Top 100 Application Modernization Companies in Poland
The Best of December 2025Looking for a top legacy modernization service in Poland?
Application modernization companies can help create new business value from existing applications. Finding the right company to partner with, however, can be an overwhelming process.
To assist you in your search for a partner, we’ve compiled this list of the top application modernization services in Poland. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best Poland Enterprise Application Modernization Services
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91$10,000+10 - 49 employeesWarszawa, PolandEXPinIT Poland is an IT staff augmentation company. They offer IT staff augmentation and Application Testing and are located in Warszawa, Poland.Read More
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92Undisclosed50 - 249 employeesKraków, PolandMOBILTEK S.A. Mobile Technology Center, a mobile app development firm, is based in Kraków, Poland. Launched in 2002, the team specializes in Mobile App Development and Custom Software Development.Read More
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93$10,000+2 - 9 employeesGdynia, PolandWeb24.com.pl Sp. Z o.o. Is a web development firm launched in 2008. Their services include Web Development and Web Design.Read More
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94$1,000+2 - 9 employeesBiałystok, PolandLaunched in 2020, subvise is a small Białystok, Poland-based web development company. Their team specializes in Web Development and Enterprise App Modernization.Read More
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95$5,000+50 - 249 employeesWarszawa, PolandCRM consulting and SI company OneDynamics was established in 2015. The team provides CRM consulting and SI and Custom Software Development.Read More
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96$1,000+2 - 9 employeesSiemianowice Śląskie, PolandThe Code Brothers Sp. Z o.o. Is an app development firm. The firm is located in Siemianowice Śląskie, Poland. Their team offers Mobile App Development and Custom Software Development.Read More
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97$75,000+50 - 249 employeesKraków, PolandGravity9, a midsize custom software development firm, is located in Birmingham, England and london, England. The team offers Custom Software Development and Enterprise App Modernization.Read More
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98$10,000+10 - 49 employeesTychy, PolandCOMFORTEL is a Tychy, Poland-based CRM consulting and SI company. Established in 2006, the team focuses on CRM consulting and SI and Mobile App Development.Read More
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99$25,000+10 - 49 employeesWarszawa, PolandEstablished in 2022, Hansel & Baum Group (H&BG) is a website development company. The team provides Web Development and Mobile App Development.Read More
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100$5,000+10 - 49 employeesWarszawa, PolandExerizon is a Marketing Strategy company. They specialize in Marketing Strategy and BI & big data consulting & SI and were founded in 2024. The agency is headquartered in Warszawa, Poland.Read More
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101$10,000+10 - 49 employeesWarszawa, PolandWhat the Flutter, an application development company, was launched in 2018. The company offers Mobile App Development, Custom Software Development, IT staff augmentation, Enterprise App Modernization, and more and has a small team. The company is located in Tallinn, Estonia; Middletown, Delaware and Warszawa, Poland.Read More
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102$100,000+50 - 249 employeesWarszawa, PolandPrimaris Services is a custom software development company. Based in Warszawa, Poland and Berlin, Germany, the team specializes in Custom Software Development and BI & big data consulting & SI.Read More
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103$10,000+50 - 249 employeesWarszawa, PolandAsseco DUS, a mobile app development firm, offer Mobile App Development and Custom Software Development. They were founded in 2016.Read More
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104$5,000+10 - 49 employeesBrodła, PolandEWOSOFT is an IT strategy consulting company. The company is located in Brodła, Poland and Kraków, Poland. Their team focuses on IT strategy consulting and CRM consulting and SI.Read More
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105$5,000+50 - 249 employeesWarszawa, PolandBusiness intelligence company Sorigo is in Warszawa, Poland. They offer BI & big data consulting & SI and cloud consulting & SI and were launched in 2016.Read More
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106$1,000+2 - 9 employeesWarszawa, PolandFounded in 2020, Fide-Soft P.S.A. Is a small Warszawa, Poland-based software development company. Their team provides Custom Software Development and Mobile App Development.Read More
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Instal-Mix J&A Sp. z o.o.Industries
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107$5,000+10 - 49 employeesKoszalin, PolandI4B is a small API Development company established in 2011. Their team offers API Development and Enterprise App Modernization.Read More
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108$1,000+50 - 249 employeesWarszawa, PolandIT strategy consulting company Softacom was founded in 2008. Their midsize team is in Bellevue, Washington; Warszawa, Poland and London, England and provides IT strategy consulting, Enterprise App Modernization, IT staff augmentation, Web Development, and more.Read More
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109$1,000+10 - 49 employeesWarszawa, PolandCloudstate / Chmurowisko is a small cloud consulting & SI company. They provide cloud consulting & SI and Cybersecurity and were launched in 2017.Read More
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110$5,000+50 - 249 employeesWarszawa, PolandMCX Group is a software development firm. The agency is headquartered in Warszawa, Poland. Their team offers Custom Software Development and cloud consulting & SI.Read More
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111$5,000+10 - 49 employeesWarszawa, PolandPositive Geeks is a custom software development firm founded in 2015. Their services include Custom Software Development and IoT development.Read More
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112$10,000+50 - 249 employeesGdynia, PolandIBPM S.A. Is a software development company launched in 2013. Their services include Custom Software Development and E-Commerce Development.Read More
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113$25,000+50 - 249 employeesKielce, PolandSourceful ICT is a custom software development company located in Almere, Netherlands and Kielce, Poland. The team offers Custom Software Development and Web Development.Read More
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114$10,000+10 - 49 employeesWarszawa, PolandElefante is an IT staff augmentation company. Headquartered in Warszawa, Poland, their team provides IT staff augmentation and Enterprise App Modernization.Read More
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115$1,000+10 - 49 employeesPoznań, PolandOlicom Interactive Sp. Z o.o. Is a custom software development company. Founded in 2006, their team specializes in Custom Software Development and Application Management & Support.Read More
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116$1,000+10 - 49 employeesRzeszów, PolandCustom software development firm e-BI is located in Rzeszów, Poland. Launched in 2009, the team provides Custom Software Development and Application Testing.Read More
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117$10,000+50 - 249 employeesWarszawa, PolandMidsize software development company ObjectStyle, is located in Fairfield, Connecticut; Fairfield, Connecticut and Warszawa, Poland. They specialize in Custom Software Development, Enterprise App Modernization, Microservices Architecture Services, Sports Marketing, and more and were founded in 2002.Read More
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NHLIndustries
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118$10,000+10 - 49 employeesKraków, PolandSoftware development firm CoderyLabs is in Kraków, Poland. Founded in 2017, the team specializes in Custom Software Development and Web Development.Read More
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119$25,000+2 - 9 employeesGdańsk, PolandBased in Gdańsk, Poland, getdata.systems is a software development company. Their services include Custom Software Development and Web Development.Read More
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120$25,000+2 - 9 employeesKatowice, PolandCrafterize is a custom software development company. They provide Custom Software Development and Other Application Development and were established in 2021. The firm is located in Katowice, Poland.Read More
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