Top 100 C# Developers

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Top 100 C# Developers

August 2022

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C Sharp, or C#, is a programming language created by Microsoft. It's general-purpose and addresses static typing, object- and component-oriented programming approaches. 

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List of the Best C# Programmers

  • 1
    • $25,000+
    • 250 - 999 employees
    • Gliwice, Poland

    Future Processing is a software developer based in Gliwice, Poland. Founded in 2000, they now have more than 900 employees. They specialize in custom software development, web development, and enterprise app modernization for primarily midmarket and small business companies in the healthcare, IT, and transportation industries.

    Clients

    • Allocate
    • Demica
    • 4 finance
    • Coconet

    Industries

    Notable Project

    Future Processing is providing development resources to support a medicine information publisher’s app development project. They’re providing developers to build the solution, which runs on Microsoft Azure.

    "They’ve been predictable and professional from onboarding to engagement."

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  • 2
    • $250,000+
    • 1,000 - 9,999 employees
    • Kraków, Poland

    Software Mind is a global IT services company headquartered in Krakow, Poland, with offices in Warsaw, Rzeszow, and Bielsko-Biala in Poland as well. Founded in 1999, their team of 116 works with clients from startups to enterprises to offer assistance in custom software development, enterprise app modernization, and BI & big data consulting & SI. They mainly work in the medical and financial services industries.

    Clients

    • Corelogic
    • Dell
    • Backbase
    • CallCredit

    Industries

    Notable Project

    Software Mind is tasked with updating a navigation software company's flagship platform. The client wanted to grow their capacity through the new platform.

    "Their team managed to quickly create a performant team with a low turnover at a fair price."

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  • 3
    • $25,000+
    • 50 - 249 employees
    • Princeton, NJ

    Glorium Technologies is a healthcare-focused app and software development company headquartered in Manalapan, N.J. The company was founded in 2010, and has a team of around 70 employees who specialize in web development, custom software development, and mobile app development. They work mostly with small and mid-market businesses in the health care & medical industry.
     

    Clients

    • CAE Healthcare
    • AGFA Healthcare
    • REALPAGE
    • control.IT

    Industries

    Notable Project

    Glorium Technologies is helping a real estate company design and develop a cloud-based web app from scratch and integrate all the requested communication tools. They also provide maintenance support.

    "In terms of development, they couldn't have done better."

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  • 4
    • Scheduling

      4.7
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Wrocław, Poland

    CSHARK is a software and product development company that helps enterprises with digital transformation and start-ups translate ideas into products. Founded in 2014, it currently has over 300 mid and senior developers on board. CSHARK creates web and mobile apps from scratch and consults companies from FinTech and RegTech sectors. According to the Financial Times ranking in 2019 and 2020, we were among the fastest-growing companies in Europe.

    Clients

    • Fenergo (Fintech)
    • REGENHU (Biotech)
    • VecCtor (Digital infrastructure for Industry 4.0)
    • HTP J-1 Visa Programs

    Industries

    Notable Project

    CSHARK is developing a mobile application for an automated cold email tool that includes cold call campaign features. They’re currently on the third iteration of the app, which is being developed from scratch. 

    “This has been our most successful partnership with a third-party vendor to date.”

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  • 5
    • Scheduling

      4.6
    • Quality

      4.7
    • Cost

      4.4
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Pleasanton, CA

    Altoros is a software development company in Warsaw, Poland. Founded in 2001, Altoros' team of over 350 employees specializes in cloud consulting, BI & big data consulting, blockchain and artificial intelligence services. 

    Clients

    • Allstate
    • Siemens
    • Huawei
    • Toyota

    Industries

    Notable Project

    Altoros was hired by a software company to build a custom solution that could connect the client's tools with different types of applications. Key technologies used were .NET and React.

    "They had a lot of people with skills that matched our requirements."

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  • 6
    • $50,000+
    • 250 - 999 employees
    • Naples, FL

    Intetics Inc. is a technology company headquartered in Naples, FL, with offices in Minsk, Belarus, Wilmette, Ill., Krakow, Poland and Kharkiv, Ukraine. Founded in 1995, Intetics' team of 474 employees provides small, midmarket, and enterprise businesses with a variety of different services such as custom software development, mobile app development, and application management & support, among others.

