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Top Software Development Companies in Seattle

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Software Development Companies Hiring Guide

Need help finding the right agency? Researched by Haldis Toppen and edited by Kris Alnes
Looking for the best software development company in Seattle? UpCity compiles authentic reviews, company descriptions, project examples, and more into a list for you to review. Feel confident you're finding the top provider for your business.

UpCity offers objective, independent research and verified user reviews. We earn compensation from some providers who sign up for sponsored profiles. Learn more about our trusted providers.

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16 Provider(s)Last Updated: October 28, 2025
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Funnel Boost Media

Seattle, WA, US + 18 More Locations
4.8 | 67 reviews
Last reviewed on 10/17/2025
Funnel Boost Media is a Google Partner agency and proudly Veteran led, specializing in local web design, SEO, GEO, and PPC marketing. We help businesses rank on Google and AI platforms, drive traffic, and boost ROI. Recognized as a top U.S. digital marketing and SEO agency.
Businesses provider works with
Works with
Small, Medium, Enterprise
Provider's minimum per-project cost
Per-project minimum
$1,000 or more
Provider's minimum retainer cost
Retainer minimum
$500 or more, monthly
Provider updated information on 8/8/2025
Services Offered
WooCommerce DevelopmentAndroid App DevelopmentWordPress DevelopmentSoftware DevelopmentShopify DevelopmentView All Services (26)
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Lunarbyte

Seattle, WA, US See Location
5.0 | 2 reviews
Last reviewed on 5/12/2023
Best in class software and product development. We are a passionate, driven and talented team of developers based in Seattle, WA. We work with startups and enterprise companies to craft and launch big ideas.
Businesses provider works with
Works with
Small, Medium, Enterprise
Provider's minimum per-project cost
Per-project minimum
$10,000 or more
Provider's minimum retainer cost
Retainer minimum
$5,000 or more, monthly
Provider updated information on 6/6/2024
Services Offered
Software DevelopmentJava DevelopmentWebsite DevelopmentMobile App Development
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Montana Banana designs and develops Internet strategies for corporate, e-commerce and entertainment based clients. We have offices in Seattle, WA and Los Angeles, CA but design products for clients around the world.
Businesses provider works with
Works with
Small, Medium
Provider's minimum per-project cost
Per-project minimum
$5,000 or more
Provider's minimum retainer cost
Retainer minimum
Less than $500, monthly
Provider updated information on 7/17/2024
Services Offered
WooCommerce DevelopmentAndroid App DevelopmentiOS App DevelopmentWordPress DevelopmentSoftware DevelopmentView All Services (13)
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1111 Media Group

Seattle, WA, US + 1 More Location
4.9 | 53 reviews
Last reviewed on 12/14/2022
Partner with 1111 Media Group and start generating more sales, leads, and revenue for your business. We're a Full-Service, Award-Winning Digital Marketing Agency specializing in growing businesses through web design, technology, social media, and ROI-driven marketing. Se habla español!
Businesses provider works with
Works with
Small, Medium, Enterprise
Provider's minimum per-project cost
Per-project minimum
$1,000 or more
Provider's minimum retainer cost
Retainer minimum
$1,500 or more, monthly
Provider updated information on 8/3/2023
Services Offered
WooCommerce DevelopmentWordPress DevelopmentSoftware DevelopmentWebsite DevelopmentEcommerce DevelopmentView All Services (26)
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Mobcoder

Seattle, WA, US See Location
5.0 | 11 reviews
Last reviewed on 7/15/2024
We are the leading mobile & web app development company in Seattle, US, and exploring new avenues in the app ecosystem by integrating cognitive technologies like Machine Learning, Artificial Intelligence, IoT, Augmented Reality & others in the development process to deliver peerless user experience
Businesses provider works with
Works with
Small, Medium, Enterprise
Provider's minimum per-project cost
Per-project minimum
$10,000 or more
Provider updated information on 9/2/2024
Services Offered
Software Development
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Sigma Software

