Top 100 IT Services Software Development Companies
The Best of December 2025Looking for a top it services custom software developer?
Software developers own the process of transforming data into an organized structure for a product such as a mobile app or website. As you tackle complex development projects to grow your business, you'll need the right partner for your needs.
Check out our directory of IT Services software development companies. Browse reviews and ratings and scan by industry or specialty to find the company that's the best fit for you.
List of the Best Tech Custom Software Developers
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$25,000+10 - 49 employeesMedina, WAFlower Press Interactive is a small user experience agency launched in 2001. Their team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more. The company is located in Medina, Washington.Read More
Industries
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$10,000+10 - 49 employeesJohannesburg, South AfricaRead More
Mobile application development firm CubeZoo was established in 2011. In Johannesburg, South Africa and London, England, their small team specializes in Mobile App Development, Web Development, Artificial Intelligence, UX/UI Design, and more.
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151$10,000+50 - 249 employeesDnipro, UkraineRead More
Headquartered in Dnipro, Ukraine, Centum-D is a custom software development firm. The small firm was established in 2010. Their services include custom software development, web development, mobile app development, product design, and more.
Clients
ERP (Enterprise Resource Planning) system tailored for website link-building services requires integrating several specialized modules to manage projects, track performance, handle client relationships, and automate routine tasks. CRM (Customer Relationship Management) system tailored to the legal niche with functionality similar to ClickUp or other task management systems involves integrating several features specific to the needs of legal professionals. CRM (Customer Relationship Management) system that allows for the measurement of impacts, humidity, temperature, and other parameters for vaccines involves integrating several key components to ensure the safe and effective management of vaccines. CRM system specifically tailored for job seekers and vacancies, with advanced algorithms to match candidates with job openings, involves integrating several key features and steps to ensure efficient and effective recruitment processesIndustries
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152$10,000+10 - 49 employeesWrocław, PolandRead More
Codedose is a web applications software house based in Wrocław, Poland and founded in 2013. They comprise 21 employees specializing in Java, bespoke software, database systems, and MuleSoft. They work with small, midmarket, and large companies, particularly in finance, business services, and IT.
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153$10,000+50 - 249 employeesWarszawa, PolandRubyroid Labs is a midsize IT staff augmentation company located in Warszawa, Poland and Springfield, Illinois. Launched in 2013, the team offers IT staff augmentation, UX/UI Design, Custom Software Development, Web Development, and more.Read More
Clients
Big Purple Dot, Volvo, Mastercard, Zeitview, Sail Croatia, VolitionIndustries
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154$25,000+50 - 249 employeesChicago, ILRead More
KitelyTech is a full-service technology, design, and development company that's been around since 2009. Headquartered in Chicago, IL, the company is composed of about 10 employees who are skilled in web, software, mobile app, and e-commerce development. Other services include web design and user experience design and SEO.
Industries
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155$50,000+250 - 999 employeesC1425BYF, ArgentinaBased in Miami, Florida; C1425BYF, Argentina; Jesús María, Peru and Montevideo, Uruguay, Coderio is an IT staff augmentation company. The midsize team specializes in IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more and was founded in 2017.Read More
Clients
Coca-Cola McDonald's Visa FedExIndustries
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156$50,000+250 - 999 employeesUnterschleißheim, GermanyGP Solutions is a midsize software development company. Based in Unterschleißheim, Germany; Miami Beach, Florida; Dubai, United Arab Emirates and Warszawa, Poland, the company was founded in 2002. Their team focuses on Custom Software Development, Web Development, Enterprise App Modernization, Web Design, and more.Read More
Clients
Air Canada EF Education First LexisNexis Customers.aiIndustries
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157$25,000+50 - 249 employeesSahibzada Ajit Singh Nagar, IndiaRead More
Apptunix is a Sahibzada Ajit Singh Nagar, India-based mobile application development company. The midsize company was launched in 2013. Their team offers Mobile App Development, Custom Software Development, Artificial Intelligence, IT staff augmentation, and more.
