Top 15 Software Development Companies | 2018

Looking for an experienced 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, use this list of the top 15 custom software developers to find a company that can help you meet your goals.The shortlist includes concise case studies, star ratings from client reviews, and contact information for each company.

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List of the Top Custom Software Developers

  • 1

    Intellectsoft

    Founded in 2007, Intellectsoft is a full-service software partner, focusing on app development for web, mobile, and emerging technologies. Headquartered in Palo Alto, California, their 200+ business strategists and tech specialists collaborate across seven global offices to create digital solutions for startups and enterprises alike.

    Notable Project

    Intellectsoft created an e-commerce app with matching backend infrastructure, then integrated it into the client’s blockchain technology. Transforming the given creative demands into a satisfactory product under a strenuous deadline was deemed impressive, as were their communication skills and determination.

    “We've given them a challenge, and they've met it, which is why Intellectsoft has become our leading service provider for technology development.” – Program Manager, Holding Company

    Former Clients: Eurostar, Harley-Davidson, Jaguar, Universal Pictures

    Awards: Inc. 5000: #1703 in 2017; Business of Apps: Top US App Developers 2016; IAOP: Top 100 Outsourcing Companies

    $ $ $ $ $
    $25,000+
    251 - 1,000 Employees
    Palo Alto , CA
    4.8
    4.8
    20 REVIEWS
  • 2

    Merixstudio

    With more than 65 skilled developers, Merixstudio is a software development firm based in Poland. Since 1999, the agency has planned and implemented a variety of digital products for their clients with their custom software development, web development, and UX/UI design services. 

    Notable Project

    Merixstudio developed an English version of an e-commerce design marketplace in Denmark. Merixstudio helped rewrite the code for a new site framework and designed an English version of the designer's site. The client felt that Merixstudio's employees were great at understanding things quickly.

    "Merixstudio has done well blending themselves into our work culture and understanding the scope and context of what we’re doing." – CTO, Online Design Marketplace

    Former Clients: Toshiba, FOX, Pyrkon, EWE, The Juilliard School

    Awards:  Awwwards Nominee

    $ $ $ $ $
    $10,000+
    51 - 250 Employees
    Poznań ,
    4.6
    4.6
    33 REVIEWS
  • 3

    Itransition

    Founded in 1998 outside Denver, CO, Itransition now has an office in Austin, TX, as well as the UK and Belarus. They bring their 20 years experience and 1500+ person team to the table for custom software development, web development, and e-commerce development.

    Notable Project

    Itransition was hired by another development firm to collaborate on a project for a tourism company. They migrated 44 websites into one e-commerce platform, Magento.

    “They have a good talent pool; they’ve been able to find the right individuals. Everyone they have found who has worked with us has approached the project as though they understand the bigger picture. They’re not just coding for a paycheck.” – Director, Development Company

    Former Clients: Adidas, Pepsico, Toyota, PayPal, Xerox

    Awards: Inc. 5000, Deloitte Technology Fast 500, IAOP Global Outsourcing 100, Softwaremag.com 500

    $ $ $ $ $
    $10,000+
    251 - 1,000 Employees
    Lakewood , CO
    4.8
    4.8
    14 REVIEWS
  • 4

    Orases

    Founded in 2000 in Frederick Maryland, Orases is a custom software development company with 20+ employees. They provide web and e-commerce development, branding, strategy, and design for mostly mid-market companies.

    Notable Project

    An enterprise software company needed to add an e-commerce element to its sales. Orases built a Magento-based site and integrated a custom ERP (enterprise resource planning). The site attracts a high volume of traffic, according to the client.

    “They were very responsive and diligent. We had a very aggressive timeline driven by a demanding customer, and Orases’s team said, ‘No problem, we can handle this.’ They were disciplined and made sure that we were meeting our milestones and goals.” – Senior Product Manager, Enterprise Software Company

    Former Clients: NFL, MLB, Johns Hopkins, Dairy Farmers of America, José Andrés

    Awards: 2017 Corporate Culture Award

    $ $ $ $ $
    $50,000+
    11 - 50 Employees
    Frederick , MD
    5.0
    5.0
    20 REVIEWS
  • 5

    Table XI

    Table XI is a mobile app and custom software developer based in Chicago, IL. Founded in 2004, they are 35 dedicated app and website builders with a flair for bespoke design and digital strategy.

    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.

