Senior Mobile Engineer - Android (f/m/d)

About Us:Planner 5D serves as a global nexus for home design, bringing together over 100 million users across 230 territories (including two users from Antarctica each month!). Our platform transforms the home renovation journey from concept to implementation, streamlining the process through our state-of-the-art software. You don't need to be a professional…

About the Role planner5d is looking for an Android Team Lead to guide the development of mobile applications that help users design and visualize spaces. This position is based in Warsaw. What You Will Do Lead a team of Android developers, encouraging collaboration and creative problem-solving Oversee projects from initial concept to final release Apply Android development expertise to deliver high-quality apps that reflect planner5d’s vision

Become a Key Player in Shaping the Future of WorkdayIncubane — powered by VirtualResource (VR) — is a forward-thinking, technology-centric team focused on enhancing Workday with Extend services. We leverage AI automation and innovative applications to optimize HR systems within the Workday ecosystem. As part of our boutique consultancy, we are dedicated to transforming the HR tech landscape through deep expertise and cutting-edge tools.What Will You Do?We are in search of a driven Junior Developer eager to evolve into a Workday Extend Developer. This position offers a structured learning path, hands-on project experience, and mentorship opportunities with seasoned consultants.This role is crafted as a development journey — providing you the chance to enhance your technical skills while working with real client projects. You will begin by solidifying your knowledge in Workday Extend, Built on Workday, and enterprise cloud development, with the aspiration of becoming a proficient Workday Extend Developer capable of delivering impactful, scalable solutions.Collaborating with experienced Workday consultants and developers, you will gain insights into the complete application lifecycle, from requirements gathering to deployment and post-go-live support, while deepening your understanding of Workday HCM and Financial domains.If you are passionate about learning, cloud technologies, and developing business-oriented applications, this is a remarkable opportunity to specialize in a high-demand platform and fast-track your career.Key Responsibilities:Engaging in the complete development process of Workday Extend applications for client projectsCollaborating with clients and internal teams to gather, refine, and document business requirementsDesigning, building, and deploying custom applications utilizing Workday Extend and Built on Workday technologiesSupporting existing applications and troubleshooting issues as they ariseAcquiring in-depth knowledge of Workday Extend and its integration with core HCM/Financial modulesFostering strong relationships with clients to ensure that delivered solutions align with business needs and are commercially viableParticipating in team knowledge sharing and best practices, while escalating complex issues as necessaryAs an Incubane consultant, you will have the autonomy to manage your day, provided you meet your objectives and client expectations. Your team will often comprise a blend of on-site and remote members who will communicate through IM, video calls, and an online ticketing system.

Join Point72’s CFO Innovation Team as a Specialist, where you will play a crucial role in driving the evolution of finance through innovative solutions. In this dynamic position, you will collaborate with cross-functional teams to develop and implement financial strategies that enhance business performance and operational effectiveness.

Join our dynamic team as an Android Developer specializing in Kotlin. We are in the process of developing an innovative mobile application designed to facilitate scheduling and conducting inspections for field teams. This application will feature a Bluetooth module that enables seamless connectivity and configuration of inspection robots, enhancing the interaction between human operators and robotic systems.Key ResponsibilitiesArchitect and develop Android applications leveraging Kotlin.Implement Bluetooth Low Energy (BLE) modules for connecting, configuring, and managing inspection robots.Create robust scheduling and task management functionalities tailored for field inspection teams.Work closely with designers to ensure an optimized UI/UX experience for mobile applications used in challenging environments.Maintain application observability through effective logging, monitoring, and error reporting.Enhance quality assurance processes through unit testing, automated UI tests, and CI/CD pipeline management.