    Clients

    • Encyclopaedia Britannica
    • SugarCRM
    • Snap-On
    • Würth

    Industries

    Notable Project

    Intetics Inc. helped a healthcare company automate several business processes. Their work covered accounting and data validation, and they used UiPath and Power Automate for the implementation. 

    "Intetics made clear budgets and stuck to them."

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  • 7
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • Washington, DC

    Based in Vienna, VA, 10Pearls designs and maintains apps for various companies. The company and its nearly 350 employees have experience in cybersecurity, product development, and UX/UI design.

    Clients

    • HughesNet
    • Johnson & Johnson
    • PayPal
    • CocaCola

    Industries

    Notable Project

    10Pearls used AWS and Google Maps to build an app that displays the status and location of pharmacies, dialysis clinics, and healthcare facilities during emergencies. The platform houses 200,000 data points.

    “He did a fantastic job scheduling meetings between our team and the design team when needed.”

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  • 8
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Gliwice, Poland

    Brainhub is a JavaScript software development company that builds web, desktop, and mobile applications. With headquarters in Gliwice, Poland and offices in Warsaw, Cracow and Bielsko Biala, Brainhub has a team of 40+. They work with teams to build products from scratch using core JS technologies: React, Electron, React Native and Node.js.

    Clients

    • National Geographic
    • Paradox Interactive
    • TC Global
    • Collegial

    Industries

    Notable Project

    Brainhub provides web development services for an e-health platform. They’ve built the desktop application based on the legacy project and using an Electron framework.

    “The engagement has been great. They onboard quickly and are efficient.”

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  • 9
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 1,000 - 9,999 employees
    • New York, NY

    DataArt is a software engineering firm in München, Germany; Zug, Switzerland; London, England; and New York. Founded in 1997, they have about 3,000 employees that serve mainly midmarket and small-business clients in the financial, healthcare, and IT sectors. Services include custom software development, enterprise app modernization, and UI/UX design.

    Clients

    • The Carlyle Group
    • Nasdaq
    • Apax Partners
    • Monex

    Industries

    Notable Project

    DataArt provides e-commerce solutions for a B2B marketplace. The team is responsible for creating an automated and scalable solution that can be operated in multiple countries.

    "They try to solve problems in challenging times, which is highly appreciated."

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  • 10
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 250 - 999 employees
    • Gdańsk, Poland

    Solwit SA is a custom software development firm based in Gdańsk, Poland. Founded in 201, their team of 500 serves clients in the IT, Financial services and utilities sectors. Services include NodeJS, AngularJS, and .NET development.

    Industries

    Notable Project

    Solwit SA implemented an advanced analytical tool for an online cosmetics store. They built the tool to analyze information from various sources quickly and unattended without major investment expenditures.

    "The team showed great knowledge and experience, as well as flexibility and openness to our business needs."

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  • 11
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 1,000 - 9,999 employees
    • Denver, CO

    Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others. 

    Clients

    • Expedia
    • Xerox
    • Toyota
    • eBay

    Industries

    Notable Project

    Itransition is helping develop and design a web and mobile app for a forensic ballistics company, including the entire backend infrastructure. Currently, they’re working on an AIML project as well.

    “Excellency is the most important characteristic of Itransition; they apply it to everything they do.”

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  • 12
    • $50,000+
    • 1,000 - 9,999 employees
    • L'viv, Ukraine

    Sigma Software is a software development partner with 1300+ employees. Founded in 2002, the company is headquartered in Ukraine and has offices in the U.S., Canada, the U.K., Israel, Sweden, and Poland. They help clients from startups to Fortune 500 brands with software product and custom solutions development. Their expertise spans across web and app development, digital transformation, Big Data, AI/ML, AR/VR, and IoT.

    Clients

    • Volvo
    • Scania AB
    • KnorrBremse
    • AstraZeneca

    Industries

    Notable Project

    Sigma Software Group has built an iOS application for an automotive company. They’ve developed the app from scratch, working on AI and 3D modeling features, as well as a custom admin panel to manage the app.

    “We’ve given them many complex challenges, and they’ve done a great job at coming up with solutions.”

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  • 13
    • Scheduling

      4.7
    • Quality

      4.6
    • Cost

      4.5
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • Warszawa, Poland

    Avenga is a global IT and digital transformation consultancy with over 20 years of experience for verticals such as pharma & life science, insurance and finance. Avenga has more than 2500 professionals with offices in Germany, Poland, Ukraine, the U.S., and Malaysia. Services include digital strategy & CX, custom software development, staffing, as well as Salesforce consulting, big data, and cloud solutions.

