Top 100 Java Development Companies in Ontario
The Best of December 2025Looking for a top Java developer in Ontario?
Getting started with the Java programming language can be difficult, especially when you go at it alone.
To assist you in your search for a partner, we’ve compiled this list of the top Java development companies in Ontario. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Ontario Java Developers
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1$10,000+50 - 249 employeesBurlington, CanadaRead More
Danavero Inc. Is a website development firm located in Burlington, Canada; Kyiv, Ukraine and North Bethesda, Maryland. The midsize team specializes in Web Development, Custom Software Development, and Mobile App Development and was founded in 2015.
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Olympic ExpressIndustries
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2$1,000+50 - 249 employeesMarkham, CanadaRead More
ITechnolabs Inc, a website development company, was established in 2014. The midsize team specializes in Web Development, Mobile App Development, and Custom Software Development. The agency is located in Markham, Canada; Sheridan, Wyoming; Calgary, Canada and Sahibzada Ajit Singh Nagar, India.
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3$25,000+10 - 49 employeesToronto, CanadaAppStudio is a small mobile application development company. Launched in 2009, the agency is located in Toronto, Canada; Vancouver, Canada; Calgary, Canada and Montréal, Canada. Their team provides Mobile App Development, Custom Software Development, Artificial Intelligence, UX/UI Design, and more.Read More
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iTaxiIndustries
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4$25,000+50 - 249 employeesToronto, CanadaRead More
Architech is an Enterprise App Modernization company founded in 2004. The midsize team provides Enterprise App Modernization, Generative AI, Artificial Intelligence, cloud consulting & SI, and more. The firm is headquartered in Toronto, Canada.
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Rogers Telecommunications TELUS Telecommunications Jacob & Co Goodlife FitnessIndustries
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5$25,000+10 - 49 employeesToronto, CanadaRead More
Devfortress is a small Toronto, Canada-based e-commerce development firm. Founded in 2017, the team provides E-Commerce Development, Generative AI, Custom Software Development, Mobile App Development, and more.
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McGill University - Wellness MapIndustries
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6$10,000+50 - 249 employeesToronto, CanadaTheAppLabb is a mobile app development firm based in Toronto, Canada; New York, New York; Santa Clara, California and Austin, Texas. The midsize firm was established in 2007. Their team specializes in Mobile App Development, IT staff augmentation, Custom Software Development, Artificial Intelligence, and more.Read More
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UnileverIndustries
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7$5,000+50 - 249 employeesGuelph, CanadaApplication development firm Zennaxx was launched in 2014. They are headquartered in Guelph, Canada and Rajkot, India and have a midsize team. Their services include Mobile App Development, Custom Software Development, Web Development, UX/UI Design, and more.Read More
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8$1,000+10 - 49 employeesMississauga, CanadaRead More
Web design agency Telkoware was founded in 2015. They are in Brampton, Canada and Toronto, Canada and have a small team. Telkoware offers web design, e-commerce development, search engine optimization, custom software development, and more.
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9$1,000+50 - 249 employeesToronto, CanadaRead More
BrandLume Inc. Is a SEO company launched in 2011. Their midsize team is located in Toronto, Canada and Vaughan, Canada. The firm specializes in Search Engine Optimization, Pay Per Click, Advertising, Social Media Marketing, and more.
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BrandLume Empowers 6400+ clients across the worldIndustries
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10$10,000+50 - 249 employeesBrampton, CanadaRead More
Pyramidion Solutions is an app development company established in 2013. They are located in Chennai, India and have a midsize team. Their services include mobile app development, custom software development, enterprise app modernization, ux/ui design, and more.
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University of OxfordIndustries
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11$25,000+50 - 249 employeesToronto, CanadaRead More
Established in 2012, Orion eSolutions is a custom software development firm. The company offers custom software development, IT managed services, web development, e-commerce development, and more and has a midsize team.
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12Undisclosed10 - 49 employeesToronto, CanadaRead More
Founded in 2014, PATIO Interactive is a digital design and development company. Their team of around 12 employees is based in Toronto, with an additional office in Ontario. They focus on market strategy, UX design, and custom software development services.
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PricewaterhouseCoopersIndustries
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13$1,000+50 - 249 employeesOttawa, CanadaRead More
WSI Ottawa, a SEO agency, is located in Ottawa, Canada and Toronto, Canada. The midsize team offers search engine optimization, digital strategy, pay per click, and other digital marketing. The agency was launched in 1995.
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14$10,000+10 - 49 employeesToronto, CanadaRead More
Founded in 2006, ITW Consulting is a digital agency headquartered in Toronto, Ontario, with an additional satellite office in Tampa, Fla. With a team of 10 employees, ITW Consulting offers web design, web development, and custom software development services.