Industries
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158$50,000+250 - 999 employeesPinecrest, FLTeravision Technologies, a custom software development company, is based in Pinecrest, Florida; Bogotá, Colombia and Ciudad de México, Mexico. They provide Custom Software Development, Artificial Intelligence, AI Consulting, Digital Strategy, and more and were founded in 2002.Read More
Clients
UnicefIndustries
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159$50,000+50 - 249 employeesBelfast, Northern IrelandRead More
Instil Software is a software engineering firm based in Belfast, Northern Ireland. Founded in 2005, Instil has about 30 employees that work across a variety of industries. They offer custom software development, mobile app development, cloud consulting and software integration, IoT, and web development.
Industries
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160$10,000+10 - 49 employeesWebster Groves, MOSketch Development is a software development company. Founded in 2015, the small company is in Webster Groves, Missouri and Pittsburgh, Pennsylvania. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, AI Consulting, and more.Read More
Clients
Reinsurance Group of America (RGA) bioMerieux CareSource CENTEGIXIndustries
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161$10,000+50 - 249 employeesAtlanta, GAIntuitio Labs is a custom software development firm in Atlanta, Georgia; Reading, Massachusetts; Bradenton, Florida and Martínez, Argentina. The midsize agency was founded in 2018. Their services include Custom Software Development, UX/UI Design, Mobile App Development, and Web Development.Read More
Clients
TmroIndustries
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162$10,000+250 - 999 employeesHanoi, VietnamPowerGate Software is an app development firm. Founded in 2011, the midsize firm is located in Hanoi, Vietnam; Iowa City, Iowa; Birdham, England and Montréal, Canada. Their team focuses on Mobile App Development, Web Development, UX/UI Design, Custom Software Development, and more.Read More
Clients
Pitago, Beam, Ally.ioIndustries
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163$25,000+10 - 49 employeesViana do Castelo, PortugalFounded in 2009, Untile is a custom software development firm. The small team offers Custom Software Development, UX/UI Design, and Mobile App Development. The firm is based in Viana do Castelo, Portugal.Read More
Clients
Uphold i-charging Barkyn ArturaiIndustries
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164$5,000+50 - 249 employeesHashlogics, a custom software development company, is headquartered in Newark, Delaware and Lahore, Pakistan. The midsize company was founded in 2018. Their team specializes in Custom Software Development, Mobile App Development, Artificial Intelligence, Web Development, and more.Read More
Industries
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165$5,000+50 - 249 employeesL'viv, UkraineRead More
Web development company NERDZ LAB is in L'viv, Ukraine and Tallinn, Estonia. The midsize team provides Web Development, Mobile App Development, Custom Software Development, UX/UI Design, and more. The firm was founded in 2017.
Clients
Reebok Fitness Patient Perfect Rosecut TriCanIndustries
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166$10,000+10 - 49 employeesLisboa, PortugalIn Lisboa, Portugal; Sydney, Australia; Amsterdam, Netherlands and New York, New York, Enkonix is an artificial intelligence company and custom software development company. They focus on Artificial Intelligence and Custom Software Development and were founded in 2016.Read More
Clients
NuTheorieIndustries
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167$25,000+50 - 249 employeesMontevideo, UruguayRead More
Capicua is a full-cycle digital agency based in Montevideo, Uruguay, and founded in 2010. Their team of 23 employees specializes in custom software development, UX/UI design, and mobile app development.
Clients
KÜHLIndustries
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168$10,000+250 - 999 employeesWalnut Creek, CASolvd, Inc. Is an IT staff augmentation company. The midsize team is based in Walnut Creek, California; Chernivtsi, Ukraine; Tandil, Argentina and Kyiv, Ukraine. Their services include IT staff augmentation, Custom Software Development, Web Development, and Application Testing.Read More
Clients
NerdWalletIndustries
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169$1,000+10 - 49 employeesAlba Iulia, RomaniaRead More
tagDiv is a web development and design company based in Alba Lulia, Romania. The company, founded in 2010, has team of around 15 that provides web development, web design, and custom software development services to various companies and institutions.