Join SKELAR, a pioneering Ukrainian venture builder committed to crafting international tech businesses. Working alongside our co-founders, we assemble talented teams aimed at achieving victory in global markets.Currently, SKELAR boasts a diverse portfolio of businesses across various sectors such as EdTech and marketplaces. Our startups are consistently recognized among Ukraine's top startups and product companies, achieving high rankings in the PlayStore and developing platforms utilized by millions. Our businesses have been featured in renowned media outlets like TechCrunch and Wired.We take pride in a robust team of over 1,000 experts with exceptional expertise and ambitious goals. Our people are our most valuable asset, and we strive to build businesses with the finest talents available in the market.We are currently seeking a Strong Middle/Senior Android Developer.PawChamp is a mobile application and online platform designed for pet parents—dog owners—providing them with resources to train their pets and learn more about dog care through 24/7 expert chats, our AI companion Pawchie, and educational materials developed with canine professionals. We deliver personalized daily lessons covering all aspects of dog training from basic commands to behavioral problem-solving. Our strategic goal is to become a leader in the global online dog training market, catering to all needs of pet parents and their dogs beyond just training.Recognized as Product of the Day on Product Hunt in October 2025.PlayStore rating: 4.2Intro video about the product: Watch hereChallenges awaiting you:- Support and enhance existing functionality; - Implement new features while adhering to agreed architectural approaches; - Ensure product stability and high quality through Unit and Integration testing; - Collaborate closely with a cross-functional team: from discussing logic with the Product Owner to aligning contracts with Backend and refining UI/UX with designers; - Involve in task decomposition, estimation, and collaborative sprint planning; - Actively influence improvements in workflows, technology stack selection, and development approaches within the team;What we value:Must have:4+ years of experience in Android development...

Saily, part of Nord Security, is looking for a Senior Android Engineer with strong Kotlin skills to help shape and improve our mobile applications. This role centers on building new features and refining app performance for a better user experience. What you will do Design and implement features for Android applications using Kotlin Work closely with cross-functional teams to deliver high-quality solutions Troubleshoot and resolve technical issues as they arise Maintain high coding standards throughout the development process Requirements Extensive experience in Android development Proficiency with Kotlin Strong problem-solving skills and attention to detail Comfort working collaboratively with diverse teams This position is based in Warsaw and offers the chance to work on challenging projects in a collaborative setting.

QED AI is an innovative technology firm committed to enhancing public health and food security across Sub-Saharan Africa. We specialize in developing digital infrastructure and AI solutions that bridge the gap between humanitarian aid and scientific research. Our initiatives include monitoring HIV and malaria, as well as analyzing crop and soil nutrients, with operations spanning several countries in Africa. Our funding is supported by notable philanthropic and governmental organizations, such as the Global Fund, Gates Foundation, CDC, and USAID.We are eager to welcome an Android Developer to our Warsaw team. Ideal candidates will possess the following skills:A minimum of 4 years of experience in developing Android applications with successful deployment on the Play Store.Proficiency in Kotlin for Android development, along with a foundational understanding of Kotlin coroutines.Experience with Android Jetpack components.Solid knowledge in software engineering principles, version control, writing clean and maintainable code, and understanding of data structures and algorithms.Fluent in English (C1 level) with strong verbal and written communication skills (minimum typing speed of 45 words per minute).Strong logical reasoning and the ability to articulate ideas effectively.An open-minded attitude towards collaborating with diverse cultures.Demonstrated emotional intelligence and resilience.A genuine passion for your work and a positive outlook, even amidst challenges.Additionally, the following skills will be considered a plus, though not mandatory:Experience leading a software engineering team.Interest or background in sustainable development goals related to public health and agriculture in developing nations.Experience in computer vision technologies.Familiarity with gRPC.What to expect from us:Unique and socially impactful projects.Minimal bureaucracy.Significant autonomy and ownership over your work.

Are you a talented Mobile Engineer skilled in iOS and Android development? Join our dynamic team at Saily, a leading tech company, where you will play a key role in shaping our mobile applications. We are looking for a passionate and innovative Senior Mobile Engineer to contribute to our exciting projects and help us deliver top-notch mobile solutions.Your expertise in mobile technologies will be crucial as you collaborate with cross-functional teams to design, develop, and maintain high-quality mobile applications. If you are eager to make a significant impact and thrive in a fast-paced environment, we want to hear from you!

