Senior Android Developer - Core Team

We are seeking a highly skilled and passionate Senior Android Developer to join our dynamic Core Team at ajax. In this pivotal role, you will be responsible for designing, developing, and maintaining cutting-edge Android applications that deliver exceptional user experiences.As a Senior Android Developer, you will collaborate closely with cross-functional te…

Ajax Systems is an innovative full-cycle organization that transforms ideas into reality, encompassing everything from research and development to mass production and sales. Our expertise spans the manufacturing of advanced physical devices—integrating a variety of sensors and hubs—developing the associated firmware, creating robust server solutions, and releasing user-friendly mobile applications. Our dedicated team collaborates in our Kyiv office, enabling us to make all technical and product decisions locally, ensuring agility and cohesiveness.We are on the lookout for an experienced Android Developer to join our dynamic team and contribute to the evolution of products we are passionate about. We seek a candidate who takes pride in their work, ensuring exceptional user experiences and high-quality development standards. This is a unique opportunity to develop applications for one of Ukraine's leading hardware companies, impacting approximately 400 million active users worldwide. Soon, you will also have the chance to spearhead the development of several new products from the ground up.

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...

Speechify’s mission is to make reading accessible for everyone. Over 50 million people use our text-to-speech technology to turn everything from PDFs to news articles into audio, helping them read faster and remember more. Our products span iOS, Android, Mac, Chrome Extension, and Web App. We’ve been recognized as Chrome Extension of the Year by Google and received a Design Award from Apple in 2025. Our fully distributed team of about 200 includes frontend and backend engineers, AI researchers, and veterans from companies like Amazon, Microsoft, and Google. We also work alongside alumni from Stanford and founders of startups such as Stripe and Vercel. Role overview Speechify’s Android app leads the Play Store in text-to-speech. We’re hiring a Tech Lead for Android Core Product to guide feature development and improve the app’s core experience. This role is ideal for someone who thinks strategically, enjoys quick-moving projects, and cares about delivering a polished user experience. What you will do Lead technical direction for Speechify’s Android app Drive new feature development and refine existing functionality Collaborate with a global team in a flat structure that values technical leadership and results Promote high standards for code quality, performance, and user experience What we look for Strong work ethic and a drive to achieve results Clear, effective communication skills Experience leading Android development projects Comfort working in a distributed, collaborative environment Competitive spirit and a focus on delivering for users Interview process The interview process includes several technical interviews, usually completed within one week. Location This role is based in Kyiv, Ukraine.

Point Wild creates tools to help people protect their identities and personal data online. Backed by investors such as WndrCo, Warburg Pincus, and General Catalyst, the company develops cybersecurity products for current and future threats. Its portfolio includes VPN services like HotspotShield and Betternet, along with the UltraAV antivirus platform. Role overview The Senior QA Automation Engineer (Mobile/Android) will play a key part in ensuring the reliability of Point Wild’s global security products. This position centers on building and scaling automation for Android, with a strong focus on VPN and antivirus applications. The team uses agile methods and values quick, effective solutions that last. What you will do Develop and enhance the Android automation framework using Espresso and Kakao-Cup to support a growing range of security products. Create advanced test strategies for VPN scenarios, including those that involve varying network conditions and unstable connections. Collaborate with developers and other QA engineers to diagnose issues and provide detailed bug reports. Promote QA best practices and contribute to the ongoing QA strategy. Research and try out new testing tools and approaches to improve the QA process. Location This is a remote role open to candidates based in Ukraine.

Role overview Speechify is seeking a Tech Lead to guide the Android Core Product team based in Kharkiv, Ukraine. This position sets the technical direction for the team and plays a key part in shaping how users experience Speechify on Android devices. The Tech Lead partners with colleagues from various disciplines to deliver new features and ongoing improvements for the Android platform. What you will do Provide leadership and technical guidance to the Android Core Product team in Kharkiv Develop new solutions aimed at enhancing the Android user experience Work closely with product, design, and engineering teams to achieve project objectives Mentor junior developers, fostering knowledge sharing and promoting strong coding and design practices

Location: Fully remote (EMEA timezone)Start date: ASAPLanguages: Fluent English requiredIndustry: Cloud Computing / AI / European Deep-Tech SaaSAbout the RoleAt Pragmatike, we are proud to represent a pioneering European deep-tech company dedicated to creating a decentralized, energy-efficient alternative to conventional cloud services. Their innovative platform utilizes distributed bare-metal infrastructure with advanced automation capabilities, providing sovereign and high-performance computing for contemporary workloads.We are on the lookout for a Senior / Lead Android Engineer possessing a staff-level mindset and extensive experience in crafting robust, scalable Android applications. This highly technical position will emphasize mobile system design, performance optimization, and seamless integration with distributed backend systems.In this role, you will be pivotal in designing and advancing Android applications that connect with a decentralized cloud platform. You will work in close collaboration with backend, infrastructure, and product teams to deliver top-notch, high-performance, and secure mobile experiences. The ideal candidate will demonstrate autonomy, ownership, and strong architectural judgment.

Role overview The Android Framework Architect at Tieto Tech Consulting will play a central role in shaping frameworks that power advanced Android solutions. Based in Kyiv, this position involves close collaboration with engineers and designers to enhance both user experience and the overall functionality of mobile products. What you will do Design and develop Android frameworks that support both new and existing mobile applications Work with cross-functional teams to deliver solutions that meet high standards for usability and performance Apply technical expertise to help guide the direction of mobile technology projects Location This role is located in Kyiv.

Join our dynamic team at Sigma Software Group as a Game Developer, where your creativity and technical skills will bring innovative gaming experiences to life. You will work collaboratively with designers and artists to develop engaging and high-quality games for various platforms.

