Top 40 C# Developers in Sydney
The Best of December 2025Looking for a top C Sharp software development company in Sydney?
The programming language C Sharp (C#), is general-purpose and used for web and mobile apps. It has a number of advantages: It's object-oriented, has automatic garbage collection, functions across platforms, has backward compatibility, and integrates well with other platforms and services.
To assist you in your search for a partner, we’ve compiled this list of the top C# developers in Sydney. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Sydney C Sharp (C#) Software Development Companies
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1$10,000+50 - 249 employeesAhmedabad, IndiaRead More
Albiorix Technology Pvt. Ltd. Is a custom software development company. The midsize Ahmedabad, India-based agency was established in 2016. Their team offers custom software development, mobile app development, web development, other application development, and more.
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2$25,000+50 - 249 employeesSydney, AustraliaRead More
Luminary is a web design company. The Melbourne, Australia-based agency was launched in 1999. The midsize team offers Web Design, Web Development, Digital Strategy, UX/UI Design, and more.
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Clipsal by Schneider ElectricIndustries
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3$1,000+250 - 999 employeesDubai, United Arab EmiratesAppsNation, a mobile app development firm, is in Los Angeles, California; Los Angeles, California; Dubai, United Arab Emirates and Dallas, Texas. The midsize team provides Mobile App Development, AR/VR development, Low/No Code Development, Custom Software Development, and more and was founded in 2016.Read More
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4$10,000+10 - 49 employeesSurry Hills, AustraliaRead More
RED ANT is a software development company based in London. Founded in 1996, their team of 42 employees provides AR development, branding, and e-commerce development services.
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Michelle Bridges 12WBTIndustries
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5$5,000+2 - 9 employeesTurramurra, AustraliaRead More
365 Digital Consulting is a software development outsourcing company headquartered in Sydney with an additional location in Tehran, Iran. Founded in 2018, the 5-person team specializes in CRM consulting, custom software development, productivity, collaboration, and UC consulting. They serve small business and midmarket clients in the IT, health care & medical, real estate, and legal industries.
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JetPetIndustries
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6$5,000+50 - 249 employeesLeichhardt, AustraliaWebstick Global is a midsize custom software development firm. Launched in 2014, the firm is headquartered in Kryvyi Rih, Ukraine; Leichhardt, Australia and Safed, Israel. Their team provides Custom Software Development, Mobile App Development, and Web Development.Read More
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7$1,000+50 - 249 employeesSydney, AustraliaDesignpluz is a web design agency. Established in 2008, the midsize firm is located in Sydney, Australia and Bella Vista, Australia. Their team specializes in Web Design, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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8$10,000+50 - 249 employeesSydney, AustraliaRead More
XAM is a development agency based in Sydney, Australia. Founded in 2014 with around 20 members on their team, the agency specializes in web, mobile app, and custom software development.
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TelstraIndustries
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9$5,000+10 - 49 employeesSydney, AustraliaRead More
Mode Games is a production studio founded in 2014. With headquarters in Sydney, their small team of about three experts specialize in mobile app development, custom software development, artificial intelligence, and more.
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DisneyIndustries
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10$5,000+10 - 49 employeesLidcombe, AustraliaRead More
Telexar [OUT OF BUSINESS] is a custom software development company established in 2017. The firm provides custom software development, enterprise app modernization, Artificial Intelligence, BI & big data consulting & SI, and more and has a small team. The firm is based in Moratuwa, Sri Lanka and , .
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11$5,000+2 - 9 employeesLiberty Grove, AustraliaRead More
Snapio Pty Ltd is a software development company founded in 2020 in Brendale, Australia. Their team of more than two offers custom software, web, and mobile app development solutions to small and medium-sized businesses alike.
