Looking for a top custom software developer?

Software developers own the process of transforming data into an organized structure for a product such as a mobile app or website. As you tackle complex development projects to grow your business, you'll need the right partner for your needs.

That's why we've created this list of the best software development companies for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business. (And, if you want personalized recommendations, tell us about your project.)

List of the Best Custom Software Developers

  • 91
    $50,000+
    250 - 999 Employees
    Wrocław Poland

    Divante is an e-commerce company based in Wroclaw, Poland. The company was founded in 2008 and now has a team of 128 that provides e-commerce development, web development, UX/UI design, and conversion optimization services to its large and mid-size clients.

    Clients
    ING
    Energa
    Norstedts
    TIM S.A.
    Industries
    Notable Project

    A publishing company needed to relaunch its site. Divante created a brand new e-commerce interface for the site, new UX and UI, and new graphics. The client felt that Divante was extremely professional.

    "Our incomes have doubled in comparison to the previous year" – Owner, Publishing Company

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  • 92
    $25,000+
    50 - 249 Employees
    Kraków Poland

    Ready4S is a full-service web and mobile app development company based in Cracow, Poland, with offices in the UK and Ukraine. Started in 2011, this team of 25+ creates digital solutions for organizations both large and small.

    Clients
    Coca-Cola
    Jaba
    Lumesse
    Roche
    Industries
    Notable Project

    Under a tight deadline, Ready4S developed and implemented an app solution to give the client’s employees easier access to customer data. The team earned praise for its cooperative approach, project management skills, and quality results.

    “I am pleased with our effective cooperation with Ready4S. … I highly recommend Ready4S as a reliable partner.” – Former Sales Support Director, Global Bank

  • 93
    $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
    Finish Line
    MedTronic
    NBCUniversal
    Industries
    Notable Project

    Gorilla Logic provided a team of developers to help build a new software platform for an HR software company. Using Camunda and GraphQL they have worked to develop a back-end system on Apache Kafka.

    “Gorilla Logic has delivered exceptional resources that have increased the speed of development and improved the production timeline.” – Director, Human Resource Company

  • 94
    $100,000+
    50 - 249 Employees
    Chicago IL

    Table XI is a mobile app and custom software developer based in Chicago, IL. Founded in 2002, they are a team of 50 curious minds that specialize in building websites, mobile applications and custom digital experiences for companies ranging from startups to well-known brands.

    Clients
    Chicago Ideas
    Dickson
    Keiser
    Northwestern University
    Industries
    Notable Project

    Table XI recreated the website of a global events company, building a video player and an iOS app to deliver content, all with no site downtime. After the migration, the app and site functioned seamlessly. The client recommended Table XI for their cost, clarity, and adherence to deadlines.

    “Table XI has been a key component in our growth, and without them, we couldn’t move forward.” – Founder and CEO, International Events App.

  • 95
    $10,000+
    1,000 - 9,999 Employees
    Plantation FL

    Chetu, Inc. is a custom software development company headquartered in Plantation, Fla. with several additional locations: Las Vegas, Clearwater, Fla., Brentwood, Tenn., Plano, Texas, Schaumburg, Ill., Madison, Wis., Marietta Ga., Rijswijk, Netherlands, and Noida, India. They have a team of more than 1,000 employees who specialize in custom software development, web development, and mobile application development services. Founded in 2000, they continue to support clients of all sizes in the consumer products and services, financial services, and gaming industries. 

    Clients
    Foot Locker
    Wild Birds Unlimited
    Brookstone
    Lab Thru Put
    Industries
    Notable Project

    Chetu built a cloud-based software for a company in the fitness industry. The software combines all systems on one platform using Java, HTML, PHP, and MYSQL.

    “They're very diligent regardless of what part of the project they're working on and how many complications they encounter. They're ready to work on anything we ask from them and deliver good results.” – Owner, Fitness Service

  • 96
    $50,000+
    250 - 999 Employees
    San Francisco CA

    Headquartered in San Francisco, Wizeline is a global product development company with offices in Guadalajara and Mexico City, Mexico, and Ho Chi Minh, Vietnam. Since its founding in 2014, the team has grown to over 390 employees. Wizeline specializes in custom software, web, and mobile app development and UX/UI design. 

