DesignRush expert analysts recognized the top software development companies in Washington that create high-performance solutions for businesses of all sizes and across industries. Find the right software development partner based on average project cost, reviews and more.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × Washington × Legal × Sort by: Avg Hourly Price: High to Low ×Clear Filters
  • BUILD & DEFEND.

    nsite.tech is a Bellingham-area web design, application development, and cybersecurity company serving Whatcom County, WA Bellingham, Ferndale, Lynden, Blaine, and Fairhaven. Custom websites you own, business software, and Google-certified security...

    Top Services:

    • Digital Services
    • Web Design
    • CRM Consulting
    • IT Compliance Solution
    • Engineering
    • Show more
    Location
    Everson, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $350/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed

    nsite.tech Services

    • Digital Services
    • Web Design
    • CRM Consulting
    • IT Compliance Solution
    • Engineering
    • Business Consulting
    • Digital Marketing
    • SEO
    • Mobile App Development
    • Software Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Credo Construction
    • Zion Builders
    • MicroSoft
    • EA
    • Quantum Lighting
    • Nugents Market
    Data sourced from the agency's DesignRush profile

    nsite.tech Reviews & Testimonials

    • cameron
      cameron Review from Google
      5.0★

      cameron's Review Sourced from Google

      Finding a truly skilled app developer Bellingham can be incredibly difficult, but the team at nsite.tech completely shattered our expectations. We needed a complex platform built that required flawless functionality on both iOS and Android, and they delivered exactly what we were looking for.What sets them apart from other tech agencies is their deep understanding of app optimization, API integrations, and user experience. They didn't just write clean code; they took the time to understand our business goals to ensure our app would scale smoothly as our user base grows.If you are a business owner or startup founder looking for an experienced, reliable, and highly communicative app developer in Bellingham, look no further than nsite.tech. They make the development process painless and deliver a premium end product. Highly recommended!

    • kevin taff
      kevin taff Review from Google
      5.0★

      kevin taff's Review Sourced from Google

      I cannot say enough good things about the team at nsite.tech. When we first started looking for a Bellingham web designer, we didn't realize how much we also needed a true technical partner who understood the backend architecture of software. They didn't just build us a pretty website—they essentially acted as our custom app developer in Bellingham, creating a completely tailored customer portal that seamlessly syncs with our inventory.The launch was incredibly smooth, our page loading speeds have drastically improved, and our local search visibility is already climbing. They are responsive, highly skilled, and transparent about costs. If you need a premium digital presence, this is the team you hire.

    • Riley Kennemer
      Riley Kennemer Review from Google
      5.0★

      Riley Kennemer's Review Sourced from Google

      If you need a platform built smoothly, professionally and correctly, you give these guys a call. Bottomline is they do great work in a timely fashion. Highly recommend.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Private AI Built for Enterprise Customized for You

    Most companies want the power of AI without handing their data to someone else. That's where we come in. At LLM.co, we build private language models that run on your own server or private cloud, trained on your knowledge base and shaped around how your team actually works. Think AI assistants, smart document...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • UI/UX Design
    • ERP Consulting
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000

    LLM.co Services

    • AI Development
    • Mobile App Development
    • Software Development
    • UI/UX Design
    • ERP Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Oriqle
    • ERP.io
    • Law.co
    Data sourced from the agency's DesignRush profile
  • Bilberrry

    VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.

    Award Winning Web Design & Development Agency

    Bilberrry builds web and mobile apps, headless eCommerce, and AI-enabled experiences for Deloitte, Harvard, and GoFundMe.org. The software development company is recommended for mid-market and enterprise organizations needing a strategic Seattle-based development partner...

    Top Services:

    • Web Development
    • Web Design
    • Software Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Portfolios Count
    19 Projects Listed

    Bilberrry Services

    • Web Development
    • Web Design
    • Software Development
    • WordPress Website Design
    • eCommerce Development
    • UI/UX Design
    • Mobile App Development
    • Product Design
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Deloitte
    • Delta Airlines
    • PepsiCo
    • SEE International
    • Impinj
    • Lockheed Martin
    • OfferUP
    • The Life You Can Save
    • Snohomish County
    • University of Washington
    Data sourced from the agency's DesignRush profile

    Bilberrry Reviews & Testimonials

    • Kelly Johnson
      Kelly Johnson eCommerce Specialist at Rapala VMC
      5.0★

      eCommerce Development Review from Kelly Johnson

      Since partnering with Bilberry, we have seen a marked improvement in our websites stability and performance. Their team manages our backlogged issues with such efficiency that our monthly development spend has actually decreased. Estimates are consistently accurate, and we appreciate their proactive communication; if a projects scope evolves, they provide an updated estimate for approval before moving forward. Our monthly sprints are now seamless thanks to their reliable planning and ability to scale resources rapidly to meet even the tightest deadlines.