Seattle, WA, US + 1 More Location
5.0 | 3 reviews
Last reviewed on 4/11/2023
Sigma Software is a team of 2,000 IT experts across the USA, Sweden, UK, Canada, Israel, Colombia, Mexico, UAE, Australia, Austria, Poland, Ukraine, and more. We act as a strategic software development partner for enterprises, product houses, and start-ups in various industries around the world.
Businesses provider works with
Works with
Small, Medium, Enterprise
Provider's minimum per-project cost
Per-project minimum
$10,000 or more
Provider updated information on 8/16/2022
Services Offered
Software Development

Chop Dawg

Seattle, WA, US + 3 More Locations
4.6 | 7 reviews
Last reviewed on 2/13/2020
Since 2009, we've helped launch 350+ next-generation apps for startups, first-time entrepreneurs, growing companies, and non-profits around the world. When it comes to working with Chop Dawg, Think Partner, Not Agency.
Businesses provider works with
Works with
Small, Medium, Enterprise
Provider's minimum per-project cost
Per-project minimum
$10,000 or more
Provider's minimum retainer cost
Retainer minimum
$5,000 or more, monthly
Provider updated information on 10/5/2020
Services Offered
WooCommerce DevelopmentAndroid App DevelopmentSoftware DevelopmentWebsite DevelopmentJava DevelopmentView All Services (8)
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Seattle Software Developers

Seattle, WA, US See Location
5.0 | 20 reviews
Last reviewed on 11/15/2018
Seattle Software Developers started with website #202 on the internet and does it all from Custom applications to website design.
Businesses provider works with
Works with
Small
Provider's minimum retainer cost
Retainer minimum
$2,000 or more, monthly
Provider updated information on 3/18/2020
Services Offered
Software DevelopmentDrupal DevelopmentWebsite Development

Odins3

Seattle, WA, US See Location
Top ranked Seattle based software development company. We provide a feature rich small business CRM, premium Seattle web design, and custom tailored business solutions.
Businesses provider works with
Works with
Small, Medium
Services Offered
Software Development
PSPinc makes it easy for businesses like yours to get online and be successful by providing complete technology solutions for all your web and email hosting needs. Our website designers, software developers and library of original software help your co...
Businesses provider works with
Works with
Small
Services Offered
Software DevelopmentWebsite Development
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UX design, full stack development, and team integration for websites, web apps, mobile apps, and enterprise systems.
Services Offered
Software DevelopmentMobile App DevelopmentUX DesignWeb Design
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L4 Digital, a Globant company, is a leading digital product agency that creates innovative and meaningful experiences to engage people across every screen. The company offers the digital product consulting, design, development, and quality assurance se...
Services Offered
Android App DevelopmentSoftware DevelopmentMagento DevelopmentCloud ConsultingDigital Marketing
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Helios Solutions is a global technology company that provides end-to-end software development services to help businesses transform for the digital era.
Services Offered
Software DevelopmentMagento Development
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Luxoft

Seattle, WA, US See Location
Luxoft, a DXC Technology Company, is a digital strategy and software engineering firm, with more than 12,900 employees, 41 offices in 22 countries.
Services Offered
Software Development
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Whatever you'd like help with regarding your online presence - including web design and web development services, logo design, SEO, and maintenance - we'll work with you to shape a digital roadmap based on your needs.
Services Offered
Software Development
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Showing 15 of 16 Providers

Software Development Companies Hiring Guide

Researched by Haldis Toppen and edited by Kris Alnes
Updated August 29, 2025

What is software development outsourcing?

Software development outsourcing involves hiring an external firm to handle software development tasks instead of managing these functions in-house. By outsourcing, businesses can access a broader talent pool and advanced technologies, leading to more efficient and cost-effective project execution.

