Top 100 Software Development Companies in Illinois
The Best of October 2026Looking for a top software developer in Illinois?
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 Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Illinois Software Developers
-
$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures is an application development company. Their small team is based in Irvine, California. Their services include Mobile App Development, Custom Software Development, Artificial Intelligence, and Web Development. The company was established in 2017.Read More
Industries
-
$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures is an application development company. Their small team is based in Irvine, California. Their services include Mobile App Development, Custom Software Development, Artificial Intelligence, and Web Development. The company was established in 2017.Read More
Industries
-
1$10,000+50 - 249 employeesChicago, ILEstablished in 2017, Mojo Trek is a midsize software development firm located in Chicago, Illinois and New York, New York. Their services include Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more.Read More
Clients
Fortune 100 QSR Company Fortune 500 QSR Company AlphaBotIndustries
-
2$25,000+250 - 999 employeesChicago, ILBased in Sunny Isles Beach, Florida and Chicago, Illinois, Velvetech LLC is a software development company. The agency provides Custom Software Development, CRM consulting and SI, Mobile App Development, IoT development, and more and is midsize.The agency was established in 2004.Read More
Clients
Apache CorporationIndustries
-
3$100,000+10 - 49 employeesChicago, ILRead More
Tandem (formerly DevMynd) is a strategy, design, and technology company headquartered in Chicago. The company was founded in 2010 and has 37 employees. They work with both mid-market and enterprise businesses. The businesses they work with represent a variety of industries including health care and medical, education, and energy and natural resources.
Clients
• U.S. Department of DefenseIndustries
-
4$5,000+10 - 49 employeesBarrington, ILNeologic Custom Software, a custom software development firm, is based in Barrington, Illinois and Arlington Heights, Illinois. The small team provides Custom Software Development and Artificial Intelligence and was launched in 2008.Read More
Clients
PLT4MIndustries
-
5$25,000+250 - 999 employeesChicago, ILIn Chicago, Illinois, SPR is a custom software development firm. The company provides Custom Software Development, Enterprise App Modernization, cloud consulting & SI, UX/UI Design, and more and is midsize.The company was established in 1973.Read More
Industries
-
6$25,000+50 - 249 employeesChicago, ILPlego is a Chicago, Illinois-based AI firm. The midsize team focuses on Artificial Intelligence, Custom Software Development, Generative AI, Web Development, and more and was founded in 2002.Read More
Clients
Fitbit, Sephora, Elkay, Sensaphonics, Gilead, Cook County of Chicago, Wipro, Advocate Construction, Franklin Covey, 10FoldIndustries
-
7$50,000+50 - 249 employeesChicago, ILRead More
Web design company Clique Studios is in Chicago, Illinois; Denver, Colorado and Austin, Texas. The midsize team specializes in web design, custom software development, web development, and digital strategy. The firm was founded in 2003.
Clients
McDonald'sIndustries
-
8$100,000+250 - 999 employeesChicago, ILObjective Group Inc - OGI is a software development firm. The midsize Chicago, Illinois-based team offers Custom Software Development, Enterprise App Modernization, IT managed services, IT strategy consulting, and more. The company was founded in 2017.Read More
Clients
LiferayIndustries
-
9$50,000+10 - 49 employeesChicago, ILCaxy Consulting is a custom software development company. Established in 2000, the team provides Custom Software Development, Artificial Intelligence, IT strategy consulting, AI Consulting, and more. Their small agency is Chicago, Illinois-based.Read More
Clients
International Code Council,Industries
-
10$5,000+50 - 249 employeesChicago, ILHeadquartered in Chicago, Illinois; Northbrook, Illinois; Matthews, North Carolina and Scottsdale, Arizona, Liventus is an artificial intelligence firm. The agency offers Artificial Intelligence, AI Agents, Custom Software Development, AI Consulting, and more and is midsize.The agency was founded in 2002.Read More
Clients
Now Health GroupIndustries
-
11$10,000+10 - 49 employeesChampaign, ILPixo is a custom software development company located in Champaign, Illinois. Founded in 1998, the small team focuses on Custom Software Development, Web Development, UX/UI Design, Artificial Intelligence, and more.Read More
Industries
-
12$50,000+10 - 49 employeesChicago, ILRead More
Highland is a digital experience agency based in Chicago. Founded in 1999, the team of about 30 specializes in product strategy, UX/UI design, and custom software development. They work primarily with midmarket to enterprise clients, mainly in the healthcare, financial services, and nonprofit sectors.
Clients
Thrivent FinancialIndustries
-
13$50,000+10 - 49 employeesChicago, ILRead More
Spark Equation is a software engineering company headquartered in Chicago, with additional offices in Saint Petersburg and Krasnoyarsk, Russia. Founded in 2014, their team of 24 experts provide custom software development, mobile app development, and web development to their clients.
Clients
Headway -
14$5,000+250 - 999 employeesNaperville, ILBlitz Mobile Apps is a midsize Naperville, Illinois-based mobile application development company. They focus on Mobile App Development, Custom Software Development, Artificial Intelligence, AR/VR development, and more and were founded in 2018.Read More
Industries
-
15$5,000+10 - 49 employeesChicago, ILRead More
MLP Co is a website development firm founded in 2018. The agency focuses on web development, mobile app development, and custom software development and has a small team. The agency is in Kyiv, Ukraine.
