Here's a List of Software Development Companies in Seattle

Which Software Development Companies Are the Best in Seattle?

  • AccelOne

    AccelOne is a software development company based in Kirkland, Wash. with offices in Buenos Aires, Argentina. Founded in 2013, AccelOne's team of 25 employees provides custom software development, mobile app development, and UX/UI design services.

    Notable Project

    AccelOne worked with a publishing company to assist with a series of technical projects. They began with a cloud software migration, continued with a proof of concept Salesforce tool, and ended with a complete Salesforce CRM implementation. AccelOne's developers used Angular.js to coordinate the API integration with the client's subscription management system.

    "The feedback on the web app has been positive, a result of making membership services more readily available online." — CEO, Publishing Company

    Former Clients
    Oreo
    Turner
    Bridge Patient Portal
    Nike
    $ $ $ $ $
    equalizer $25,000+
    group11 - 50 Employees
    place Kirkland , WA
  • Affirma Consulting

    Affirma Consulting is a full-service technology consulting agency. Founded in 2001, Affirma Consulting is based in Seattle, WA with additional offices in Los Angeles, CA, India, Ireland, and Reno, NV. The team of 200+ focuses on consulting for Business Intelligence (BI), Sharepoint, Salesforce, and customer relationship management (CRM) software, they also offer design, marketing, and mobile and web development.

    Notable Project

    A hydraulic services company hired Affirma Consulting after experiencing challenges with the first developer it hired. Affirma Consulting built the client’s website and continues to offer consulting services for the web project. The client regrets not choosing Affirma Consulting first.

    “I am very satisfied with their work. They did what they said they would do on time. Affirma keeps you on track and lets you know how much they have spent, how many hours each week they have devoted, what it costs, and how much you have left in your budget.” – Marketing Manager, Hydraulic Services Company

    Former Clients
    Microsoft
    Expedia
    Seattle Seahawks
    Pokemon
    Aegis Living
    MoneyTree
    $ $ $ $ $
    equalizer $5,000+
    group51 - 250 Employees
    place Bellevue , WA
    Awards

    Inc. 5000

  • Bilberrry

    Bilberrry is a web design and development agency that was founded in 2010. The team of 19 is headquartered in Seattle and Kyiv, Ukraine. It specializes in custom software development, web development, and web design. 

    Notable Project

    A wedding registry company wasn't satisfied with its developers and needed to get its website out of beta quickly. Bilberrry built a custom PHP website and updated the old website. The new website has a feature that syncs with large national retailers to provide registry information. Bilberry now maintains and updates both websites. 

    "Other developers we’ve seen have said they could build something, but never completed it, giving us 'maybes' or reasons why they shouldn’t be building it. That’s never happened with Bilberrry." – CEO, Wedding Registry Company

    Former Clients
    Chipotle
    GAP
    Whirlpool
    MARS
    $ $ $ $ $
    equalizer $5,000+
    group11 - 50 Employees
    place Seattle , WA
  • Black Antelope

    Black Antelope is a digital creative industry headquartered in Seattle. It was founded in 2009 and has expanded to additional locations in Sacremento, Calif. and London. Black Antelope has about 3 employees that serve a range of enterprise and small- to mid-sized businesses. Services include custom software development, web development, and web design. 

    Notable Project

    Black Antelope redeveloped a website on a unified Drupal CMS to improve performance. The system includes translation modules for different coding languages. Initially, they provided design services before a third-party vendor assumed that responsibility. Subsequently, they focused on SEO and increased web traffic significantly. The site's faster speed and new professional look significantly improve site rankings. 

    "Despite significant peaks of traffic at times, the site never went down. Black Antelope helped us with initial SEO implementations, giving us core advice for this area. We definitely saw an uptick in Google search results."  – Director of Web Development, Tech Company

     

    Former Clients
    UC Berkeley
    Monterey Bay Aquarium
    Fujitsu Laboratories of America
    Cloudwords
    SPCA International
    $ $ $ $ $
    equalizer $10,000+
    group2 - 10 Employees
    place Seattle , WA
  • BrightStarr

    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.

