Senior Developer- Android

🏢 Summary: Founding Senior Android Engineer role focused on building and scaling a secure, high-performance native Android app for a regulated financial platform. The position involves end-to-end ownership of Android features, establishing scalable architecture, and implementing secure data handling for sensitive financial information. You will shape the long-term mobile architecture and ensure performance, reliability, and compliance at scale. 🗂️ Requirements: 7+ years professional Android development experience, Expert-level Kotlin proficiency, Proven delivery of production Android applications at scale, Experience designing Android architectures (MVVM, MVI, Clean Architecture), Experience with Jetpack Compose, AndroidX, Coroutines, Strong knowledge of secure data handling and Android security best practices, Experience integrating REST APIs and real-time data flows, Ability to optimize performance, memory, and threading, Experience implementing encryption, authentication, and secure storage 📃 Skills: Kotlin, Android, Jetpack, Compose, AndroidX, Coroutines, MVVM, MVI, CleanArchitecture, REST, Encryption, Authentication, Authorization, SQLite, Gradle, Git 🏢 Description: About Monstro Monstro is the operating system for governed financial intelligence. We build governance and intelligence infrastructure that enables artificial intelligence to operate safely, explainably, and at institutional scale. We exist because the level of financial guidance historically available to a small group should be accessible to many more people. By combining AI with deep institutional infrastructure, we help financial institutions deliver more personalized, responsible, and life-changing financial support to millions of individuals. We're building mission-critical systems in a highly regulated domain, and we care deeply about doing it right. If you're motivated by meaningful problems, high standards, and shaping infrastructure that improves financial outcomes, you'll feel at home here. About the Role We're looking for a founding Senior Android Engineer to help build the native Android experience for our financial platform. You'll design and deliver secure, high-performance features that help users understand and manage their financial lives, while laying the foundation for a long-term mobile architecture. This is a hands-on, collaborative role where your work will directly shape the core experience our users rely on every day. Why This Role Matters Monstro's mobile app is central to how users interact with their financial universe. Your work will help define the quality, responsiveness, and trustworthiness of that experience. The systems you build must be secure, elegant, and resilient—handling sensitive financial data at scale while remaining intuitive and reliable. What You'll Do Android Application DevelopmentDesign, build, and maintain core features using Kotlin and modern Android frameworks (Jetpack Compose, AndroidX, Coroutines). Deliver smooth, intuitive user experiences that support complex financial workflows. Own feature development end-to-end—from architecture to implementation, testing, and release. Architecture & ScalabilityEstablish architecture patterns (MVVM, MVI, Clean Architecture) that support speed, maintainability, and long-term scale. Optimize performance, responsiveness, offline/online behavior, and data persistence. Build for speed and correctness in a regulated environment. Integration & Data HandlingIntegrate mobile clients with backend APIs, financial data systems, and third-party providers. Work closely with backend engineers to shape efficient API interactions and ensure seamless real-time data flows within the app. Security & ComplianceImplement secure data handling practices required for financial applications. Ensure proper encryption, secure storage, authentication flows, and session management. Build with the rigor necessary for regulated, high-trust environments. Collaboration & ExecutionPartner with product managers, designers, and fellow engineers to deliver cohesive, user-centered features. Contribute to architectural discussions, planning, and code reviews. Support engineering excellence through documentation, testing, and raising the overall technical bar. What Success Looks Like The Android experience is fast, secure, and reliable—earning user trust through performance and clarity. The codebase is clean, scalable, and adaptable to rapid iteration and future features. Architecture patterns are consistent, documented, and adopted across mobile engineering. The app consistently meets Monstro's standards for performance, security, and usability in a regulated environment. Collaboration, documentation, and technical rigor are elevated across the team through your example. What We're Looking For 7+ years of professional Android development experience, with a proven track record of building, shipping, and maintaining production Android applications at scale Expert-level proficiency in Kotlin, with deep experience across modern Android development practices Demonstrated ownership of end-to-end Android features or full applications, from design through release and long-term maintenance Proven