Join Our Innovative TeamAt SumUp, we empower businesses—from cafes and shops to bars and salons—with our cutting-edge Point-of-Sale (POS) solution. This innovative platform offers a comprehensive array of features, including product catalogs, inventory management, business analytics, compliance support, and loyalty tools, designed to enhance operational efficiency and foster growth.Our POS solution seamlessly integrates into the SumUp SuperApp, supporting both our proprietary register hardware and mobile devices such as tablets and smartphones.Your Role as an Android EngineerAs a key member of our dynamic team, you will collaborate with Product Managers, Designers, Engineering Managers, and fellow engineers to drive the development of our mobile applications. We are transitioning towards a Kotlin Multiplatform (KMP) strategy, allowing for shared development across Android and iOS platforms. In this role, you will have the opportunity to learn, refine, and implement KMP technologies, significantly shaping the future of our mobile applications.We value user-centric design and seamless collaboration. If you thrive in a cross-functional environment and bring structure to communication, we want you on our team!

Saily, part of nordsec, helps travelers connect worldwide without roaming fees or plastic SIM cards. The service delivers fast, secure mobile data in more than 200 locations and supports millions of paying users, including hundreds of thousands of travelers at any given time. The team values an AI-native product engineering approach. Engineers at Saily take responsibility for the full product lifecycle, from early ideas through deployment. AI agents handle repetitive work, freeing engineers to focus on solving customer problems and building new features. How the team works Engineers design and deliver solutions to real customer challenges, owning projects from start to finish. AI tools automate routine tasks, letting the team work more effectively. Everyone can suggest and implement improvements to the platform. Continuous learning, curiosity, and sharing knowledge are core values. The main goal is to provide travelers with a smooth, reliable connection wherever they go. Culture and values Growth is valued over comfort. Contribution matters more than hierarchy. Impact takes priority over rigid processes. Team members receive the context, autonomy, and AI tools needed to excel.

Project OverviewWe are seeking dedicated and safety-conscious drivers to participate in a long-term field data collection initiative across various locations in Europe.The selected drivers will be responsible for operating project vehicles while adhering to established routes and driving scenarios specified by our client. This project is focused on gathering high-quality driving data to facilitate the development and testing of cutting-edge automotive technologies.The role begins with an initial training and testing phase, followed by consistent daily driving activities.

Are you ready to take your career to the next level as a Manual Tester? At Altersolutions, we are looking for passionate individuals to join our dynamic team in Warsaw. In this role, you will be crucial in ensuring the quality and functionality of our software products. Your keen eye for detail and commitment to excellence will help us deliver top-tier solutions to our clients.

We are seeking a talented Senior Data Engineer to join our dynamic team at inetum2. In this role, you will be responsible for designing, implementing, and managing data architectures that support our business objectives. You will work closely with data scientists and analysts to ensure the integrity and accessibility of data across our organization.Your expertise in data modeling, ETL processes, and cloud technologies will be essential in driving our data strategy forward.

Are you ready to lead and innovate in a rapidly evolving tech landscape? Join Telemedi as a Tech Lead!We are seeking a Tech Lead for our IT team to drive our ambitious growth while embracing AI in software development. As a Senior Developer, you will adeptly navigate an AI-integrated IDE, ensuring rapid delivery of business value through IT solutions without compromising on code quality.The old ways of IT are behind us; a new era of software development is here. At Telemedi, we are at the forefront of transforming the development process. By combining cutting-edge technologies with technical expertise and exceptional commitment, we can build more, faster, and better than ever before.Our developers work with Cursor AI (cursor.com), an IDE that revolutionizes programming paradigms. We can accomplish in hours what takes other developers days, and we expect the same from you.Apply if you:Desire to work in a product company with a fascinating and complex business domain where your contributions today yield measurable results tomorrow.Thrive on challenges and enjoy working with intricate applications.Flourish in a dynamic environment full of activity.Take initiative and continuously strive to elevate team standards.Feel a sense of responsibility for your work and your team.Welcomingly accept constructive feedback to enhance your performance.Enjoy understanding business needs and communicate effectively with others, not just in IT.Can swiftly and efficiently create quality applications/features.Are confident in your technical knowledge and can enhance application quality, including progressively improving legacy code.Proactively improve processes around you.Your Responsibilities:Set the benchmark for the IT team regarding work standards.Ensure high programming quality and fast task delivery both individually and as a team.Select tasks necessary for achieving business objectives (avoiding tasks that are not immediately beneficial).Participate in the end-to-end creation of IT solutions alongside business departments (here, IT is not a “silo”).Develop web applications (new features, bug fixing, refactoring) - engage in active programming.Contribute to designing the architecture of new solutions and development infrastructure.Participate in code reviews and maintain the quality of created solutions.Continuously enhance development process standards.Collaborate closely with the team (Developers, PMs/POs, QAs).

