertise will be essential for platform-specific integrations and performance, but equally important is your ability to think in product terms: understanding user needs, challenging requirements, and proposing better approaches. Proficient, daily use of Agentic Engineering tools (Claude Code, Cursor) is a core expectation. Your Responsibilities: 🔹Design, develop, and maintain shared UI components and screens using Compose Multiplatform 🔹Contribute to shared business logic layer using Kotlin Multiplatform 🔹Own Android-specific platform integrations (permissions, notifications, biometrics, deep linking, app lifecycle) 🔹Build, extend, and maintain Design System components in Compose Multiplatform — ensure consistency, reusability, and alignment with design specifications across the product 🔹Participate actively in product discovery and sprint ceremonies — understand the why behind every feature, challenge assumptions, and propose better solutions 🔹Deliver working software in short iterations with high quality — own your work from concept through production 🔹Collaborate on architecture decisions and help establish best practices for the KMP/CMP codebase 🔹Write clean, testable, and well-documented code following Clean Architecture principles 🔹Conduct thorough code reviews focused on quality, consistency, and shared standards 🔹Collaborate closely with iOS engineers, backend teams, QA, product managers, and designers in a cross-functional product team 🔹Continuously improve development processes, tools, and CI/CD pipelines 🔹Leverage Agentic Engineering tools (Claude Code, Cursor, GitHub Copilot) daily for code generation, refactoring, test writing, and architectural exploration Who Are We Looking For? ✅Minimum 5 years of professional experience in native Android development ✅Expert-level proficiency in Kotlin ✅Strong experience with Jetpack Compose and Compose Multiplatform ✅Hands-on experience with Kotlin Multiplatform (KMP) in production environments ✅Deep understanding of architecture patterns: MVVM, MVI, Clean Architecture ✅Experience working with and contributing to a Design System — building reusable UI components, maintaining component libraries, ensuring design-to-code fidelity ✅Proven ability to work in agile, cross-functional product teams — short iterations, continuous delivery, close collaboration with product and design ✅Strong knowledge of Android platform specifics: lifecycle, permissions, notifications, Play Store distribution ✅Solid experience with testing frameworks (JUnit, MockK, Compose UI testing) ✅Proficiency with CI/CD tools and processes for mobile applications (GitHub Actions, Bitrise, Fastlane) ✅Proficient, daily use of AI-assisted development tools (Claude Code, Cursor, GitHub Copilot) — ability to write effective prompts, critically verify AI outputs, and integrate these tools into standard engineering workflows ✅Product thinking — demonstrated ability to understand business context, user needs, and communicate technical trade-offs to non-technical stakeholders ✅Fluency in Polish and English (written and spoken) ✅Availability for occasional on-site sessions in Warsaw (workshops, kickoffs, planning events) ✅Ownership mindset — responsible for outcomes, not just tasks, with a proactive, can-do approach to problem-solving ✅Clear communicator and collaborative team player, comfortable working in a new and evolving team ✅Growth mindset with continuous learning and openness to experimenting with AI tools and sharing best practices Nice to Have: ✅Experience in fintech or banking sector ✅Knowledge of security best practices for financial applications ✅Experience with iOS platform specifics (helpful for shared UI debugging) ✅Experience with feature flags and A/B testing frameworks ✅Familiarity with Ktor (client and/or server-side) ✅Contributions to open-source projects ✅Experience working at scale (large user base, complex systems) ✅Experience joining or building a team from scratch What Can You Expect from Us? 🌍Fixed-term contract – with the possibility of extension 🌍Career & Development – Trainings, workshops, and collaboration with top industry experts 🌍Exciting Challenges – Work with leading financial market brands and award-winning projects 🌍Supportive Team – Knowledge sharing during Wednesday Wisdom meetings & tech breakfasts 🌍Autonomy & Innovation – We welcome your ideas and initiatives 🌍Stable Collaboration – Clear, transparent B2B agreements in line with current regulations, ensuring mutual trust and predictability 🌍Work-Life Balance – Flexible working hours and a culture that values personal time 🌍Hybrid or Remote Work Model – It’s up to you 🌍Perks & Benefits – Private medical care, Multisport card, English lessons, training budget, and more 🌍Trust & Transparency – Open communication and a culture of feedback Join us as a Senior Android Engineer (Kotlin Multiplatform) and help shape cutting-edge cross-platform solutions while working in a collaborative, growth-focused team!