    Clients
    Mastercard
    Dell
    WSJ
    Australian Open
    Notable Project

    An entertainment company hired Wizeline to improve their website's CMS. Based on the team's initial success, they fostered a partnership that's still ongoing. The agency's skills made them stand out from comparably firms throughout the process. The client appreciates Wizeline's collaborative spirit and excellent communication skills. 

    "They have quickly learned our system, made helpful suggestions, and been very collaborative."–Senior Product Manager, Entertainment Company 

  • 97
    $25,000+
    50 - 249 Employees
    L'viv Ukraine

    Full-cycle software solutions provider INOXOFT is based in Lviv, Ukraine. Founded in 2014, their team of 76 specializes in web and custom software development for clients in the e-commerce and information technology industries.

    Clients
    Beyond Verbal Communication
    Computer FX
    Arclight Projects
    Chirpi
    Industries
    Notable Project

    INOXOFT developed a WordPress website for a marketing company. They provided different templates and functionalities for the client to choose from. While the website hasn't launched yet, the client already thinks it is better than its previous. 

    "They were very good at following their timelines. There were no problems throughout the process. We are very happy to work with them again."–Founder, Marketing Company

  • 98
    $5,000+
    1,000 - 9,999 Employees
    Gliwice Poland

    Euvic is an IT service provider specializes in custom software development, mobile app development, and web development. They were founded in 2004 in Gliwice, Poland, and have satellite offices in Warsaw, Leverkusen, Germany, Katowice, Poland, and Bielsko-Biala, Poland, and Mahwah, New Jersey.  They have a large team of around 350 employees who primarily service midmarket and small business clients. 

    Clients
    Arbor Seed Consulting
    Energa
    LexisNexis
    Geant
    Industries
    Notable Project

    Euvic developed a small-scale desktop application for commodity traders in the British market. Over time, their work expanded to provide additional features and functionalities for their development product. 

    "[Euvic] has proven easy to do business with which is a major benefit." – Owner, Commodity Trading Software Company 

  • 99
    $10,000+
    250 - 999 Employees
    Wrocław Poland

    Founded in 2005, PGS Software is an IT solutions company based in Wroclaw, Poland. They provide development and consulting services to businesses of all sizes from a variety of industries. 

    Clients
    Yell
    Schmitz-Cargobull
    Omio
    Volotea
    Industries
    Notable Project

    PGS Software provided development support to a European airline carrier. They customized the company's website and internal application. Their work resulted in an increased conversion rate. 

    "The new site is working great." – IT Director, Airline Carrier

  • 100
    $25,000+
    10 - 49 Employees
    New York NY

    Def Method is a software development company based in New York City. Founded in 2014, the team of 21 specializes in custom software development, web development, IT staff augmentation, AI, and more. They work primarily with large and mid-sized businesses, focusing on financial services, real estate, and IT.

    Clients
    Casper
    Friends of the High Line
    Corcoran
    MoMa
    Notable Project

    Def Method worked on IT staff augmentation and development for a billing software firm. They added functionalities to a web-based platform, launched a public API, and installed new integrations. They also provided developers to fill employment gaps. The client appreciated the range of expertise they brought to the project.

    “In terms of development, their team has a wide range of expertise. They don’t specialize in only a handful of technologies, giving them the flexibility to find solutions for a variety of projects.” – CTO, Billing Software Firm 

  • 101
    $25,000+
    1,000 - 9,999 Employees
    London United Kingdom

    Ciklum is a software engineering and solutions company headquartered in Kyiv, Ukraine, with offices in the UK, Denmark, Spain, Belarus, and the U.S., and more. With about 3,000 employees, Ciklum not only specializes in software engineering but also provides e-commerce and mobile app development, application testing, IT strategy consulting, and staff augmentation. Their clients range from large multinational companies to fast-growing startups working toward an IPO.