    Clients

    • Roche
    • GSK
    • Credit Suisse
    • Trov

    Industries

    Notable Project

    Avenga (formerly Perfectial) offered a variety of services to increase software reliability and scalability. They provided software and web development, API development, release management, and reporting.

    “I think of them more as a partner than a group of people that I give requirements to.”

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  • 14
    • Scheduling

      4.9
    • Quality

      4.8
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Orlando, FL

    Simform is a custom software development company founded in 2010. They have helped organizations ranging from startups, Fortune 500 companies, and WHO-backed NGOs. The team of 250+ delivers digital solutions for their clients and offer artificial intelligence services, API integration, dedicated software development team, and software testing services.
     

    Clients

    • Redbull
    • Hilton
    • Sony Music
    • Boy Scouts of America

    Industries

    Notable Project

    Simform is providing a web engineer and a mobile engineer to advance the client's web app and mobile app. Working with React and iOS and Android technology, Simform integrates with the client's in-house team.

    "They’re an integrated member of our team, and it’s easy for us to talk to them in that capacity." 

     

     

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  • 15
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Houston, TX

    TekRevol is an app development startup of 18 employees. Founded in 2014, their headquarters is in Newark, Calif. They offer various services: mobile app development, web development, e-commerce development, blockchain, and more. They primarily work with enterprise and midmarket clients in the e-commerce and business services industries.
     

    Clients

    • The University of Toronto
    • Waste Connections
    • Oz Leasing
    • Beach Bandits

    Industries

    Notable Project

    TekRevol develops different mobile apps, software, and games for an IT firm. They've assigned around 11 people to the engagement, aiming to meet the increasing demand for mobile apps. 

    "Our progress is going on exponentially."

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  • 16
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Influential Software is a software development firm in London, United Kingdom; Maidstone, United Kingdom and Glasgow, United Kingdom. The firm focuses on custom software development, web development, BI & big data consulting & SI, IT managed services, and more and has a midsize team.The firm was launched in 1993.

    Clients

    • Deloitte
    • American Express
    • London Stock Exchange
    • Pret a Manger

    Industries

    Notable Project

    Influential Software provided certified Apple and Microsoft training for an IT support company. 

    "They clearly understood our training requirements and were able to recommend the courses that we would need."

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  • 17
    • Scheduling

      4.6
    • Quality

      4.6
    • Cost

      4.4
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Wrocław, Poland

    Scalo is a software solutions company based in Wroclay, Poland. The company, founded in 2007, has around 500 employees and provides custom software development, IT staff augmentation, web development, application testing, and IT strategy consulting services. Scalo serves mid-market and other-sized companies in various industries that include financial services, IT, and manufacturing.

    Clients

    • Change Donations
    • ELSA
    • Satori Analytics
    • ING

    Industries

    Notable Project

    Scale provides staff augmentation services in the form of recruiting and screening. They find development resources skilled in Java, Angular, Kotlin, and Swift. Their work contributes to banking applications.

    "I am impressed with how successful they are in connecting us with the right candidates." 

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  • 18
    • $25,000+
    • 250 - 999 employees
    • Warszawa, Poland

    ITMAGINATION is a technology services company in Warsaw, Poland with more than 400 employees. Established in 2008, they do customer software development, web development, and BI and big data consulting. ITMAGINATION primarily serves midmarket–enterprise clients in the financial services, business services, and utilities sectors.

    Clients

    • Kabbage
    • Greenlight
    • BNP Paribas
    • L'Oréal

    Industries

    Notable Project

    ITMAGINATION supports an independent multi-issue platform's internal development team. They work on maintaining and improving the company's current application to prevent any breakdown.

    "The team has integrated well with our developers and became productive quickly."

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  • 19
    • $25,000+
    • 50 - 249 employees
    • Kharkiv, Ukraine

    New Line Technologies is a software company of 86 employees, founded in 2009. They are headquartered in Kharkiv, Ukraine, with secondary locations in Plovdiv, Bulgaria, and Atlanta. They provide mobile app development, web development, and custom software development. They serve small and midmarket businesses in the arts, business, financial, media, and education industries.