ability to design, implement, and evolve Android architectures (MVVM, MVI, Clean Architecture), making thoughtful tradeoffs around scalability, performance, and maintainability Extensive experience with modern Android frameworks and libraries, including Jetpack Compose, AndroidX, Coroutines, and related tooling Deep expertise in secure data handling, including encryption, authentication/authorization flows, key management, and Android platform security best practices Demonstrated ability to diagnose and resolve complex issues related to performance, memory, threading, and real-world device constraints Strong communication skills, with the ability to collaborate cross-functionally and clearly articulate technical decisions in fast-paced environments Ability to lead by example, conduct high-quality code reviews, mentor engineers, and help raise the overall technical bar Genuine passion for building high-quality software, with a continuous improvement mindset and curiosity to stay current with Android platform evolution Clear communicator who takes ownership, moves with urgency, and drives work to completion Why Monstro? Ownership & Impact: Shape the future of AI-powered finance—building a category-defining product used by consumers and institutions around the world. Experienced Team: Join a team with leadership that has a track record of scaling companies from early stage to major exits. Principles-Driven Culture: Work in a culture that values speed, ownership, and impact—what most companies achieve in 90 days, we do in 45. Comprehensive Compensation Package: Competitive salary, equity, and robust benefits package, including paid health, vision, dental, and disability coverage. Note: This role will be hybrid for those in the NYC metro Note: This role will have a start date of early to mid July Base Compensation Range (New York City): $164,000 – $205,000 *The posted range reflects the base salary for this role across the market ranges for each location. Final compensation will depend on a variety of factors, including experience, skills, internal leveling, and market conditions, and will be offered within the stated range in accordance with applicable pay transparency laws. A Note on Interviewing: We sometimes use AI note-takers to help us transcribe interview notes, so we can be more present in your interview. If you'd like to opt out of us using automatic transcribers, please note this in the free text field in your application, otherwise we'll take your application as confirmation that you're happy for us to use notetakers (whether added to video calls or in the background). Ready to Build With Us? If you're excited to contribute to a high-bar team building something meaningful, we love to hear from you!

🏢 Summary: Senior Android Developer role focused on leading the modernization of a secure, high performance mobile SDK for digital fraud prevention and authentication in financial services. The position involves defining architecture, validating migration strategies, and establishing standards for SDK distribution, security, and testing. You will drive technical design, performance optimization, and cross functional collaboration in a distributed team. 🗂️ Requirements: 8+ years of Android development experience, Strong Kotlin proficiency, Java interoperability experience, Experience building and maintaining Android SDKs or libraries, AAR packaging and Maven publishing experience, Advanced Gradle configuration knowledge, ProGuard and R8 configuration experience, Dependency management and host app compatibility management, Android lifecycle and WorkManager expertise, Performance optimization and ANR prevention knowledge, Android security implementation using Keystore and encryption, Play Integrity API or SafetyNet experience, Experience with JUnit, Robolectric, and Espresso 📃 Skills: Kotlin, Java, Coroutines, Flow, Gradle, Maven, AAR, ProGuard, R8, WorkManager, AndroidX, Keystore, Encryption, SafetyNet, PlayIntegrity, JUnit, Robolectric, Espresso 🏢 Description: Project overview The project focuses on modernizing a mobile SDK used for digital fraud prevention and customer authentication within financial services. You will contribute to building a secure, scalable, and performance driven SDK designed for integration into a wide range of external Android applications. Team You will work in a distributed cross functional team including Android engineers, backend developers, and security specialists. The team collaborates across regions, following shared engineering practices and contributing to design decisions and system improvements. Position overview We are looking for a Senior Android Developer who will lead the technical design and implementation of an Android 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 Kotlin, Java, Coroutines, Flow, Gradle, Maven, AAR, ProGuard, R8, WorkManager, Android Keystore, EncryptedSharedPreferences, Play Integrity API, SafetyNet, JUnit, Robolectric, Espresso, AndroidX Responsibilities Lead the design and development of Android SDK components Define and maintain scalable and maintainable SDK architecture Develop proof of concept solutions to validate architectural decisions Ensure SDK compatibility