Clients
McDonald'sIndustries
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170$5,000+50 - 249 employeesMonterrey, MexicoRead More
Axented is a Monterrey, Mexico-based custom software development firm. The midsize team provides Custom Software Development, PEO/Employee Leasing, UX/UI Design, IT staff augmentation, and more. The agency was founded in 2010.
Clients
InsuredIndustries
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171$5,000+10 - 49 employeesKharkiv, UkraineSoftware development company Roobykon Software is based in Tallinn, Estonia and Kharkiv, Ukraine. They provide Custom Software Development, Web Development, Web Design, Mobile App Development, and more and were established in 2011.Read More
Clients
Ki-KayaksIndustries
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172$25,000+50 - 249 employeesMontevideo, UruguayCodigoDelSur is a midsize mobile application development firm established in 2007. Their team specializes in Mobile App Development, Custom Software Development, Web Development, and Artificial Intelligence. The agency is based in Montevideo, Uruguay.Read More
Clients
Grubhub Shutterfly Uplift MoviepassIndustries
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173$10,000+250 - 999 employeesHo Chi Minh City, VietnamSaigon Technology, a custom software development company, was established in 2012. The agency provides Custom Software Development, Web Development, Mobile App Development, IT managed services, and more and has a midsize team. The agency is based in Reston, Virginia; Reston, Virginia; Singapore and Ho Chi Minh City, Vietnam.Read More
Clients
WELIO YPO Lucette One HarvestIndustries
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174$10,000+1,000 - 9,999 employeesSan Jose, CADevsinc is a San Jose, California-based web development firm. The large team focuses on Web Development, Mobile App Development, AR/VR development, Custom Software Development, and more. The company was founded in 2009.Read More
Clients
Xiaomi Levis Al-Jouf (JADCO) Al Rajhi Bank (Saudia Arabia)Industries
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175$10,000+50 - 249 employeesSan Francisco, CAScaleTech Solutions, a custom software development company, was launched in 2017. The agency focuses on Custom Software Development, IT managed services, Mobile App Development, E-Commerce Development, and more and has a midsize team. The agency is in San Francisco, California; Frankfurt am Main, Germany and Ahmedabad, India.Read More
Industries
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176$25,000+250 - 999 employeesSan Diego, CAHeadquartered in San Diego, California; Wrocław, Poland; San Rafael, Costa Rica and Warszawa, Poland, EffectiveSoft is an AI Agents company. The midsize firm was founded in 2003. Their services include AI Agents, Custom Software Development, cloud consulting & SI, Artificial Intelligence, and more.Read More
Industries
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177$10,000+50 - 249 employeesLondon, EnglandEmvigo Technologies Ltd, a software development company, was established in 2012. In London, England; Kochi, India and Dammam, Saudi Arabia, their midsize team provides Custom Software Development, Mobile App Development, Web Design, cloud consulting & SI, and more.Read More
Industries
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178$10,000+50 - 249 employeesKarur, IndiaMallow Technologies Private Limited is a midsize Karur, India-based software development firm. They offer Custom Software Development, Web Development, Artificial Intelligence, Mobile App Development, and more and were launched in 2010.Read More
Clients
FleetRover Karur Vysya Bank Gist Agent MethodsIndustries
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179Undisclosed50 - 249 employeesMalvern, PAAllianceTek is a Malvern, Pennsylvania-based custom software development firm. The midsize team specializes in Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more. The agency was launched in 2004.Read More
Clients
National Football League Walmart Johnson & Johnson GenpactIndustries
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180Undisclosed1,000 - 9,999 employeesTampa, FLNIX is a Tampa, Florida-based cloud consulting & SI company. The large team offers cloud consulting & SI, IT staff augmentation, Custom Software Development, Web Development, and more and was launched in 1994.Read More
Industries
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