    • Adam Ely, PMP
      Adam Ely, PMP Director of Operations at Sands Investment Group
      5.0★

      Web Development Review from Adam Ely, PMP

      As Director of Operations at Sands Investment Group, I partnered with Bilberrry to lead the redesign and rebuild of our website, enhance our marketing operations, and streamline internal workflows. We chose Bilberrry for their strong technical capabilities, cultural alignment, and outstanding reputation. The project followed a well-structured four-phase process: discovery, design, development, and launch. From the beginning, Bilberrry took a strategic and collaborative approach, conducting workshops and technical audits to define a scalable architecture and intuitive user experience. Their team went on to create custom designs for more than 20 pages, build a flexible design system, and ensure the site met key standards for SEO and accessibility.On the development side, they customized a robust content management system tailored to our needs, incorporating dynamic listing features such as saved searches, email alerts, and early-access content for select users. The new site also connected seamlessly with our internal tools, enabling greater efficiency and automation across teams.The impact was immediate and significant: we saw a dramatic reduction in manual processes. Our team is now better equipped to manage content independently, while the platform itself is built for long-term scalability and performance.Throughout the process, Bilberrry was responsive, professional, and incredibly easy to work with. They communicated clearly, incorporated feedback quickly, and consistently brought thoughtful, strategic ideas to the table. Bilberrry's unique blend of strategic insight, technical depth, and design acumen made them an invaluable partner in creating a high-performing, visually polished digital platform tailored to our business.

    • Ari Bixhorn
      Ari Bixhorn VP, Marketing at Outpost
      5.0★

      Web Design Review from Ari Bixhorn

      Bilberrry’s work gave our new website improved performance, greater SEO flexibility, and pages that are much easier to build. They delivered everything on time and kept communication proactive throughout. Their strong project management, technical expertise, and responsiveness built real trust during the process.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Chop Dawg

    VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.

    Meet The Partner Behind Your App's Success | Make It App'n!

    Meet your award-winning app development team, dedicated to turning your vision into scalable and profitable digital apps and software...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    52 Projects Listed

    Chop Dawg Services

    • Mobile App Development
    • Software Development
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • UI/UX Design
    • Software Testing
    • Wearables
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Alpha Paw
    • Big Brothers Big Sisters
    • Choice Home Warranty
    • City of Peachtree Corners, Georgia
    • City of Philadelphia, Pennsylvania
    • City of Springboro, Ohio
    • CRBO
    • FlynnO'Hara
    • Hilton
    • Innovative
    Data sourced from the agency's DesignRush profile

    Chop Dawg Reviews & Testimonials

    • Jimmy Caldwell
      Jimmy Caldwell COO at BedMatch Pro
      4.8★

      Web Development Review from Jimmy Caldwell

      Chop Dawg was the strongest development team I’ve worked with in 18 years of software implementation. They took our complex AI-powered senior placement platform and turned it into a functional marketplace with dashboards, business rules, CRM integration, and an AI assistant. The team listened, adapted, communicated often, and treated our vision with real care. The handoff had a few gaps, but overall, they delivered exceptional work.

    • Nathan May
      Nathan May Founder at Undisclosed
      4.7★

      Design Services Review from Nathan May

      Chop Dawg delivered wireframes, high-fidelity screens, a logo, and Figma files while keeping each week’s work clear. They felt like part of our team, brought fresh ideas, and pushed back when needed. The experience was strong overall, though a more detailed final review would have been helpful.

    • Anonymous
      Anonymous Founder & CEO at Arts, Entertainment, & Music Company
      5.0★

      Web Design Review from Anonymous

      Chop Dawg turned our early idea for a visual polling and decision-making platform into a prototype we could confidently share with others. It made the product much easier to explain, gave us something real to test with users, and supported more productive investor conversations. The work also helped our team get aligned on the product direction, development scope, and MVP roadmap. Their team was responsive, organized, and easy to work with throughout the process.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Websites and AI visibility that turn local searches into booked jobs

    Futuline is a web and AI visibility studio for contractors and home service businesses across North America. We build fast, conversion-focused websites and make sure your company shows up where customers search today: Google Search, Google Maps and AI assistants like ChatGPT, Gemini and Perplexity. Beyond the...

    Top Services:

    • Digital Strategy
    • Web Design
    • Web Development
    • AEO
    • SEO
    • Show more
    Location
    Redmond, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $90/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed

    Futuline Services

    • Digital Strategy
    • Web Design
    • Web Development
    • AEO
    • SEO
    • Digital Marketing
    • Social Media Marketing
    • AI Development
    • Software Development
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Hydrotech Development
    • AIB Homes
    • HUN Decking Service
    • Akhmadullina Official
    • Future Technology Female
    • OpenTrip
    Data sourced from the agency's DesignRush profile
  • AI-Native, Business-Ready Development Services. Engineered to Scale

    At Mobcoder AI, certified engineers and data scientists help you identify high-ROI AI use cases and operationalize them at scale. With 150+ deployments, CMMI Level 3 certification and 12+ years of experience, we build AI solutions governed by design and model-agnostic frameworks...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • Web Development
    • VR/AR
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed

