Senior Android Engineer

🏢 Summary: Senior Android Engineer role in an embedded-focused project for next-generation IoT and connected devices, working closely with hardware, firmware, and embedded teams. The position involves full ownership of Android applications, device communication, onboarding flows, and performance optimization in complex ecosystems. Regular on-site presence in Warsaw is required due to security constraints. 🗂️ Requirements: 6+ years of commercial Android experience, Strong proficiency in Kotlin and Java, Hands-on experience with Jetpack Compose, Experience with Kotlin Coroutines and asynchronous programming, Experience with unit testing and TDD, Experience with dependency injection frameworks, Experience building apps communicating over BLE, Understanding of Android SDKs, system components, and lifecycle, Familiarity with C/C++, Experience working with embedded or IoT ecosystems, Understanding of TCP, UDP, and IP networking fundamentals, Experience with REST, HTTP, and WebSockets, Knowledge of OAuth 2.0 and OpenID Connect, Experience with performance optimization and multithreading, B2+ level English, Availability for regular on-site work in Warsaw 📃 Skills: Android, Kotlin, Java, Jetpack, Compose, Coroutines, TDD, Hilt, Koin, BLE, C, C++, TCP, UDP, IP, REST, HTTP, WebSockets, OAuth2, OpenID, RBAC 🏢 Description: We are looking for a Senior Android Engineer to join an embedded-focused team augmentation project for a global consumer electronics brand. This role goes far beyond classic Android app development. You will work closely with embedded, firmware, and hardware teams on next-generation products and prototypes, taking ownership across the entire ecosystem, not just the mobile layer. Due to security requirements and the product’s confidential nature, this project requires regular on-site presence at our Warsaw office and cannot be fully remote. intent has over 10+ years of experience in helping to conceptualize, design, and build software for IoT and connected devices. We act as a specialized think partner for products at the intersection of physical and digital, from brand-new concepts to products entering competitive and established markets. Some of the brands we’ve worked with include Oura, BOSE, and McIntosh. What you’ll do Design, build, and maintain high-quality Android applications for IoT and connected devices Work close to hardware, firmware, and embedded teams , not just the mobile layer Implement device onboarding and setup flows Optimize performance, threading, and reliability in complex environments Review pull requests, give feedback, and help keep code quality high Write and maintain unit tests Take part in technical discussions, daily calls, and knowledge sharing Android experience 6+ years of commercial Android experience Strong proficiency in Kotlin and Java Hands-on experience with Jetpack Compose (Kotlin UI) Solid knowledge of Kotlin Coroutines and async programming Experience with unit testing / TDD Familiarity with dependency injection (Hilt, Koin) Strong experience building apps, communicating with devices over Bluetooth Low Energy (BLE) Understanding of Android internals (SDKs, system components, lifecycle) B2+ English , comfortable in everyday communication Cross-platform / Embedded / Ecosystem Familiarity with C/C++ for shared or native modules Experience working in or close to embedded / IoT ecosystems Understanding of networking fundamentals : TCP / UDP / IP REST / HTTP WebSockets Knowledge of secure authentication & authorization : OAuth 2.0 OpenID Connect Session management, RBAC Experience with performance optimization and multi-threading

🏢 Summary: Opportunity for a Senior Android Developer to build and scale a large consumer mobile application used daily by millions across Europe. The role focuses on delivering a high-quality native Android experience, contributing to architecture decisions, and improving engineering standards within a growing product. You will work in cross-functional teams to develop scalable, maintainable, and high-performance mobile solutions. 🗂️ Requirements: 5+ years commercial experience in Android development, Strong hands-on experience with Kotlin, Strong hands-on experience with Java, Experience refactoring and improving existing codebases, Solid understanding of MVVM architecture, Knowledge of Clean Architecture principles, Understanding of SOLID principles, Experience with Git, Experience with CI/CD pipelines, Experience with release management processes, Strong knowledge of Android development best practices, Understanding of Material Design principles, Experience working in Agile cross-functional teams, Professional English proficiency 📃 Skills: Android, Kotlin, Java, MVVM, CleanArchitecture, SOLID, Git, CI/CD, MaterialDesign, Agile 🏢 Description: Senior Android Developer About the Project Join a team building one of Europe's leading mobile applications, used daily by millions of users. The product is undergoing rapid growth and