across different Android versions and device manufacturers Establish best practices for SDK distribution, integration, and versioning Collaborate with cross functional teams on security and compliance requirements Optimize performance including startup time, memory usage, and binary size Implement secure data storage and communication mechanisms Drive testing strategy including unit, integration, and instrumentation testing Participate in code reviews and contribute to engineering standards Requirements 8+ years of experience in Android development Strong proficiency in Kotlin and experience with Java interoperability Experience building, distributing, and maintaining reusable Android SDKs or libraries Experience with AAR packaging and artifact publishing using Maven repositories Strong knowledge of Gradle including build configuration and customization Understanding of ProGuard and R8 configuration and code optimization Experience managing dependencies and ensuring compatibility with host applications Knowledge of Android lifecycle management and background execution using WorkManager Understanding of performance optimization and avoiding ANR and UI performance issues Experience with Android security features including Android Keystore and encryption mechanisms Familiarity with Play Integrity API or SafetyNet and certificate pinning Experience with performance monitoring and profiling tools Experience with testing frameworks including JUnit, Robolectric, and Espresso Nice to have Experience working in financial services or regulated environments Exposure to sensor based data processing using Android SensorManager Knowledge of API desugaring and backward compatibility strategies Understanding of SDK footprint optimization techniques Experience contributing to architecture guidelines or internal engineering standards 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: The offer is for a Senior Android Developer to build and evolve a secure mobile banking platform with a strong focus on identity and authentication features. The role involves developing scalable Android capabilities, reusable SDKs, and high-quality enterprise applications using modern architectures and frameworks. You will contribute to CI/CD processes, automated testing, and mobile security while delivering end-to-end solutions in an Agile environment. 🗂️ Requirements: 4.5+ years of native Android development experience, Strong proficiency in Kotlin, Deep knowledge of MVVM, MVI, Clean Architecture, Experience building enterprise-grade mobile applications, Hands-on experience with Jetpack Compose and Android Architecture Components, Experience integrating RESTful APIs and GraphQL, Experience with Coroutines or RxJava, Strong knowledge of mobile security, authentication, and data protection, Experience with automated testing and maintaining high unit test coverage, Experience with CI/CD pipelines and automated delivery, Experience working in Agile cross-functional teams, Upper-Intermediate English or higher 📃 Skills: Kotlin, Android, MVVM, MVI, CleanArchitecture, JetpackCompose, AndroidArchitectureComponents, REST, GraphQL, Coroutines, RxJava, CI/CD, Bitrise, GitHubActions, UnitTesting, Security, Authentication, GitHubCopilot, CursorAI, IntelliJ 🏢 Description: Andersen is hiring an Android Developer for a project developing a mobile banking platform with a focus on secure identity and authentication features. The customer is a global provider of digital solutions for the financial sector. Their platform helps organizations enhance online and mobile services, improve customer interactions across touchpoints, and streamline internal workflows. With a focus on user-centered design, data-informed personalization, and efficient product development, the company supports financial institutions in their digital transformation and helps them operate more effectively in a competitive environment. The project is focused on the development and evolution of a mobile banking platform for an international fintech/banking customer, with a strong emphasis on Identity and Authentication journeys for Android applications. Responsibilities: Designing, building, and maintaining Android capabilities for the Mobile Platform, with a focus on Identity and Authentication journeys. Developing and evolving reusable SDKs and libraries that enable scalable and consistent mobile banking experiences. Translating complex business and security requirements into robust technical designs and implementations. Writing clean, performant, and maintainable Kotlin code using modern Android architectures (MVVM, MVI, Clean Architecture). Building features using native Android frameworks and cutting-edge technologies, including Jetpack Compose and Android Architecture Components. Collaborating closely with Principal Engineers and cross-functional squad members to deliver end-to-end solutions. Enforcing and continuously improving engineering best practices across the Android codebase. Applying AI-powered tools (e.g., code generation, test automation, developer productivity tools) to enhance development workflows. Leading and contributing to initiatives that improve engineering excellence, code quality, and platform