    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

    Former Clients
    Adidas
    Ben & Jerry’s
    Dell
    Johnson & Johnson
    Nestle
    Pepsico
    Tottenham Hotspur
    $ $ $ $ $
    equalizer $10,000+
    group51 - 250 Employees
    place New York , NY
    Awards

    2012 Nielsen Norman Intranet Design Awards, IT Europa Software Excellence Awards: Finalist, CIPR: 2017 Best International Campaign

  • BTown Web

    Founded in 2007, BTown Web is a development agency located in Burien, Wash. The small team of 8 provides expertise in web development, e-commerce development, and custom software development.  

    Notable Project

    Following up on earlier SEO work, BTown Web was hired by a zipline company for a website redesign. The zipline company wanted the website to be easier to use and up to date with the current digital design trends. The redesign helped it experience an increase in sales. The client felt that BTown Web was extremely responsive to its needs.

    "I think they're [BTown Web] really attentive to what the customer is looking for. That can be rare, especially in designing a website." – Director of Marketing, Zipline Company

    Former Clients
    Guided
    Rep the Squad
    Orca Tactical Gear
    Pro Compression
    $ $ $ $ $
    equalizer $5,000+
    group2 - 10 Employees
    place Burien , WA
  • CASoft Seattle

    CASoft Seattle is a web design, development, and marketing company located in Kirkland, Wash. Founded in 2017, CASoft Seattle has a team of three employees that not only specialize in web development but also mobile app and custom software development. Their marketing expertise spans SEO, PPC, and branding. They primarily work with small businesses. 

    Notable Project

    CASoft Seattle built a platform for a social media streaming app. The product emphasized group navigation and privacy. For example, users who uploaded a video to the platform could control who saw the content. After working with a development team that could not complete the project, the social media platform hired CASoft Seattle. They built a custom iOS platform that included the client's desired featured and addressed coding issues in the backend.

    "After working with some of the highest rated development firms, I appreciate how CASoft Seattle does business. Their ability to communicate and work within a partnership is second to none. They had a lot of issues working with the original code but were ultimately able to succeed where other companies failed." – Founder and CEO, Social Media Streaming App

    Former Clients
    Footlogix
    Great Plains College
    Modern Metals
    Mobile Veterinary Mission
    $ $ $ $ $
    equalizer $1,000+
    group2 - 10 Employees
    place Kirkland , WA
  • Celebrate Drupal

    Celebrate Drupal is a web development and design firm in Seattle. It was founded in 2009, and its team of 8 helps clients with IT staff augmentation, custom software development, UI/UX design, and e-commerce development in addition to web design and development.

    Notable Project

    A networking nonprofit hired Celebrate Drupal after a member said that its website was not being used as effectively as possible. Celebrate Drupal manages the website's back end, keeps the design current, and provides updates and staff training.

    "If I have something I need them to work on, we're in constant contact with each other, and I never really had that with any other developer before. Their level of responsiveness is very high, even though we have a three-hour time difference. We're very cognizant of each other's work schedules, and they're very accommodating." - Finance & Technology Manager, Networking Nonprofit

    Former Clients
    State of North Carolina
    U.S. Department of Veterans Affairs
    U.S. Department of Education
    Hasbro
    Washington Fish and Wildlife
    $ $ $ $ $
    equalizer $5,000+
    group11 - 50 Employees
    place Olympia , WA
  • Digitegy

    Digitegy is a digital agency that provides a mix of development and marketing services: software, web, and mobile app development, web design, SEO, PPC, and digital strategy. Founded in 2016, they have a small team of fewer than five employees.

    Notable Project

    A small bagel restaurant tasked Digitegy with designing and developing a website. Digitegy accepted the challenge, launching the project by getting to know the client's needs, such as the most important information to include on the site, branding, and features. After completing the website, Digitegy transformed it into an app, so users could choose how they interact with the bagel restaurant.