    Former Clients: Chicago Ideas, Dickson, Keiser, Northwestern University

    $ $ $ $ $
    $75,000+
    11 - 50 Employees
    Chicago , IL
    4.9
    4.9
    21 REVIEWS
  • 6

    ELEKS

    ELEKS is a software engineering consultancy, offering custom software development, UI/UX design, and BI/Big Data consulting to Fortune 500 companies, enterprises, and small businesses. With 1,000+ employees, ELEKS has offices in Ukraine, Japan, and the United States and was founded in 1991.

    Notable Project

    ELEKS performed maintenance and ongoing support for an IT firm’s mobile application software.

    “Whenever any issues occur, the greatest attribute of working with them [ELEKS] is that it will be understood and their management will work to correct them, either in a compensatory way or by changing rules and team members.” – President, IT Firm

    Former Clients: Aramex, Eagle Investment Systems, Phoenix, Commonwealth Financial Network

    Awards: IAOP: The Global Outsourcing 100 (2017)

    $ $ $ $ $
    $50,000+
    1,001 - 10,000 Employees
    Las Vegas , NV
    4.9
    4.9
    11 REVIEWS
  • 7

    Trigent

    Trigent is a software development company based in Southborough, MA company, with two additional offices in India. Trigent and its over 500 development experts provide offshore software development, application testing, and ECM consulting to companies for their clients. 

    Notable Project

    A non-profit hired Trigent to build an enterprise web app to provide and deliver programming throughout its partner network. Trigent developed the app using the ASP.NET program and everyone produced a quick turnaround. The final product met all of the client's expectations.

    "The system serves a number of people outside of our organization, and everyone is very complimentary of the finished product." – Senior Director, Youth Development Non-Profit 

    Former Clients: Honeywell, Texas Instruments, American Heart Association, Kruger 

    Awards: Microsoft Gold Partner, SiliconIndia: Company of the Year for Outsourced Product Development (2013)

    $ $ $ $ $
    $10,000+
    251 - 1,000 Employees
    Southborough , MA
    4.7
    4.7
    17 REVIEWS
  • 8

    DCSL Software

    DCSL Software is a development company based in London and has an additional office in Hampshire, England. Founded in 1994, the team of over 50 has expertise in custom software development, mobile app development, and web development.

    Notable Project

    DCSL Software redeveloped the recruitment software system of a construction firm. The firm laid out what they wanted and DCSL designed, tested, and delivered on the system. The client was pleased with the project and felt that DCSL's skills made the collaboration extremely easy. 

    "We were able to see straightaway how the system would look and work. That’s another reason it went so smoothly." – Manager, Support Department, Construction Firm

    Former Clients: Mitsubishi, Hospify, Skanska, Water Aid

    Awards: Microsoft Gold Partner

    $ $ $ $ $
    $50,000+
    51 - 250 Employees
    London ,
    4.8
    4.8
    16 REVIEWS
  • 9

    Fingent Corp

    Headquartered in White Plains, New York, Fingent Corp is a web and mobile development services provider agency with additional; offices in Boston, MA, Dubai, and India. The agency and its team of under 250 employees specialize in web development and custom software development for mid-market and enterprise firms. 

    Notable Project

    Fingent developed a mobile and web app that measures the talent of college athletic recruits. The goal of the app was to help high school athletes with college admissions by helping recruiters easily identify their skills. The initial feedback of the app was positive and several college coaches have shown interest in using it.  

    "Deliverables were timely and completed in a highly professional manner. The project manager was fantastic. I never had to ask for anything twice. I have nothing but the highest regard for them." – Founder, Sports Tracking Company

    Former Clients: Sony, University of North Carolina, CBN, Johnson & Johnson

    Awards: Top App Creators: Top Mobile App Development Companies (2017)

    $ $ $ $ $
    $10,000+
    51 - 250 Employees
    White Plains , NY
    4.9
    4.9
    19 REVIEWS
  • 10

    iTechArt Group

    iTech Art is an 800+ web, mobile, and custom software developer based in New York with an office in Marietta, GA. Since 2002, their experienced team has delivered game-changing digital solutions for companies of all sizes and market verticals.

    Notable Project

    From financial services technology to online gaming platforms, iTech Art repeatedly demonstrated their value to the client, an offshore software consultancy. The team has been a trusted partner since 2013, given their deep technical expertise, professionalism, and quality processes.

