Kotlin is quickly becoming the go-to choice for developers aiming to build mobile applications in 2025.
Its adoption is on the rise, as the platform saw an impressive 35% growth in libraries just in 2024. From shared business logic to creating a single codebase for Android, Kotlin is solving problems developers have faced for years.
However, the rapid growth has meant that there is a sheer abundance of Kotlin developers across the world. Finding the top Kotlin developers in 2025, which would also be the right one for your use case and target platforms, is becoming more difficult than ever. Simply because picking the wrong library costs time as well as leads to compatibility issues, technical debt, or performance trade-offs.
But this blog is here to help you find the best Kotlin developers in 2025 to make your decision-making easier and simpler.
Best Kotlin Developers In 2025
Founded in 2010, Futured is one of the top Kotlin developers in 2025. Operating from multiple locations, including Prague, Brno, and Vienna, the team of 50 permanent members has developed 250+ mobile applications.
Futured specializes in delivering top-notch mobile apps to both corporations and startups. Therefore, it has well-established processes and a well-coordinated team of mobile developers. It has served clients in the entire Czech Republic, Europe, Canada as well as the USA.
- Services & expertise: Mobile app development, UX, UI and QA
- Tech stack: Swift, Kotlin, Go, Node.js, React,
- Industries they serve: Automotive, eCommerce, Arts, Entertainment & Music, Financial Services, Government
- Clients: Avast, Cybex, Decathlon, HoppyGo, Jablotron, and Skoda, among others.
Droids on Roids is another name on the best Kotlin development companies list to hire in 2025. The agency is 100% office-based and provides its clients with a dedicated project team. It promises to provide the first app demo within only 7 days.
Headquartered in Wroclaw (Poland), the company also has offices in two other locations, including London and San Francisco. It has 12 years of experience and employs nearly 87 employees. To date, it has launched more than 130 apps and has partnered with clients from over 20 countries worldwide. It has an average 4.9 rating out of 5 from more than 70 reviews on Clutch.
- Services & expertise: Mobile app development, web app development, product design, design workshop
- Tech stack: Kotlin, Flutter, Dart, Swift, AWS, Terraform
- Industries they serve: Fintech, Mobile eCommerce, Lifestyle & Social, Healthcare
- Clients: Walt Disney, NCC (Sweden), Giphy Cam (USA), LiveChat (Poland), Knorr Bremes (Germany)
Headquartered in Wrocław, Poland, nomtek is a top Kotlin development company led by its chief executive officer, Krzysztof Choma. The company specializes in software development, including custom app development.
It started as a company back in 2009 when smartphones were new. So far, it has been successful in helping companies acquire new customers, showcase product capabilities, and convince investors with apps it built. It claims that its English-fluent team has 95% retention and ensures no project development disruption or delays.
- Services & expertise: Mobile, AI, and AR/VR app development and design
- Tech stack: Apple Vision Pro, Flutter, Kotlin, Ruby on Rails, Unity
- Industries they serve: Medical, Education, Retail, eCommerce, Supply Chain, Logistics, and Transport
- Clients: Porsche, Siemens Healthcare, Vogue, Snapdragon, Monster
Headquartered in Karlín, Czech Republic, Ackee provides mobile app development services for a social marketplace. The company works through the entire process, right from building to designing to roll out of the mobile apps on both Android and iOS platforms.
Ackee has been operating since 2012 and has completed more than 350 projects to date. It takes pride in its design, technological edge, and in-house team. It has more than 70 team members, with two other branches in Berlin and Prague. This is one of the best Kotlin development firms to hire if you’re searching for quality, efficiency, and budget-friendly services. The company also develops web apps, CMS, and backends.
- Services & expertise: mobile app development, design services
- Tech stack: Swift, Kotlin, Firebase, React Native, Flutter
- Industries they serve: Automotive, Consumer Products & Services, Financial Services, Supply Chain, Logistics, and Transport, eCommerce, Media
- Clients: Asahi, Shipmonk, WWF, KVIFF, Box Now, FlashSport, Glitter Finance, Travel Free, Voyo
If you’re looking to hire Kotlin developers in 2025, Konstant Infosolutions could be on your list. Founded in 2003, the company provides mobile app and web development for all your needs. It can help you build apps from scratch or do some extra development muscle for your internal projects.
The company, headquartered in Jaipur, India, has worked with hundreds of startups, small-medium enterprises and brands. Delivering the right business outcomes 5X faster than its competitors, Konstant Infosolutions can be proudly named one of the best Kotlin development companies to hire. This helps its clients monetize more effectively.
- Services & expertise: mobile app development, web development, CMS development, UI & UX designing
- Tech stack: Swift, Ionic, Flutter, Kotlin, ReactJS, Angular, React Native, Node.js, Laravel, PHP, Python, Postgres SQL, GraphQL, SQL
- Industries they serve: eCommerce, Consumer Products & Services, Arts, Entertainment & Music, Education, GPS, Navigation & GIS, Medical
- Clients: Volkswagen, Telemed, Nasm Edge, Festivity
Tapptitude is another company to watch out for if you are looking for Kotlin developers for hire. The firm, headquartered in Cluj-Napoca, Romania, provides custom mobile app development with its creativity and ability to deliver on complex tasks.