For small and medium-sized businesses (SMBs), outsourcing can be particularly advantageous. Software development outsourcing costs can be budget friendly compared to maintaining an internal team, which can be expensive and time-consuming. Outsourcing enables SMBs to focus on their core competencies while benefiting from the specialized skills of external experts.

What are software development services?

  1. Custom software development: This involves creating software tailored to a business’s specific needs, such as bespoke CRM systems or unique management tools. Custom solutions ensure that the software aligns with operational processes and goals, enhancing efficiency and effectiveness.

  2. Mobile app development: This focuses on developing applications for mobile devices across various platforms, including iOS and Android. Outsourcing mobile app development helps businesses engage customers on the go with user-friendly mobile solutions.

  3. Web development: This encompasses the creation and maintenance of websites and web applications, including design, user experience, backend functionality, and performance optimization. Professional web development ensures a robust, secure, and attractive online presence, which is essential for customer engagement and retention.

  4. Software maintenance and support: This includes ongoing updates, bug fixes, and performance improvements to ensure software continues to function effectively. Outsourcing these tasks helps businesses maintain smooth operations without needing dedicated in-house resources.

  5. Cloud solutions and integration: This involves deploying and managing software in cloud environments and integrating various applications for seamless operation. Cloud solutions offer scalability and flexibility, while integration services ensure different systems work together efficiently.

Outsourcing these services allows SMBs to access high-quality expertise and technology, overcoming challenges and achieving business objectives more effectively.

What are the differences between software development methodologies?

Software development methodologies are frameworks used to plan, structure, and execute software projects. Each methodology has its approach, impacting the project's success. Here are some commonly used methodologies.

  1. Agile development: Agile emphasizes flexibility, collaboration, and customer feedback. Projects are broken into small, manageable units called iterations or sprints, which typically last 1-4 weeks. Agile focuses on delivering functional software quickly and adapting to changes throughout the project. Key frameworks include Scrum, Kanban, and Extreme Programming (XP).

    • Key features: Iterative approach with frequent releases, continuous customer engagement, and adaptability to changes.

    • Best for: Projects with evolving requirements where customer feedback is crucial.

  2. Scrum: Scrum is an Agile framework that organizes development into time-boxed iterations called sprints, usually lasting 2-4 weeks. It involves regular meetings, including daily stand-ups, sprint planning, sprint reviews, and retrospectives.

    • Key features: Short development cycles, defined roles (Scrum Master, Product Owner, development Team), and regular feedback.

    • Best for: Teams seeking a structured Agile approach with a focus on incremental improvements.

  3. Kanban: Kanban is an Agile framework that emphasizes visualizing workflow, managing work in progress (WIP), and optimizing flow. It uses a Kanban board to represent different stages of work.

    • Key features: Visual workflow, WIP limits, and continuous delivery.

    • Best for: Teams needing continuous delivery with flexible prioritization.

  4. Extreme Programming (XP): XP focuses on technical excellence, frequent releases, and close collaboration between developers and customers. It emphasizes practices like test-driven development (TDD), pair programming, and continuous integration.

    • Key features: Technical best practices, regular customer feedback, and simplicity.

    • Best for: Projects requiring high technical quality and frequent releases.

  5. Waterfall development: Waterfall is a linear, sequential methodology where each project phase must be completed before the next begins. It includes distinct phases such as requirements analysis, design, implementation, testing, and maintenance.

    • Key features: Sequential phases, extensive documentation, and clear milestones.

    • Best for: Projects with well-defined requirements unlikely to change.

  6. Lean Software development: Inspired by Lean manufacturing, this methodology focuses on maximizing value while minimizing waste. It emphasizes continuous improvement, efficiency, and delivering value quickly.

    • Key features: Value stream mapping, continuous improvement, and customer focus.

    • Best for: Projects aiming to streamline processes and deliver value efficiently.

  7. DevOps: DevOps combines software development (Dev) and IT operations (Ops) to enhance collaboration, automation, and continuous delivery. It emphasizes integrating development and operations to improve deployment frequency and reliability.