scalability. Implementing automated tests and working closely with QA to maintain a minimum of 80% unit test coverage. Ensuring high standards of mobile security, data protection, and compliance with banking requirements. Contributing to CI/CD pipelines and delivery processes using tools such as Bitrise and GitHub Actions. Supporting product adoption by providing documentation, guidance, and technical assistance to internal teams, customers, and partners. Must-haves: Professional experience in native Android development with strong proficiency in Kotlin 4.5+ years. Demonstrates deep knowledge of modern Android architectures and patterns (MVVM, MVI, Clean Architecture). Has hands-on experience building high-quality, enterprise-grade mobile applications. Confidently works with modern Android frameworks and tools, including Jetpack Compose and Android Architecture Components. Experienced in integrating mobile applications with RESTful APIs and GraphQL, using asynchronous programming models such as Coroutines or RxJava. Possesses a strong understanding of mobile security best practices, particularly in authentication, authorization, and sensitive data handling. Brings an AI-native mindset, actively using and exploring AI-powered developer tools (e.g., GitHub Copilot, Cursor AI, IntelliJ AI) to improve productivity and code quality. Comfortable owning features end-to-end across the entire software development lifecycle, from requirements and design to delivery and support. Writes clean, maintainable, and well-tested code, with a strong quality mindset and commitment to automated testing. Has experience working in Agile, cross-functional squads and collaborating closely with engineers, QA, product managers, and designers. Actively contributes to improving engineering standards, best practices, and platform scalability. Experienced with CI/CD practices and tooling, and understands the importance of reliable, automated delivery pipelines. Communicates technical ideas clearly and effectively, and supports product adoption through documentation and collaboration. Takes ownership, mentors others through example, and continuously seeks ways to improve both product quality and engineering processes. Level of English – from Upper-Intermediate and above. Nice-to-haves: Has hands-on experience in FinTech, Banking, or Payments domains. Reasons why this job would be interesting to you: Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc. The opportunity to change the project and/or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth. The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and constantly updated. Bright corporate life (parties, pizza days, PlayStation, fruits, coffee, snacks, movies). Certification compensation (AWS, PMP, etc). Referral program. English courses. Private health insurance and compensation for sports activities. Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy Join us! https://people.andersenlab.com/

🏢 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: Mid-Level Android Developer role focused on building secure, scalable mobile banking applications using Kotlin and modern Android technologies. The position involves implementing new features, ensuring high code quality through automated testing, and contributing to application architecture. Hybrid work model based in Warsaw with significant remote flexibility. 🗂️ Requirements: Minimum 3 years of Android development experience, Strong proficiency in Kotlin, Commercial experience with Jetpack Compose, Ability to read and modify Java code, Experience with unit and integration testing, Knowledge of continuous integration practices, Understanding of clean code and software quality principles, Communicative English, Communicative Polish, Legal right to work in the EU 📃 Skills: Kotlin, Android, JetpackCompose, Java, CI, UnitTesting, IntegrationTesting, CleanCode 🏢 Description: Unleash innovation in digital banking — craft seamless, secure mobile experiences for thousands! Warszawa-based opportunity with hybrid work model (2 days in the office/month). As a Mid-Level Android Developer , you will be working for our client, a major player in the online banking industry that is building innovative mobile solutions to provide secure, reliable, and user-friendly experiences for millions of customers. You will be responsible for designing and implementing new functionalities, ensuring high code quality through automated testing, and actively participating in the development of scalable applications. This role offers the opportunity to influence the architecture of key projects and support the growth of cutting-edge digital banking services. Your main responsibilities: Implement new functionalities on Android using Kotlin Monitor and resolve application issues in production and development environments Ensure high code quality by writing unit, automated, and integration tests Lead project, programming, and deployment activities Collaborate with cross-functional teams to define and refine technical requirements Review and improve application performance and scalability Contribute to the ongoing evolution of Android application architecture Mentor junior developers and