Top 10+ Software Development Companies in Seattle, WA | Software Developers Seattle 2026
Last Updated 15th August 2026 | Category: Top Software Development FirmsThe List of Top 10+ Software Development Companies In Seattle, Washington | Top Software Developers Seattle, WA August 2026
1. Hyperlink InfoSystem
Sponsored
Details
| Founded: | 2011 |
|---|---|
| Hourly Rates: | < $25 |
| Employees: | 1000+ |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
5.0
497 Reviews
|
At Hyperlink InfoSystem, they take treasure in serving their strong company culture. They have an experienced equipment of technical professionals that have expertise in the advanced mobile & web technologies, allowing varied information technology solutions to their global business clients. They have many skills & processes that have affected their success. Their aim is to see all their marketing partners get result & set themselves aside from others.
Their team members have the skills and technical expertise to beat all of your expectations. They provide the greatest quality mobile app development services at affordable rate. They are always one step forward to make new plans for the future with the help of the new technology.
Their team members have the skills and technical expertise to beat all of your expectations. They provide the greatest quality mobile app development services at affordable rate. They are always one step forward to make new plans for the future with the help of the new technology.
Details
| Founded: | 2008 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $2,500,000+ |
| Ratings: |
4.8
8 Reviews
|
It is a web and mobile app development company. They work very exactly with their clients helping them away just product development. They take in ideas and add value to their product offering. They believe in out of box thinking and driving their limits to make an innovation to grow their client’s businesses. They hold their ethics dear to their hearts and believe in clarity with their clients in whatever they do.
Details
| Founded: | 2012 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $50,000+ |
| Ratings: |
4.5
7 Reviews
|
AppIt Ventures has been blessed to be on the best list of this industry. They love technology & grow in a world of diversity and variation. When you work with a crowd of people that are enthusiastic about what they do. They try to give a level of accuracy to the development process. It is a full-service app development company that creates custom mobile apps. Expert app developers produce everything they want with a kind of cost-effective & powerful apps.
Details
| Founded: | 2010 |
|---|---|
| Hourly Rates: | N/A |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $100,000+ |
| Ratings: |
4.6
8 Reviews
|
Web Strategy Plus gives an outstanding web and mobile app solution globally. They are dedicated to providing exceptional clients service & affordable marketing solutions to meet your purposes. Their main goal is to provide cost-effective mobile app strategies that make results. Their experts will evaluate your business and help you recognize keys to success so you just pay for the services you actually want.
Details
| Founded: | 2013 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $100,000+ |
| Ratings: |
4.5
7 Reviews
|
They know an excellent work starts with an experienced team, and they have got the best. The extent of knowledge & experience they bring to the table is matched only by our team chemistry. They all like what they do and enjoy working collectively. They have their community to praise for their nevermore ending support and for their local growth. Their mission is to help innovators build software solutions that people love & value.
Details
| Founded: | 2015 |
|---|---|
| Hourly Rates: | $25 - $49 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $100,000+ |
| Ratings: |
4.8
8 Reviews
|
It is enthusiastic about mobile app development and design, and they always try to develop a tailored solution for your professional demand. They pride themselves on the standard of their work and a light each detail in building all their websites as user-friendly and responsive to prove that your site works equally well on a platform all browsers and across all desktop platforms.
Details
| Founded: | 2007 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 50 - 249 |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
4.6
7 Reviews
|
Surge is a service provider of custom web, mobile, digital, and desktop software development to clients in every industry. They have technically experienced mobile app developers to build customer-friendly mobile apps. Their experience & past work are the showcases of their brilliance in mobile app development. They are one of the best mobile app development company in Utah.
Details
| Founded: | N/A |
|---|---|
| Hourly Rates: | $150 - $199 |
| Employees: | 50 - 249 |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
4.7
8 Reviews
|
Their approach is based on development plan which provides a probability to reduce risks and reach deadlines. APD Group aims to be recognized for developing great value for their clients and pride for their people. They have a great development and research team who is always learning developing technologies and exploring with them. They are superior of how they have helped their clients change their businesses.
Details
| Founded: | 2008 |
|---|---|
| Hourly Rates: | $150 - $199 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $25,000+ |
| Ratings: |
4.1
7 Reviews
|
It is a various kind of design and development company. They join the idea that needs can change. Their process allows great flexibility with access to their best available ways as needed. Their process offers great flexibility with access to their best available ways as required. This startup has a team of extraordinary talents & they have a skilled product team who scopes your ideas into an excellent product.
Details
| Founded: | 2015 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
4.2
6 Reviews
|
ONLINICO is a Software development service for startups. They offer the best app development solution, QA Services, and Continuous Support. The experience of ONLINICO to develop mobile applications & solutions as a high-demand customer-facing solution or as a business app which helped its customers achieve huge success in their mobility enterprises.
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Enterprise-ready Software Development companies in Seattle tend to look different from smaller shops in a few specific ways: named project leads instead of rotating contacts, documented change-management processes, and infrastructure experience that goes beyond a single client's traffic level. Many carry ISO or SOC-type certifications as a baseline, but the real signal is whether they can describe a past engagement of comparable scale in concrete detail. A Software Development firm in Seattle that hesitates on that question probably hasn't done it before.
Outsourcing to Seattle is routine at this point, but it still deserves the basics done properly: a signed NDA, a clear clause on who owns the IP once it's built, and an understanding of what happens if either side wants to walk away mid-project. Established Software Development companies in Seattle will have handled these terms many times before and shouldn't push back on any of them — hesitation there is itself a useful signal.
There's no single number here — a Software Development company in Seattle might quote a few thousand dollars for a narrow, well-defined build and a much larger figure for a full product with integrations and ongoing support. The only way to get a real answer for your situation is to send the same brief to a handful of Software Development firms in Seattle and compare the itemized breakdowns, not just the bottom-line total.
The firms that rank well among Software Development companies in Seattle typically have verifiable client references, a track record of finished (not just started) projects, relevant certifications, and consistently positive feedback across multiple engagements — not just one standout case study. Self-reported claims with nothing to back them up carry little weight here; documented outcomes do.
Look past the pitch deck: read the portfolio for technical substance, check independent reviews rather than the testimonials on the company's own site, and ask for a reference from a project similar in scope to yours. Then ask directly how they handle QA and what happens when a bug slips through after delivery. A Software Development company in Seattle that's confident in its process will answer that last question specifically, not with a vague reassurance.
The better Software Development companies in Seattle don't disappear after handover — expect ongoing options like performance monitoring, security patching, feature iteration based on real usage data, and a maintenance retainer that keeps the product stable as it grows. A Software Development partner in Seattle that stays engaged post-launch is usually the one that ends up delivering more value over the life of the product than the initial build itself.
Software Development companies in Seattle known for reliable delivery usually share a few habits: established agile processes, experienced project managers rather than junior coordinators, and reusable components that cut down on repeated work. Ask a shortlisted Software Development firm in Seattle directly for their on-time delivery rate and how they've handled a project that started slipping — the answer to the second question is usually more revealing than the first.
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