Find a company

Since 1999, UST has collaborated with the world's leading companies, creating a powerful impact through transformation. Our digital solutions, proprietary platforms, engineering expertise, R&D, and innovation ecosystem transform key challenges into impactful, disruptive solutions. With deep industry knowledge and a future-ready approach, we bring expertise, innovation, and agility to our clients’ organizations—delivering measurable value and driving positive, lasting change for them, their customers, and communities worldwide. In 2022, UST expanded its presence in Eastern Europe by acquiring the Ukrainian outsourcing company ITernal Group, marking its first office in Ukraine. This acquisition strengthened UST’s position in the Ukrainian market and contributed to the development of the local IT ecosystem. (inventure. com. ua).  In 2024, UST further expanded its SAP partnership into the Ukrainian market in the Sell and Service areas, achieving Silver partnership status.  Together, with 30,000+ employees across 30+ countries, we build for boundless impact—touching billions of lives in the process. For more insights, watch this discussion.  

ARTJOKER is a full-scope outsourced software consulting company that provides product discovery, custom software solutions, and cost-saving DevOps services for startups, medium-sized businesses, and large corporations in Fintech, Ecommerce, Real Estate, and Logistics. We focus on integrating AI into our solutions to enhance innovation and efficiency. For 18 years, ARTJOKER, as an EU-based company, has been a reliable partner for businesses in Western Europe, Israel, and the USA. Our team offers expert engineering support and valuable insights to help our clients solve their most challenging business problems.

Leobit is a full-cycle . NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 170+ talented software engineers, architects, QA experts, and UI/UX designers. Our Achievements:Microsoft Solutions Partner - Digital & App InnovationISO 9001:2015 and ISO 27001:2022 CertifiedISTQB Gold PartnerTop . NET Developers in 2025 by ClutchCustomer Service Department of the Year in 2025 by Stevie® AwardsLeobit has successfully delivered over 150 well-designed and well-factored web & mobile applications to technology companies ranging from Fortune 500 firms to Silicon Valley startups. Our Services:. NET software developmentAI/LLM software developmentCustom software developmentDedicated development teamWeb app developmentMobile app developmentCloud developmentSoftware architecture designUI/UX designBusiness analysisQuality assuranceApp support & maintenanceTechnology consultingOur Key Technologies:Microsoft Stack: . NET, ASP. NET, C#, Azure, WCF, Entity Framework, MaUI, BlazorWeb/Frontend: React, Angular, Vue, jQuery, TypeScriptBackend: . NET Core/C#, Ruby, Node, PHP, PythonMobile Technology Stack: iOS, Android, Flutter, Swift, KotlinAI integration

You’ve got the strategy. We turn it into working solutions. For 20+ years, Sigma Software has worked with Fortune 500 companies, global vendors and technology start-ups. Our mission is to help innovation leaders move critical initiatives forward by aligning teams, systems, and priorities. With 1,800 engineers in AI, data, cloud, embedded, and cybersecurity, we deliver solutions that scale and last, with ISO-certified quality, security, and compliance embedded from day one. Strategic Initiatives we support:AI Adoption – use AI where it brings tangible value, starting from first pilots and scaling to wider use. Digital Product Innovation – create new software or add digital layers to existing products and services, built with security and compliance in mind. Experience Design – shape journeys across apps and portals so users reach the right outcomes with less friction. Regulatory Compliance – navigating the regulatory landscape complexity and translating standards into working processes for audit-ready operations. Operational Efficiency – replace slow or manual work with modern, automated solutions that cut cost and effort. Managed Services – ensure stability, security, and uptime without draining internal teams. Our work goes beyond solution delivery. Sigma Software Labs works with startups to shape and test new ideas. Sigma Software University not only grows future engineers but also helps our clients build internal capabilities through tailored literacy programs and training. Our R&D teams experiment with emerging technologies early, so when they become relevant, our clients can adopt them faster and with less risk. Together, this cycle of delivery, learning, and exploration makes us better partners and strengthens the outcomes we deliver.

Stfalcon has been developing custom web services and mobile apps for over 15 years. Since last year, we've managed to get 15 new projects; the number of employees at Stfalcon has increased by 20%. We operate a management system to the requirements of ISO 9001: 2015. Services we provide:Discovery Phase in 4-6 weeksUI/UX DesignDedicated teamsWeb/Mobile developmentCross-platform app developmentMVP for startups in 2-3 monthsDevOpsOur expertise includes:FinTech / Blockchain / Crypto app developmentTransportation and Logistics Software SolutionsIT solutions for automation in the medical fieldSince 2009, our projects have included Nova Post (the top private parcel delivery service in Ukraine), MeinfernBus (the most prominent German bus operator), CRM, ERP, TMS, and apps for taxi and booking. Contact us, and we will be happy to create something awesome for you!

Ciklum is a global Experience Engineering firm that stands at the forefront of innovation, blending next-generation product engineering, exceptional customer experiences, and cutting-edge AI. Its global team of over 4,000 highly skilled engineers, experience design specialists and consultants joins forces to engineer technology that paves the way for the future of your business.

