Top 40 C# Developers in Bulgaria

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Top 40 C# Developers in Bulgaria

February 2023

Looking for a top C Sharp software development company in Bulgaria?

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. 

List of the Best Bulgaria C Sharp (C#) Software Development Companies

  • 1
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $75,000+
    • 250 - 999 employees
    • София, Bulgaria

    ScaleFocus is an IT solutions consultancy based in Sofia, Bulgaria. Founded in 2012, ScaleFocus has more than 700 employees that primarily provide a diverse client base with custom software development, big data and BI, and e-commerce solutions.

    Clients

    • Shutterfly
    • Uniper
    • Curaden
    • Lufthansa Technik

    Industries

    Notable Project

    Scalefocus (formerly Upnetix JSC) augmented internal staff to design and develop a native iOS, Android, and Windows application. They also assisted with data integration and system testing.

    “The atmosphere was good during implementation and testing, and we received fast responses.”

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  • 2
    • Scheduling

      4.4
    • Quality

      4.7
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 50 - 249 employees
    • Sofia, Bulgaria

    Accedia is a professional IT services company founded in 2012 with offices in Sofia, Bulgaria; Boston, Mass.; and San Francisco, Calif. Its team numbers more than 150 professionals, specialized in technology consulting, agile software development, and implementation of end-to-end IT solutions. Accedia’s clients are technology startups, small and mid-sized enterprises, and large enterprise businesses engaged in banking, finance and insurance, and manufacturing, among other industries.

    Clients

    • Alexander Forbes
    • Bulstrad Vienna Insurance Group
    • Omni Capital Retail Finance
    • Progress Software

    Industries

    Notable Project

    A railway engineering company has hired Accedia for software development, using Microsoft Azure, .NET, and React as main technologies. They've also provided development resources for them and their customers.

    ''They commit to taking care of our software, making them great service providers.''

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  • 3
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Sofia, Bulgaria

    Sciant is an IT solutions development partner serving specific industry sectors, including Fintech and Banking, Logistics and Transport, Travel and Hospitality, working worldwide for both large enterprises and fast-growth startups.

    Sciant develops technical solutions, including big data and business intelligence, machine learning, and blockchain, and forms robust and compliant integrations and interfaces for new digital platforms and legacy systems.
    The company is headquartered in Sofia, Bulgaria, and has offices in Plovdiv(Bulgaria), Yambol (Bulgaria), and Tirana (Albania). Number of employees - 130.

    Clients

    • Avalara
    • DHISCO
    • DHL
    • RateGain

    Industries

    Notable Project

    Sciant developed middle-man software solutions to integrate automation between their client and third-party services. 

    "Their experience in this space is fantastic."

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  • 4
    • $25,000+
    • 50 - 249 employees
    • Sofia, Bulgaria

    Resolute Software is a software engineering and consulting company located in Lawrenceville, Ga. Founded in 2019, they currently have about 18 employees. They provide custom software development, IT strategy consulting, and cloud consulting and Si services to primarily midmarket firms and enterprises.

    Clients

    • Progress
    • Аmatas
    • Vip Security

    Industries

    Notable Project

    Resolute Software provided website design and management. They configured and built out the full website. 

    "We were very strongly impressed by the proper management."

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  • 5
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • Sofia, Bulgaria

    Melon is a software development agency that has offices in Sofia, Bulgaria and Skopje, Macedonia. Since 2003, the agency and its team of about 155 have specialized in web development and mobile app development, but also provide custom software development, app testing, and IT strategy consulting. Melon works primarily with midmarket businesses 

    Clients

    • Coca-Cola Hellenic
    • Royal Philips
    • Accenture
    • Skrill

    Notable Project

    Melon navigated complex mathematics to build a commodity price risk management platform. The software provides sophisticated analysis at an affordable price.

    "They have relentless focus and give daily updates throughout the major builds."