🏢 Summary: Senior/Lead Mobile Developer role focused on leading the design and development of advanced iOS and Android applications using Swift and Kotlin. The position involves architecting scalable mobile solutions, ensuring high code quality, and driving best practices across the development lifecycle. You will also provide technical leadership while delivering secure, high-performance mobile applications. 🗂️ Requirements: 3+ years experience with Swift for iOS development, 3+ years experience with Kotlin for Android development, Experience leading or mentoring development teams, Experience with RESTful APIs and backend integration, Experience with third-party libraries, Experience with CI/CD pipelines, Experience with automated testing, Experience with deployment processes, Knowledge of mobile architecture best practices, Experience with performance optimization and debugging, Knowledge of mobile security best practices 📃 Skills: Swift, Kotlin, iOS, Android, REST, CICD, APIs, AutomatedTesting, Deployment, Architecture, Security, Libraries, Backend 🏢 Description: We are looking for a highly skilled Senior/Lead Mobile Developer with deep expertise in Swift/Kotlin to join our mobile development team. In this role, you will lead the design, development, and optimization of cutting-edge applications, ensuring best practices in architecture, code quality, and user experience. You will mentor junior developers, collaborate with cross-functional teams, and play a key role in shaping our mobile strategy. Responsibilities Lead the design, development, and deployment of advanced iOS and Android applications using Swift and/or Kotlin Architect robust, scalable, and maintainable codebases, ensuring adherence to best practices and coding standards Collaborate with product managers, designers, and backend engineers to deliver seamless user experiences Mentor and guide junior developers, conducting code reviews and providing technical leadership Stay up-to-date with the latest iOS/Android trends, technologies, and best practices Troubleshoot, debug, and optimize application performance Ensure the security and privacy of user data in compliance with industry standards Requirements Extensive experience developing iOS applications with Swift (3+ years) Extensive experience developing Android applications with Kotlin (3+ years) Proven track record of leading or mentoring development teams Experience with RESTful APIs, third-party libraries, and integration of backend services Familiarity with CI/CD pipelines, automated testing, and deployment processes Good work ethic and strong sense of ownership of the end result Excellent verbal and written communication skills, B2 level of English We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 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: Opportunity to lead the development of a cross-platform mobile app built with Kotlin Multiplatform for Android and iOS, taking full ownership of architecture, shared components, and UI/UX patterns. The role involves close collaboration with backend and design teams to deliver scalable, high-performance mobile experiences. You will shape the technical foundations of the product as part of the founding engineering team. 🗂️ Requirements: 4+ years of Android development experience, Strong proficiency in Kotlin, Production experience with Jetpack Compose, Hands-on experience with Kotlin Multiplatform, Experience with mobile architecture patterns (MVI or MVVM), Experience designing mobile app architecture, Experience integrating mobile apps with backend APIs 📃 Skills: Kotlin, Android, iOS, Jetpack, Compose, KotlinMultiplatform, MVI, MVVM, REST, API 🏢 Description: About the company We are a new AI startup, recently funded, creating the next generation of digital experiences for collectibles and trading cards, like game cards, sports cards, and more. The company was started by two experienced entrepreneurs who have built and grown successful companies before, including a gaming unicorn. We are now forming our founding engineering team. This team will help shape the product, company culture, and engineering standards. We use modern tools, LLM-assisted development, automation, and fast iteration. We are looking for smart and motivated engineers who enjoy working with less guidance, more ownership, and some