Top 20 C# Developers in Dublin
The Best of December 2025Looking for a top C Sharp software development company in Dublin?
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 Dublin. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Dublin C Sharp (C#) Software Development Companies
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1$10,000+250 - 999 employeesDublin, IrelandRead More
Affirma Consulting is a custom software development firm established in 2001. Their midsize team is in Bellevue, Washington; Ahmedabad, India; Dublin, Ireland and Fayetteville, Arkansas. The firm focuses on Custom Software Development, AI Consulting, Generative AI, Mobile App Development, and more.
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MicrosoftIndustries
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2$50,000+50 - 249 employeesDublin, IrelandBoatyardX is a midsize software development company. The Dublin, Ireland-based firm was founded in 2019. Their team offers Custom Software Development, UX/UI Design, cloud consulting & SI, Web Development, and more.Read More
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3$10,000+50 - 249 employeesDublin, IrelandShare IT is an IT staff augmentation company founded in 2001. Located in Dublin, Ireland; Toronto, Canada; Lisboa, Portugal and București, Romania, their midsize team specializes in IT staff augmentation, Web Development, Custom Software Development, E-Commerce Development, and more.Read More
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FNACIndustries
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4Undisclosed10 - 49 employeesDublin 8, IrelandMatrix Internet is a small email marketing company. They offer email marketing, graphic design, mobile & app marketing, search engine optimization, and more and were established in 2000. The agency is based in Dublin 8, Ireland.Read More
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AIB Future SparksIndustries
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5$10,000+2 - 9 employeesDublin, IrelandRead More
Accelerator Team is a software firm founded in Dublin in 2018 with no more than 10 experts. They offer custom software, web, and mobile app development solutions to clients ranging from small firms to large companies.
Clients
Atos -
6$5,000+2 - 9 employeesDublin, IrelandRead More
Grofuse Digital is a custom software development company. Launched in 2017, the team specializes in custom software development, digital strategy, web design, and web development. Their small agency is based in Dublin, Ireland and Derry, United Kingdom.
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7$5,000+50 - 249 employeesDublin, IrelandCyrex Ltd., a custom software development company, was launched in 2015. The midsize team provides Custom Software Development and Application Testing.Read More
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8Undisclosed50 - 249 employeesDublin, IrelandActionPoint, a custom software development company, focuses on Custom Software Development and Enterprise App Modernization. The firm is located in Limerick, Ireland and Dublin, Ireland.Read More
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9$1,000+2 - 9 employeesDublin, IrelandCodeNotion Limited, a website development company, was launched in 2022. Located in Dublin, Ireland and Nicosia, Cyprus, the team offers Web Development and Enterprise App Modernization.Read More
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10Undisclosed2 - 9 employeesDublin 8, IrelandEstablished in 2014, Juvo Web Design & Development is a small web design agency. Their team specializes in Web Design and Web Development.Read More
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Irish Girl GuidesIndustries
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11$10,000+10 - 49 employeesDublin, IrelandCustom software development company Swappsi Software specializes in Custom Software Development and IT staff augmentation. They are based in Dublin, Ireland.Read More
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12$1,000+10 - 49 employeesDublin, IrelandSoftware development company Hcs Software Solutions provides Custom Software Development and cloud consulting & SI. They are headquartered in Waterford, Ireland and Dublin, Ireland.Read More
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13$1,000+2 - 9 employeesDublin 1, IrelandE-commerce development company OWI Web Development is headquartered in Dublin 1, Ireland and Dublin 1, Ireland. They specialize in E-Commerce Development and Custom Software Development.Read More
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14$5,000+2 - 9 employeesDublin, IrelandEireSoft Limited, a custom software development company, is in Dublin, Ireland and London, England. The team provides Custom Software Development and UX/UI Design.Read More
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15Undisclosed10 - 49 employeesDublin, IrelandReperio Human Capital is a Staffing company. The team focuses on Staffing and Recruiting, and the company is headquartered in Tampa, Florida and Dublin, Ireland.Read More
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16$10,000+2 - 9 employeesDublin 2, IrelandLaunched in 2025, Anatri Consulting LTD is a web design agency. The team provides Web Design and UX/UI Design and is in Dublin 2, Ireland.Read More
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17$10,000+10 - 49 employeesDublin, IrelandHeadquartered in Budapest, Hungary and Dublin, Ireland, INU Digital is a small mobile application development company. The team offers Mobile App Development and Application Testing.Read More
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18Undisclosed2 - 9 employeesDublin, IrelandOTG42 is a software development company. Their small team is headquartered in Dublin, Ireland. Their services include Custom Software Development and Web Development.Read More
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19Undisclosed10 - 49 employeesBlackrock, IrelandLaunched in 2008, Eirtight Technology is a small software development company located in Blackrock, Ireland. Their team focuses on Custom Software Development and cloud consulting & SI.Read More
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