    Clients
    Google
    Intel
    Micron
    Jabra
    Industries
    Notable Project

    Ciklum was hired by an enterprise IT firm as the main development resource: backend and frontend developers, quality assurance specialists, and business analysts. Operating as part of the team on an ongoing basis, Ciklum developed an e-commerce platform for the IT firm's client that resulted in $50,000,000 per year in sales.

    "[W]e've been able to deliver very good quality results, and Ciklum has played a part in that." – Manager, IT Enterprise

  • 102
    $5,000+
    50 - 249 Employees
    Chicago IL

    Liventus is an e-commerce company based in Northbrook, Ill., with additional locations in Chicago and Bengaluru, India. Founded in 2002, this company has a team of more than 50 employees. Services provided by Liventus include e-commerce development, custom software development, and IT strategy consulting for businesses of all sizes.

    Clients
    Now Health Group
    ParkerWhite Brand Interactive
    Industries
    Notable Project

    Liventus provides ongoing web and software development services for a creative agency. They built a complex backend system that helped to increase the client's conversion rate, as well as taking on a range of other development tasks to improve the client's online standing.

    "The results of their build were dramatic—the system increased the client’s conversion rate from <1% to over 40%." - Director of Digital Services, Creative Agency

  • 103
    $50,000+
    1,000 - 9,999 Employees
    St. Louis Park MN

    Founded in 1995, Coherent Solutions is a software development agency that offers web development, custom software development, and mobile app development services to their mid-market, enterprise, and small business clients in the IT, healthcare, and other industries. Their 10,000 employees are based out of offices in Minneapolis, Minn., Minsk, and Sofia. 

    Clients
    LifeTime Fitness
    Daikin
    WEX Health
    Industries
    Notable Project

    Coherent Solutions recently worked on development for an HVAC company. They created an integrated software that stored data for analytics purposes for that client.

    “They delivered exactly what we needed. I was really satisfied with our working partnership with Coherent Solutions.” — Former VP of Systems & Controls, HVAC Company

     

  • 104
    $50,000+
    50 - 249 Employees
    Sofia Bulgaria

    Dreamix is a software development company founded in Sofia, Bulgaria in 2007. The firm’s 66 employees supply services in custom software development, enterprise app modernization, and web development. Their specializations lie in frameworks such as Spring MVC and AngularJS as well as languages in the Java family.

    Clients
    VistaJet
    CloudCar
    Docomo Digital
    Fadata
    Notable Project

    Dreamix provided development services for an insurance data platform built in Apollon. They improved the solution’s flexibility and ability to be audited. The application is now fully functional and in use by customers; Dreamix still helps with ongoing improvements.

    “The culture that they implemented throughout the entire company … [is] a caring and sharing culture that is managed internally as well as externally and to their customers (or partners as they like to call).” – Project Manager, Consumer Products Company

  • 105
    $10,000+
    250 - 999 Employees
    Minsk Belarus

    Belitsoft is a software development company that serves a range of businesses in the IT, education, and business services sectors. They were founded in 2004 and have about 140 employees that do web development, web design, and custom software development. They are located in Minsk, Belarus. 

    Clients
    IDT Corporation
    Nedap
    Berkeley University
    Aalborg University
    Industries
    Notable Project

    Belitsoft supplemented development resources to enhance software and meet increased market demand. They received positive feedback from stakeholders. 

    "[Belitsoft] really helped us improve and streamline the development cycle." – Principal & Co-Founder, IT Security Firm 

  • 106
    $50,000+
    1,000 - 9,999 Employees
    San Francisco CA

    Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.

    Clients
    HP Enterprise
    AirBnB
    J.P Morgan
    Pfizer
    Industries
    Notable Project

    One of Toptal's most impressive clients is a machine learning and artificial intelligence platform for marketing. The sophisticated nature of the project required expert developers familiar with cutting-edge technology and complicated programming principles, and Toptal's freelance screening service enabled the client to find freelancers with the right skills quickly. The varying needs of the project made Toptal the right choice because they could easily expand and shift the focus of their development team.