uncertainty. Most of our work happens on-site. About the role You will take full responsibility for our mobile app, built with Kotlin Multiplatform for both Android and iOS. You will help design the app’s architecture, set UI/UX patterns, and work closely with backend and design teams. What you’ll do Build the main app in Kotlin Multiplatform for Android and iOS Set up clean architecture patterns and shared components across platforms Work with backend to create mobile-friendly APIs and data structures Collaborate with design to make smooth, polished, and fast user experiences Who you are 4+ years of Android development experience, strong in Kotlin Experience with Jetpack Compose in production or serious side projects Experience with Kotlin Multiplatform Comfortable with client architecture patterns (MVI, MVVM, etc.) Take ownership and have a good product sense Enjoy creating UI experiences with care, speed, and quality What it’s like to work here High ownership, low bureaucracy Chance to shape company culture and the codebase from the start Work directly with founders and product team Competitive salary and meaningful equity Fast-paced environment, no silos, no drama

🏢 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: Long-term remote opportunity for a Senior Native Mobile Engineer to design, build, and optimize enterprise mobile applications across iOS and Android using SwiftUI and Kotlin. The role focuses on clean architecture, API integration, performance tuning, and delivering high-quality user experiences in collaboration with German stakeholders. Contracts are renewed in stable 3-month cycles with full-time allocation. 🗂️ Requirements: Strong commercial experience in native iOS development (Swift, SwiftUI), Strong commercial experience in native Android development (Kotlin), Experience with modern mobile architecture patterns (MVVM, MVI), Experience integrating RESTful APIs, Knowledge of App Store Connect and Google Play Console, Experience with Git workflows, Experience with automated testing frameworks, Experience with CI/CD pipelines for mobile, German language proficiency minimum B2 level 📃 Skills: Swift, SwiftUI, Kotlin, MVVM, MVI, REST, Git, CI/CD, AppStoreConnect, GooglePlayConsole 🏢 Description: co.brick talents — powered by AI, powered by people. Join a long-term enterprise development team as a Senior Native Mobile Engineer to build, scale, and optimize core mobile applications. This role requires an engineer capable of working cross-platform across native environments using SwiftUI for iOS and Kotlin for Android. You will play a central role in delivering smooth user experiences, maintaining high code quality, and aligning directly with team leads and client stakeholders based in Germany. Details Start Date: October 1, 2026. Duration: Long-term project (contracts renewed in stable 3-month cycles). Allocation: 0.75 FTE / 1.0 FTE Rate: 160-200 PLN net / hour. Work Model: 100% Remote (with occasional meetings on-site at the client’s office in Hamburg). Language Requirement: German at a minimum B2 level (C1 preferred) for daily engineering and business communication. Responsibilities Native Development: Design, build, and maintain robust native mobile applications using SwiftUI (iOS) and Kotlin (Android). Clean Architecture: Write clean, modular, and easily testable code while implementing modern mobile architecture patterns (e.g., MVVM, MVI). API Integration: Connect mobile frontends with secure backend RESTful APIs and real-time data streams. UI/UX Excellence: Implement fluid animations, responsive layouts, and modern components according to design specifications. Performance Tuning: Monitor, debug, and optimize application rendering speeds, memory usage, and battery consumption profiles. Requirements Native Platform Mastery: Strong commercial track record in native iOS development ( Swift / SwiftUI ) and native Android development ( Kotlin ). Ecosystem Knowledge: Solid understanding of platform-specific deployment workflows, App Store Connect, and Google Play Console environments. Software Engineering Principles: Experience with Git workflows, automated testing frameworks, and continuous integration (CI/CD) pipelines for mobile. Soft Skills: Highly autonomous mindset, comfortable aligning directly with international clients, and strong team-player capabilities.

