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Ui Engineer Jobs in Renton, WA (NOW HIRING)

Taxbit

UI Engineer

Seattle, WA · Hybrid

$110K - $170K/yr

Comfortable operating in product engineering environments where UI quality, reusable patterns, and front-end craftsmanship are important parts of the role. * Bachelor's degree in Computer Science ...

New

LanceSoft Inc

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 / ...

Logic20/20

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 ...

krg technology inc

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 ...

Logic20/20

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 ...

Zen3

ReactJS UI Developer

Redmond, WA

$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 ...

Zen3

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 ...

SRI Tech solutions Inc

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 ...

SRI Tech solutions Inc

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 ...

Next Level Business Services, Inc.

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 ...

Overland AI

Software Engineer - UI

Seattle, WA · On-site

$118K - $158K/yr

They are seeking a Software Engineer - UI to design and implement a mission-critical command-and-control interface for autonomous ground vehicles, focusing on high-quality UI components and ...

Softpath

Fullstack UI Developer

Redmond, WA

Fullstack UI developer Onsite in Redmond, WA Fulltime position Job Summary: Full Stack / UI Developer is responsible for building scalable web applications with a focus on frontend development using ...

New

Anagh Technologies, Inc.

UI React Developer

Seattle, WA · On-site

$57 - $74/hr

Role: UI Developer Location: Seattle WA (Remote till pandemic) Must Have * 3-4 years Strong HTML / CSS knowledge and experience * 3-4 years JavaScript (ES5/ES6) with jQuery experience * 3-4 years ...

Staffingine LLC

UI/UX Developer

Bellevue, WA · On-site

$56.50 - $73.25/hr

Job Title: UI/UX Developer Job Location: Bellevue - Washington - USA Job Type: Contract * Work directly with Figma files to interpret designs tokens and variables. * Build and maintain UI components ...

Jobsbridge

Sr UI Developer

Bothell, WA

$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 ...

Overland AI

Software Engineer - UI

Seattle, WA · On-site

$120K - $200K/yr

R ole Summary We are seeking a Software Engineer - UI to help design and implement OverWatch, a mission-critical command-and-control (C2) interface for autonomous ground vehicles. This role is ...

TecTammina

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 ...

TecTammina

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 ...

TecTammina

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 ...

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All JobsUi Engineer JobsUi Engineer Jobs in Renton, WA

Ui Engineer information

See Renton, WA salary details

$69.2K

$137.4K

$208.1K

How much do ui engineer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for ui engineer in Renton, WA is $137,443.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,000.00 and $156,400.00 per year, depending on experience, location, and employer.

What is a UI Engineer?

A UI Engineer, or User Interface Engineer, is a professional who designs, develops, and implements the visual and interactive elements of software applications. They focus on creating intuitive, efficient, and visually appealing user interfaces that enhance the user experience. UI Engineers work closely with designers and backend developers to translate requirements and mockups into functional, responsive code using technologies like HTML, CSS, and JavaScript. Their role bridges the gap between design and technical implementation.

What is the difference between Ui Engineer vs Front End Developer?

AspectUi EngineerFront End Developer
Required SkillsUI design, prototyping, user experience focus, HTML, CSS, JavaScriptHTML, CSS, JavaScript, frameworks like React or Angular, coding skills
Work EnvironmentDesign teams, product teams, focus on user interface and experienceDevelopment teams, coding and implementing interfaces
Common UsageDesigning and refining user interfaces, user experience optimizationBuilding and coding website or app interfaces

While both roles work on user interfaces, Ui Engineers focus more on UI design, prototyping, and user experience, often collaborating closely with designers. Front End Developers primarily focus on coding and implementing the visual and interactive elements of websites or applications. The roles overlap but differ in emphasis on design versus development tasks.

How does a UI Engineer typically collaborate with UX designers and front-end developers during a project?

UI Engineers work closely with UX designers to translate wireframes and prototypes into interactive, visually appealing interfaces, ensuring that user experience goals are met through precise implementation. They also collaborate with front-end developers to integrate UI components with application logic, maintain code consistency, and optimize performance. Regular communication and participation in design reviews or sprint planning sessions are common, which helps ensure seamless alignment between design vision and technical execution.

What are the key skills and qualifications needed to thrive as a UI Engineer, and why are they important?