international expansion, with a strong focus on scaling its mobile platform and delivering a best-in-class native Android experience across multiple European markets. We are looking for an experienced Senior Android Developer who wants to have a real impact on product development, mobile architecture, and engineering standards while working on a large-scale consumer application. Your Responsibilities Develop high-quality, testable, and maintainable Android applications. Contribute to architectural decisions and help build scalable mobile solutions. Participate in code reviews and promote engineering best practices. Collaborate closely with Product Managers, Designers, QA Engineers, and other development teams. Create and maintain technical documentation and specifications. Continuously improve development processes, tools, and workflows. Evaluate and implement new technologies to enhance application performance and development efficiency. Requirements 5+ years of commercial experience in Android development. Strong hands-on experience with Kotlin and Java. Proven experience in refactoring and improving existing codebases. Solid understanding of MVVM, Clean Architecture, and SOLID principles. Experience with Git, CI/CD pipelines, and release management processes. Strong knowledge of Android development best practices. Understanding of Material Design and modern mobile UI/UX principles. Experience working in Agile, cross-functional teams. Good communication skills and professional English proficiency. Nice to Have Experience working on large-scale mobile applications with a significant user base. Familiarity with modern Android libraries and frameworks. Experience with performance optimization and application monitoring. Interest in mobile platform development and engineering excellence.

🏢 Summary: Full-time Senior Android Engineer role focused on developing, maintaining, and optimizing a large-scale Android application using modern best practices. The position involves building new features, supporting existing functionality, and ensuring high performance and scalability in a production environment. The role requires collaboration with cross-functional teams and overlap with CET working hours. 🗂️ Requirements: 4+ years of Android development experience, Strong knowledge of Kotlin, Experience with Jetpack Compose (Compose UI), Understanding of Kotlin Coroutines and Structured Concurrency, Experience implementing Clean Architecture, Experience maintaining Data/Domain/Presentation layer separation, Experience working in production environments, Ability to balance feature delivery with stability and maintainability 📃 Skills: Android, Kotlin, Jetpack, Compose, Coroutines, Concurrency, CleanArchitecture, GraphQL 🏢 Description: Svitla Systems Inc. is looking for a Senior Android Engineer for a full-time position (40 hours per week) in Europe . Our client is one of the world’s largest and fastest-growing job sites. You'll join the team working on the Android application. This role involves both feature development and ongoing support, ensuring a high-performing, scalable, and user-friendly mobile experience by delivering new features, maintaining existing functionality, resolving bugs, and improving app performance and user experience. This role requires working hours with overlap till 8 PM CET. Requirements 4+ years of professional experience in Android development. Strong knowledge of Kotlin. Knowledge of Jetpack Compose (Note: this refers specifically to Compose UI, not general Android Jetpack components). Solid understanding of Kotlin Coroutines and Structured Concurrency. Experience implementing Clean Architecture. Experience maintaining strict architectural layer separation (Data / Domain / Presentation). Be passionate about modern Android development. Detail-oriented and performance-driven individual. Be comfortable working in production environments. Strong architectural mindset. The ability to balance new feature delivery with stability and maintainability. Nice to have Experience working with GraphQL. Responsibilities Design, develop, and maintain Android features using modern best practices. Implement scalable, maintainable solutions following Clean Architecture principles. Ensure strict separation of layers (Data, Domain, Presentation). Write high-quality, testable, and efficient Kotlin code. Optimize app performance and responsiveness. Troubleshoot, debug, and resolve production issues. Collaborate with cross-functional teams to deliver high-impact features. 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 workspace, either remote or our welcoming office. Bonuses for article writing, public talks, and other activities. Generous time off, including vacation, national holidays, sick leaves, and family days. Personalized learning programs tailored to your interests and skill development. Free tech webinars and meetups organized by Svitla. Regular corporate online activities. Awesome team and a friendly, supportive community!