🏢 Summary: Senior iOS Engineer role focused on designing, developing, and maintaining scalable, high-performance iOS applications using modern architectures and best practices. The position involves leading technical decisions, integrating backend services, and ensuring mobile app quality, security, and performance. Hybrid work model with one day per week in the Kraków office. 🗂️ Requirements: Extensive experience developing production-grade iOS applications, Expert knowledge of Swift, SwiftUI, UIKit, Xcode, Experience with scalable mobile architectures (TCA, Redux, MVI), Experience integrating RESTful APIs and GraphQL services, Knowledge of mobile security best practices, Knowledge of performance optimisation techniques, Experience with unit and UI testing, Experience with CI/CD pipelines and release management, Ability to lead code reviews and mentor developers, Fluent English (written and spoken) 📃 Skills: Swift, SwiftUI, UIKit, Xcode, TCA, Redux, MVI, REST, GraphQL, Kotlin, CI/CD, UnitTesting, UITesting, Security, Accessibility, PerformanceOptimisation 🏢 Description: Senior Software Engineer (iOS) (Hybrid/Kraków – 1 day per week in the office) We’re Kingfisher, a team made up of over 74,000 passionate people who bring Kingfisher - and all our other brands: Castorama, B&Q, Screwfix, Brico Dépôt and Koçtaş - to life. That’s right, we’re big, but we have ambitions to become even bigger and even better. We want to become the leading home improvement company and grow the largest community of home improvers in the world. And that’s where you come in. At Kingfisher, our customers come from all walks of life, and so do we. We want to ensure that all colleagues, future colleagues, and applicants to Kingfisher are treated equally regardless of age, gender, marital or civil partnership status, colour, ethnic or national origin, culture, religious belief, philosophical belief, political opinion, disability, gender identity, gender expression or sexual orientation. We are open to flexible and agile working. Therefore, we offer colleagues a blend of working from home and our office, located in Kraków. Talk to us about how we can best support you! At Kingfisher, we value the perspectives that any new team members bring, and we want to hear from you. We encourage you to apply for one of our roles, even if you do not feel you meet 100% of the requirements. In return, we offer an inclusive environment, where what you can achieve is limited only by your imagination! We encourage new ideas, actively support experimentation, and strive to build an environment where everyone can be their best self. We offer a competitive benefit package and plenty of opportunities to stretch and grow your career: 20,000 - 28,000 PLN gross per month on an employment contract Private medical healthcare at LUXMED (including dentalcare) for you and your family Medicover sports card (Fit&More package) Life insurance financed by the employer 30-minute lunch break included in the 8-hour working day Work in a highly professional and stimulating atmosphere Training & Buddy programme that will allow you to quickly adapt to your new role Wellbeing programme for employees Co-financing of monthly tickets for the public transport in Krakow Comfortable working environment in the office and the possibility of home office Language courses, accounting courses, access to LinkedIn Learning and the possibility of co-financing studies and certification Employee referral programme What's the job? About the role We are going through an exciting period of change and are looking for a motivated Senior iOS Engineer to join our Engineering team. In this role, you will be responsible for designing, developing, and maintaining high-quality iOS applications, working closely with other engineers, product managers, and designers to deliver exceptional user experiences. You will work with modern technologies, while following best practices in mobile architecture, performance, and security. If you're looking for an exciting opportunity to step out of your comfort zone and make a real impact building better software, this is the job for you! Responsibilities Lead the design, development, and delivery of scalable, high-performance iOS applications using Swift, SwiftUI, and Xcode. Drive engineering best practices by promoting clean architecture, maintainable code, and robust testing strategies (e.g. TCA, modularisation, unit/UI testing). Collaborate cross-functionally with backend engineers, product managers, designers, and stakeholders to shape technical solutions and influence product direction. Architect and oversee integrations with shared Kotlin Multiplatform business logic, RESTful APIs, GraphQL services, SDKs, and third-party platforms, ensuring reliability and scalability. Champion mobile application security, accessibility compliance, performance optimisation, and overall app quality across the development lifecycle. Lead code reviews, mentoring, refactoring initiatives, and complex troubleshooting efforts to maintain a high-quality and sustainable codebase. Support and improve CI/CD pipelines, release management, and engineering workflows to increase delivery efficiency and product stability. Stay current with emerging iOS technologies, frameworks, and industry trends, proactively introducing improvements and sharing knowledge within the team. Mentor junior and mid-level developers, providing technical guidance, feedback, and support in their professional growth. Contribute to technical decision-making, architectural planning, and long-term mobile strategy within the engineering organisation. What you'll bring Extensive professional experience developing and delivering production-grade iOS applications. Expert knowledge of Swift, SwiftUI, UIKit, and Xcode ecosystem. Strong understanding of scalable mobile architectures such as The Composable Architecture (TCA), Redux-style patterns, or MVI. Proven experience integrating RESTful APIs, GraphQL services, SDKs, and third-party platforms. Strong knowledge of mobile security, performance optimisation, and accessibility best practices. Ability to lead technical discussions, mentor developers, and drive engineering best practices. Excellent problem-solving skills, attention to detail, and strong collaboration in cross-functional teams. Excellent command of English (written and spoken). Nice to have Experience with Kotlin Multiplatform or similar approaches to sharing business logic across mobile platforms.

