Senior iOS Engineer

🏢 Summary: B2B contract for a Senior Android Engineer to develop and maintain high‑impact mobile applications for a leading European media and entertainment provider. The role focuses on building scalable Android solutions for live sports, fan engagement and premium content platforms used by millions of users. It is a 6‑month remote project (with possible extension) starting ASAP. 🗂️ Requirements: Strong experience with Kotlin, Commercial experience with Jetpack Compose, Experience building responsive UIs for phones and tablets, Experience developing and maintaining mobile backend services, Knowledge of SOLID principles and mobile architecture patterns, Experience with Dagger or Hilt for Dependency Injection, Experience with Kotlin Coroutines, Experience with AndroidX Architecture Components, Experience with modular Android development, Experience with Firebase SDKs, Experience with CI/CD pipelines, Experience with observability and performance monitoring, Experience with Unit Testing and UI Testing, Proficiency with Git workflows, Practical experience working in Agile environments 📃 Skills: Kotlin, JetpackCompose, Android, AndroidX, Coroutines, RxJava, Dagger, Hilt, Firebase, Git, CI/CD, UnitTesting, UITesting, SOLID, Agile 🏢 Description: Project details: Role: Senior Android Engineer Duration: 6 months (with the possibility of further extension), Start: ASAP, the kick-off of the project is planned for April 2026, Contract: B2B, Equipment: Laptop provided by the customer, Work mode: 100% remote from Poland. About our customer: Our customer is a rapidly growing international software company that specialises in delivering media and entertainment projects. It is expanding its capabilities in the areas of the Internet of Things (IoT), cloud computing and tailored artificial intelligence (AI) solutions. They collaborate with global organisations to design and implement strategic infrastructures, content workflows, and consumer-facing digital applications. This role will enable you to support their ongoing European expansion while working on a high-impact digital product used by millions. About the project: Project for Large European Media & Entertainment Provider. You will work on behalf of the customer for one of Europe's leading media and entertainment companies, an organisation known for delivering premium content, live sports, award-winning news and innovative digital products to millions of users. The client operates in a fast-paced, innovation-driven environment and is continuously evolving its digital experiences across mobile, streaming and interactive platforms. Their teams are recognised for developing cutting-edge technology solutions that prioritise customer experience and large-scale impact. Your work will focus on mobile applications related to: Live sports experiences, Fan engagement features, Premium news and content experiences. Required Skills: Strong expertise in Kotlin and Jetpack Compose, Experience building responsive UIs for phones and tablets, Experience creating and maintaining mobile backend services, Solid understanding of SOLID principles and mobile architecture patterns, Dagger/Hilt for Dependency Injection, Kotlin Coroutines (must‑have); RxJava (nice‑to‑have), AndroidX Architecture Components, Experience with modular Android app development, Familiarity with Firebase SDKs, Experience with CI/CD pipelines , observability and performance monitoring, Strong background in Unit Testing and UI Testing, Excellent Git workflows, branching and commit practices, Practical understanding of Agile principles, ceremonies, planning and estimating. Responsibilities: Lead the development and maintenance of high‑quality Android applications serving millions of users, Implement scalable features using modern Android best practices and clean architecture, Collaborate with designers, backend developers and product owners across both the consultancy and the end client, Ensure performance, reliability and exceptional user experience across diverse Android devices, Participate in architectural decision-making and contribute to platform‑wide best practices, Maintain strong test coverage and contribute to continuous integration and delivery pipelines, Contribute to monitoring, observability and performance improvements, Coach and support other engineers when needed.

🏢 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: Role focused on developing and delivering large-scale iOS applications for B2B and B2C clients across Europe. Involves designing mobile architecture, integrating with backend systems, and ensuring high quality through CI/CD and production monitoring. Includes architectural decision-making, performance optimization, and collaboration within Agile teams. 🗂️ Requirements: Minimum 4 years commercial experience in iOS development, Proven experience delivering iOS apps at scale, Expertise in TCA architecture pattern, Strong knowledge of MVVM, VIPER, MVC, Experience with REST and GraphQL APIs, Hands-on experience with CI/CD processes, Strong understanding of software engineering principles, Experience solving mobile and backend architectural challenges, Knowledge of dependency injection and SOLID principles, Experience working in Agile methodologies, Proficiency in English 📃 Skills: Swift, iOS, AWS, TypeScript, JavaScript, Kotlin, Node.js, REST, GraphQL, TCA, MVVM, VIPER, MVC, CICD, Docker, Kubernetes, Jenkins, Terraform, CircleCI, GitLabCI, Datadog, Elixir, C++, C#, Golang, Erlang, Python 🏢 Description: About the role We are seeking candidates for our client, which operates in Europe. You will be a member of a team responsible for the development and delivery of mobile iOS apps. A strong hands-on experience in delivering iOS apps to customers on a large scale, supported with CI/CD processes and production monitoring, is a requirement. Technologies we work with: Swift, iOS, AWS, Typescript, JavaScript, Kotlin, Node.js, REST/GraphQL APIs. Responsibilities Development and delivery of iOS apps for B2B and B2C clients Design software architecture between mobile apps and systems that they connect with Follow and improve the concepts of dependency injection and threading inside apps Scoping and assessing the complexity of features Continuously improve the quality and performance of mobile apps Maintaining apps on production used by consumers from several European countries Monitor and create prototypes around new technological opportunities (Apple Watch, Apple TV, macOS, etc.) Participating in sprint planning, daily sprints and meetings with product owners for grooming new features Recruiting new team members Collaborating with other team members and teams that depend on the functionalities that you develop Required qualifications Minimum of 4 years commercial work experience in building iOS apps Expertise in TCA architecture pattern Strong understanding of software engineering principles, testing, data structures and algorithms Solid hands-on experience in solving architectural problems for mobile apps and backend services Fluency in architecture and patterns: MVVM, VIPER, TCA, MVC, REST/GraphQL APIs Strong hands-on experience of CI&CD processes Understanding of OO design patterns, dependency injection, SOLID principles and Clean Code Able to work with Agile methodologies such as SCRUM and/or Kanban Good communication and collaboration skills Team player and a leading by example approach Self-motivation, proactive attitude Proficiency in English, it’s our daily business language Nice to have Experience in developing Cloud and Infrastructure solutions with AWS and CI/CD processes supported by tools like Docker, Kubernetes, Jenkins, Terraform, CircleCI, GitlabCI, Datadog, etc. Working experience with one of the object-oriented and/or functional languages such as Elixir, C++, C#, Golang, Erlang, Python, Kotlin, Node.js