    "Toptal made it easy to work with the team. If there was ever anything wrong, it was fixed quickly." – Co-founder, Advertising Technology Firm

  • 107
    $10,000+
    250 - 999 Employees
    Chandigarh India

    Founded almost 20 years ago in 2000, Net Solutions develops web, mobile, and e-commerce platforms. The team of nearly 800 employees is headquartered in Chandigarh, India but has offices in London, UK and Toronto, Canada as well. They also offer cloud services and UX design.

    Clients
    Microsoft
    PayPal
    Xerox
    The English Premier League
    Industries
    Notable Project

    An education tech startup teamed up with Net Solutions to create a mobile version of a pre-existing web-based platform. The client was impressed with Net Solutions' ability to work with the existing website and to redevelop entire parts as needed.

    “They’re eager to deliver good products, which paves the way for business success. From my perspective, the owner runs the company extremely well.” – Founder, Ed Tech Startup

  • 108
    $10,000+
    250 - 999 Employees
    București Romania

    Tremend Software Consulting is a software engineering company in Bucharest, Romania; Aliso Viejo, Calif.; and Brasov, Romania. Founded in 2005, they have about 337 employees that serve mostly midmarket and small-business clients in the financial, IT, and telecommunications sectors. Services include IT managed services, custom software development, and e-commerce development. 

    Clients
    Orange
    ING Bank
    Carrefour
    Actility
    Industries
    Notable Project

    Tremend Software Consulting handled mobile app and web development efforts for an independent media platform. They built a native app for iOS, Android, and web, comprising the partner's MVP. The partner had nothing but praise for the results of the engagement, and the solution met expectations. 

    "They are super flexible and they want to understand the need behind the project and they want to be a part of it." –Co-Founder, Independent Media Platform

  • 109
    $10,000+
    50 - 249 Employees
    New York NY

    BrightStarr was founded in 2006 and is a custom software development company. Headquartered in Seattle, WA with additional offices in the UK and New York, the team of 126 also offers web and mobile app development and productivity consulting to help clients streamline their internal business processes.

    Clients
    Adidas
    Ben & Jerry’s
    Dell
    Johnson & Johnson
    Industries
    Notable Project

    A professional sports league’s communications team hired BrightStarr to build a SharePoint system to share documents, data, analytics, and resources and communicate more effectively across teams. At the time of the interview, the platform was not live, but the client said the partnership has been positive so far.

    “Overall, the engagement has been really positive. One of the reasons that I decided to go with BrightStarr is that they aren't just going to deliver what was requested. BrightStarr is going to challenge us to do some new and innovative things and think outside the box.” – Strategic Planning Analyst, Professional Sports League

  • 110
    $10,000+
    50 - 249 Employees
    Rīga Latvia

    Diatom Enterprises is a software development and IT consulting company founded in 2004. The team of about 44 employees is headquartered in Riga, Latvia.  Diatom Enterprises offers a focused expertise in custom software development, SEO, IT strategy consulting, web development, and mobile app development. The firm's substantial client base includes notable companies who work in the technology and nonprofit sectors.

    Clients
    Microsoft
    Swedish Chamber
    Ronald McDonald House Charities
    Digital Library of Latvia
    Industries
    Notable Project

    A rapidly growing real estate company needed to redevelop their website to account for their recent expansion. Diatom Enterprises' team of .NET developers conducted a comprehensive redesign of their ASP based website. They successfully implemented critical improvements to the platform's property listing, search, and featured properties elements.

     

  • 111
    $50,000+
    1,000 - 9,999 Employees
    Kyiv Ukraine

    Infopulse is a digital software company based in Kyiv, Ukraine with additional offices in Israel, Germany, France, and the U.S. Since 1991, their team of more than 1,000 employees offers custom software development, web development, IT strategy consulting, mobile development and app testing services. They usually work with mid-sized clients in the information technology industry.