🏢 Summary: Full-time Senior iOS Engineer role focused on leading and developing native iOS applications for phones, tablets, and watches using Swift in the digital marketing domain. The position involves architecting, building, and optimizing scalable mobile solutions while collaborating within an Agile team. Opportunity to drive modern iOS practices and contribute to advanced mobile technologies. 🗂️ Requirements: 8+ years of software development experience, 6+ years of native iOS development experience, 1+ year of commercial SwiftUI experience, Strong knowledge of iOS architectures (MVVM, MVI, MVC, VIPER, Clean Architecture), Experience with Structured Concurrency (async/await, actors), Experience with Combine or RxSwift, Experience building and maintaining iOS application architecture, Proficiency with Swift and Xcode, Experience with Git-based workflows, Experience writing unit tests using XCTest, Upper-intermediate English level 📃 Skills: Swift, SwiftUI, Objective-C, Combine, RxSwift, MVVM, MVI, MVC, VIPER, CleanArchitecture, Xcode, XCTest, Git, GitHub, JIRA, Confluence, iOS, async/await, Actors 🏢 Description: Svitla Systems Inc. is looking for a Senior iOS Engineer for a full-time position (40 hours per week) in Poland. Our client is an online marketing company. About the role: a dynamic, vibrant work environment as we pioneer innovative technologies in the digital marketing landscape. The mobile team is currently seeking a talented Senior iOS Developer to play a key role in leading and developing captivating applications for phones, tablets, and watches using Swift. It is an exciting opportunity to contribute to the forefront of mobile technology in the digital marketing sector. Overlap till 20:00 CET. Requirements 8+ years of experience in software development. 6+ years of experience focused on native iOS applications. 1+ year of commercial experience with SwiftUI. Strong understanding of iOS architectures (SwiftUI, Combine, MVVM, MVI) or alternatives like MVC, VIPER, Clean Architecture, with a willingness to adapt. Familiarity with Structured Concurrency (async await, actors). Knowledge of Combine/RxSwift, ideally with both technologies; experience with either will also work. Familiarity with Apple’s Human Interface Guidelines (HIG) is preferred. Understanding of iOS application architecture and its implementation. Upper-intermediate level of English and higher. Ability to lead as part of a highly collaborative Agile team Strong collaboration and influence skills. Ability to articulate engineering design strategies related to scalability, performance, security, usability, and development platforms. Strong focus on team effectiveness, results, and customer success. Self-motivated individual who proactively identifies team bottlenecks and works with the team to resolve them. Passionate about technology and staying up to date on industry trends. Strong commitment to continuous improvement for self and team. Ability to contribute to Open Source projects. A Bachelor's degree in Computer Science or a related field is preferred. Nice to have 1+ years of Objective-C experience is a plus. Experience with unit testing and test-driven development. Experience in the development of SaaS products. Experience in developing SaaS products. Responsibilities Work closely with the product manager, UX designer, and peer engineers to understand the business and technical requirements of tasks as a mobile iOS developer. During daily standup sessions, sprint planning meetings, and retrospective meetings, applying agile methodologies to: Collaborate with the product manager to refine/plan backlog using the JIRA web product and set priority for the user stories; Record progress on tasks using the JIRA web product; Participate in sprint planning and record estimates in JIRA; Give demos of finalized work to team members and stakeholders. Work with the client's mobile team and back-end services teams to deliver software solutions for iOS devices (phones and tablets) that meet functional requirements defined during the backlog refinement sessions with the product managers, using the Swift programming language, and the Xcode development environment. Use the Swift programming language and the Xcode development environment to build iOS mobile functionality as defined in the acceptance criteria in the user story. Integrate work with the mainline of the application using the GitHub pull request process. Define and implement unit tests for the use of cases using the XCTest framework. As needed, pick up more urgent programming tasks for issues of customers in production. Collaborate with other software teams that provide back-end services used by the mobile application, bringing the knowledge of the dependent software to the mobile team and affecting the Scrum Jira backlogs of the external teams as necessary when the mobile application