provide technical guidance You're ideal for this role if you have: At least 3 years of experience developing solutions for the Android platform Excellent proficiency in Kotlin and solid understanding of Android-specific development Strong commercial experience with Jetpack Compose Ability to read, understand, and modify code written in Java Familiarity with continuous integration practices and tools Proven experience in creating unit, automated, and integration tests Strong knowledge of software quality principles and clean code practices Problem-solving and analytical mindset with attention to detail Ability to communicate in English for technical documentation It is a strong plus if you have: (optional) Experience in Agile methodology Knowledge of Accessibility in Jetpack Compose Experience with Jira, Git, Confluence Experience working as a DevOps Language Required for the role: Communicative Polish Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: The offer is for an experienced Android Developer to build and evolve a secure mobile banking platform with a strong focus on identity and authentication features. The role involves developing reusable SDKs, implementing modern Android architectures, and ensuring high standards of security, quality, and CI/CD practices. The position covers end-to-end feature ownership in an enterprise fintech environment. 🗂️ Requirements: 4.5+ years of native Android development experience, Strong proficiency in Kotlin, Deep knowledge of MVVM, MVI, Clean Architecture, Experience building enterprise-grade mobile applications, Hands-on experience with Jetpack Compose and Android Architecture Components, Experience integrating RESTful APIs and GraphQL, Experience with Coroutines or RxJava, Strong knowledge of mobile security, authentication, authorization, data protection, Experience with automated testing and maintaining high unit test coverage, Experience with CI/CD pipelines and tools, Experience working in Agile cross-functional teams, Upper-Intermediate English level or higher 📃 Skills: Android, Kotlin, MVVM, MVI, CleanArchitecture, JetpackCompose, AndroidArchitectureComponents, REST, GraphQL, Coroutines, RxJava, CI/CD, Bitrise, GitHubActions, UnitTesting, AI, GitHubCopilot, CursorAI, IntelliJAI 🏢 Description: Andersen is hiring an Android Developer for a project developing a mobile banking platform with a focus on secure identity and authentication features. The customer is a global provider of digital solutions for the financial sector. Their platform helps organizations enhance online and mobile services, improve customer interactions across touchpoints, and streamline internal workflows. With a focus on user-centered design, data-informed personalization, and efficient product development, the company supports financial institutions in their digital transformation and helps them operate more effectively in a competitive environment. The project is focused on the development and evolution of a mobile banking platform for an international fintech/banking customer, with a strong emphasis on Identity and Authentication journeys for Android applications. Responsibilities: Designing, building, and maintaining Android capabilities, with a focus on Identity and Authentication journeys. Developing and evolving reusable SDKs and libraries that enable scalable and consistent mobile banking experiences. Translating complex business and security requirements into robust technical designs and implementations. Writing clean, performant, and maintainable Kotlin code using modern Android architectures (MVVM, MVI, Clean Architecture). Building features using native Android frameworks and cutting‑edge technologies, including Jetpack Compose and Android Architecture Components. Collaborating closely with Principal Engineers and cross‑functional squad members to deliver end‑to‑end solutions. Enforcing and continuously improving engineering best practices across the Android codebase. Applying AI‑powered tools (e.g., code generation, test automation, developer productivity tools) to enhance development workflows. Leading and contributing to initiatives that improve engineering excellence, code quality, and platform scalability. Implementing automated tests and working closely with QA to maintain a minimum of 80% unit test coverage. Ensuring high standards of mobile security, data protection, and compliance with banking requirements. Contributing to CI/CD pipelines and delivery processes using tools such as Bitrise and GitHub Actions. Supporting product adoption by providing documentation, guidance, and technical assistance to internal teams, customers, and partners. Must-haves: Professional experience in native Android development with strong proficiency in Kotlin 4,5+ years. Demonstrates deep knowledge of modern Android architectures and patterns (MVVM, MVI, Clean Architecture). Has hands‑on experience building high‑quality, enterprise‑grade mobile applications. Confidently works with modern Android frameworks and tools, including Jetpack Compose and Android Architecture Components. Experienced in integrating mobile applications with RESTful APIs and GraphQL, using asynchronous programming models such as Coroutines or