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  • 6
    • $10,000+
    • 50 - 249 employees
    • Sofia, Bulgaria

    BGO Software is a Bulgarian software design company that has offices in Sofia, Plovdiv, and London, U.K. Established in 2008, the company employs a team of 73 who specialize in software and mobile app development. 

    Industries

    Notable Project

    Working with Microsoft Stack, BGO Software built a web-based platform to manage a national health agency's workflow. They also integrated the site with an SQL server.

    "Their flexibility and passion for delivery are really impressive. They always go the extra mile."

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  • 7
    • $5,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    Founded in 1998, Nevron Software provides expert services in big data consulting, web development, and custom software development. The team of over 10 specialists works out of offices in Wilmington, DE, and Bulgaria. The agency supports notable clients across major industries such as government, business services, and information technology.

    Industries

    Notable Project

    Nevron Software provided a chart control solution to display biotechnology test results. Later, the team supplied example code and external support for the software. 

    "Nevron was...able to transform the data the way I wanted."

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  • 8
    • $1,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    Bulgarian Software House (BSH) is a software service provider based in Sofia, Bulgaria. The company, founded in 2000, has a team of more than 20 that provided Unified Communications Consulting & SI, custom software development, enterprise app modernization, web development, and cloud consulting & SI services. BSH serves mid-market and enterprise-sized companies in the financial services, medical, and telecommunications industries.

    Clients

    • Societe Generale Expressbank
    • Microsoft Bulgaria
    • ING
    • Actavis

    Industries

    Notable Project

    Bulgarian Software House has provided initial consultations, designs, and development for a cloud-based online election platform. The tech solution was built on Microsoft Azure. 

    "They have been friendly. Their professional style, experienced team, and the “can-do” attitude were impressive."

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  • 9
    • $25,000+
    • 250 - 999 employees
    • Sofia, Bulgaria

    Prime Holding JSC is a software development company founded in 2013. Based in Sofia, Bulgaria, their team of over 250 engineers services mostly midmarket and enterprise companies. They specialize in industries like financial services, IT, and business services. They offer custom software development, enterprise app modernization, and CRM consulting and SI services.

    Clients

    • Blue Chip Companies
    • Fortune 500 companies
    • Startups and Scaleups from USA
    • UK and Switzerland

    Industries

    Notable Project

    Prime Holding JSC is moving infrastructure from server-based to Kubernetes. They're creating web applications using streaming audio, video, voice, and desktop-sharing using HTML5 and WebRTC.

    "They're a true partner, not just a vendor."

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  • 10
    • $25,000+
    • 50 - 249 employees
    • Plovdiv, Bulgaria

    Founded in 2016, CodeCoda Ltd. is a development company based in Plovdiv, Bulgaria with a secondary location in Dublin. They have a team of 17 employees who provide custom software development, web development, mobile app development, and e-commerce development services. They work with midmarket and small businesses in the business services, consumer product, and financial services industries.

    Industries

    Notable Project

    CodeCoda Ltd. built a self-service platform for a business knowledge platform. The platform had several different elements and was developed from scratch.

    "They could find solutions for many challenges where other companies weren't able to do so."

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  • 11
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    MaxSoft is an IT firm based in Sofia, Bulgaria. Founded in 1991, MaxSoft has a team of 43 that offers web, custom software, and mobile app development. They primarily work with companies in the strata management, education, and general payment industries.

    Clients

    • Viber
    • The Voice
    • Skin Expert
    • SOS Locksmith

    Notable Project

    MaxSoft developed a WordPress website for a honey business to share product information and process online sales. They also created a solution to track the honey produced.

    "They were self-driven, delivered everything on time and at a low cost, and the communication was good."

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  • 12
    • $5,000+
    • 10 - 49 employees
    • Plovdiv, Bulgaria
    Platform Devs is a small custom software development firm founded in 2009. Their team specializes in custom software development, enterprise app modernization, IT managed services, web development, and more. The company is based in Plovdiv, Bulgaria.

