Top C# Development Companies

Building dynamic, high-performance applications requires the expertise of skilled C# developers who understand both the intricacies of the language and the needs of your business. Whether you're developing desktop applications, enterprise software, or web services, leading C# development companies provide tailored solutions designed for scalability, reliability, and security. Trusted C# experts bring deep technical knowledge to every project, ensuring optimized code and smooth integration. A reliable C# Service Providers or custom software development partner can help turn your unique ideas into robust, efficient applications. Explore our curated list to find the right C# development team for your next software project.
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Last Updated: September 09, 2025

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5142 Companies

List of Top C# Service Providers | Best C# Developers

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Essential Designs

Custom Software Development Specialists

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Essential Designs is a renowned software development firm that specializes in creating custom applications tailored to the unique needs of businesses across various industries. With a strong emphasis on delivering high-quality, user-friendly solutions, the company leverages the latest technologies to develop mobile apps, web applications, and enterprise software that drive digital transformation a... read more about Essential Designs

Employees

10 - 49
Hourly Rate

$50 - $99/hr

Project Cost

$25000 - $50000
Location

Canada

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Ceiba Software

Great place to work, low turnover, happy dev teams

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Ceiba Software emerges as a beacon of innovation in the tech industry, renowned for its comprehensive suite of software development services. With a strong emphasis on custom software solutions, mobile application development, and agile methodologies, Ceiba Software caters to a global clientele, striving to bridge the gap between business needs and technological advancement. The company prides its... read more about Ceiba Software

Employees

250 - 999
Hourly Rate

$50 - $99/hr

Project Cost

$10000 - $25000
Location

Colombia

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NTQ Solution

Reliable Partner For Digital Future

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NTQ Solution is a renowned IT service provider that excels in delivering a wide array of technology solutions to meet the diverse needs of businesses across various sectors. Specializing in various areas, including software development, enterprise solutions, technology innovation, and IT consulting, NTQ Solution is dedicated to empowering organizations by enhancing their technological capabilities... read more about NTQ Solution

Employees

1,000 - 9,999
Hourly Rate

<$25/hr

Project Cost

$25000 - $50000
Location

Vietnam

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Rikkeisoft

The leading IT Outsourcing & Solution Provider

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Rikkeisoft is a dynamic tech company that excels in delivering a wide array of digital solutions tailored to meet the evolving needs of businesses. Specializing in enterprise software development, the company crafts robust systems designed to streamline operations and enhance efficiency. With expertise in web and mobile app development, Rikkeisoft creates engaging digital experiences that connect ... read more about Rikkeisoft

Employees

Freelancer
Hourly Rate

$25 - $49/hr

Project Cost

$10000 - $25000
Location

Vietnam

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iManila

Improving lives through technology

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iManila is a pioneering web development and digital marketing agency that specializes in creating impactful online experiences and strategies for businesses aiming to thrive in the digital landscape. With a strong foundation in web development, it builds sleek, user-friendly websites that serve as the cornerstone of a brand's online presence. Complementing this technical prowess, its digital marke... read more about iManila

Employees

50 - 249
Hourly Rate

<$25/hr

Project Cost

< $5000
Location

Philippines

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JSGuru

Your tech hive

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JSGuru is a reputable custom software development and design agency that excels in developing tailored digital solutions for businesses across various industries. With a keen eye for innovation and a commitment to excellence, JSGuru specializes in creating unique software applications that not only meet the specific needs of its clients but also exceed their expectations. The agency’s strength l... read more about JSGuru

Employees

50 - 249
Hourly Rate

$25 - $49/hr

Project Cost

$25000 - $50000
Location

Serbia

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Bluegrass Digital

Mobile App & Web Solutions. World-class delivery.

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Bluegrass Digital is a forward-thinking mobile app development company renowned for crafting innovative and user-centric digital solutions. With a seasoned team of developers, designers, and strategists, it specializes in transforming ideas into dynamic apps that resonate with users across various platforms. Its portfolio spans a diverse range of industries, showcasing its ability to adapt and exc... read more about Bluegrass Digital

Employees

10 - 49
Hourly Rate

$50 - $99/hr

Project Cost

$10000 - $25000
Location

South Africa

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Develoop Software

PHP, .NET, Java, eCom, APP software & Odoo Partner

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Develoop Software emerges as a visionary in the tech industry, specializing in the development of ecommerce platforms, mobile applications, and custom software solutions. With a keen eye for innovation and a deep understanding of digital commerce, it offers tailored solutions that empower businesses to thrive in the online marketplace. The agency’s prowess in app development spans across various... read more about Develoop Software