RxJava. Possesses a strong understanding of mobile security best practices, particularly in authentication, authorization, and sensitive data handling. Brings an AI‑native mindset, actively using and exploring AI‑powered developer tools (e.g., GitHub Copilot, Cursor AI, IntelliJ AI) to improve productivity and code quality. Comfortable owning features end‑to‑end across the entire software development lifecycle, from requirements and design to delivery and support. Writes clean, maintainable, and well‑tested code, with a strong quality mindset and commitment to automated testing. Has experience working in Agile, cross‑functional squads and collaborating closely with engineers, QA, product managers, and designers. Actively contributes to improving engineering standards, best practices, and platform scalability. Experienced with CI/CD practices and tooling, and understands the importance of reliable, automated delivery pipelines. Communicates technical ideas clearly and effectively, and supports product adoption through documentation and collaboration. Takes ownership, mentors others through example, and continuously seeks ways to improve both product quality and engineering processes. Level of English – from Upper-Intermediate and above. Nice to haves: Has hands‑on experience in FinTech, Banking, or Payments domains. Reasons why this job would be interesting to you: Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. The opportunity to change the project and/or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). Certification compensation (AWS, PMP, etc). Referral program. English courses. Private health insurance and compensation for sports activities. Join us! Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy/pl

🏢 Summary: The offer is for an experienced Android Developer to build and evolve a secure mobile banking platform with a strong focus on identity and authentication journeys. The role involves developing reusable SDKs, implementing modern Android architectures, ensuring high security and test coverage, and contributing to CI/CD and engineering excellence in a fintech environment. 🗂️ Requirements: 4.5+ years of native Android development experience, Strong proficiency in Kotlin, Deep knowledge of MVVM, MVI, Clean Architecture, Experience building enterprise-grade mobile applications, Hands-on experience with Jetpack Compose and Android Architecture Components, Experience integrating RESTful APIs and GraphQL, Experience with Coroutines or RxJava, Strong understanding of mobile security, authentication, authorization, data protection, Experience with automated testing and maintaining high unit test coverage, Experience with CI/CD tools and automated delivery pipelines, Experience working in Agile cross-functional teams, Upper-Intermediate level of English or higher 📃 Skills: Android, Kotlin, MVVM, MVI, CleanArchitecture, JetpackCompose, AndroidArchitectureComponents, REST, GraphQL, Coroutines, RxJava, CI/CD, Bitrise, GitHubActions, GitHubCopilot, CursorAI, IntelliJAI 🏢 Description: Andersen is hiring an Android Developer for a project developing a mobile banking platform with a focus on secure identity and authentication features. The customer is a global provider of digital solutions for the financial sector. Their platform helps organizations enhance online and mobile services, improve customer interactions across touchpoints, and streamline internal workflows. With a focus on user-centered design, data-informed personalization, and efficient product development, the company supports financial institutions in their digital transformation and helps them operate more effectively in a competitive environment. The project is focused on the development and evolution of a mobile banking platform for an international fintech/banking customer, with a strong emphasis on Identity and Authentication journeys for Android applications. Responsibilities: Designing, building, and maintaining Android capabilities, with a focus on Identity and Authentication journeys. Developing and evolving reusable SDKs and libraries that enable scalable and consistent mobile banking experiences. Translating complex business and security requirements into robust technical designs and implementations. Writing clean, performant, and maintainable Kotlin code using modern Android architectures (MVVM, MVI, Clean Architecture). Building features using native Android frameworks and cutting‑edge technologies, including Jetpack Compose and Android Architecture Components. Collaborating closely with Principal Engineers and cross‑functional squad members to deliver end‑to‑end solutions. Enforcing and continuously improving engineering best practices across the Android codebase. Applying AI‑powered tools (e.g., code generation, test automation, developer productivity tools) to enhance development workflows. Leading and contributing to initiatives that improve engineering excellence, code quality, and platform scalability. Implementing automated tests and working closely with QA to maintain a minimum of 80% unit test coverage. Ensuring high standards of mobile security, data protection, and compliance with banking requirements. Contributing to CI/CD pipelines