    “I can say that iTechArt has a 100% success rate, and that's rare in the software world. What sets iTechArt apart is that the company is managed well and highly stable.” – Founder & CTO, Software Consulting Agency

    Former Clients: Classpass, Forex.com, Merkle, Oracle

    $ $ $ $ $
    251 - 1,000 Employees
    New York , NY
    5.0
    5.0
    12 REVIEWS
  • 11

    Praxent

    Since 2000, Praxent has launched over 300 unique software products. The team of 30+ is based in Austin, TX, and has experience working with small, mid-market, and large clients on their software development, web development, and mobile app development needs.

    Notable Project

    Using WordPress, Praxent designed an informational website for a public university's academic department. Praxent created a fresh-looking website that was easier to navigate. Praxent met every deadline and stayed on budget.

    "I was very impressed by the level of attention they [Praxent] devoted to us. I know they have bigger clients with bigger budgets, but they worked hard to deliver our project on time." – Faculty Director, Public University

    Former Clients: Keller Williams, Cisco, World Market

    $ $ $ $ $
    $25,000+
    11 - 50 Employees
    Austin , TX
    4.9
    4.9
    16 REVIEWS
  • 12

    Radixweb

    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. 

    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

    Former Clients: The New York Times, XEROX, FastTrack, Shutterfly

    Awards: Microsoft Gold Partner

    $ $ $ $ $
    $10,000+
    51 - 250 Employees
    Ahmedabad , Gujarat
    4.7
    4.7
    21 REVIEWS
  • 13

    PSL Corp.

    Based in Medellín, Colombia, PSL Corp. is a software engineering company that was founded in 1986. Since their launch, PSL Corp. has grown to over 400 employees.  They specialize in custom software development, big data consulting, cloud consulting, system integration, and web development. PSL Corp. supports mid-sized and enterprise clients across a range of industries.

    Notable Project

    PSL Corp. built a marketing web application for a sales software firm. The client valued PSL Corp.'s ability to program flawless, bug-free code thanks to their high level of expertise in development. To support the client and maintain quality assurance, PSL Corp. continues to provide ongoing maintenance and support.

    "The developers are very careful to deliver a quality product from the start. The QA engineers don’t let errors slip through. It’s been a good, high-quality experience so far." – Vice President of Development, Sales and Marketing Software Firm  

    Former Clients: Bridgestone, Deloitte, Brinks, Arris

    Awards: IAOP: Top 100 Outsourcing Companies Worldwide (2018), European Software Institute: Software Excellence Award

    $ $ $ $ $
    $75,000+
    251 - 1,000 Employees
    Medellín , Antioquia
    4.8
    4.8
    13 REVIEWS
  • 14

    Experion Technologies

    Experion Technologies develops software solutions, mobile apps, cloud services, and IoT platforms. Established in 2006 and based in Addison, TX, their 350+ experts have created digital solutions for over 110 clients in the sectors of finance, retail, supply chain, and health.

    Notable Project

    Experion Technologies developed a custom CRM system for a large multinational food exporter that improved productivity by capturing sales metrics and tracking field sales. Aside from increased visibility, the client also benefited from Experion’s supportive take on project management, timeliness, and professionalism.

    "Our project with Experion has definitely been successful. We've seen its benefits, especially for our ice cream business." – Senior IT Manager, Food Exporter

    Former Clients: AstraZeneca, Bacardi, Mars, TopGolf, Tyson Foods

    Awards: Deloitte: 50 Fastest Growing Tech Companies 2017, Fast 500 2017 & 2016; Dallas Business Journal: Top 5 App Developers in Texas 2016; IoT Evolution: Product of the Year Award 2016; Red Herring Top 100 Fastest Growing Companies 2014 & 2013

    $ $ $ $ $
    $50,000+
    251 - 1,000 Employees
    Addison , TX
    4.9
    4.9
    24 REVIEWS
  • 15

    ScienceSoft

    Headquartered in McKinney, TX, ScienceSoft is a software development company with 450+ professionals on staff. With additional offices in Belarus and Finland, the agency provided software development, enterprise content management, and CRM consulting services for over 1,500 projects nationally and internationally since its founding in 1989. 

    Notable Project

    An online book retailer hired ScienceSoft to build a desktop application that would allow customers to easily download and sync their purchases. ScienceSoft created a Windows version of the application and the retailer plans to have Sciencesoft develop the app across other operating systems. The client was extremely impressed with their development work.