UKEESS Software House is a custom software development and consulting company. Our services are not limited to outsourcing for software vendors and custom application development for ultimate customers. We also provide augmentation services for your existing teams, creating small development excellence teams for your enterprise, BP modeling and analysis, quality and comprehensive testing for existing software solutions, full-time software support for developed solutions, IT consulting, and remote administration.

We create memorable digital experience. URBSoft is a team of young and ambitious people who will help you look at your product with new eyes! Our Mission: We are here to develop for you a quality product that will take your business to a whole new level. We work and improve every day so that the difference between expectation and reality is minimal. Our Values: Efficiency We know which resource is the most valuable, and we respect our client's time. That's why our team is always ready to meet tight deadlines while doing quality work! Trust. We work for the future, so we will do everything to make you remember us only in a positive way! Quality. As banal as it may sound, but it is no less important. In our view, quality is the work that makes you say "Wow, that's what we wanted! Our Philosophy: We are the ones who do our work with a smile on our faces. We are the ones who are not pissed off by the word "edit". We are the ones who create a product as if it were for ourselves. We are those who believe in a powerful symbiosis of enthusiasm and great skills. We believe this list will grow. But for now, it's the foundation by which we are already prepared to do the possible and the impossible! There are no limits to perfection, but we are constantly looking for them! That is why the final result is so important for us, which will lead us and our client to a new level of success. We are ready to prove all the above not only in words but also during cooperation!

30 Years of Future-Proof Software Excellence For over three decades, we’ve delivered world-class software to Fortune 500 companies and innovative startups, navigating every economic climate to optimize production costs and maximize ROI. Our clients trust us to solve complex business challenges with top-tier technical expertise, leading to increased revenue, secured investments, and improved margins. All our technical talent is in-house; we never outsource. We prioritize urgency, clear communication, and the execution power of a large enterprise. With continuous software lifecycle support, we ensure your technology projects consistently meet your business goals. Waverley’s specialists confirmed their competence in: AI & Chatbot development Software product engineering Enterprise digital transformation and consultation Cloud Migration & DevOps IoT architecture & delivery. Proven by Multiple Awards and Listed In: Top 1 Chatbot Companies in Ukraine by The Manifest, 2024 Top 5 Robotics Companies by Clutch, 2024 Top 5 AI Developers by Clutch, 2024 Top 5 Latin America Java Developers, 2024 Top 10 Ukraine Custom Software Developers by Clutch, 2024 Top 10 Eastern Europe IoT Companies by Clutch, 2024 Top 15 Top Diversity & Inclusion Software Development Companies by Clutch, 2024 Top 20 Machine Learning Companies in Eastern Europe by Clutch, 2024

Teamvoy is a technology consulting and custom software development company that helps businesses bring digital ideas to life. For over a decade, we’ve delivered tailored, scalable, and high-quality solutions across a range of industries including Banking, Insurance, Manufacturing, Healthcare, Retail, and Logistics. We go beyond simply building software — we act as a strategic partner, committed to long-term collaboration, open communication, and full transparency throughout every project phase. We specialize in:- Custom software product development- System modernization- IT audit and cost optimization- Digital product design- Proof of Concept (PoC) developmentOur teams are experienced in both established and emerging technologies, including AI, cloud, data, IoT, and blockchain. Technology expertise includes:Web: Ruby on Rails, Java, JavaScript, Node. jsMobile: iOS, Android, React Native, Swift, Kotlin, FlutterBlockchain: Solidity, Solana, EthereumWith 11+ years of experience, 150+ projects delivered, and 70+ engineers on board, Teamvoy is trusted by companies around the world to solve complex challenges through technology. Let’s build the future together. 📧 contact@teamvoy. com🌐 https://teamvoy. com/

SOFTWARE DEVELOPMENT & MANAGED SERVICES FOR AWS-BASED BUSINESSESWe build, modernize, and support software products optimized for cost, security, and top performance. By partnering with Romexsoft, you gain the benefits of a high-performing in-house team — without the overhead costs. Established in 2004, Romexsoft is an AWS Advanced Tier Services Partner, a trusted software development vendor, and a managed services provider. We have a proven track record in industries such as Healthcare, Biotech, Fintech, E-commerce, EdTech, and AdTech. Our services:- Custom Software Development (web and mobile)- AWS Cloud Consulting- Software Testing- DevOps Services (24x7 AWS DevOps Support, Cost Optimization, Security Optimization, Modernization, CI/CD)Expertise:- Cloud Application Development- Application Modernization- AWS Cloud Migration- Infrastructure on AWS- DevOps Services- 24x7 DevOps Support

Prozori Solutions is a Ukrainian software development and R&D company committed to empowering businesses, startups, and public sector organizations with secure, scalable, and high-performance software solutions. With over 15 years of experience and a team of 80+ professionals, we leverage cutting-edge technologies to drive digital transformation, streamline operations, and foster innovation. Beyond technology, we actively contribute to social impact initiatives, playing a key role in Ukraine’s digital transformation, particularly in Education, Procurement, and Healthcare. Our solutions help modernize public services, improve accessibility, and enhance transparency.