Top 80 Software Development Companies in Connecticut
The Best of December 2025Looking for a top software developer in Connecticut?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in Connecticut. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Connecticut Software Developers
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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures is a software development firm. Their small team is located in Irvine, California. The firm specializes in Custom Software Development, Mobile App Development, UX/UI Design, E-Commerce Development, and more.Read More
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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
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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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61Undisclosed2 - 9 employeesGreenwich, CTDroitCloud, a software development company, was launched in 2009. They focuses on Custom Software Development and cloud consulting & SI.Read More
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62Undisclosed2 - 9 employeesNewtown, CTSpartanSoft, Inc. Is a software development company headquartered in Newtown, Connecticut. Their services include Custom Software Development and API Development.Read More
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63Undisclosed10 - 49 employeesGlastonbury, CTData Based Development Systems is a big data company. The team offers BI & big data consulting & SI and cloud consulting & SI, and the firm is based in Glastonbury, Connecticut.Read More
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64Undisclosed2 - 9 employeesWest Hartford, CTIronHorse Software, LLC is a data analytics company based in West Hartford, Connecticut. Their services include BI & big data consulting & SI and Custom Software Development.Read More
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65Undisclosed2 - 9 employeesStamford, CTColumbia Consulting Group is a Market Research company. Established in 1997, the team specializes in Market Research and BI & big data consulting & SI.Read More
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66Undisclosed10 - 49 employeesBethel, CTTranscend Business Solutions, LLC, a custom software development company, is based in Bethel, Connecticut. Their services include Custom Software Development and IT managed services.Read More
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67Undisclosed50 - 249 employeesFairfield, CTDexter Systems, a Conversion Optimization company, is based in Fairfield, Connecticut. Their services include Conversion Optimization and Market Research.Read More
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68Undisclosed10 - 49 employeesRocky Hill, CTFulcrum Design LLC is an user experience design company in Rocky Hill, Connecticut. Launched in 2001, the team specializes in UX/UI Design and Custom Software Development.Read More
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69$1,000+1,000 - 9,999 employeesDenver, COInsight Global, a big data analytics company, provides BI & big data consulting & SI and cloud consulting & SI. The firm is located in Atlanta, Georgia and Birmingham, Alabama.Read More
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70Undisclosed2 - 9 employeesNewtown, CTStellar Solvers LLC, an UX design agency, was founded in 2014. They specializes in UX/UI Design and Custom Software Development.Read More
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71Undisclosed2 - 9 employeesGlastonbury, CTHARTFORD WEB DESIGN is a small Glastonbury, Connecticut-based SEO services firm. The team focuses on Search Engine Optimization and Custom Software Development.Read More
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72Undisclosed2 - 9 employeesGuilford, CTAetheria Data is a business intelligence company. Their small team is located in Guilford, Connecticut. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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73Undisclosed2 - 9 employeesDarien, CT540 Interactive, LLC is a website development company established in 2007. The team specializes in Web Development and Mobile App Development and is in Darien, Connecticut.Read More
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74$1,000+50 - 249 employeesStamford, CTWISMAD Consulting is an e-commerce development firm in Lucknow, India and Stamford, Connecticut. The team provides E-Commerce Development and Mobile App Development.Read More
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75$1,000+50 - 249 employeesNewtown, CTFounded in 2017, Apptomate Digital Software Services Pvt Ltd is an AI development company. The company focuses on Artificial Intelligence and E-Commerce Development.Read More
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76$1,000+50 - 249 employeesGlastonbury, CTFounded in 2018, Assimilate Technologies Pvt. Ltd is an app development firm. The company specializes in Mobile App Development and Web Design.Read More
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77Undisclosed10 - 49 employeesNorth Haven, CTLaunched in 2017, Gismasoft Pvt. Ltd. Is a data analytics company. The team specializes in BI & big data consulting & SI and Custom Software Development.Read More
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78$1,000+10 - 49 employeesNorwalk, CTRead More
Practical Computer Applications is a software development firm in Waltham, Massachusetts. Established in 1992, the small team focuses on custom software development, web development, Artificial Intelligence, and blockchain.
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79Undisclosed250 - 999 employeesRocky Hill, CTTriMech is a Product Design company. Their midsize team is based in Glen Allen, Virginia and Rocky Hill, Connecticut. Their services include Product Design and Contract Manufacturing.Read More
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