    • Key features: Automation of build, test, and deployment processes, collaboration between development and operations teams, and CI/CD.

    • Best for: Organizations seeking to improve deployment processes and collaboration.

Benefits of outsourcing software development services

Outsourcing software development offers several advantages, including:

Access to expertise and specialized skills

Outsourcing provides access to a global pool of talent with specialized skills and extensive experience. Development agencies often have teams with expertise in various technologies, programming languages, and industry-specific solutions, leading to innovative and high-quality software.

Cost savings

Outsourcing can be more cost-effective than building and maintaining an in-house team. It avoids expenses related to hiring, training, and retaining employees, as well as office space, equipment, and benefits. Many outsourcing providers operate in regions with lower labor costs, reducing overall expenses.

Faster time to market

External development agencies often have established processes and experienced teams that can quickly adapt to project requirements. This can speed up development cycles, allowing businesses to launch products or updates faster and gain a competitive edge.

Focus on core business functions

By outsourcing software development, businesses can concentrate on their core activities, such as marketing, sales, and customer service, while external experts handle development tasks. This shift in focus can boost overall productivity and support business growth.

Scalability and flexibility

Outsourcing offers the flexibility to scale resources up or down based on project needs. Whether requiring additional developers for a short-term project or adjusting the scope of work, outsourcing allows for easy adjustments without long-term commitments.

Cost of outsourcing software development

The cost of outsourcing varies widely depending on project complexity, team expertise, and location. Hourly rates typically range from $25 to $50 in lower-cost regions (e.g., Eastern Europe, Southeast Asia), $50 to $150 in moderate-cost areas (e.g., Latin America, India), and $100 to $250 or more in higher-cost regions (e.g., North America, Western Europe).

For projects with clear requirements, fixed fees usually range from $10,000 to $50,000 for smaller projects and $50,000 to $200,000+ for larger, more complex ones. Monthly retainers for ongoing support generally cost between $2,000 and $10,000. Additional costs may include setup fees ($1,000 to $5,000), ongoing maintenance ($500 to $5,000 per month), and extra charges for advanced features. Geographic location affects costs, with offshore providers offering lower rates but potential communication challenges, while nearshore providers balance cost and proximity, and onshore providers are more expensive but offer easier communication.

Software development in-house vs. outsourcing

Deciding whether to outsource or keep software development in-house depends on several factors. Outsourcing can be more cost-effective, providing access to specialized skills and offering flexibility in scaling resources. It also speeds up development and allows internal teams to focus on core functions.

In-house development, on the other hand, offers greater control and immediate feedback, ensuring alignment with company goals. It facilitates better communication, integration with existing systems, and fosters long-term expertise. Additionally, in-house development can offer better protection for intellectual property.

The choice between outsourcing and in-house development should consider project complexity, budget, available resources, timeline, and need for control and security. Each option has its benefits, and the best decision will align with your company’s specific needs and objectives.

How to choose the best software development company?

To choose the best software development company, start by clearly defining your project needs and objectives.

Look for companies with a proven track record in your industry and relevant technical skills. Assess their communication practices and ensure they align with your project management style. Check client reviews and case studies to gauge their reliability and performance.

Consider the cost, but focus on the value offered. Compare quotes and ensure the company’s solutions meet your needs. UpCity’s directory can help you find and assess potential providers efficiently, offering insights into their expertise and client feedback.

What are the different support options post-launch?

After launching your software, several support options are crucial for ongoing success. Technical support addresses troubleshooting, bug fixes, and technical issues through various channels like phone, email, or live chat. Maintenance and updates involve regularly fixing bugs, improving performance, and adding new features. Customer service provides help with software use and includes resources like user manuals and FAQs. Managed services offer proactive management and performance optimization, typically under a service level agreement (SLA). Training and documentation help users understand and use the software effectively, while community support through forums allows users to seek advice and solutions from peers. Combining these options ensures comprehensive support and effective software management post-launch.