Role Overview Miratech is looking for a Senior Full Stack Developer with experience in Java and Angular. Based in Warsaw, this role joins an engineering team that delivers solutions for a range of client projects. What You Will Do Work on full stack development tasks using Java and Angular Collaborate with engineers to build and improve client-facing applications Contribute to project planning and technical discussions What We Offer Opportunities to develop technical skills in a team setting Collaborative work environment Projects that support client success

Join Our Innovative TeamAt SumUp, we are dedicated to transforming the way businesses operate through our cutting-edge Point-of-Sale (POS) solutions. Our platform empowers a diverse range of businesses, from cafes and bars to retail shops and salons, providing them with essential tools to enhance their operational efficiency and drive growth.Our POS system seamlessly integrates into the SumUp SuperApp, compatible with both our proprietary hardware and mobile devices, making it versatile and user-friendly.As a Senior Android Developer, you will work alongside a dynamic, multidisciplinary team, including Product Managers, Designers, Engineering Managers, and other talented engineers, to deliver exceptional mobile applications.Your RoleWe are transitioning to a Kotlin Multiplatform (KMP) strategy to facilitate shared development across Android and iOS platforms. In this position, you will not only enhance your skills but also play a pivotal role in implementing this innovative technology, influencing the future of our mobile applications.We are looking for a developer who prioritizes user-centric design, values precision, and excels in collaborative environments. You will bring clarity to communication and thrive within a cross-functional team.This is a B2B role based in Warsaw.Key ResponsibilitiesDevelop and implement new features for the item catalog within the SumUp SuperApp.Contribute to the architecture of the application and support our Kotlin Multiplatform strategy.Maintain and enhance our unified Android application, ensuring high-quality and scalable solutions across 60+ countries.Drive the evolution of our product by identifying opportunities for improvement and participating in daily decision-making.Create comprehensive documentation and execute robust testing for features prior to release.Collaborate closely with Designers, Product Managers, and Android engineers to ensure a cohesive user experience across platforms.Ideal Candidate ProfileOver 8 years of experience in mobile engineering, specifically with Android and Kotlin.At least 2 years of experience working with Jetpack Compose.A strong understanding of software design patterns (e.g., MVVM, MVI) and expertise in creating modular, scalable app architectures.Proficient in reactive programming concepts (Flow, Coroutines, and Concurrency).A solid grasp of testing best practices, ensuring high-quality deliverables.

Tietoevry is hiring an Android Framework Architect in Warsaw to guide the design and implementation of Android frameworks. This position shapes the technical direction for mobile solutions, focusing on improving user experience and supporting business goals. Role overview The Android Framework Architect leads architectural decisions and oversees the development of frameworks for Android platforms. Collaboration with cross-functional teams is central to this role, ensuring that architecture aligns with project requirements and delivery standards. Key responsibilities Design and implement Android frameworks for new and existing mobile solutions Work closely with engineering, product, and design teams to define architecture Support the delivery of high-quality software that meets user and business needs Location This position is based in Warsaw.

Founded in 1999 in Vienna, the Qualysoft Group is a dynamic, independent IT consulting and services company dedicated to enhancing the competitiveness and operational efficiency of our international clientele through cutting-edge IT solutions.Our expertise spans across various sectors, including financial services, telecommunications, automotive, and energy services. With a team of over 400 professionals across six subsidiaries, we are committed to delivering state-of-the-art solutions tailored to our clients' needs.We invite talented individuals to join our Qualysoft teams for exciting projects that offer continuous learning opportunities. We value honesty, development, and a stable work environment, while embracing the latest technologies. We look forward to receiving your application for the position detailed below!About the RoleWe are on the lookout for a skilled Unix/Linux Support Analyst to oversee and maintain our Linux and AIX server environments. This role prioritizes system stability, security, performance optimization, and seamless integration with enterprise monitoring solutions across both on-premise and cloud infrastructures.