    "Digitegy frequently reaches out to us with suggestions of how to make the site better. They help us much more than any company that we’ve ever worked with." – Owner, Bagel Restaurant 

    Former Clients
    Style Skool
    Bruchelle's;Bagel Bistro
    Greg Landscaping
    AA Derma Science
    $ $ $ $ $
    equalizer $1,000+
    group11 - 50 Employees
    place Seattle , WA
  • Flexaspect

    Flexaspect is headquartered in Seattle, WA and has additional offices in the UK, Poland, and Ukraine. Founded in 2006, Flexaspect is a web, app, and custom software development company. The team of 44 serves mostly small businesses across a variety of industries

    Notable Project

    Flexaspect was hired by a cloud services and software company to develop the frontend of a website and to integrate its mobile apps with the cloud.

    “I'm very comfortable with the value I'm getting. They do A-plus work, and I received cutting-edge deliverables, not outdated technology.” – CEO, Cloud Service and Software Company

    Former Clients
    Buzzfeed
    AOL
    The Huffington Post
    Rakuten
    Microsoft
    $ $ $ $ $
    equalizer $5,000+
    group51 - 250 Employees
    place Bellevue , WA
  • Flower Press Creative Studio, LLC

    A full-service digital design and development agency, Flower Press Creative Studio takes on mobile app, web, and custom software development projects. Founded in 2001, the small team of 6 is headquartered in Seattle and also has experience in UI/UX design.

    Notable Project

    A founder of a social meetup company needed help launching the business. Flower Press Creative Studio agreed to help, developing an iOS app and assisting with branding.

    “She was really good at taking my ideas and turning them into something usable. She’s easy to work with, as well as versatile. She has a way of remedying doubts clients might have about their ideas.” – Founder, Social Meetup App

    Former Clients
    Nike
    Disney
    SurveyMonkey
    Lipton
    Southern Living
    $ $ $ $ $
    equalizer $10,000+
    group2 - 10 Employees
    place Seattle , WA
  • Joen.io

    Recently founded in Seattle in 2017, Joen.io has established itself as a top-class boutique development firm. The team of two best friends provides mobile app and web development, consulting, tech support, and app modernization.

    Notable Project

    A design company hired Joen.io to produce an app for a pet adoption center. Joen.io delivered an interactive iOS and Android app that included individual profiles for the pets up for adoption – complete with background information and photos for each pet.

    “Our open candor with Joen.io’s team kept the project moving and resulted in a very positive experience. They’re wonderful people, and we still keep in touch, even though we’re not working together at this time.” – Studio Producer, Design Company

    Former Clients
    Nike
    Hurley
    Annenberg Foundation
    WorkplaceX
    KRNL Labs
    $ $ $ $ $
    equalizer $10,000+
    group2 - 10 Employees
    place Seattle , WA
  • LabKey

    With locations in San Diego and Seattle, LabKey specializes in cloud computing and custom software development. They were founded in 2005 and have about 40 employees. The agency works with various clients in the healthcare, education, and information technology industries. 
    Former Clients
    MIT
    Genomics England
    National Cancer Institute
    Immune Tolerance Network
    $ $ $ $ $
    equalizer $5,000+
    group11 - 50 Employees
    place San Diego , CA
    Awards
    Gilbert S. Omenn Computational Proteomics Award (2016)
  • Northwest Independent Ruby Development

    Northwest Independent Ruby Development is a digital agency based in Seattle. Since 2011, the small team of four has specialized in providing web and custom software development. 

    Notable Project

    Northwest Independent Ruby Development was hired to create software for a mental health project. Because of their work, the software was easier to manage internally.

    "They [Northwest Independent Ruby Development] are good at translating to us what they need to do as a developer to make the program work."- Customer Service and Operations Manager, Mental Health Project

    Former Clients
    Inkd
    ;University of Washington
    Expedia
    Whitepages
    $ $ $ $ $
    equalizer $25,000+
    group2 - 10 Employees
    place Seattle , WA
  • Rooster Park Consulting

    Rooster Park Consulting is a software development company located in Seattle. It was founded in 2008 and has grown to a team of nearly 30 that does custom software development and IT staff augmentation for mainly IT and retail companies.
    Notable Project

    An online food and wine retailer felt stagnant with its vendor and hired Rooster Park Consulting to move forward. Rooster Park Consulting redesigned and rebuilt the customer experience, improved its shipping logistics and did analytics. To do all this, Rooster Park Consulting built a custom retail ordering and back office application.

