100 Software Development Agencies & Firms in Seattle
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100 Software Development Agencies & Firms in Seattle
UPDATED February, 2024

100 Software Development Agencies & Firms in Seattle

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How do you hire a software development company in Seattle for your business? To find the right company, follow these steps:

  1. Make your RFP as specific as you can. Be sure to highlight your end goals and prioritize your feature list.
  2. Determine if your software development team’s location is important to you. With experienced and well-qualified teams located around the world, you’ll never run out of options. While nearshore and onshore software development companies are often easier to collaborate with due to their location, offshore software developers can be more affordable.
  3. Pay potential software developers to work with you on a small project. By bringing 2-3 of your top candidates on board temporarily, you’ll be able to assess the quality of their work and how well you collaborate with their team.

With hundreds of software development agencies to choose from, how do you get started? Our list of the best software development agencies includes client reviews, minimum project size, team size, specialty services, and client focus. Define the services you need, project goals, and budget to begin narrowing your choices.

List of the Best Software Development Companies in The Emerald City

Seattle, WA
10 - 49 employees
Undisclosed
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ITrellis, LLC is a data analytics company. They are located in Seattle, Washington and have small team of experts. Their services include BI & big data consulting & SI, cloud consulting & SI, custom software development, and business consulting.

Services

Custom Software Development BI & Big Data Consulting & SI Business Consulting Cloud Consulting & SI

Client Focus

Seattle, WA
10 - 49 employees
Undisclosed
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IT strategy consulting company DevsWeek is located in Seattle, Washington. The team specializes in IT strategy consulting, custom software development, and IT managed services.

Services

Custom Software Development IT Strategy Consulting IT Managed Services

Client Focus

Seattle, WA
10 - 49 employees
Undisclosed
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PHYTEC America, a custom software development firm, was founded in 1986. In Bainbridge Island, Washington; Seattle, Washington; Mainz, Germany and Bengaluru, India, the team specializes in custom software development, IT strategy consulting, application testing, and application management & support.

Services

Custom Software Development IT Strategy Consulting Application Management & Support Application Testing

Client Focus

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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. Get started by submitting your project details.

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Seattle, WA
2 - 9 employees
Undisclosed
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Launched in 2000, ShowGo Software is a software development company. In Seattle, Washington, the team offers custom software development, application testing, and application management & support.

Services

Custom Software Development Application Management & Support Application Testing

Client Focus

Seattle, WA
50 - 249 employees
Undisclosed
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Formidable is a software development firm. The team focuses on custom software development, IT managed services, cloud consulting & SI, and application testing, and the firm is located in Seattle, Washington and London, United Kingdom.

Services

Custom Software Development IT Managed Services Application Testing Cloud Consulting & SI

Client Focus

Seattle, WA
10 - 49 employees
Undisclosed
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Tignis is a software development firm. Founded in 2017, the company is headquartered in Seattle, Washington. Their services include custom software development, Artificial Intelligence, IT strategy consulting, and IT managed services.

Services

Custom Software Development AI Development IT Managed Services IT Strategy Consulting

Client Focus

Seattle, WA
2 - 9 employees
Undisclosed
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Founded in 2011, Actus Consulting Group is a CRM consulting and SI and custom software development firm. The company offers CRM consulting and SI and custom software development, and is small.

Services

Custom Software Development CRM Consulting and SI

Client Focus

Lake Stevens, WA
2 - 9 employees
Undisclosed
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Headquartered in Lake Stevens, Washington, Custom Websites by Webvisuals is a small custom software development company. Their services include custom software development, branding, search engine optimization, web design, and more.

Services

Custom Software Development Branding Search Engine Optimization UX/UI Design Web Design

Client Focus

Seattle, WA
1,000 - 9,999 employees
Undisclosed
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Founded in 2001, Xebia, a large big data company, is located in San Fernando, Spain; Seattle, Washington and , United Kingdom. Their services include BI & big data consulting & SI, cloud consulting & SI, custom software development, web development, and more.

Services

Custom Software Development BI & Big Data Consulting & SI Cloud Consulting & SI Web Development Mobile App Development

Client Focus

Bellevue, WA
10 - 49 employees
Undisclosed
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Cloud consulting & SI company Leszynski Group, Inc. Is located in Bellevue, Washington. They provide cloud consulting & SI, business consulting, custom software development, web development, and more and were founded in 1990.

Services

Custom Software Development Business Consulting Cloud Consulting & SI AI Development Blockchain

Client Focus

Tacoma, WA
10 - 49 employees
Undisclosed
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Prime Consulting Inc, an email marketing company, was established in 2015. The small team provides email marketing, cloud consulting & SI, CRM consulting and SI, IT staff augmentation, and more.

Services

Custom Software Development CRM Consulting and SI Cloud Consulting & SI Email Marketing IT Staff Augmentation

Client Focus

Seattle, WA
50 - 249 employees
Undisclosed
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SolluCIO Partners , a cybersecurity company, was launched in 2014. The midsize team offers cybersecurity, business consulting, and custom software development.

Services

Custom Software Development Business Consulting Cybersecurity

Client Focus

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. Get started by submitting your project details.

Get Started