    Clients

    • Deal Direct Financial Solutions
    • XPERT Delivery
    • Stream Tickets
    • First Beat Media

    Industries

    Notable Project

    Platform Devs provides custom software development for a media company. They have built the client's platform from scratch and communicate daily with the software developers to ensure progress.

    "They have expert developers, and they are proactive in the weekly demos, showing their areas of work and progress."

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  • 13
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Plovdiv, Bulgaria

    Elders Ltd. is a development agency based in Plovdiv, Bulgaria. Their team of over 10 employees serves firms of all sizes in industries such as advertising, IT, media, and e-commerce. Founded in 2016, they offer custom software, mobile app, e-commerce, and wearable app development services.

    Clients

    • MarketVision
    • EmergeIQ
    • Acumed Data
    • Hedgehog Lab

    Industries

    Notable Project

    Elders Ltd. designed and developed new versions of Android and iOS apps.

    "We were really impressed with their excellent work."

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  • 14
    • $5,000+
    • 2 - 9 employees
    • Blagoevgrad, Bulgaria

    Code Plus Ltd. is a .NET development agency located in Blagoevgrad, Bulgaria. Founded in 2015, they have four employees specializing in web and mobile app solutions, custom software development and digital marketing. They work for various global businesses, particularly in the consumer products and hospitality industries.

    Clients

    • VetPartners Ltd
    • Denta Clinik
    • Lidia Tours

    Industries

    Notable Project

    Code Plus Ltd. built a website to help connect a dental clinic with their patients. The platform includes relevant blog content, the brand’s background information, and an online form for booking appointments.

    “We continue to work with them because we appreciate their professional attitude.”

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  • 15
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 50 - 249 employees
    • Troyan, Bulgaria

    Launched in 2007, TSD Services is an IT staff augmentation company. They are in Troyan, Bulgaria; Sofia, Bulgaria and Plovdiv, Bulgaria and have a midsize team. The agency specializes in IT staff augmentation and custom software development.

    Industries

    Notable Project

    TSD Group is developing a mobile and web app for a casino chain. The client had chosen them for their expertise in Microsoft technologies such as .NET, SQL, and Azure. 

    "They are very good at quickly understanding the needs of the users and translating that into working products."

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  • 16
    • $50,000+
    • 250 - 999 employees
    • Sofia, Bulgaria

    Custom software development company Sirma Group was launched in 1992. The midsize team offers custom software development, HR services, BI & big data consulting & SI, cloud consulting & SI, and more. The company is located in Boise, Idaho and Sofia, Bulgaria.

    Clients

    • Unicredit Group
    • KBC Group
    • Temenos AG
    • SAP AG

    Industries

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  • 17
    • $5,000+
    • 10 - 49 employees
    • Veliko Tarnovo, Bulgaria

    Reflection Infosys is an IT company based in Veliko Tarnovo, Bulgaria. The company, founded in 2010, has a team of more than ten that provides custom software development, web development, mobile app development, UX/UI design, IT strategy consulting, AI, blockchain, application management & support, and enterprise app modernization services. Reflection Infosys serves small and larger-sized companies in various industries.

    Clients

    • KUKUI
    • Social Network Media Development

    Industries

    Notable Project

    Reflection Infosys is helping a digital marketing agency develop a custom portal to serve as a one-stop-shop for their customers. They are building the portal from scratch and integrating several APIs.

    "It’s easy to work with them."

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  • 18
    • $5,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    Ever Technologies is a software agency founded in 2017 with over 10 employees. Based in Sofia, Bulgaria, they provide custom software, web, and mobile app development solutions for small and medium-sized businesses.

    Clients

    • Nabo As (Norway)
    • CUE (US)
    • Orthodox Union (US)
    • GrowthZone (US)

    Industries

    Notable Project

    Ever Technologies is assisting with the creation of a client portal using Angular 5 and Dotnet on an AWS infrastructure.

    "They have high-quality front-end work and are very responsive on Slack."