and delivery processes using tools such as Bitrise and GitHub Actions. Supporting product adoption by providing documentation, guidance, and technical assistance to internal teams, customers, and partners. Must-haves: Professional experience in native Android development with strong proficiency in Kotlin 4,5+ years. Demonstrates deep knowledge of modern Android architectures and patterns (MVVM, MVI, Clean Architecture). Has hands‑on experience building high‑quality, enterprise‑grade mobile applications. Confidently works with modern Android frameworks and tools, including Jetpack Compose and Android Architecture Components. Experienced in integrating mobile applications with RESTful APIs and GraphQL, using asynchronous programming models such as Coroutines or RxJava. Possesses a strong understanding of mobile security best practices, particularly in authentication, authorization, and sensitive data handling. Brings an AI‑native mindset, actively using and exploring AI‑powered developer tools (e.g., GitHub Copilot, Cursor AI, IntelliJ AI) to improve productivity and code quality. Comfortable owning features end‑to‑end across the entire software development lifecycle, from requirements and design to delivery and support. Writes clean, maintainable, and well‑tested code, with a strong quality mindset and commitment to automated testing. Has experience working in Agile, cross‑functional squads and collaborating closely with engineers, QA, product managers, and designers. Actively contributes to improving engineering standards, best practices, and platform scalability. Experienced with CI/CD practices and tooling, and understands the importance of reliable, automated delivery pipelines. Communicates technical ideas clearly and effectively, and supports product adoption through documentation and collaboration. Takes ownership, mentors others through example, and continuously seeks ways to improve both product quality and engineering processes. Level of English – from Upper-Intermediate and above. Nice to haves: Has hands‑on experience in FinTech, Banking, or Payments domains. Reasons why this job would be interesting to you: Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc. The opportunity to change the project and/or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). Certification compensation (AWS, PMP, etc). Referral program. Private health insurance and compensation for sports activities. Join us! Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy

🏢 Summary: Senior Mobile Architect role focused on defining and modernizing cross platform mobile SDKs for digital fraud prevention and customer authentication in financial services. The position involves driving architecture strategy, designing public APIs, ensuring security and performance, and leading SDK migration across iOS and Android. You will collaborate with cross functional teams to deliver scalable, secure, and high quality SDK solutions. 🗂️ Requirements: 10+ years experience in software engineering including mobile architecture, Experience designing and delivering mobile SDKs for external applications, Experience leading SDK modernization and migration without breaking integrations, Strong knowledge of API design, versioning, and backward compatibility, Experience with cross platform SDK packaging and distribution for Android and iOS, Knowledge of modular architecture and dependency management, Experience optimizing SDK performance and binary size, Understanding of mobile security practices and secure storage, Experience with observability tools and release engineering practices, Experience supporting CI CD and release processes 📃 Skills: Kotlin, Java, Swift, ObjectiveC, Gradle, Maven, AAR, XCFramework, SPM, CocoaPods, ProGuard, R8, CI/CD, Keychain, AndroidKeystore, SecureEnclave, Telemetry 🏢 Description: Project overview The project focuses on modernizing a cross platform mobile SDK used for digital fraud prevention and customer authentication in financial services. The goal is to design a scalable and secure architecture that simplifies partner integration, improves performance, and supports long term product growth. Team You will work in a cross functional distributed team that includes mobile engineers, architects, product owners, and security specialists. The team collaborates closely across platforms and regions, contributing to architecture decisions, roadmap planning, and design validation activities. Position overview We are looking for a Senior Mobile Architect who will define and drive the target architecture and modernization strategy for mobile SDKs across iOS and Android platforms. You will establish engineering standards, design public APIs, guide migration strategy, and collaborate with product and engineering teams to ensure consistent and high quality delivery. Technology stack Kotlin, Java, Swift, Objective C, Gradle, Maven, AAR, XCFramework, Swift Package Manager, CocoaPods, ProGuard, R8, CI CD pipelines, telemetry tools, Keychain, Android Keystore, Secure Enclave Responsibilities Define and evolve the target architecture for mobile SDKs across iOS and Android Design and maintain clear and stable public API contracts with versioning strategy Develop