Clients
Custom Software Development Services. You own the business – you make the rules. It is this thesis that underlies our work on custom developed software.Industries
-
16$50,000+50 - 249 employeesChicago, ILRead More
Table XI is a mobile app and custom software developer based in Chicago, IL. Founded in 2002, they are a team of 50 curious minds that specialize in building websites, mobile applications and custom digital experiences for companies ranging from startups to well-known brands.
Clients
AbbVieIndustries
-
17$50,000+10 - 49 employeesChicago, ILArtificial intelligence firm TangoCode is based in Chicago, Illinois. The small team provides Artificial Intelligence, Custom Software Development, Web Development, Mobile App Development, and more. The agency was founded in 2015.Read More
Clients
GoogleIndustries
-
18$10,000+2 - 9 employeesChicago, ILWeb design company Solid Digital was launched in 2007. Their small team is headquartered in Chicago, Illinois; Portland, Oregon; Denver, Colorado and Austin, Texas. Solid Digital provides Web Design, Custom Software Development, Pay Per Click, Search Engine Optimization, and more.Read More
Clients
Intelligent Medical ObjectsIndustries
-
19Undisclosed50 - 249 employeesChicago, ILRead More
Prime TSR is a boutique technology consultancy based in Chicago with a team of 34 experts. Since their founding in 2013, they have provided BI & big data consulting & SI, custom software development, and cloud consulting & SI solutions for clients ranging from startups to enterprises. They are familiar with cloud services such as AWS. Azure, and Google Cloud.
Industries
-
20$10,000+10 - 49 employeesChicago, ILRead More
MXOTech is a software development and IT services agency based in Chicago. Established in 2005, they have 29 employees, who provide services like custom software development, IT managed services for their software platforms, and IT strategy consulting.
Clients
Health Care Services CorporationIndustries
-
21$25,000+50 - 249 employeesChicago, ILEstablished in 2009, KitelyTech is an artificial intelligence development company. Their midsize team is based in Chicago, Illinois; Detroit, Michigan; Charlotte, North Carolina and Austin, Texas and offers Artificial Intelligence, AI Consulting, Generative AI, Custom Software Development, and more.Read More
Industries
-
22$25,000+10 - 49 employeesChicago, ILCalibrate Software, a website development company, is headquartered in Chicago, Illinois. The small company was founded in 2017. Their services include Web Development, Mobile App Development, UX/UI Design, Custom Software Development, and more.Read More
Industries
-
23$10,000+10 - 49 employeesChicago, ILRead More
Founded in 2012, Vault Innovation Group is a 10+-person team based in Chicago, IL. Their services include mobile app and web development and UX/UI design. They also offer branding and post product launch services.
Clients
GamerzArenaIndustries
-
24$50,000+10 - 49 employeesChicago, ILGraveflex, a web development firm, was established in 2016. The agency offers web development, e-commerce development, ux/ui design, custom software development, and more and has a small team. The agency is based in Chicago, Illinois and Los Angeles, California.Read More
-
25$10,000+50 - 249 employeesChicago, ILRead More
Launched in 2012, LaunchPad Lab is a CRM consulting and SI company. The company offers CRM consulting and SI, Web Development, AI Consulting, Custom Software Development, and more and has a midsize team. The company is in Chicago, Illinois.
Clients
Kawasaki Bullhorn MD Anderson WhirlpoolIndustries
-
26$10,000+50 - 249 employeesChicago, ILRead More
Alligatortek is a software company headquartered in Chicago with an office in Oakbrook Terrace, Ill. Since 1993, their team of 59 has lent its services in custom software development, mobile app development, and cloud consulting & SI. They specialize in Azure, and have experience in working with frameworks such as .NET, AngularJS, and React Native.
Clients
Feeding America -
27$10,000+10 - 49 employeesChicago, ILRead More
Chicago Software Solutions is a software development and consulting firm with just over 10 employees. The Chicago-based firm has been around since 2000 and has helped various sized clients in different industries with their web development, software development, and mobile app development needs.
Clients
Pendragon;Forms ManagerIndustries
-
28$10,000+50 - 249 employeesDarien, ILTekglide, an e-commerce development company, was founded in 2008. Their midsize team is headquartered in Darien, Illinois and Spring, Texas. The firm specializes in E-Commerce Development, Custom Software Development, Digital Strategy, Low/No Code Development, and more.Read More
Clients
TemptuIndustries
-
29$5,000+10 - 49 employeesChicago, ILRead More
TechNoir Solutions is a Chicago-based managed IT services provider. They were founded in 2012 and have a team of 12 employees who specialize in cloud consulting, IT managed services, and cybersecurity.
Clients
Primrose PreschoolsIndustries
-
30$25,000+10 - 49 employeesOakbrook Terrace, ILLOGICON, LLC is an artificial intelligence firm in Oakbrook Terrace, Illinois and Oakbrook Terrace, Illinois. They offer Artificial Intelligence, Robotics Process Automation, Custom Software Development, DevOps Managed Services, and more and were launched in 2015.Read More
Industries
Featured providers
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Software Developers in Illinois
Check out a Software Developers in Illinois with the most new reviews in the past 12 months.
Software Developers
Illinois
- 11 4 new reviews
- 12 4 new reviews
- 13 4 new reviews
- 14 4 new reviews
- 15 4 new reviews