🏢 Summary: Full-time Senior Android Engineer role focused on developing and maintaining a high-performance Android application, delivering new features, ensuring architectural integrity, and optimizing app performance in a production environment. The position involves working with modern Android technologies and Clean Architecture principles to build scalable and maintainable solutions. The role requires collaboration with cross-functional teams and overlapping working hours until 8 PM CET. 🗂️ Requirements: 4+ years of professional Android development experience, Strong knowledge of Kotlin, Experience with Jetpack Compose (Compose UI), Solid understanding of Kotlin Coroutines and Structured Concurrency, Experience implementing Clean Architecture, Experience maintaining strict separation of Data, Domain, and Presentation layers, Experience working in production environments, Ability to design scalable and maintainable Android architectures 📃 Skills: Android, Kotlin, Jetpack, Compose, Coroutines, GraphQL 🏢 Description: Svitla Systems Inc. is looking for a Senior Android Engineer for a full-time position (40 hours per week) in Europe . Our client is one of the world’s largest and fastest-growing job sites. You'll join the team working on the Android application. This role involves both feature development and ongoing support, ensuring a high-performing, scalable, and user-friendly mobile experience by delivering new features, maintaining existing functionality, resolving bugs, and improving app performance and user experience. This role requires working hours with overlap till 8 PM CET. Requirements 4+ years of professional experience in Android development. Strong knowledge of Kotlin. Knowledge of Jetpack Compose (Note: this refers specifically to Compose UI, not general Android Jetpack components). Solid understanding of Kotlin Coroutines and Structured Concurrency. Experience implementing Clean Architecture. Experience maintaining strict architectural layer separation (Data / Domain / Presentation). Be passionate about modern Android development. Detail-oriented and performance-driven individual. Be comfortable working in production environments. Strong architectural mindset. The ability to balance new feature delivery with stability and maintainability. Nice to have Experience working with GraphQL. Responsibilities Design, develop, and maintain Android features using modern best practices. Implement scalable, maintainable solutions following Clean Architecture principles. Ensure strict separation of layers (Data, Domain, Presentation). Write high-quality, testable, and efficient Kotlin code. Optimize app performance and responsiveness. Troubleshoot, debug, and resolve production issues. Collaborate with cross-functional teams to deliver high-impact features. 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 workspace, either remote or our welcoming office. Bonuses for article writing, public talks, and other activities. Generous time off, including vacation, national holidays, sick leaves, and family days. Personalized learning programs tailored to your interests and skill development. Free tech webinars and meetups organized by Svitla. Regular corporate online activities. Awesome team and a friendly, supportive community!

🏢 Summary: Senior iOS Engineer role for a 6-month remote B2B contract focused on developing and maintaining high-impact mobile applications for a leading European media and entertainment provider. The position involves building scalable iOS solutions for live sports, fan engagement, and premium content platforms used by millions of users. The project emphasizes modern architecture, quality, and continuous delivery in a fast-paced environment. 🗂️ Requirements: Strong knowledge of Swift and SwiftUI, Experience building production-grade iOS applications, Hands-on experience with iOS SDK, Experience integrating iOS applications with APIs, Ability to build scalable and responsive UIs for iPhone and iPad, Understanding of SOLID principles and mobile architecture patterns, Experience with CI/CD pipelines, Experience with unit and UI testing, Proficiency in Git and branching strategies, Understanding of Agile methodologies 📃 Skills: Swift, SwiftUI, iOS, SDK, API, SOLID, CI/CD, UnitTesting, UITesting, Git, Agile 🏢 Description: Project details: Role: Senior iOS 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 knowledge of Swift and SwiftUI, with experience building production iOS applications , Hands‑on experience with the iOS SDK and eagerness to adopt new frameworks/libraries to enhance productivity, Ability to build scalable, responsive user interfaces for both iPhone and iPad , Experience integrating iOS applications with API services , Solid understanding of SOLID principles and common mobile architecture/design patterns, Experience across the broader development lifecycle : software architecture, monitoring & observability, automated CI/CD pipelines. Experience with Unit Testing and UI Testing , Strong Git hygiene, including branching strategies and clean commit practices, Good understanding of Agile values, ceremonies, estimation and planning. Responsibilities: Lead the development and maintenance of high‑quality iOS applications used by millions, Build scalable features following modern iOS development practices and clean architecture, Collaborate with cross‑functional teams (product, design, backend) from both the consultancy and the end client, Ensure smooth performance, stability and excellent user experience across iOS devices, Contribute to architectural discussions and support technical decision‑making, Maintain high test coverage and support continuous integration & delivery processes, Improve monitoring, observability and overall product quality, Mentor and support other team members when needed.