modernization roadmap and support incremental migration of existing SDKs Collaborate with engineering and product teams to align architecture with business goals Establish standards for SDK distribution, integration, and lifecycle management Ensure compatibility across platforms, OS versions, and partner environments Drive improvements in SDK stability, performance, and developer experience Optimize SDK footprint including binary size, startup impact, and resource usage Define and enforce security and data protection practices within the SDK Contribute to proof of concept implementations to validate architectural decisions Guide observability practices including logging, telemetry, and error tracking Support CI CD and release processes for consistent and reliable SDK delivery Requirements 10+ years of experience in software engineering including mobile architecture Hands on experience designing and delivering mobile SDKs used by external applications Experience leading modernization initiatives and migrating live SDKs without breaking integrations Strong understanding of API design including versioning and backward compatibility Experience with cross platform SDK packaging and distribution for Android and iOS Knowledge of modular architecture and dependency management strategies Experience optimizing SDK performance including binary size, startup time, and resource usage Understanding of mobile security practices including secure storage and certificate pinning Familiarity with privacy and compliance requirements in mobile applications Experience with observability tools and release engineering practices Strong communication skills and experience collaborating with multiple stakeholders Nice to have Experience in financial services, fraud prevention, or enterprise security solutions Familiarity with anti tampering techniques and runtime protection approaches Experience with remote configuration and feature flag systems Knowledge of platform specific background execution and system constraints Exposure to sensor based or behavioral data processing in mobile applications 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 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: Mid-level Android Developer role focused on building secure, high-quality mobile banking applications using Kotlin and modern Android technologies. The position involves implementing new features, ensuring code quality through testing, optimizing performance, and contributing to architectural and deployment activities in a hybrid work model. 🗂️ Requirements: Minimum 3 years of Android development experience, Strong proficiency in Kotlin, Commercial experience with Jetpack Compose, Ability to read and modify Java code, Experience with unit, automated, and integration testing, Knowledge of continuous integration practices, Understanding of clean code and software quality principles, Experience leading development or mentoring developers 📃 Skills: Kotlin, Android, JetpackCompose, Java, CI, UnitTesting, IntegrationTesting, AutomatedTesting, CleanCode 🏢 Description: Unleash innovation in digital banking — craft seamless, secure mobile experiences for millions! Warszawa-based opportunity with hybrid work model (2 days in the office/month). As a Mid-Level Android Developer , you will be working for our client, a major player in the online banking industry. You will contribute to building innovative mobile solutions that deliver secure, reliable, and user-friendly experiences for millions of customers. This role offers the chance to shape key architectural projects and support the growth of cutting-edge digital banking services through your technical expertise and creativity. Your main responsibilities: Implement new functionalities on Android using Kotlin Monitor and resolve application issues in production and development environments Ensure high code quality by writing unit, automated, and integration tests Lead project, programming, and deployment activities Collaborate with cross-functional teams to define and refine technical requirements Review and optimize application performance and scalability Mentor junior developers and provide technical guidance You're ideal for this role if you have: At least 3 years of experience developing solutions for the Android platform Excellent proficiency in Kotlin and solid understanding of Android-specific development Strong commercial experience with Jetpack Compose Ability to read, understand, and modify code written in Java Familiarity with continuous integration practices and tools Proven experience in creating unit, automated, and integration tests Strong knowledge of software quality principles and clean code practices Problem-solving and analytical mindset with attention to detail Ability to communicate in English for technical documentation Experience providing technical leadership or mentoring within development teams Nice to have: (optional) Experience in Agile methodology Knowledge of Accessibility in Jetpack Compose Experience with Jira, Git, Confluence Experience working as a DevOps Language Required for the role: Good command of Polish, both spoken and written Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.