    Clients

    • Evan-Moor (Monterey
    • California
    • USA)
    • Cinamaker (Atlanta

    Industries

    Notable Project

    New Line Technologies provided full stack development for a gaming platform. The client wanted a new pool of talented IT specialists for the project.

    "They are very flexible in terms of services offered to us, being easily adaptable to our often-non-standard requests."

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  • 20
    • $250,000+
    • 250 - 999 employees
    • Broomfield, CO

    Gorilla Logic provides nearshore Agile teams to Fortune 500 and SMB companies, bringing unparalleled expertise in the delivery of full-stack web, mobile, and enterprise applications. Founded in 2002 and headquartered in Broomfield, Colo., they have over 500 employees and development centers in San José, Costa Rica and Medellín, Colombia. 
     

    Clients

    • A Place for Mom
    • Arrow Electronics
    • DaVita
    • Maxar

    Industries

    Notable Project

    Gorilla Logic provides development outsourcing services to an energy company. They came onboard to help rewrite an application, porting it from flash player-based to web-based delivery using a browser model.

    “We got a team of qualified engineers relatively rapidly, without a lot of work on our part.”

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  • 21
    • $10,000+
    • 250 - 999 employees
    • Kolkata, India

    Capital Numbers is a digital production outsourcing company headquartered in Kolkata, India, with additional locations in Beerwah, Australia, Dover, Del., and the U.K. The company was founded in 2012, and has a team of nearly 300 people who provide web development, custom software development, mobile app development, and e-commerce development. They provide services mostly to mid-market businesses, but also to enterprise and small businesses. The businesses they serve are in different industries including the advertising & marketing, business services, and financial services industries.
     

    Clients

    • Consumer Reports
    • Fundation
    • Thomson Reuters
    • HelloBar

    Industries

    Notable Project

    Capital Numbers augmented a development team to create two mobile apps and a cloud-based backend for a software company. 

    "Their developers contributed greatly to the successful completion of the project through an excellent work effort."

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  • 22
    • $75,000+
    • 50 - 249 employees
    • Atlanta, GA

    HatchWorks is an Atlanta-based software development and UX/UI design company with extensive nearshore delivery centers in Latin America. Founded in 2016, HatchWorks core purpose is to design and build software solutions your customers and business will love. HatchWorks provides custom software development, experience design, analytics, AI/ML, big data, and cloud services through their integrated US and Nearshore Agile teams.

    Clients

    • AT&T
    • Diebold Nixdorf
    • TrueBlue (PeopleScout & PeopleReady)
    • Advent Health

    Industries

    Notable Project

    HatchWorks designed and developed an online and mobile software platform for a financial services company. The delivered solution has received overwhelmingly positive feedback from both clients and representatives, specifically praising the software’s intuitiveness, design, and interactive capabilities. HatchWorks’ personal investment and project management has helped guarantee future engagement.

     

    "It was the personal touch that will keep us coming back to HatchWorks."

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  • 23
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • L'viv, Ukraine

    Leobit is a web and mobile application development company based in Lviv, Ukraine.  Founded in 2014, their team of 114 specializes in IT staff augmentation beyond their development capabilities. They work with mid market and enterprise companies in the information technology, hospitality, health care, and e-commerce industries. 

    Clients

    • KEMET Corporation
    • Antourage
    • VismoX
    • Imnoo

    Industries

    Notable Project

    Leobit assisted with building a new business application for a software development company. Key technologies used for development were .NET Core, C#, and Web API. DevExtreme was used for the UI/UX components.

    "We got good advice from their project manager, and all levels of communication were very good."

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  • 24
    • Scheduling

      4.7
    • Quality

      4.6
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 250 - 999 employees
    • Katowice, Poland

    JCommerce is a software company based in Katowice, Poland, with offices in six other cities in Poland. Founded in 2005, the team of 318 specializes in custom software development, IT staff augmentation, and BI and big data consulting and SI. They work primarily with midmarket, focusing on information technology, manufacturing, and financial services.

    Clients

    • Aras Corp
    • Backbase
    • Boozt
    • Bystronic

    Industries

    Notable Project

    A wholesale building materials company partnered with JCommerce to develop a data model on Qlik Sense. This data model will enable the client to better understand and visualize their business performance.

    "I can expect them to reply right away whenever I need something. For me, that’s a huge advantage."