Employees

10 - 49
Hourly Rate

$50 - $99/hr

Project Cost

$10000 - $25000
Location

Spain

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TECHVIFY Software

Global AI & Software Solutions Company

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TECHVIFY Software has quickly ascended as a leading force in AI and software consulting and development, distinguishing itself with a keen focus on innovative solutions that drive digital transformation. With deep-rooted expertise in artificial intelligence, TECHVIFY not only offers cutting-edge AI solutions but also excels in a broad spectrum of software development services, catering to business... read more about TECHVIFY Software

Employees

250 - 999
Hourly Rate

<$25/hr

Project Cost

$10000 - $25000
Location

Vietnam

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Technology Rivers

Mobile & Web App Development – Healthcare/HIPAA

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We specialize in scalable, cloud-based web and mobile app development, with a strong focus on healthcare. Our expertise includes building 508-compliant, HIPAA-compliant applications that integrate smoothly with wearable and Bluetooth devices. Using AI, machine learning, and generative AI, we enhance app performance, generate data-driven insights, & deliver personalized user experiences. read more about Technology Rivers

Employees

10 - 49
Hourly Rate

$50 - $99/hr

Project Cost

NA
Location

United States

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Krify Software Technologies Pvt. Ltd.

Passionate to create value

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Krify Software Technologies Pvt. Ltd is a dynamic IT solutions provider dedicated to delivering cutting-edge and innovative services to businesses across the globe. Specializing in mobile and web application development, Krify is committed to transforming ideas into practical solutions that drive digital growth and efficiency. The company's core services encompass a wide range of digital domains, ... read more about Krify Software Technologies Pvt. Ltd.

Employees

50 - 249
Hourly Rate

<$25/hr

Project Cost

NA
Location

India

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BrightMarbles

Unlocking the Future of Digital Service Delivery

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BrightMarbles stands out as a beacon in the tech industry, driven by a mission to innovate and tailor solutions in software engineering and design. The company excels in crafting custom software, providing dedicated team support, and developing both mobile and web applications. Its expertise also extends to offering creative services and ensuring quality assurance, making it a versatile partner in... read more about BrightMarbles

Employees

50 - 249
Hourly Rate

$50 - $99/hr

Project Cost

>$100000
Location

Netherlands

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Specific-Group

Your Software Development Partner

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Specific-Group is an internationally established technology consultancy and software development company that offers a wide range of services aimed at driving digital transformation. With a global presence and highly skilled employees, it specializes in bridging the gap between business and IT, providing solutions that encompass everything from software development to data engineering and IT consu... read more about Specific-Group

Employees

250 - 999
Hourly Rate

$25 - $49/hr

Project Cost

$25000 - $50000
Location

Austria

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Bamboo Agile

Full-Cycle Software Development Boutique

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Bamboo Agile is a boutique software development company based in Tallinn, Estonia. We design and build tailored digital solutions for telecom, healthcare, education, and finances. Our team combines strong engineering skills with industry knowledge to deliver scalable, secure platforms and mobile apps. We focus on long-term collaboration, code quality, and aligning technology with real business out... read more about Bamboo Agile

Employees

50 - 249
Hourly Rate

$25 - $49/hr

Project Cost

$25000 - $50000
Location

Estonia

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EXIS

Business Software | Technology Consulting | Web

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EXIS is at the forefront of delivering comprehensive IT solutions, specializing in business software development, website and e-shop creation, and expert IT consulting services. Its mission is to empower businesses by providing innovative, efficient, and scalable technology solutions that drive growth and operational excellence. With a keen understanding of the digital landscape, EXIS tailors its ... read more about EXIS

Employees

10 - 49
Hourly Rate

$50 - $99/hr

Project Cost

< $5000
Location

Greece

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Baltic Amadeus

Technology partner across the EU and U.S.