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  • 19
    • Undisclosed
    • 50 - 249 employees
    • Sofia, Bulgaria

    Motion Software is a custom software development firm. The small Sofia, Bulgaria-based team specializes in custom software development, blockchain, e-commerce development, IT staff augmentation, and more. The agency was founded in 2015.

    Industries

    Notable Project

    Motion Software provided Angular frontend development support for a development studio. They were tasked with supporting the development of a solution for the International Digital Asset Exchange Association.

    The level of professionalism of all people involved was impressive.

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  • 20
    • $10,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    IndigoVerge is a small custom software development firm headquartered in Sofia, Bulgaria. They specialize in custom software development, IoT development, web development, business consulting, and more and were established in 2006.

    Industries

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  • 21
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 2 - 9 employees
    • Sofia, Bulgaria

    DIV Motion is a software development company. They provide custom software development, cloud consulting & SI, IT staff augmentation, and web development and were launched in 2021. The agency is based in Sofia, Bulgaria.

    Clients

    • We value our none-disclosure agreements.

    Industries

    Notable Project

    A software company hired DIV Motion for digital signage CMS development. They conducted a project briefing and discussed information display, polling frequency, Twitter access, API construction, and more. 

    "DIV Motion was knowledgeable, independent, and organized in presenting the results of researches and options."

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  • 22
    • $25,000+
    • 50 - 249 employees
    • Sofia, Bulgaria

    InterConsult Bulgaria is a midsize custom software development company. The Sofia, Bulgaria-based company was launched in 1996. Their services include custom software development, cloud consulting & SI, IT managed services, IT strategy consulting, and more.

    Industries

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  • 23
    • $25,000+
    • 50 - 249 employees
    • Plovdiv, Bulgaria

    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 led web and iOS/Android app development for a social networking platform. Their work included infrastructure, database architecture, design, UI, and branding. They use Azure and a .NET platform.

    "[They] always rolled up their sleeves and came up with great solutions."

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  • 24
    • $5,000+
    • 10 - 49 employees
    • София, Bulgaria

    Abilitics is a small software development firm. Launched in 2008, the team offers custom software development, web development, enterprise app modernization, and ux/ui design. The firm is headquartered in Sofia, Bulgaria.

    Industries

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  • 25
    • $5,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    ICON Worldwide is a full-service design and technology agency headquartered in Zurich, Switzerland with another office in Sofia, Bulgaria. Founded in 2007, the agency's team of 11 offers helps companies adapt to and incorporate the latest technologies. Services include web, mobile app, and software development, design, digital strategy, and IT outsourcing.

    Clients

    • Credit Suisse
    • Swiss Finance Institute
    • Vifor Pharma
    • Actelion Pharmaceuticals

    Industries

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  • 26
    • $5,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    GlobalizeIT is a web development company located in Sofia, Bulgaria and Sofia, Bulgaria. They provide web development, custom software development, and blockchain and were founded in 2018.

    Industries

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  • 27
    • Undisclosed
    • 2 - 9 employees
    • Varna, Bulgaria

    DatapanBG is a software development firm. Founded in 2019, the team focuses on custom software development, web development, blockchain, Artificial Intelligence, and more. Their small firm is Varna, Bulgaria-based.

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  • 28
    • $25,000+
    • 10 - 49 employees
    • Sofia, Bulgaria

    QaiWare is a Sofia, Bulgaria-based custom software development company. The small team focuses on custom software development, mobile app development, web development, and enterprise app modernization. The firm was launched in 2011.

    Industries

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  • 29
    • $5,000+
    • 2 - 9 employees
    • Sofia, Bulgaria

    Key Development is a custom software development firm launched in 2014. They are in Sofia, Bulgaria and have a small team. The company provides custom software development, web development, e-commerce development, and mobile app development.

    Industries

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  • 30
    • $5,000+
    • 2 - 9 employees
    • Sofia, Bulgaria

    Launched in 2012, D-Consult is a custom software development company. The small Sofia, Bulgaria-based team specializes in custom software development, mobile app development, and web development.

    Industries

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