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  • 25
    • $25,000+
    • 10 - 49 employees
    • Saint Paul, MN

    Emergent Software is a Minneapolis-based technology solution provider that was founded in 2015. Its notable proficiencies have an emphasis on custom software development, mobile app development, and web development. The team features 10-15 full-stack developers, SQL Server DBA’s, graphic & UI designers, and project managers. Additional areas of expertise include SharePoint, Salesforce, and SQL Server consulting and database administration.

    Clients

    • The Tile Shop
    • State of Minnesota
    • Legrand
    • WSB

    Industries

    Notable Project

    Emergent Software has created a data-sync system for a medical device company that wants to eliminate one of their two databases. They use Microsoft Azure to do this, while the databases are on Brightree. 

    “Emergent isn’t only responsive and urgent; they also have integrity — they do what they say, and they do it well."

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  • 26
    • $100,000+
    • 250 - 999 employees
    • Tampa, FL

    MAS Global Consulting is a software development consulting firm that was founded in 2013. Their 154-person team also is headquartered in Palm Harbor, Fla. and has offices in Medellin, Colombia. They offer custom software development, application testing, and enterprise app modernization to predominantly enterprises in manufacturing, financial services, and health care.

    Clients

    • Johnson Controls
    • Clarios
    • Fortune500 Corporation in the Finance Industry

    Industries

    Notable Project

    A retail intelligence solution company hired MAS Global Consulting to provide software development. They handed a team of engineers assigned to various projects and acted as part of their organization.

    "They were very committed and talented."

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  • 27
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 250 - 999 employees
    • Nashua, NH

    A tech frontrunner since 1989, Zco is a full-stack app development firm offering web, mobile, and animation services. Headquartered in Nashua, New Hampshire with a Boston office, the 200+ specialists comprise a powerhouse team with outstanding and varied proficiencies.

    Clients

    • Golflogix
    • Volkswagen
    • Microsoft
    • Harvard University

    Industries

    Notable Project

    A social music platform hired Zco to develop a mobile app for iOS and Android. They've delivered wireframes, interface screens, and design documents before building the final app in in four-week sprints.

    “I really appreciate how detail-oriented the Zco team is.”

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  • 28
    • $25,000+
    • 50 - 249 employees
    • L'viv, Ukraine

    Binary Studio is a software development firm headquartered in Lviv, Ukraine with an office in San Francisco. Founded in 2005, the team of 72 specializes in web development, custom software development, and IT managed services. They work primarily with midmarket-level and small businesses, focusing on gambling, telecommunications, and business services.

    Clients

    • Binary Studio mainly focuses on establishing strategic partnerships with SMBs. The projects we develop either have global impact on communities
    • or are used by hundred thousands users
    • or even by companies giants from the Fortune 500. Here we present a short list of our customers and some of the projects we’ve been working on recently.

    Industries

    Notable Project

    Binary Studio helped expedite the development of a student recruitment platform. Using AWS, C#, and Angular, they improved the site's overall usability.

    "The code quality was very high, edge-cases were carefully considered, and code was tested and reasoned about."

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  • 29
    • $25,000+
    • 250 - 999 employees
    • Coventry, United Kingdom

    Objectivity Ltd. is an IT company headquartered in Coventry, United Kingdom, that provides custom software and web development, as well as web design functions. Founded in 1991, the company has over 600 employees. The businesses they serve represent multiple industries including the business services, financial services, and real estate industries.
     

    Clients

    • Morrisons
    • Primark
    • Edrington
    • Knight Frank

    Industries

    Notable Project

    Objectivity Ltd. is developing a financial services company’s marketplace. The portal streamlines commercial activities in the European market, and it’s built using Angular, Java, Spring, JHipster, and more. 

    "Communication with their whole team has been very good."

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  • 30
    • Scheduling

      4.9
    • Quality

      4.8
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Lehi, UT

    Tech9 is a software development firm headquartered in Lehi, Utah. Founded in 2015, their team of about 40 employees works mainly with mid-market clients. They specialize in custom software development, enterprise app modernization, business intelligence and big data consulting, and SI.  

    Clients

    • Larry H. Miller Group
    • Flashlight Learning
    • Previdence
    • Imagine Learning

    Industries

    Notable Project

    A medical company hired Tech9 to provide custom software development. They developed a web app and a multiplatform mobile app and are also helping implement designs supplied by the client.

    ''They've been very helpful in getting us to where we want to be.''

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