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Ui Developer Contract Jobs in Seattle, WA (NOW HIRING)

Web/UI Developer Everett, WA 6 month contract Summary: Are you an experienced Web UI developer who can deliver high-performance, intuitive UI design and implementation, who also possesses some .NET ...

UI Developer

Seattle, WA · On-site

$57 - $74/hr

... Title: UI Developer Duration: 3+ Months Location: Seattle WA Qualifications Formal training in user interface design. 5 years' experience with web development with a demonstrated focus on UI / ...

UI Developer

Bothell, WA

$56 - $72.75/hr

Company Description Rajesh| Resourcing Executive KRG Technologies, Inc., Direct : 661 367 8000 * 514 Role : UI Developer Location : Bothell, WA Skills: * Angular.js * HTML * CSS * Javascript ...

UI Developer

Seattle, WA

$57 - $74/hr

The UI Developer is responsible for delivering client value and ensuring high client satisfaction. The developer is expected to be adept at recognizing, subscribing and applying best practices ...

UI Developer

Seattle, WA · On-site

$57 - $74/hr

The UI Developer is responsible for delivering client value and ensuring high client satisfaction. The developer is expected to be adept at recognizing, subscribing and applying best practices ...

ReactJS UI Developer

Redmond, WA · On-site

$56 - $72.75/hr

If you are a Senior UI Developer with ReactJS, please read on! Zen3 Info Solutions is looking to add another Senior UI Developer with ReactJS to our team. If you have a positive and engaging ...

UI Developer

Redmond, WA · On-site

$56 - $72.75/hr

Ranked in the top 20% of the fastest growing companies in the US by Inc. 5000 - SRI Tech is fast growing & dynamic firm maintaining its speed to be one of the leaders in serving IT. UI Developer 6-12 ...

ReactJS UI Developer

Redmond, WA · On-site

$56 - $72.75/hr

If you are a Senior UI Developer with ReactJS, please read on! Zen3 Info Solutions is looking to add another Senior UI Developer with ReactJS to our team. If you have a positive and engaging ...

UI Developer

Redmond, WA

$56 - $72.75/hr

Ranked in the top 20% of the fastest growing companies in the US by Inc. 5000 - SRI Tech is fast growing & dynamic firm maintaining its speed to be one of the leaders in serving IT. UI Developer 6-12 ...

Group Nine LLC is seeking a Front End UI Developer for a 12-month contract position. The role requires a strong background in web app development and the ability to lead UI efforts independently.

UI Developer

Redmond, WA · On-site

$56 - $72.75/hr

Position Title: UI Developer Location: Redmond, WA Hire Type: Full Time Only - Proficiency in C#, Java script, HTML, Angular JS etc. Good knowledge in CSS and HTML. Good documentation and ...

Sr. UI Developer

Bellevue, WA · On-site

$67.25 - $87.25/hr

They are seeking a Senior UI Developer to design and maintain responsive web and mobile applications, collaborating with designers and backend developers while mentoring junior team members.

UI Developer

Redmond, WA

$56 - $72.75/hr

... in Contract and Permanent positions within the technology industry. You can be sure that we ... Experience with UI - C#/ASP.net/Sharepoint/SSRS Understand business requirements and implement ...

UI Developer

Redmond, WA

$56 - $72.75/hr

Company Description First IT Solutions Experience with UI - C#/ASP.net/MVC/HTML5 Understand business requirements and implement technical design/code Desirable Technical Skills : SSRS, SharePoint ...

UI Developer

Redmond, WA

$56 - $72.75/hr

Company Description First IT Solutions Experience with UI - C#/ASP.net/MVC/HTML5 Understand business requirements and implement technical design/code Desirable Technical Skills : SSRS, SharePoint ...

UI Developer

Redmond, WA

$56 - $72.75/hr

Company Description First IT Solutions Experience with UI - C#/ASP.net/Sharepoint/SSRS Understand business requirements and implement technical design/code Qualifications Total Experience Required is ...

Sr UI Developer

Bothell, WA · On-site

$67 - $87/hr

Work cooperatively with other UI Software Engineers, QA Engineers, and User Experience Designers as part of an Agile Scrum Team * Work with members of our RESTful team to troubleshoot and debug any ...

UI Developer

Seattle, WA

$57 - $74/hr

... Web Developer with knowledge in Angular/JQuery/DoJo frameworks and hands on experience on the below: Java, Angular JS, JQuery JS, XML, XST, XPATH, HTML5, CSS3, AJAX Develops and designs interface ...