requires changes to the dependent software. Understand the architecture of the client's toolkit desktop application - a Web application - and its relationship to the mobile apps to participate and affect architecture discussions. Promote and nurture good team practices and career growth by participating in code reviews and pair programming. Documenting the functionality that you deliver Contribute to system and application architecture and develop prototypes Review the pull requests of peer engineers and recommend good practices in GitHub. Participate in pair programming for knowledge sharing and collaboration. Improve performance of the mobile application. Provide training to other team members. Document code where necessary, such as APIs, and keep team practices and knowledge up to date in the Confluence web product. Seek out learning opportunities like iOS, Swift UI, and mobile developer conferences and online courses. We offer US and EU projects based on advanced technologies. Competitive compensation based on skills and experience. Regular performance appraisals to support your growth. Flexibility in the workspace, either remote or in our welcoming office. Comprehensive medical insurance after one month. MultiSport card with access to 2500 sports facilities all over Poland Bonuses for recommendations of new employees. Bonuses for article writing, public talks, and other activities. 15 vacation days, 10 national holidays, 10 sick leaves, and family days off. Personalized learning program tailored to your interests and skill development. Free tech webinars and meetups organized by Svitla. Welcome and anniversary presents, gifts for children, and more. Regular corporate events and meetups. Awesome team, friendly and supportive community!

🏢 Summary: Senior iOS Developer role focused on leading the modernization of a secure, high performance mobile SDK for fraud prevention and customer authentication in financial services. The position involves defining architecture, implementing core SDK components, and establishing standards for distribution, testing, and security across multiple iOS environments. The role requires close collaboration with cross functional teams to ensure scalability, compliance, and performance optimization. 🗂️ Requirements: 8+ years of iOS development experience, Strong proficiency in Swift, Experience with Objective C interoperability, Experience building and maintaining reusable iOS SDKs or frameworks, Knowledge of XCFramework, Swift Package Manager, and CocoaPods, Understanding of static and dynamic linking, module stability, library evolution, Experience optimizing application size and performance, Knowledge of iOS security concepts including Keychain and Secure Enclave, Experience with Instruments for performance analysis, Experience with XCTest and XCUITest, Familiarity with code signing and provisioning processes 📃 Skills: Swift, Objective-C, Combine, async/await, XCFramework, SwiftPM, CocoaPods, Keychain, SecureEnclave, AppAttest, DeviceCheck, XCTest, XCUITest, Instruments, BGTaskScheduler 🏢 Description: 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 What We Offer: Vacation days : Up to 26 business days per year. 10 illness/special days off per year (fully paid, no medical papers needed) for all contract types Health and life insurance (Luxmed) MyBenefit platform with Multisport option Internal psychological support service English language classes from the first working day Access to external learning platforms : O’Reilly, LinkedIn Learning, Udemy, and a wide catalog of diverse internal training Flexible workplace : work from the office, from home, or choose a hybrid option Tech Skills Mentoring Program Opportunities to develop as a public speaker, mentor, or technical interviewer Fully paid idle (bench) when not involved in a project Certification reimbursement (AWS, GCP, Microsoft, etc.)

🏢 Summary: Senior iOS Developer role focused on designing and implementing advanced mobile applications across healthcare, banking, media, and other industries. The position involves building new features in Swift, maintaining CI/CD pipelines, ensuring code quality, and collaborating on scalable architectures. The offer includes personalized project matching, professional development plans, and dedicated training support. 🗂️ Requirements: Minimum 5 years of experience in iOS mobile application development, Expertise in Swift and Xcode, Proficiency with SwiftUI, UIKit, CocoaPods, SPM or Carthage, Knowledge of Clean Swift, MVVM and MVC architectural patterns, Understanding of UI design patterns and principles, Advanced spoken and written English, Fluent Polish, Residence in Poland 📃 Skills: Swift, Xcode, SwiftUI, UIKit, CocoaPods, SPM, Carthage, CI/CD, CleanSwift, MVVM, MVC, iOS 🏢 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 What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!