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Baltic Amadeus is a versatile IT service provider that excels in offering comprehensive solutions tailored to the modern digital landscape. Specializing in strategy consulting and custom software development, it empowers businesses to navigate the complexities of the digital landscape with ease. The agency also excels in offering eCommerce & mobile banking solutions and omnichannel strategies. Its... read more about Baltic Amadeus

Employees

50 - 249
Hourly Rate

$50 - $99/hr

Project Cost

$5000 - $10000
Location

Lithuania

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Codaxy

Well-coded, beautiful, and easy-to-use apps

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Codaxy is a forward-thinking technology firm renowned for its expertise in developing advanced software solutions and digital products. Established to transform the tech industry, Codaxy specializes in custom software development, mobile app development, UI/UX design, and enterprise solutions. The company prides itself on its innovative approach and dedication to quality, ensuring that each projec... read more about Codaxy

Employees

50 - 249
Hourly Rate

$50 - $99/hr

Project Cost

$10000 - $25000
Location

Bosnia and Herzegovina

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Bigscal Technologies PVT. LTD.

Software Development Company

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Bigscal Technologies Pvt. Ltd. is a software development company in India. Whether you're looking for IT consulting, digital transformation, MVP development, or SaaS consulting, we have the solution for you. We offer a wide range of software development services, including software outsourcing, nearshore software development, offshore software development, ODC, mobile app development, web app deve... read more about Bigscal Technologies PVT. LTD.

Employees

50 - 249
Hourly Rate

<$25/hr

Project Cost

$5000 - $10000
Location

India

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ateliware

Staff augmentation | design + development

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ateliware is a forward-thinking software development company that focuses on crafting custom software solutions for a diverse range of businesses. It excels in turning complex problems into simple, innovative solutions that drive growth and efficiency. With a strong emphasis on collaboration and creativity, ateliware's team of skilled developers, designers, and strategists work closely with client... read more about ateliware

Employees

50 - 249
Hourly Rate

$25 - $49/hr

Project Cost

$5000 - $10000
Location

Brazil

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GP Solutions

Software for Sustainable Digital Transformation

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GP Solutions is a distinguished software development company that specializes in delivering custom software solutions tailored to meet the specific needs of businesses across various industries. With a strong emphasis on innovation and quality, its team of highly skilled developers, project managers, and analysts work collaboratively to create software that not only solves complex business problem... read more about GP Solutions

Employees

250 - 999
Hourly Rate

$50 - $99/hr

Project Cost

$25000 - $50000
Location

Germany

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ISD

Software Development Company

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ISD stands as a beacon in the software development industry, dedicated to providing innovative solutions that drive business success. With a rich portfolio of services, ISD specializes in developing custom software that addresses the unique challenges and opportunities of each client. Its team of experts brings a wealth of knowledge and experience in technology, ensuring that every project is exec... read more about ISD

Employees

50 - 249
Hourly Rate

NA

Project Cost

>$100000
Location

Moldova

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Arbisoft

If you can imagine it, we can build it!

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Founded in 2007 and headquartered in McKinney, Texas, Arbisoft is one of the quickest-developing software services organizations. The company has expanded its operations to four locations worldwide, and a team of 900+ experienced software engineers, developers, UX/UI architects, and designers. Arbisoft specializes in Enterprise Software Development, Data and AI, Web and Mobile App Development, ... read more about Arbisoft

Employees

250 - 999
Hourly Rate

$50 - $99/hr

Project Cost

$50000 - $100000
Location

United States

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DPL

Innovation as a Service

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DPL stands as a beacon in the tech landscape, offering a wide range of IT solutions and services designed to propel businesses into the digital age. Specializing in software development, DPL crafts bespoke solutions that drive efficiency and innovation. The company's prowess in mobile app development ensures that businesses can reach their customers on the go, offering seamless experiences across ... read more about DPL

Employees

50 - 249
Hourly Rate

$25 - $49/hr

Project Cost

$25000 - $50000
Location

Pakistan

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1902 Software Development Corporation is a Danish-managed IT company based in the Philippines, specializing in ecommerce, websites, mobile applications, and custom software development. With over 25 years of industry experience and a 98% client satisfaction rating, we deliver reliable, cost-effective digital solutions that support long-term growth, performance, and scalability for businesses world... read more about 1902 Software Development Corporation

Employees

50 - 249
Hourly Rate

NA

Project Cost

NA
Location

Philippines

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Halcyon Mobile

Award-winning full-service digital product agency

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Halcyon Mobile is a renowned mobile app design and development company that excels in turning creative ideas into reality. With a strong focus on innovation and user experience, it specializes in crafting bespoke mobile applications that stand out in the crowded digital marketplace. Its team of skilled professionals works closely with clients to understand their needs, ensuring that each project i... read more about Halcyon Mobile

Employees

50 - 249
Hourly Rate

$50 - $99/hr

Project Cost

$25000 - $50000
Location

Romania

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