🏢 Summary: Remote Senior Android Developer role in the logistics industry focused on building and maintaining complex mobile applications through Kotlin and modern Android practices. The project runs until the end of 2026 with possible extension and includes responsibilities such as code reviews, mentoring, architecture design, testing, and CI/CD processes. The position emphasizes high code quality, scalability, and collaboration within an experienced development team. 🗂️ Requirements: 5+ years of Android development experience, Strong Kotlin expertise, Experience designing complex mobile applications, Experience with code reviews and pair programming, Mentoring experience, Knowledge of MVVM, Knowledge of Clean Architecture, Knowledge of SOLID principles, Experience with automated testing, Experience with CI/CD, Experience managing release processes, Knowledge of Git, Understanding of Material Design and UI/UX best practices, Advanced English (B2+) 📃 Skills: Android, Kotlin, MVVM, CI/CD, Git, SOLID, Material, UI/UX 🏢 Description: About the Project We are looking for Senior Android Developer to join a project from logistics industry . Work Mode: remote Start of the project: ASAP Duration of the project: till the end of December 2026, with an option to extend Job Responsibilities Take part in code reviews and pair programming to uphold high code quality while consistently applying industry standards and best practices Lead and promote continuous improvements within the team Support and mentor junior team members, helping them strengthen their skills and deepen their understanding of best practices Improve and optimize existing code to enhance its quality, performance, maintainability, and scalability Evaluate and interpret user requirements and business goals to effectively steer the development process and define project direction Assist in creating and maintaining thorough project documentation Provide ongoing maintenance and support for software applications, resolving issues in a timely manner Develop and implement automated tests to ensure reliability and proper functionality of the code Expectations Min. 5 years of experience Strong, hands-on experience with Android development and deep knowledge of the Kotlin programming language, including modern Android development tools and best practices Proven experience designing and architecting complex mobile applications Hands-on experience with code reviews, pair programming, and mentoring other developers Strong knowledge of mobile software architecture patterns, including MVVM, Clean Architecture, and SOLID principles A strong advocate of automated testing and test-driven practices Experience with Continuous Integration and Continuous Deployment (CI/CD) , as well as managing release processes . Solid understanding of Git version control Good grasp of UI/UX best practices and Material Design guidelines English on an advanced level (min. B2) We offer Ongoing support from a dedicated agent , taking care of your project continuity, client contact, necessary formalities, work comfort and development Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle Spectacular integration events , both for you (e.g., annual Kick-Off trip , Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres) Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years A complete benefits package , including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad About 7N Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.

🏢 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: Senior Android Developer role focused on building business-critical native Android applications in Kotlin for next-generation premium electric vehicles. The position combines hands-on development with technical ownership, including code reviews and mentoring, in a complex automotive environment. Strong emphasis on quality, performance, scalability, and integration-focused functionality. 🗂️ Requirements: 5+ years Android application development experience, Strong experience with native Android development in Kotlin, Solid understanding of Android development lifecycle, Strong knowledge of Kotlin Coroutines and asynchronous programming, Experience with software design patterns and modular architecture, Experience building business-critical and integration-focused features, Experience with unit testing and debugging, Ability to maintain high code quality standards, Experience working with Jira and Confluence, Upper-Intermediate English or higher 📃 Skills: Kotlin, Android, Coroutines, UnitTesting, Jira, Confluence, Embedded, Automotive 🏢 Description: About the project We are looking for a Senior Android Developer to join an innovative automotive project focused on