It has a comprehensive approach, along with flexible pricing. It was recognized as an Impact Star in Deloitte’s Technology Fast 50 Central Europe by Deloitte. Featuring the best Kotlin developers in 2025, the company has offices in London, United Kingdom, and New York, USA. Its workflows are based on lean principles, which include rapid prototyping techniques and agile development.
- Services & expertise: mobile development, AI/ML, Testing, Web & backend development, strategy, UX/UI design, product management
- Tech stack: React, React Native, Flutter, Swift UI, Kotlin, Node.js, Java, MongoDb, Next.js
- Industries they serve: Consumer Products & Services, Medical, Automotive, Financial Services, Arts, entertainment & music, Hospitality & leisure
- Clients: Neon Mango, Glorify, Wellory, Holler, Oxwosh, Tenor
Founded in 2013, Empat provides Kotlin development services to clients across the world. The firm employs a team of 120 professionals, with 85% of its developers having impressive fundamental education in IT or math. This makes it easy for the company to understand client needs to develop innovations or acquire new technologies.
To date, Empat has delivered more than 300 projects for 17 markets worldwide. The company, headquartered in Kyiv, Ukraine, claims that 90% of its customers are either located in the USA or Europe.
- Services & expertise: mobile app development, IT out-staffing services, product development, product validation, staff augmentation services, software development outsourcing, SaaS development
- Tech stack: Kotlin, PHP, Swift, Javascript
- Industries they serve: Medical, Financial Services, eCommerce, Education, Real Estate
- Clients: Fuel, Porsche, Panasonic, Heinemann, Transparency International Restream
Founded in 2009, techahead is a leading mobile app development company that caters to businesses of all sizes with its full range of mobile app development services from design to maintenance.
The company employs more than 250 professionals, including designers, developers, solution architects, and business analysts. Its creative UX/UI experts are based in Los Angeles, US, while programmers are based in New Delhi, India. It uses its 14+ years of experience to bring life to mobile apps with its creative UX/UI. It claims that to date, it has delivered more than 2000 mobile apps, digital platforms, and IoT solutions.
- Services & expertise: mobile app development, cloud & DevSecOps, IoT & custom software, design, enterprise solution
- Tech stack: Flutter, React Native, Kotlin, Swift
- Industries they serve: Financial Services, Information Technology, Medical, Real estate, Consumer Products & Services, Manufacturing
- Clients: American Express, Audi, Disney, AXA, ICC, Heatmiser, Adjust My Crown
Emizentech is another top mobile app development company specializing in delivering user-friendly mobile apps to its clients. It focuses more on user experience and innovative design than other aspects to create engaging, functional, and seamless apps for an exceptional user experience.
To date, it has launched more than 1000 projects. It has over 10 years of experience with more than 450 clients. It claims to have a retention rate of 90%. Headquartered in New York, NY, the company has offices in India, the UK and the UAE.
- Services & expertise: Mobile app development, web development, custom software development
- Tech stack: React Native, Xamarin, Kotlin, Ionic, Angular, Cordova/PhoneGap
- Industries they serve: eCommerce & Retail, Food & Beverage, Travel & Hospitality, Automotive, Media & Entertainment, Real Estate, Healthcare & Fitness, Banking & Finance, Logistics & Transport
- Clients: Talking Tomatoes, MYK, Groceryster, RichaBrothers, ASA Supplier Marketplace, Lista
JetRuby Agency, which itself started as a startup, has now evolved into a full-scale software development firm specializing in Kotlin development services. The company has partnered with numerous businesses to prototype, engineer, and launch innovative, client-centric software solutions.
The company has been 15 years in the market. It has eight development centers with more than 250 satisfied customers. It has a near-perfect rating on Clutch. It employs more than 300 in-house engineers. Its expertise lies in prototyping, engineering, and product launch.
- Services & expertise: Mobile app development, custom software development, Cloud solutions
- Tech stack: Ruby on Rails, Swift, React JS, Kotlin, Kubernetes, AWS, Node JS, Spree commerce, React Native, Elixir
- Industries they serve: Healthcare, Education, Social Media, Real Estate, E-Commerce, Marketplace, Travel, Logistics, Health & Fitness
- Clients: Moments NFC, LOOP Messenger, MOVE Shanghai, Campus Guard Pro
Conclusion
Finding the right talent to build a high-quality application can be a game-changer for your business. The firms listed here represent some of the best app development companies in the world, with exceptional services and expertise across industries.
Whether you want to hire Kotlin developers for a short-term project or need ongoing support, these companies can help you out with their technical proficiency and proven results. Explore your options, evaluate your needs, and take the first step toward creating a future-ready app with one of these top Kotlin developers in 2025!
If you want to feature your Kotlin development company on this list, contact us via email or submit a form in the Top Choices section. After a thorough assessment, we’ll decide whether it’s a valuable addition.