🏢 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: 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: 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”).

🏢 Summary: B2B contract for a Senior Mobile Engineer to build and evolve an AI-powered healthcare app into a comprehensive healthcare management platform. The role focuses on native iOS development with contributions to Android, secure coding, and scalable architecture in close collaboration with product teams. 100% remote project in the healthcare industry with 6-month contracts and possible extensions. 🗂️ Requirements: Senior-level experience in software engineering, Strong expertise in native iOS development with Swift, Experience with native Android development using Kotlin, Solid knowledge of software architecture and system design, Experience implementing secure coding practices, Ability to conduct vulnerability assessments, Experience designing and delivering production mobile applications 📃 Skills: Swift, iOS, Kotlin, Android, Firebase, AI, Security, Architecture, SystemDesign, MobileDevelopment 🏢 Description: PROJECT INFORMATION: Industry: Healthcare Remote work: 100% FTE: 100% Project language: English Project length: 6 months contracts + prolongations. Start: ASAP / Flexible Assignment type: B2B Remuneration: up to 39 EUR/h Summary: This role involves contributing to the development of an AI-powered healthcare app and evolving it into a comprehensive healthcare management platform. The primary goal is to deliver tangible solutions efficiently while ensuring collaboration with product teams and implementing best security practices. Responsibilities: * Take responsibility for mobile application implementation. * Design and implement practical applications while avoiding over-engineering. * Ensure secure coding practices and conduct vulnerability assessments. * Collaborate closely with product teams to align technical solutions with business needs. * Maintain an adaptable software architecture. Must Haves: * Experience as a Senior Software Engineer or similar role. * Expertise in native iOS development with Swift. * Solid understanding of software architecture and system design principles. * Some experience in native Android development with Kotlin. Nice to Haves: * Experience in a startup environment. * Familiarity with Firebase and mobile-specific technologies. * Knowledge of Dutch healthcare systems or regulated industries. * Experience with AI-native workflows and growth strategies in mobile apps.

🏢 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: B2B contract role for a Mid/Mid+ iOS Developer to build and maintain modern mobile applications for an international technology project. The position focuses on developing scalable features, integrating with backend services, and ensuring high code quality following best engineering practices. 🗂️ Requirements: Commercial experience in iOS development, Minimum 3 years of experience with Swift, Strong knowledge of SwiftUI, Experience with REST or GraphQL API integrations, Understanding of client-server architecture, Familiarity with Server-Driven UI concepts, Knowledge of mobile development best practices, Experience with performance optimization and testing 📃 Skills: Swift, SwiftUI, iOS, REST, GraphQL, APIs, Client-Server, SDUI, Testing, Performance, Architecture 🏢 Description: 🌍 Location: LATAM (excluding Chile, Colombia, and Mexico) & EU (Poland, Bulgaria) 💼 Employment type: B2B / Contract 👥 Team: Multiple openings We are looking for iOS Developers (Mid / Mid+) to join an international project for our client in the technology sector. The role focuses on building modern mobile applications with a strong emphasis on code quality, scalability, and best engineering practices. Responsibilities: develop and maintain iOS mobile applications implement new features based on business requirements integrate mobile apps with backend services and APIs collaborate with backend and product teams ensure high code quality and follow best development practices participate in code reviews and performance optimization Requirements: commercial experience in iOS development strong knowledge of Swift and SwiftUI (minimum 3 years with Swift) experience with API integrations (REST / GraphQL) GraphQL understanding of client-server architecture familiarity with Server-Driven UI concepts solid understanding of mobile development best practices (clean code, performance, testing) good communication skills in English (min. B2) Nice to have: experience working in international teams knowledge of modern mobile architecture patterns experience in performance optimization We offer: opportunity to work on an international technology project collaboration with a distributed team of experts exposure to modern mobile technologies flexible cooperation model (B2B) 👉 If you are an experienced iOS Developer looking to grow in a global environment – feel free to apply!

🏢 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.)