Senior Android Engineer | Staff | Kotlin | Saily

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

About Growe Growe is a business advisory and services group focused on the iGaming and Entertainment sectors. The company develops strategies and scalable solutions to help businesses adapt, enter new markets, and build long-term success. Role Overview: Support Team Lead Based in Warsaw, the Support Team Lead manages a team of Level 1 support engineers working around the clock in a 24/7 shift system. This position centers on ensuring reliable support operations, meeting Service Level Agreements (SLAs), and strengthening incident management practices. Key Responsibilities Lead and supervise a team of Level 1 support engineers in a 24/7 shift environment. Maintain high standards for support operations and ensure all SLAs are met. Act as the main escalation point for critical incidents. Improve incident management processes and workflows. Encourage operational excellence and drive continuous improvement efforts. Collaborate closely with Level 2/Level 3, Site Reliability Engineering (SRE), and DevOps teams. Build and support a strong, accountable, and high-performing support team.

We are seeking a dedicated and skilled Security Team Lead to join our dynamic team at joinus. In this pivotal role, you will be responsible for overseeing the security operations of our organization, ensuring the safety and security of our assets, employees, and clients. You will lead a team of security professionals, implementing best practices and innovative strategies to enhance our security posture.

Join Nord Security's B2B division where we create cutting-edge cybersecurity solutions, empowering businesses to safeguard their data and operations.Our multidisciplinary teams collaborate effectively across product development, engineering, sales, marketing, and data analytics to deliver robust, scalable solutions that are trusted by organizations worldwide.Your role? Drive the success of our affiliate marketing initiatives, facilitating the protection of businesses globally.

Role Overview CD PROJEKT RED is looking for an ERP Team Lead in Warsaw. This role oversees the implementation and ongoing improvement of Enterprise Resource Planning (ERP) systems. The ERP Team Lead manages a skilled group, coordinates integration of business processes across different departments, and works to improve efficiency and support company growth.

SoftwareMind seeks a WEBCON Consultant / Team Lead in Warsaw. This position centers on digital transformation and process automation for clients aiming to streamline operations and boost collaboration. Role overview As a WEBCON Consultant / Team Lead, the work involves guiding organizations through changes that improve business processes. The focus remains on helping clients adopt automation tools and strategies that support efficiency and teamwork. Location This role is based in Warsaw.

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 designer to enhance your living or workspace; we believe in making the customization of dream homes accessible to everyone.Our cross-platform services include Web, iOS, Android, Windows, and MacOS, ensuring seamless synchronization for our users. Planner 5D is not just software; it's a vibrant community of passionate professionals from diverse backgrounds, collaborating across time zones with a unified goal of revolutionizing the home design industry.We are continually seeking like-minded talent who are eager to take initiative and drive innovation within our expanding suite of tools. Join us in shaping the future of home design!We are on the lookout for a skilled Android Engineer to develop next-generation mobile experiences for millions of users. You will collaborate with AI-driven 3D design tools, enhance performance, and test new features to push the boundaries of possibility. If you appreciate clean and reliable code, thrive in a strong team environment, and are passionate about modern technologies, we invite you to join us in shaping the future of home design!

We are seeking a dynamic Channel Deal Desk Specialist - Team Lead to join our team in Warsaw. In this pivotal role, you will oversee the channel deal desk operations, ensuring efficient processing of deal requests, while also mentoring and guiding a team of specialists.As a leader, you will play a crucial role in optimizing our processes, enhancing collaboration between departments, and driving strategy to maximize channel partner success. Your analytical skills will be vital as you evaluate deal structures, assess profitability, and provide insights to improve our sales strategies.

Join SKELAR, a pioneering venture builder committed to establishing international tech businesses. We partner with co-founders to assemble strong teams that excel in global markets.Currently, SKELAR manages a diverse portfolio of businesses across various sectors, from EdTech to marketplaces. Our ventures have been recognized as top startups and product companies in Ukraine, featuring prominently in AppStore rankings and creating platforms used by millions. Notable media outlets like TechCrunch and Wired have covered our businesses.We take pride in our robust team of over 1,000 specialists, each possessing exceptional expertise and ambitious goals. Our people are our greatest asset, and we strive to build businesses alongside the best talent available.We are currently seeking a Golang Backend Team Lead for PawChamp, a mobile application and online platform designed for dog owners. PawChamp enables pet parents to train their dogs and learn more about care and training through 24/7 chats with experts, the AI companion Pawchie, and educational materials developed in collaboration with dog trainers. Our aim is to provide personalized daily lessons covering all aspects of dog training, from basic commands to addressing behavioral issues. Our strategic goal is to become the leading player in the global online dog training market, fulfilling all needs of pet parents and their dogs beyond training.In October 2025, we earned the title of Product of the Day on Product Hunt.App Store rating: 4.8Intro video about the product: https://www.youtube.com/watch?v=D3vURwhmufgKey Challenges:Enhancing the backend for our mobile products and the PawChamp web platform.Leading, coordinating, and developing the backend development team.Collaborating with stakeholders.Ensuring high code quality and adherence to best development practices within the team.Interacting with adjacent teams to improve system component interaction and optimize processes.Enhancing code, architecture, services, and development approaches.What We Value:

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!

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...

Waymo is a leader in autonomous driving technology, striving to be the world's most trusted driver. Originating from the Google Self-Driving Car Project in 2009, Waymo has dedicated itself to creating the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access and save lives lost in traffic accidents. The Waymo Driver is the backbone of our fully autonomous ride-hail service and is adaptable to various vehicle platforms and use cases. With over ten million rider-only trips completed and more than 100 million miles driven autonomously on public roads, Waymo is setting the standard in the industry.The Depot UX team is on the lookout for a forward-thinking engineer to develop tools that empower our enterprise partners in managing, maintaining, and scaling our autonomous vehicles across the globe.This team is dedicated to crafting innovative solutions for Commercial RO Managers and depot field operators, with a core mission to transform depot operations by providing intuitive and efficient user experiences.In this role, you will design, own, and deploy a suite of essential mobile and web applications that serve as the intelligent backbone for vehicle readiness, complex servicing protocols, and real-time fleet visualization. This is your opportunity to shape the operational future of autonomous transportation.This position is hybrid, reporting to an Engineering Manager.

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.

Join Us in Revolutionizing Password Security!At NordPass, we are dedicated to making password security seamless and straightforward. Our mission is to ensure that managing logins is both safe and easy. Be a part of the innovative team that powers NordPass—a trusted password manager used by over 7 million individuals and more than 10,000 companies worldwide to protect their sensitive information, including credentials and payment details.Your Role: As an Android Developer, you will play a pivotal role in enhancing our applications, enabling millions to secure their digital identities. You will contribute to developing intelligent and secure login solutions that empower users globally.

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.

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.

Join moss as a Senior Mobile Engineer specializing in Android development. We are seeking a passionate and innovative engineer to lead our mobile projects, enhance user experience, and contribute to a dynamic team. Your expertise will help shape the future of our mobile applications, ensuring they are robust, user-friendly, and scalable.

Are you an experienced Android Engineer with a passion for Kotlin? Join the innovative team at Saily, where we are dedicated to creating cutting-edge applications that enhance user experiences. As a Senior Android Engineer, you will play a crucial role in designing, developing, and maintaining high-quality mobile applications. Collaborate with cross-functional teams, contribute to architectural decisions, and mentor junior developers in a dynamic and supportive environment.