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HotHardwareIndustries
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12$10,000+50 - 249 employeesBelmore, AustraliaSoftware development company ITC Group was established in 2017. The midsize team specializes in Custom Software Development, IT strategy consulting, Web Development, Mobile App Development, and more. The company is headquartered in Ho Chi Minh City, Vietnam; Berkeley, Australia; Pascoe Vale South, Australia and Belmore, Australia.Read More
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13$10,000+50 - 249 employeesSurry Hills, Australia4mation Technologies is a Digital Strategy company. Founded in 2001, the midsize firm is located in Surry Hills, Australia. Their team focuses on Digital Strategy, Web Design, UX/UI Design, IT staff augmentation, and more.Read More
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IntegrityIndustries
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14$10,000+10 - 49 employeesThe Rocks, AustraliaRead More
Cognitum Services SA is a custom software development firm. The Warszawa, Poland-based company was launched in 2010. The small team provides custom software development, mobile app development, wearable app development, Artificial Intelligence, and more.
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15$5,000+10 - 49 employeesCrows Nest, AustraliaRead More
Creativ Digital is a web development company based in Sydney. Founded in 2007, the team of 8 specializes in custom software development, mobile app development, and SEO.
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University of NSWIndustries
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16$25,000+10 - 49 employeesPotts Point, AustraliaCoder Trove, an IT staff augmentation company, is located in Potts Point, Australia. The small team focuses on IT staff augmentation, Custom Software Development, IT strategy consulting, Artificial Intelligence, and more. The company was founded in 2018.Read More
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17$10,000+10 - 49 employeesSydney, AustraliaEstablished in 2000, Genolis is a software development company. The team focuses on Custom Software Development and other IT consulting and SI.Read More
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18$1,000+10 - 49 employeesSydney, AustraliaDigital Consulting Ventures is a web design agency headquartered in Sydney, Australia. Established in 2022, the team offers Web Design and Custom Software Development.Read More
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NRNAIndustries
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19$10,000+250 - 999 employeesUltimo, AustraliaAI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.Read More
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20$10,000+50 - 249 employeesCastle Hill, AustraliaStar Knowledge Technology Alliance LLC, an IT managed services company, was founded in 2009. The team specializes in IT managed services and Mobile App Development.Read More
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21Undisclosed10 - 49 employeesBaulkham Hills, AustraliaExchange Development Company - ESPAY PTY LTD is a custom software development firm established in 2014. Their team specializes in Custom Software Development and IT strategy consulting.Read More
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22Undisclosed10 - 49 employeesMacquarie Park, AustraliaSecuTech Solutions Inc is a small custom software development firm founded in 2005. Their team focuses on Custom Software Development and Application Management & Support.Read More
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23$10,000+10 - 49 employeesRosebery, Australia52nd Solution, a software development company, was established in 2014. The agency offers Custom Software Development and Web Development, and is small.Read More
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24$1,000+10 - 49 employeesManly, AustraliaGriffel Studio, a small custom software development company, is based in Atlanta, Georgia and Manly, Australia. The team specializes in Custom Software Development and Mobile App Development.Read More
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25$1,000+10 - 49 employeesSydney, AustraliaMicroknot, a software development firm, was launched in 2021. The firm focuses on Custom Software Development and Mobile App Development.Read More
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Anglicare Site 360 YourOSHC TaxTodayIndustries
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26$10,000+10 - 49 employeesSydney, AustraliaRead More
Blitzm Systems Pty Ltd is a custom software development company. They offer custom software development, IT strategy consulting, mobile app development, web development, and more and were founded in 2011. Their small team is Richmond, Australia-based.
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27$1,000+2 - 9 employeesBarangaroo, AustraliaAmple Tech Australia is a web development company. The Barangaroo, Australia-based agency was founded in 2019. Their services include Web Development and Custom Software Development.Read More
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28Undisclosed50 - 249 employeesParramatta, AustraliaAdactin Group Pty. Ltd., a software development firm, is located in Parramatta, Australia. Established in 2011, the team specializes in Custom Software Development and Artificial Intelligence.Read More
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29$1,000+10 - 49 employeesSydney, AustraliaEstablished in 2018, Hitek Vietnam is an app development firm. Their small team is located in Ho Chi Minh City, Vietnam and Sydney, Australia and specializes in mobile app development, web development, and custom software development.Read More
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30$25,000+50 - 249 employeesSydney, AustraliaLaunched in 2011, Think Digitally is a midsize London, England-based custom software development company. Their services include Custom Software Development and Web Development.Read More
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