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Ui Developer Contract information

See Seattle, WA salary details

$13

$62

$88

How much do ui developer contract jobs pay per hour?

As of Sep 1, 2026, the average hourly pay for ui developer contract in Seattle, WA is $62.52, according to ZipRecruiter salary data. Most workers in this role earn between $54.71 and $71.11 per hour, depending on experience, location, and employer.

What is a UI developer contract?

A UI Developer Contract job is a temporary position where a developer is hired to design and implement user interfaces for web or mobile applications. Contract UI developers typically work for a specific duration or project, collaborating with designers and backend developers to ensure seamless user experiences. These roles often require expertise in HTML, CSS, JavaScript, and front-end frameworks like React or Angular. Contractors may work independently, for an agency, or directly with a company, either on-site or remotely.

What types of projects and team structures do UI developer contractors typically work with?

UI Developer contractors often work on short- to medium-term projects focused on building or enhancing web and mobile interfaces for a variety of industries. You may be embedded within cross-functional teams including UX designers, backend developers, and product managers, or sometimes work independently with direct client interaction. Projects can range from developing dashboards and e-commerce sites to custom applications, requiring flexibility and fast onboarding. The contract environment offers opportunities to gain diverse experience and quickly build your portfolio. Successful contractors are proactive communicators who can adapt to changing requirements and team dynamics.

What are the key skills and qualifications needed to thrive in the UI developer contract position, and why are they important?

To thrive as a UI Developer Contract, you need proficiency in HTML, CSS, JavaScript, and UI frameworks, typically supported by a relevant degree or technical training. Familiarity with tools like React, Angular, Figma, and version control systems such as Git is regularly required, with certifications in frontend technologies being a plus. Strong communication, problem-solving skills, and the ability to adapt to dynamic project requirements are highly valued. These skills ensure that contract UI developers can deliver effective, user-friendly interfaces on time while collaborating smoothly with designers, backend developers, and stakeholders.

What are the most commonly searched types of Ui Developer jobs in Seattle, WA?

The most popular types of Ui Developer jobs in Seattle, WA are:

Infographic showing various Ui Developer Contract job openings in Seattle, WA as of August 2026, with employment types broken down into 84% Full Time, 5% Part Time, and 11% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $130,037 per year, or $62.5 per hour.

Web UI Developer

Stem Xpert

Everett, WA • On-site

Contractor

Re-posted 24 days ago


Job description

Job Description

Web/UI Developer
Everett, WA
6 month contract
Summary:
Are you an experienced Web UI developer who can deliver high-performance, intuitive UI design and implementation, who also possesses some .NET C# knowledge
Client is looking for a talented software engineer to assist in designing and creating the next generation of internal and external web applications to provision, manage, and deliver services to our subscribers.
5 years UI design and development experience using the following web client technologies. AngularJS, jQuery, JavaScript, HTML5, CSS/LESS, bootstrap.
2 years working with Microsoft ASP.NET 4.0 or newer in C# - Experience working with JSON and REST APIs
Strong communication both verbal and written, excellent organizational skills, proven experience in collaboration with teams to achieve end result 
Ability to work in fast-paced Agile/Iterative environment to deliver requirements on specified dates 
Work very well independently with strong self-direction and initiative as well as within a team
A strong desire to produce software that meets or exceeds expectations, and is delivered on time 
Find creative ways to bridge the client-server gap using unobtrusive techniques, client-side scripts, AJAX, and other available tools. 
Assist alongside the development team in standing up services in IIS through cookie-cutter ASP.NET Web APIs for JSON extending existing web methods 
Enterprise Service Bus and making them available for consumption by the client side application. 
Also help in adding and enhancing web services with session variable handling, logging and other basic operations

Additional Information




stem xpert logo

About stem xpert

Sourced by ZipRecruiter

STEM Xpert, based in Ann Arbor, MI, US, is a leading company in the Science, Technology, Engineering, and Mathematics (STEM) education industry. Since their establishment, they have made an indelible mark by providing innovative services and products designed to enhance STEM learning. Their service portfolio includes comprehensive educational programs, customized learning modules and interactive STEM kits. Driven by a passion for nurturing young minds, the company's mission is to bring about an educational renaissance in the STEM field, making learning not just theoretical but practical and fun. One notable achievement for STEM Xpert has been its success in reaching a broad spectrum of learners, from school-age to adults, contributing significantly towards empowering the community's technological and scientific literacy.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Ann Arbor, MI, US

Year founded

2012