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ZayoIndustries
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15$5,000+10 - 49 employeesVaughan, CanadaBigbuda Inc is a web design company founded in 2010. The company focuses on Web Design, Web Development, E-Commerce Development, and Marketing Strategy and has a small team. The company is in Las Condes, Chile and Vaughan, Canada.Read More
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SERVIPAGIndustries
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16$5,000+10 - 49 employeesThunder Bay, CanadaVermillion Tech is a social media marketing agency and website development company. Their small team is headquartered in Surat, India. The firm specializes in social media marketing and web development. The firm was established in 2023.Read More
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V&V JeweldiamIndustries
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17$50,000+50 - 249 employeesToronto, CanadaRead More
Founded in 2002, TWG is a software development company headquartered in Toronto, Ontario, with a satellite office in New York City. With a team of around 140 employees, TWG provides web development, custom software development, and mobile app development services.
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Bell MediaIndustries
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18$1,000+50 - 249 employeesMississauga, CanadaRead More
Code Creators is a custom software development firm. The Mississauga, Canada-based firm was established in 2010. The midsize team specializes in custom software development, CRM consulting and SI, mobile app development, web design, and more.
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19$5,000+10 - 49 employeesToronto, CanadaContinuum Digital is an app development company launched in 2017. The small team specializes in Mobile App Development, Web Development, E-Commerce Development, Robotics Process Automation, and more. The agency is in Toronto, Canada.Read More
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University of Notre Damn AustraliaIndustries
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20$1,000+2 - 9 employeesOttawa, CanadaMDCOSS is a custom software development company launched in 2018. Their small team is located in Ottawa, Canada and Ottawa, Canada. The agency offers custom software development, web development, mobile app development, and e-commerce development.Read More
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21Undisclosed50 - 249 employeesMississauga, CanadaIT strategy consulting company Veriday was founded in 2004. The agency focuses on IT strategy consulting, mobile app development, and web development and has a midsize team. The agency is based in Mississauga, Canada.Read More
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22$5,000+2 - 9 employeesToronto, CanadaRead More
Wabes Digital Marketing Agency is a Toronto-based digital marketing agency. They were founded in 2015 and have a secondary office in Montreal. They have a small team of less than 10 employees who offer web design and development for small and midmarket clients. They focus on the financial, health care, and real estate industries.
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23$10,000+10 - 49 employeesMississauga, CanadaRead More
Goto Marketers is a full-service digital marketing agency based in Canada, founded in 2012. With a team of 14 professionals, the agency specializes in B2B marketing strategy, SEO, WordPress website design and management, content creation, digital campaigns, and demand generation. Goto Marketers is known for delivering measurable results and hands-on support to help organizations accelerate growth and scale effectively.
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FreshworksIndustries
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24$10,000+10 - 49 employeesToronto, CanadaRead More
IT staff augmentation company MarkiTech was established in 2015. Their small team is located in Toronto, Canada; Oakville, Canada and Orlando, Florida. Their services include IT staff augmentation, mobile app development, web development, Artificial Intelligence, and more.
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25$5,000+50 - 249 employeesMississauga, CanadaTekki Web Solutions Inc. Is a midsize software development company. Launched in 2010, the team specializes in Custom Software Development and Web Development.Read More
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26$5,000+10 - 49 employeesToronto, CanadaManaknight Digital is a small AI development company. The Toronto, Canada-based agency was founded in 2014. Their team offers Artificial Intelligence, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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Town of Richmond Hill Atlas Capco SIMSMMIndustries
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27$1,000+10 - 49 employeesToronto, CanadaWeb design company Proteus Development was founded in 2017. Their small team is located in Toronto, Canada and Dallas, Texas. Their services include web design, custom software development, and web development.Read More
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28$5,000+10 - 49 employeesKitchener, CanadaLaunched in 2008, Focus21 is an user experience agency. Based in Kitchener, Canada and Elizabethtown, Kentucky, their small team specializes in ux/ui design, web development, and Artificial Intelligence.Read More
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29$10,000+2 - 9 employeesToronto, CanadaMantrax Software Solutions is a software development firm in Toronto, Canada. The small team focuses on Custom Software Development, Mobile App Development, Web Development, E-Commerce Development, and more and was established in 2020.Read More
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Cricket Club ManagerIndustries
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30$5,000+2 - 9 employeesToronto, CanadaRead More
WebsiteBrush is a web design company. They provide web design, web development, and marketing strategy and were established in 2009. The agency is headquartered in Toronto, Canada.
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Check out a Java Developers in Ontario with the most new reviews in the past 12 months.
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