next-generation electric mobility solutions . You will work with a European R&D center delivering premium digital products and technologies for some of the world’s leading automotive brands. The project is focused on building business-critical Android applications that support the future of premium electric vehicles . This is a great opportunity to join a fast-paced, engineering-driven environment where quality, performance, and reliability are essential. Your role As a Senior Android Developer , you will be responsible for designing and developing native Android applications in Kotlin , with a strong focus on business logic, integrations, code quality, and maintainability . This role combines hands-on development with technical ownership — including code reviews, mentoring, and cross-team collaboration in a complex automotive environment. Tech stack / environment Kotlin Native Android Kotlin Coroutines Unit testing Jira / Confluence Automotive / Embedded environment What you’ll do Design and develop native Android applications in Kotlin Build and maintain business-critical features and integration-related functionality Write clean, maintainable, and testable code Apply design patterns and best engineering practices to create scalable and well-structured solutions Collaborate with cross-functional teams in a complex product environment Perform code reviews and support high engineering standards Contribute to unit testing , bug fixing, and continuous quality improvements Help solve technical challenges and communicate solutions clearly Support and mentor other team members in mobile development What we’re looking for 5+ years of experience in Android application development Strong hands-on experience building native Android applications in Kotlin Solid understanding of the Android development lifecycle Strong knowledge of Kotlin Coroutines and asynchronous programming Experience writing maintainable, testable, and well-structured code Experience designing and developing business-critical and integration-focused functionality Good understanding of software design patterns and modular application architecture Experience with unit testing , debugging, and code quality practices Ability to work independently in a fast-paced environment Strong communication skills and ability to explain technical challenges and solutions clearly Experience working with Jira and Confluence Upper-Intermediate English or higher Nice to have Experience in the Embedded Automotive domain Experience with Head Unit Android Apps Experience in technically complex, multi-team product environments Perks and Benefits: Flexible work schedule Fixed financial bonus issued upfront on a quarterly basis, covering the average market price of private medical care and sport card - B2B contract Present on the occasion of birthday, wedding, child birth E-learning accounts for Coursera, O'Relly, Udemy Corporate language school

🏢 Summary: Senior Android Mobile Developer role on a large-scale financial/payments platform focused on Token ID Android tools development. The position involves building and enhancing Android applications and backend components in a high-performance, secure, and scalable environment using modern technologies. Hybrid work from Warsaw with a long-term engagement on a globally distributed system. 🗂️ Requirements: Minimum 7+ years of experience in Android development, Strong experience with backend development using Spring Boot, Hands-on experience with Kubernetes and Docker, Experience with Jenkins for CI/CD, Proficiency in Java 21, Experience with SQL databases, Experience building and consuming REST and Web Services, Experience with IntelliJ, Experience with GenAI tools including Claude Code, Ability to develop and integrate Android applications with backend services 📃 Skills: Android, Java, SpringBoot, Kubernetes, Docker, Jenkins, IntelliJ, SQL, REST, WebServices, GenAI, Claude, CI/CD 🏢 Description: Senior Android Mobile Developer 📌 We’re looking for an experienced Senior Android Mobile Developer to join a fast-paced, high-impact project in the financial / payments domain. You’ll be working on a large-scale, globally distributed platform that processes millions of transactions and powers critical payment flows used worldwide. The project focuses on performance, security, and scalability, with strong engineering standards and modern technologies. 