    Mobcoder Services

    • Mobile App Development
    • AI Development
    • Software Development
    • Web Development
    • VR/AR
    • Staff Augmentation
    • IoT
    • Wearables
    • Design Services
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Cult.fit
    • University of Washington
    • Coinstar
    • Optus
    • Emami Frank Ross Ltd.
    • Unicef
    • Hero Electronix
    • WELSPUN
    • PAPA JOHN'S
    • Professional Beauty Group
    Data sourced from the agency's DesignRush profile

    Mobcoder Reviews & Testimonials

    • Ousmane Ouane
      Ousmane Ouane VP Product & Business Development at Sportstech Brands Holding GmbH
      5.0★

      Mobile App Development Review from Ousmane Ouane

      End to End Development of multiple mobile and IoT applications, including APK and SDKs for fitness devices and much more. Successful release of apps, development of SDK and APK for fitness devices, and onboarding of thousands of Sportstech customers. Mobcoder was easy to work with, professional, and committed. It was a joy to work with them.

    • AJ Greenberg
      AJ Greenberg Co-founder at Biograph
      5.0★

      Mobile App Development Review from AJ Greenberg

      Mobcoder is a great team to work with. They are professional, responsive, and able to execute any of your development needs. We've worked with several different developers on the team and they all have exceptional character. Definitely recommend working with them!

    • Brandon Straza
      Brandon Straza Founder at The Success Finder
      5.0★

      Software Development Review from Brandon Straza

      Mobcoder has been amazing to work with. Their communication as well as their follow through is unlike any other team we've worked with to develop our platform. They were prompt, thought for themself, and brought us their own ideas as well. They worked side by side throughout the entire process. We look forward to a continued relationship moving forward.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • We Make the Impossible Case Possible.

    Matellio is a leading software engineering studio, recognized globally for delivering intelligent solutions powered by Artificial Intelligence and Machine Learning. We specialize in developing customized AI solutions tailored to various needs of businesses under different industry verticals...

    Top Services:

    • AI Development
    • IoT
    • DevOps Consulting
    • Cloud Consulting
    • Mobile App Development
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    26 Projects Listed

    Matellio Inc. Services

    • AI Development
    • IoT
    • DevOps Consulting
    • Cloud Consulting
    • Mobile App Development
    • Software Development
    • Web Design
    • Web Development
    • Big Data Analytics
    • Staff Augmentation
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Hewlett Packard Enterprise
    • Tracking Genie
    • Brideside
    • Air Fusion
    • vCard Global
    • Codexa
    • PTGI
    • INSPRO
    • NERVVE
    • GoShow
    Data sourced from the agency's DesignRush profile

    Matellio Inc. Reviews & Testimonials

    • Undisclosed
      Undisclosed CTO at V Card Global
      4.7★

      Web Development Review from Undisclosed

      Matellio is one of the best organizations I have had a chance to work with. Their unique approach to becoming an integrated extension of our corporate programming staff provides us with the ability to design and implement solutions in an ever changing environment.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • TECHNOLOGY PARTNER FOR INNOVATIVE COMPANIES

    While modern technologies change our world, we help companies with innovative technologies. From E-Commerce to Fintech, from Machine Learning Development to Blockchain - we’ve got the necessary expertise to help you deliver your product on time and within the budget...

    Top Services:

    • Software Development
    • IT Services
    • IoT
    • eCommerce Development
    • Cybersecurity
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed

    SPD Group Services

    • Software Development
    • IT Services
    • IoT
    • eCommerce Development
    • Cybersecurity
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Pitchbook
    • BlackHawk Network
    • Space Needle
    Data sourced from the agency's DesignRush profile
  • IT, Business, BPO, Audit, Tax and Advisory are just the beginning.

    Grant Thornton LLP (US) is an IT, project management, audit, tax, AgTech, and BPO company headquartered in Chicago, Illinois with over 50 U.S. offices and access to a global network or member firms in over 135 countries. We offer a broad range of services in strategy and consulting, operations, technology and...

    Top Services:

    • Accounting
    • Business Consulting
    • Market Research
    • HR Outsourcing
    • Software Development
    • Show more
    Location
    Bellevue, Washington
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed

    Grant Thornton Services

    • Accounting
    • Business Consulting
    • Market Research
    • HR Outsourcing
    • Software Development
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Financial industry
    • Real estate industry
    • Media and Entertainment industry
    Data sourced from the agency's DesignRush profile

    Grant Thornton Reviews & Testimonials

    • Theodore Mall
      Theodore Mall Review from Google
      4.0★

      Theodore Mall's Review Sourced from Google

      One of the world’s leading organizations of independent audit, tax and advisory firms. Grant Thornton has revenues in excess of $1.9 billion and operates more than 50 offices.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

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Applicants rejected
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