We are seeking a talented and motivated Middle Java/Kotlin Developer to join our innovative Cloud Development Department at ajax. In this role, you will work on exciting projects that leverage cloud technologies and have a real impact on our products and services.As a Middle Developer, you will be responsible for designing, developing, and maintaining high-quality software solutions. You will collaborate with cross-functional teams to ensure the successful implementation of our cloud strategies.

Miratech is looking for a Middle Java Developer in Bila Tserkva. This role centers on building and improving Java applications as part of a collaborative team. Role overview The Middle Java Developer will work on projects that require strong Java programming skills. Day-to-day tasks focus on developing, maintaining, and enhancing applications to meet project goals. What you will do Develop and support Java-based applications Collaborate with team members to deliver project requirements Contribute ideas and solutions to improve application performance Requirements Experience working with Java Ability to work as part of a team Strong problem-solving skills

Miratech is looking for a Middle Java Developer to join the team in Chernivtsi. This position centers on designing, developing, and maintaining Java applications. Role overview The Middle Java Developer works closely with colleagues from different disciplines to deliver quality software. This role involves participating in each stage of the software development lifecycle, from initial design through to ongoing maintenance. What you will do Design and build Java applications Maintain and improve existing software Collaborate with cross-functional teams on project delivery Contribute to all phases of the development process

United Tech is an innovative global IT product company dedicated to transforming the landscape of real-time social connectivity. With a user base spanning North America, Europe, LATAM, and MENA, we specialize in developing next-generation mobile and web applications focused on live streaming and social networking. Our platforms facilitate large-scale, interactive, and engaging connections, positioning us at the forefront of a market projected to surpass $206 billion by 2030. Established in Ukraine, we are rapidly expanding our global footprint.About the Role: We invite you to be a part of our dynamic team as we build a state-of-the-art global video chat platform. You will have the unique opportunity to contribute to the initial stages of product development, shaping its architecture and backend without the constraints of legacy systems. This role allows you to make impactful decisions, engage with cutting-edge technologies, and develop a scalable cross-platform solution for both web and mobile applications.

We invite you to join our dynamic team at Zeely AI as a Senior Node.js Developer. As part of our innovative team, you will contribute to developing cutting-edge products characterized by clean, efficient code, and audacious solutions. Your expertise will directly impact our stakeholders, influencing pivotal decisions and propelling product growth.Zeely AI harnesses the power of artificial intelligence to create viral user-generated content (UGC) videos and ad banners, facilitating effective advertising campaigns on platforms like Facebook and Instagram. Our mission is to help small businesses capture attention and achieve growth.With over 1 million users in the US, we proudly rank among the top three players in our market segment. Our product is robust and has experienced over 4x annual growth in the US. Our team consists of more than 130 dedicated professionals.As proud members of the Google for Startups Alumni community and official partners with Meta and TikTok, we have recently been recognized by Forbes as one of the Top 25 fastest-growing startups in Ukraine in 2024.

Your impactful role: As an iOS Developer, you will...Design, develop, and maintain innovative applications for the iOS platform, collaborating with a talented team.Engage with cross-functional teams to define, design, and implement new features that enhance user experience.Conduct unit tests to ensure code robustness, handling edge cases, usability, and overall application reliability.Identify and resolve bugs while continuously improving application performance.

Miratech is looking for a Middle Java Developer in Sumy. This position centers on designing and building software solutions as part of a collaborative team. The work involves contributing to projects that use modern technologies and approaches. Role overview This role focuses on both designing and implementing software. Collaboration with other skilled professionals is a key part of the day-to-day work. The projects aim to deliver new solutions and improvements. What you will do Design software components and features using Java Implement solutions as part of a team Contribute ideas and technical input to ongoing projects Requirements Experience with Java development Ability to work effectively in a team environment Interest in building new software solutions

Join Ajax Systems, the premier international technology firm and Europe's leading manufacturer of security systems, as a Senior Java Developer. We specialize in cutting-edge solutions for video surveillance, smart home technology, fire detection, and flood prevention. Our extensive product portfolio includes 180 advanced wireless and wired devices designed for security and automation, proudly protecting over 3.5 million users across 187 countries. With a skilled workforce of 4,100 professionals, we are committed to innovation and excellence in the security industry. We are seeking a talented, experienced, and technically adept Senior Java Developer to contribute to our dynamic team.

Miratech is looking for a Mid-Level Java Developer based in Rivne. This position centers on building and supporting Java applications for a range of client projects. Main responsibilities Design and develop Java-based software components Maintain and improve existing Java applications Work with colleagues from different teams to deliver solutions that fit client requirements Collaboration This role involves regular interaction with cross-functional teams. Expect to participate in discussions that shape software features and address technical challenges.

Miratech is seeking a Mid-Level Java Developer to join the team in Lutsk. This position centers on building and improving software solutions in collaboration with colleagues across various projects. Role overview This role involves hands-on Java development, working closely with other professionals to deliver effective solutions. Projects may vary, providing opportunities to expand technical skills and contribute to the team’s goals. What you will do Develop and maintain Java-based applications Work with team members to solve technical challenges Participate in project discussions and code reviews Requirements Experience with Java development Interest in software engineering and career growth Strong communication and teamwork skills

Miratech is looking for a Mid-Level Java Developer in Uzhhorod to help build software solutions for clients. This position centers on developing applications and working with colleagues from different specialties. Role overview This role focuses on designing and building Java-based software. Collaboration with cross-functional teams is a key part of the work, ensuring that applications meet client requirements and quality standards. What you will do Develop and maintain Java applications Work closely with team members from various departments Contribute to delivering software that addresses client needs Location This position is based in Uzhhorod.