    "We do feel that the project was successful. Anything that we identified was fixed by ScienceSoft's development team within a day or two." – VP & CTO, Online Book Retailer 

    Former Clients: Walmart, Viber, Heinz, Koch Media

    Awards: Microsoft Partner

    $ $ $ $ $
    251 - 1,000 Employees
    McKinney , TX
    4.7
    4.7
    23 REVIEWS
  • 16

    AltexSoft

    AltexSoft is a software development and consulting company founded in 2007 and based in Karkiv, Ukraine. The agency also has a U.S. office in Carlsbad, CA, and offices in Lviv, Ukraine and Kremenchuk, Ukraine. Its team of over 50 employees specializes in software development, web development, mobile app development, and IT strategy. 

    Notable Project

    AltexSoft developed custom software for a software consultancy's Azure-based security system. The client went to AltexSoft because of the newer technology they use as well as their forward-thinking skillset. The quality software they developed received positive feedback. 

    "Everyone has their role and knows what they are doing. They have good processes in place and everyone is motivated and committed to creating that atmosphere, which isn’t easy to do. That very positive atmosphere and positive structure means they have happy developers." – Owner, Software Development Consultancy 

    Former Clients: Microsoft, Bally, Cornerstone, Bruxlab

    Awards: BOTL: Cost Saving in a Real World Use Case (2015), Vendor Excellence Awards: Mobile Application Development and Data Visualization of the Year (2015)

    $ $ $ $ $
    $25,000+
    51 - 250 Employees
    Kharkiv , Kharkiv oblast
    4.9
    4.9
    14 REVIEWS
  • 17

    10Clouds

    Headquartered in Warsaw, Poland and with an office in Atlanta, GA, 10Clouds has built software for businesses worldwide since 2009. The team of 100+ focuses on web development, software development, and blockchain for mostly small business clients. 

    Notable Project

    10Clouds built a software for speech recognition and language processing for an AI cloud computing company. They helped with coding, UX/UI design, integration and deployment, and maintenance. As a result of 10Clouds' work, the software now has tens of thousands of users. As a result, the company and 10Clouds have continued working together on different software projects. 

    "10Clouds can always find the best developer for a project. I'm often impressed by the quality of work they deliver. I appreciate their knowledge, discipline, code of conduct, and creativity. So far, 10Clouds has been the best engineering development company I have used. I've learned so much from them."- CEO, AI Company

    Former Clients: Trust Stamp, Adshares, Zapp Scooters

    Awards: Deloitte: Fastest Growing Tech Companies in Central Europe (2017)

    $ $ $ $ $
    $5,000+
    51 - 250 Employees
    Warsaw ,
    4.8
    4.8
    17 REVIEWS
  • 18

    STX Next

    Based in Poland, STX Next is a global software development company. The agency was founded in 2005 and carries a team of over 170 full-stack Python developers alone. In total, the company has over 300 professionals that specialize in web development, software development, and application testing. 

    Notable Project

    STX Next developed an online platform and web application from scratch for a government-run financial services firm. The firm outsourced the entire back-end development project to STX Next. The client was pleased with the quality of work, despite its difficulty, and how quickly everything was done. Their partnership is ongoing. 

    "They always have brilliant ideas about how to improve the user experience, how to find exceptional cases. That part made my job and my decision to work with them again a lot easier." – Head of Product & Technology, Financial Services Firm

    Former Clients: Verve, Wunderman, Coras, Realface

    Awards: Deloitte: Fastest Growing Tech Companies in Central Europe (2017)

    $ $ $ $ $
    $5,000+
    251 - 1,000 Employees
    Poznań ,
    4.8
    4.8
    30 REVIEWS
  • 19

    DevMynd

    DevMynd is a design and technology consulting firm headquartered in Chicago, IL with an additional office in San Francisco, CA. The team of about 30 employees specializes in custom software development. However, they also help with mobile app development, UI/UX design, digital strategy. They work with mostly mid-market and enterprise businesses in the healthcare, medical, and education industries.

    Notable Project

    DevMynd rebuilt an app for an advisory company. The app was hosted on the platform Parse, which was discontinued. DevMynd built Android and iOS versions of the app, which helped the client understand its consumers – demographics, shopping habits, and preferences.

    "Compared to the original vendor that worked on our app, DevMynd is more hands-on. They've been highly proactive in understanding our goals and solving any issues that may arise throughout the process " – CMO, Advisory Company 

    Former Clients: MLB, United States Department of Defense, IBM, Verizon

    $ $ $ $ $
    $100,000+
    11 - 50 Employees
    Chicago , IL
    4.9
    4.9
    7 REVIEWS
  • 20

    Spire Digital

    Spire Digital is a Denver, CO-based digital product development company. The team of more than 50 employees specializes in custom software development, UX/UI design, web development, and app development.