    Former Clients
    Disney
    ESPN
    HBO
    Microsoft
    $ $ $ $ $
    equalizer $5,000+
    group11 - 50 Employees
    place Seattle , WA
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  • Smashing Ideas

    Smashing Ideas is a mobile app development company that offers an array of services such as UI/UX design, web design, data strategy and analytics, and quality assurance and testing. Since its founding in 1996, Smashing Ideas has grown to over 50 employees who are passionate, curious, and creative.

    Notable Project

    A news outlet commissioned Smashing Ideas to create apps for its weather stations. Smashing Ideas developed both tablet and smartphone apps.

    “When they’re coming up with the ideas, they’re phenomenal ideas, and they’re also reasonable and feasible ideas. That mix of creativity and always knowing what can be executed is where they’re strongest. Their ability to execute on the creative ideas that the team comes up with is what distinguishes them for me.” – Senior Manager, Newspaper Publishing Company

    Former Clients
    Sony
    Microsoft
    Mattel
    General Electric
    Panasonic
    $ $ $ $ $
    equalizer

    Undisclosed

    group51 - 250 Employees
    place Seattle , WA
    Awards

    Davey Awards: Gold and Silver 2015, W3: Gold and Silver

  • Surge Software

    Surge Software is a software development agency headquartered in Bellevue, WA, with other offices in Sacramento, CA, Baltimore, MD, and Salt Lake City, UT. The agency of 160+ employees provides custom software development, web development, mobile app development, and e-commerce development services.

    Notable Project

    A consulting firm hired Surge Software for web development and UX work. The agency provided staff augmentation across different platforms. The consulting firm felt that Surge was responsive and that its work has been extremely valuable to the company. 

    "I’m comfortable in the knowledge that if issues arose with any team member, I could talk honestly with Surge and they would remedy the situation. Be open, articulate your goals, and they will work with you to provide solutions." – Director of Software, Management Consulting Firm

    Former Clients
    Ralph Lauren
    Verizon
    UnderArmor
    Purdue University
    $ $ $ $ $
    equalizer $25,000+
    group51 - 250 Employees
    place Bellevue , WA
    Awards

    Inc. 5000 Fastest Growing Companies (2012-2018), Stevie Awards: Bronze - Company of the Year - Computer Software (2014) 

  • SWECKER

    Founded in 2003, Swecker is a Seattle-based web development agency that serves small and mid-market businesses. In addition to web development, the team of fewer than 10 also offers mobile app and custom software development and design.

    Notable Project

    When a wine company noticed their online presence dwindling, they hired Swecker. Swecker developed and modernized the client’s Drupal8 and WordPress websites, and helped troubleshoot their content management system (CMS) issues.

    “Everything is done in a timely manner. They're always super communicative, and they do quality work.” – Creative Coordinator, Wine Company

    Former Clients
    Microsoft
    Farmers Insurance
    The Pike Place Market
    Canoe Ridge Vineyard
    Mackie
    $ $ $ $ $
    equalizer $5,000+
    group2 - 10 Employees
    place Seattle , WA
    Awards

    Top 10 Enterprise Web Design Companies – 10bestdesign.com

  • Vectorform

    Vectorform is an app, web, and software development company headquartered in Royal Oak, Mich. with other offices in Seattle, Wash.; New York, N.Y.; and Munich, Germany. The company has about 140 employees. Vectorform offers web design and development; custom software development; mobile app development; and UX/UI design, among other services.
    Notable Project

    A large technology corporation partnered with Vectorform to create economic and professional applications of their augmented reality headset.

    The result was a prototyping engine for vehicle designers and engineers, who use the mixed-reality capacity of the headset to interact with 3-dimensional holograms of car parts.

    Former Clients
    Google
    Disney
    Samsung
    BMW
    American Express
    $ $ $ $ $
    equalizer

    Undisclosed

    group51 - 250 Employees
    place Seattle , WA
    Awards
    MichBusiness Award, Technology Gurus Category; Red Dot Award; Automation Alley Technology Company of the Year
Need Help Selecting a Company?
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Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs.

Tell us about your project