📍 Hybrid from Warsaw - 2-3 days per week Role Details: Duration: Minimum 6 months and will be extended Years of exp: Minimum 7+ Years Details about the project they would be working on: Token ID Android Tools development Job description: Mandatory skills : Android Development, Spring boot, k8s, Docker, Jenkins, IntelliJ, claude code, GenAI, Java 21, SQL, rest, Web Services Roles and Responsibilities: Develop and maintain new features for Android test tools and their backend components. Contribute to the design, development, and enhancement of various Android‑based tool applications used within the Token ID ecosystem. Deliver the following engagement components: Issuer Mobile Application TR Mobile Application Terminal Mobile Application Demo Wallet Ensure high‑quality code, performance optimization, and smooth integration with backend services. Collaborate with cross‑functional teams to support the full development lifecycle, including design, development, testing, and deployment. Troubleshoot issues, debug applications, and contribute to continuous improvements. ✅ Benefits: Work with modern technologies and international teams Long-term and stable cooperation Professional growth opportunities 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Senior Android Developer role focused on developing and maintaining a native Android mobile application for a SaaS platform in the construction industry. The position involves implementing new features, migrating legacy code from Java/XML to Kotlin and Jetpack Compose, and supporting product scaling. Remote work with a long-term contract until the end of 2026. 🗂️ Requirements: Minimum 7 years of experience as Android Developer, Strong knowledge of Kotlin, Experience in native Android application development, Practical experience with Jetpack Compose, Experience migrating applications from Java/XML to Kotlin/Compose, Knowledge of SQL, English proficiency at B2/C1 level 📃 Skills: Kotlin, Android, Jetpack, Compose, Java, XML, SQL 🏢 Description: Dla naszego klienta z branży budowlanej poszukujemy osoby na stanowisko Senior Android Developer. Osoba na tym stanowisku odpowiedzialna będzie za rozwój i utrzymanie aplikacji mobilnej dla platformy SaaS. Model pracy: praca zdalna (możliwe podróże do Łodzi - max. 1-2 razy/projekt) Czas trwania: do końca 2026 (istnieje możliwość przedłużenia) Start: ASAP Zakres obowiązków Rozwój i utrzymanie aplikacji mobilnej (Android) dla platformy SaaS w branży budowlanej Tworzenie nowych funkcjonalności zgodnie z roadmapą produktową ( m.in . wyszukiwanie, filtrowanie, integracja z 3D viewerem) Migracja i modernizacja istniejącego kodu (z Java/XML do Kotlin + Jetpack Compose) Współpraca z Tech Leadami oraz zespołem developerskim przy rozwoju produktu Udział w pracach nad skalowaniem produktu i dostosowaniem do rosnących wymagań biznesowych Praca w środowisku z istniejącą architekturą i elementami legacy Oczekiwania Min. 7 lat doświadczenia na stanowisku Android Developera Bardzo dobra znajomość Kotlin (poziom senior) Doświadczenie w tworzeniu natywnych aplikacji Android Praktyczna znajomość Jetpack Compose Doświadczenie w migracji aplikacji z Java/XML do Kotlin/Compose Znajomość SQL Bardzo dobra znajomość języka angielskiego (min. B2/C1) Oferujemy Stałe wsparcie osobistego agenta , dbającego o Twoją ciągłość projektową, kontakt z klientem, niezbędne formalności, komfort pracy oraz rozwój, Consultant Development Program – doradztwo w planowaniu kariery w oparciu o najnowsze trendy i potrzeby rynku IT, obejmujące m.in . konsultacje z agentami i mentorami kariery , Dostęp do 7N Learning & Development – platformy rozwojowo-edukacyjnej z webinarami, biblioteką artykułów i raportów branżowych oraz regularnymi zaproszeniami na jednorazowe i cykliczne wydarzenia rozwojowe – techniczne, biznesowe oraz life-stylowe, Spektakularne eventy integracyjne , zarówno dla Ciebie (np. coroczny wyjazd Kick-Off , imprezy świąteczne czy sportowe Letnie Igrzyska), jak i dla Twoich bliskich (np. pikniki rodzinne, premiery filmowe), Rozwój zawodowy nie tylko podczas projektu – możesz zaangażować się w przekazywanie wiedzy innym w ramach oferty 7N Services kierowanej do klientów 7N, Relacje i dostęp do wiedzy najbardziej doświadczonych ekspertów IT na rynku – średni staż zawodowy naszego Konsultanta w Polsce to ponad 10 lat. Pakiet benefitów zaplanowany od A do Z , czyli dofinansowanie do opieki medycznej, ubezpieczenia na życie, karty sportowej dla Ciebie i Twoich bliskich, a także zniżki do sklepów w Polsce i za granicą O 7N Ciągłe poszukiwanie projektów, trudne negocjacje stawek, brak wsparcia w rozwoju – brzmi znajomo? W 7N zyskujesz nie tylko stabilność kontraktów, ale też zaangażowanie osobistego opiekuna dbającego o Twój komfort zawodowy i stały dostęp do inicjatyw rozwojowych. Naszym celem jest zapewnienie Ci stabilnej i komfortowej współpracy, która przyczyni się do sukcesu Twojego jako eksperta IT oraz naszych klientów. Budujemy trwałe relacje, bazując na skandynawskich wartościach i 30-letnim doświadczeniu w tworzeniu rozwiązań IT dla ponad 200 organizacji.