Top Web Development Firms in Seattle

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Web Development United States Washington Seattle

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Top Featured Web Development Firms

Duck.design
4.7
(29 reviews)
You need design done. Just get it!
Recommended
Top awarded
Your brand designs are too important to be left in the hands of unreliable freelancers or expensive creative agencies. Why not hire an experienced, full-time designer who knows you by name and your brand by heart? Since its creation, Duck.design has been able to capitalize on a number of areas that currently constitute its strength: - Logo, Brand Guide, Style Guide; - Graphic Design; - Web Design; - UI/UX Prototyping; - 3D Design; - Game design; - Explainer Video, 2D Animation, GIF.
1 work in Web Development
Located in Greater London, United Kingdom
From €1,000 for Web Development
Worked in Banking & Financials (+8)
Speaks English
51-200 members
Tera Group
4.9
(4 reviews)
E-commerce & Web Development Agency
Recommended
Tera Group is a Ukrainian web studio specializing in e-commerce development, custom web development, web design, Shopify, OpenCart, WordPress, WooCommerce, SEO, PPC, and long-term website support. We help online stores, retail businesses, manufacturers, beauty brands, service companies, and local businesses create modern, fast, user-friendly websites that are built not only to look good, but also to generate leads, sales, and long-term growth. Our team combines web designers, frontend and backend developers, e-commerce specialists, SEO/PPC experts, and project managers. We work with clients from the first idea and website structure to design, development, launch, analytics, advertising, and ongoing support. Our main focus is practical business value: clear communication, reliable technical implementation, responsive design, convenient website management, and solutions that help businesses grow online.
2 works in Web Development
Located in Cherkasy, Ukraine
From €1,000 for Web Development
Worked in Education (+2)
Speaks English, Russian(+1)
11-50 members
Plavno
5
(16 reviews)
AI-First Software Company: Secure Agents, Voice Assistants, and Scalable Cloud.
Top awarded
Plavno is a premier software development house with over 20 years of experience and a highly qualified team of experts in your industry. Fully-fledged teams of specialists cover each stage of product creation , from product management and analysis to design, development, testing, and ongoing support. We have a unique advantage , our pre-formed full teams work exclusively on products in their specific domains, such as Healthcare, E-Learning, FinTech, Travel & Hospitality, Fleet management and more. We can help you with: ✔ Web Development ✔ Mobile App Development ✔ CRM/CMS/SaaS Development ✔ Chat and Chatbot Development ✔ Web3 / DeFi / DAO / Smart contract ✔ WebRTC Stop struggling with bloated budgets and slow time-to-market. At Plavno, our fully-fledged team provides cost-effective and streamlined solutions that minimize technical debt and maximize your product's potential. With end-to-end support and a proven track record in the SAFe Scaled Agile Framework, we're the partner you need to succeed. LET’S CONNECT Let us help you choose the best path forward to deliver the perfect solution: sales@plavno.io
9 works in Web Development
Located in Alexandria, United States (+2)
From €10,000 for Web Development
Worked in Others (+19)
Speaks English, French(+2)
51-200 members
Instinctools
5
(10 reviews)
Your AI-powered Engineering Partner
Top awarded
Meet *instinctools - a global AI-powered software engineering company with over 25 years of experience. We help both SMBs and Enterprises build robust, scalable software solutions that excel in functionality and design. Our core services include: Agentic AI enablement Custom software development enhanced by deep AI expertise Digital product engineering Business process automation Legacy system modernization Advanced data analytics and visualization Cloud infrastructure and DevSecOps Headquartered in the USA (Maryland) and Europe (Germany), *instinctools offers convenient locations for meeting and collaborating directly with our clients. We have development centers in Poland, LATAM, India, and Kazakhstan that combine global expertise with a strong price-quality balance to ensure exceptional results across time zones. Our work is backed by ISO-certified quality standards, strategic partnerships with leading tech platform, and a long-standing commitment to engineering excellence. Instinctools holds a broad portfolio of regional and industry-specific certifications, including CIR, HIPAA, and other compliance frameworks required for regulated markets. The 2025 Annual Customer Satisfaction Index is 9.1 out of 10.
Looking for work in Web Development
Located in Potomac, United States (+4)
From €10,000 for Web Development
Worked in Construction (+10)
Speaks English, German(+1)
201-500 members
U1CORE
4.9
(18 reviews)
PARTNER IN CRIME FOR STRONG BUSINESSES. Websites · Branding · Software
Highly recommended
Top awarded
Websites · Branding · Software Website: https://www.u1core.com/ Book a call: https://calendly.com/hello-u1core/30min Most companies outgrow their digital before they notice. The business is strong, the team is good, the product works. But the website is still the first version, operations still live in spreadsheets, and the brand says nothing a competitor couldn't say. That's where we come in. WHAT WE DO · Websites — marketing sites, landing pages and platforms that sell before your team has to · Branding — identity and design systems that position you at the level you actually operate at · Software — web and mobile products, internal tools and operational systems that replace manual work WHY ONE TEAM Brand agencies do brand. Product studios do product. Outsourcing firms write code. The real problems sit between those disciplines — which is why we do all of it, under one contract, with one person accountable for the result. WHO WE WORK WITH Companies with real revenue and a team in place: founders and owners scaling past their first system, operators rebuilding for growth, and businesses entering a new market. WHERE WE'VE PROVEN IT $720M+ processed through a platform we built. Classified marketplaces with millions of listings. Trading exchanges and auction systems running in production. SaaS, fintech and marketplace products across 40+ projects. HOW WE START With a diagnostic, not a proposal. We look at your website, brand and operations, show where you lose trust, traffic and time — and what to fix first. LET'S TALK IF your business is strong but your website, brand or operations don't play at the same level yet.
5 works in Web Development
Located in London, United Kingdom
From €5,000 for Web Development
Worked in Software & Computer Services (+17)
Speaks English
11-50 members

All Web Development Companies in Seattle

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