    Clients
    A2B.Direct
    American Chamber of Commerce in America
    BICS
    British American Tobacco
    Industries
    Notable Project

    Infopulse designed and developed a mobile application for an Olympic committee within a tight timeline. The app included functionalities that allowed video content sharing and scheduling information.

    “Their openness, professionalism, attentiveness, and responsibility are what’s most impressive about them.” – Marketing Manager, Olympics Committee

  • 112
    $25,000+
    50 - 249 Employees
    Artesia CA

    Radixweb is a software development company based in India. Founded in 2000, the team of 350+ has worked with over 2,500 clients with their software development and web development needs. 

    Clients
    The New York Times
    XEROX
    FastTrack
    Shutterfly
    Industries
    Notable Project

    An environmental software startup hired Radixweb to build their software to measure emissions from smokestacks. The software that Radixweb created met the client's goals and was easy to install. The client felt that Radixweb was professional and patient, and was happy with the work that they created.  

    "[Radixweb] did an excellent job and gave us exactly what we hoped for. It fulfills all our requirements. It’s easy to install, highly technical, and very accurate." – CEO, Environmental Software Company

  • 113
    $25,000+
    50 - 249 Employees
    Sutton United Kingdom

    Geeks is a software development company in London. Founded in 2007, Geeks' team of 85 specializes in custom software development, web development, and mobile app development, primarily for midmarket clients in media and govenment.

    Clients
    easyJet
    Aesseal
    Houses of Parliament
    BBC
    Industries
    Notable Project

    An online history encyclopedia hired Geeks to build a web app for extracting content from other websites. The client's key challenge was ensuring that the web app could handle a high volume of data. Geeks developed custom software featuring a user-friendly frontend and a backend capable of extracting significant amounts of data. Finally, Geeks created a JavaScript library that the client can sell to other businesses. The client appreciated Geeks' creativity and innovation.

    "Our visualization engine can generally handle ten times more data and the average JavaScript library. We’ve had no problems with the stability of their code. The server has always been perfect." - Co-Founder, Online History Encyclopedia

  • 114
    $10,000+
    10 - 49 Employees
    Kentwood MI
    Mutually Human is a custom software development company founded in 2006. The small Kentwood, Michigan-based team specializes in custom software development, mobile app development, and web development.
    Industries
    Notable Project

    A humanitarian organization hired Mutually Human to develop a custom media tracker. The custom software served as an online tool for organizing, tracking, and storing data about media coverage.

    "I was grateful to not only receive the final product but actually walk away with an understanding of how it worked."

  • 115
    $1,000+
    1,000 - 9,999 Employees
    Bengaluru India

    Flatworld Solutions is an outsourcing company headquartered in Princeton, N.J. Founded in 2006, they have a team of over 750 employees. The firm's international offices are based across India, the U.K, and the Philippines and has experience in nonvoice/ back office, transcription, and call center services. Their Clients mostly work in manufacturing, education, and healthcare industries. 

    Clients
    Yale School of Management
    The Loomis Company
    Data Infinity
    Industries
    Notable Project

    Flatworld Solutions partnered with a products business and assumed customer service and live calling duties organization-wide. The client's customers have reported 98% satisfaction rate when dealing with the team at Flatworld Solutions. The client estimates that the team at Flatworld Solutions has saved their organization over 40 hours of work. The team showed an impressive level of professionalism and customer service skills. 

    "They're dedicated to making their customers like us as successful as possible. Flatworld Solutions excels at communication and takes care to offer a pleasant customer experience." –Customer Service Director, Products Business 

  • 116
    $25,000+
    250 - 999 Employees
    Lake Mary FL

    TEAM International is a software development company in Colombia and Ukraine. Founded in 1991, the team of 455 specializes in custom software development, IT staff augmentation, and web development. They work primarily with midmarket clients.  