    Notable Project

    Spire Digital developed a minimum viable product (MVP) – a web app – for a freelance recruitment platform. The client and Spire Digital created the concept, and Spire Digital provided user experience design, app development, and quality assurance. Spire Digital has worked with the company on and off for 15 years.

    “Spire Digital has a tier of resources that are highly strategic. Beyond just taking our concepts and our ideas and executing, they’re actually highly strategic on the frontend … [and provide] pushback.” – Managing Director, Recruitment Company

    Former Clients: Lockheed Martin, Coors, USDA, Dish Network

    Awards: Inc. 5000: Fastest Growing Companies in America (2016); Denver Business Journal: Colorado’s Top Web Development Firm (2016); Creativity International Award: Interactive Design (2016)

    $ $ $ $ $
    51 - 250 Employees
    Denver , CO
    5.0
    5.0
    1 REVIEWS
  • 21

    Skyrise

    Skyrise is an information and technology firm that has offices in Katowice,Poland and Gdansk, Poland. Founded in 2006, Skyrise's team of 46 employees has over a decade of experience specializing in software and IoT development. The firm also offers mobile app development services to its clients. Skyrise primarily works with smaller and mid market sized clients 

    Notable Project 

    Skyrise was tasked with helping a car park management technology firm develop software for the organization. The client wanted software that could help identify and assist customers.  The team at Skyrise was able to develop an automatic license reading software that can identify clients and history based on license plate numbers. The firm also built digital payment capablities into the platform. The software has received praise for its easiness to use and its end user experience. The client was impressed with the software produced by the team at Skyrise. 

    "Our software has received high user-satisfaction ratings for its functionalities. Because we’ve focused on providing a superior end-user experience, drivers appreciate the convenience of our integrated ALPR and payment system for daily use."-Product Manager, Car Park Management Technology Firm 

    Former Clients:  Sesam Sesam, ABAX, Kapsch, NKK Systems 

    $ $ $ $ $
    $50,000+
    51 - 250 Employees
    Katowice ,
    5.0
    5.0
    1 REVIEWS
  • 22

    Logicify

    Founded in 2010, Logicify is a development company with offices in Poland and Ukraine. The team of nearly 40 employees specializes in web, e-commerce, and custom software development. They mostly work with small business clients in the education, e-commerce, financial services, and media industries.

    Notable Project

    Logicify first began working with a hair products company on small development projects such as creating a reviews widget. The client was so happy with Logicify's work that they hired them to rebuild their website. The hair products company's existing website was built on an external platform that was difficult to customize. Logicify evaluated other platform options and ensured the new site was customizable to the business' needs. One feature Logicify built was a "product wizard" that helped online shoppers choose the right hair product for their needs. The new site experienced a decrease in bounce rates from 70% to 20%.

    "They accomodate time zone differences by having stand-up meetings with us at the end of every day. ... They thoroughly understand and anticipate business issues to then work through solutions proactively." – CEO, Hair Products Company

    Former Clients: Betterfood, eChalk, Trovvit, BlastOut, EPICconjoint, Ontrack360, Hairstory

    $ $ $ $ $
    $5,000+
    11 - 50 Employees
    Zyrardow ,
    5.0
    5.0
    5 REVIEWS
  • 23

    Crowe IT

    Crowe IT is an SEO and software development company from Edmonton, Canada. They are newly founded in 2018 and have a small, three-person team that specializes in SEO and custom software development but provides web design and content marketing as well. The majority of their clients are small businesses in the IT industry.

    Notable Project

    An energy company with three different subsidiaries hired Crowe IT to create a single brand image and implement a marketing strategy that ensured each part of the company targeted the right market and audience online. Crowe IT assessed the company's brands and began web development efforts for each website. They also incorporated SEO tactics to ensure each site ranked for the necessary keywords and phrases. The energy company experienced an increase in website traffic across all three sites as a result of Crowe IT's work.

    "Part of what drives their success is their deep understanding of our business foundation, which allows them to offer meaningful insights. Compared to other SEO companies we considered, they provide a customized, high-quality experience for a reasonable price." – Director, Energy Company

    Former Clients: RJ Oil Inc. RJ Maclean LP, RJ Well Test Corp.

    $ $ $ $ $
    $1,000+
    2 - 10 Employees
    Edmonton , AB
    5.0
    5.0
    1 REVIEWS