    Clients
    Acurian
    Telenor
    Conversant
    ITC
    Industries
    Notable Project

    TEAM International worked on software development for a staffing software platform. They provided software development, QA testing, and configuration analysis, working on a software product with standard and bespoke variations. The client was impressed with the knowledge they brought to the project.

    “They employ intelligent people and have a strong affinity with local education. The people are their most impressive asset. They won't just say yes; they want to discuss and properly understand what it is you want them to do.” – Global Head of Software Engineering, Staffing Software Platform 

  • 117
    $25,000+
    10 - 49 Employees
    Sofia Bulgaria

    Bianor is a software development company established in 1998. They also have offices in New York and Sofia, Bulgaria. Their team of 30+ designs and develops software solutions for technology, media, and telecommunication companies. Their software specialization includes image processing, video streaming, real-time broadcasting, encryption/decryption of video signal, and data transfer. 

    Clients
    Phillips
    Maximus
    Vivacom
    Maersk
    Industries
    Notable Project

    A medical technology startup contracted Bianor for outsourced Android development. After assessing prototypes of the client's Bluetooth medical devices, they created the app. The app used BLE 4.0 chips to visualize incoming data from the client's hardware and display it on mobile devices. Internal stakeholders praised Bianor for their professionalism and dedication.

    "I appreciate the fact they provided excellent service regardless how small our project or how much we’re paying them. " – Co-Founder, Medical Device Agency 

  • 118
    Undisclosed
    250 - 999 Employees
    Woburn MA

    Auriga, Inc. is a software R&D and IT outsourcing services provider founded in 1990. They are headquartered in Woburn, Mass. with an office in Moscow. Their team of 450+ employees offers custom software development, IoT development, and application testing expertise to clients in the healthcare, IT, and automotive industries. 

    Clients
    Chrysler
    Dialogic
    Digital Guardian
    Industries
    Notable Project

    Auriga, Inc. worked with a software company to help design, develop, and test parts of one of their applications, primarily using  C, C++, Java, and Lisp. 

    "I think their depth of knowledge and ability to take on such a large codebase was the most impressive part. We explored another offshore team that could be cheaper and they just couldn’t handle the code without breaking things." - Engineering & Product/Project Manager, Software Company

  • 119
    $10,000+
    50 - 249 Employees
    L'viv Ukraine

    Binariks is a web and mobile development company with offices in Ukraine and California. Their team of nearly 200 creates custom web, mobile, and big data solutions. Founded in 2014, Binariks works with startups and established businesses across the globe.

    Clients
    V-Note
    Outpost
    ORCA
    Chilltime
    Industries
    Notable Project

    Binariks developed a social media app and website for an indoor climbing company. The startup had limited experience in web development, so Binariks provided all the coding, design, and development services for the app. The startup was happy with the product and thought that Binariks had a logical, hardworking team.

    “Binariks has been easy to work with and didn't require a lot of hassle on my end. Their communication is usually good: I can reach my contact at any time.” – Founder, Indoor Climbing App Company

  • 120
    $100,000+
    50 - 249 Employees
    Hingham MA

    Founded in 2010, DockYard is a digital product agency in Boston that focuses on custom software, mobile and web app design and development. DockYard caters to startups, mid-market, and enterprise clients nationwide and also offer UX, staff augmentation, and training. Their 80-person team develops using Ember, Elixir, and Phoenix. 

    Clients
    Apple
    Nasdaq
    Netflix
    ZipCar
    Industries
    Notable Project

    Dockyard developed a web app for an e-learning company, from front-end development to visual design to implementation. Their work ethic, creativity, collaboration, and overall dedication to a quality product was evident to the client.

    "In talking with DockYard, we found them to be brilliant. That's one of the real strengths of DockYard. … They're a major player in the development community in Boston and the East Coast. Their reputation is amazing in terms of the contributions they make to the community." – Former Sr. Software Engineer, E-learning Provider

Tell us about your project
NEED HELP SELECTING A COMPANY?

Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

TELL US ABOUT YOUR PROJECT