To thrive as a UI Engineer, you need strong proficiency in HTML, CSS, JavaScript, and a solid understanding of user interface design principles, often backed by a degree in computer science or a related field. Familiarity with frameworks like React or Angular, version control systems such as Git, and design tools like Figma or Sketch is typically required. Attention to detail, creativity, and effective communication are crucial soft skills that set exceptional UI Engineers apart. These skills and qualities ensure the creation of visually appealing, user-friendly, and high-performance interfaces that meet user and business needs.
What job categories do people searching Ui Engineer jobs in Renton, WA look for? The top searched job categories for Ui Engineer jobs in Renton, WA are:
What cities near Renton, WA are hiring for Ui Engineer jobs? Cities near Renton, WA with the most Ui Engineer job openings:
Ui Engineer jobs near you
Infographic showing various Ui Engineer job openings in Renton, WA as of July 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $137,443 per year, or $66.1 per hour.

Senior UI Engineer

Worldscape Technology Inc.

Redmond, WA

$130K - $160K/yr

Full-time

Posted 12 days ago

Job description

Worldscape is a cutting-edge platform designed to unify distributed data, sensors, and intelligent agents across cloud, on-prem, and edge environments. By combining geospatial intelligence, physics-based 3D simulation, and reward-driven AI, Worldscape enables organizations to build immersive digital twins for predictive modeling, scenario planning, and adaptive decision-making. With a zero-trust security framework, seamless integration with legacy systems, and robust developer tools, Worldscape empowers rapid deployment of agentic applications that drive resilience and efficiency in sectors like logistics, telecom, defense, and infrastructure. 

Worldscape is looking for an experienced UI Engineer capable of thriving within a rapid development environment. You will be responsible for implementing and optimizing a high-quality user interface for our next-generation real-time simulation platform and game engine. Partnering closely with UX designers and cross-functional teams, you will translate finalized designs into scalable, performant, and maintainable UI code. Your role will focus on delivering precise, high-fidelity implementations, ensuring responsiveness, usability, and seamless interaction with complex simulation and visualization systems. 
 
This is an onsite role that will be located in Redmond, WA. 
Responsibilities:
  • Partner with UX/UI designers to implement and maintain robust, scalable user interface systems for our real-time simulation platform, translating defined designs into production-quality code.
  • Develop and evolve high-performance runtime UI architecture to support complex visualization, editing, and simulation workflows.
  • Build high-fidelity, responsive interfaces across desktop applications, in-engine tooling, and runtime simulation products, ensuring accurate implementation of design specifications.
  • Collaborate with UX designers, technical artists, graphics engineers, and product teams to translate approved concepts and requirements into reliable, production-ready features.
  • Design and implement reusable UI frameworks, components, and widget libraries to promote consistency, scalability, and efficient development across multiple products.
  • Optimize UI systems for performance, including memory usage, rendering efficiency, and responsiveness in real-time environments.
  • Develop and maintain internal tools and pipelines that streamline UI implementation, improve developer workflows, and accelerate feature delivery.
  • Integrate UI systems with core engine subsystems, including rendering, input, networking, AI, and simulation technologies.
  • Contribute to engineering best practices, including code reviews, technical documentation, testing, and long-term maintainability of UI systems.
  • Help drive code quality and technical rigor across the team, including mentoring engineers and promoting scalable, maintainable implementation patterns.
  • Deliver UI solutions that ensure reliable, performant user interaction with next-generation simulation technology across commercial and defense applications. 
Professional Qualifications:
  • 6+ years of professional software engineering experience, with a focus on building UI systems for interactive or real-time applications.
  • Strong proficiency in C++, with experience building and shipping performant, production-quality systems.
  • Experience with Web Application industry standards: React, TypeScript.   architecting and implementing UI frameworks or systems, leveraging open-source or proprietary technologies, with an emphasis on performance, scalability, and extensibility in games, engines, or simulation platforms.
  • Experience developing production-quality UI implementations using modern frameworks such as Dear ImGui, Unreal UMG/Slate, Unity UI Toolkit, Qt, Coherent, NoesisGUI, or similar technologies.
  • Strong understanding of software architecture, object-oriented design, and component-based UI patterns, with the ability to build maintainable and extensible systems.
  • Experience building and maintaining reusable UI frameworks, component libraries, and shared tooling, rather than one-off interfaces.
  • Solid understanding of event-driven programming, input systems, state management, animation systems, and responsive layout implementation.
  • Experience profiling, debugging, and optimizing UI performance in real-time or resource-constrained environments.
  • Strong debugging, problem-solving, and systems-level thinking skills.
  • Experience working in cross-functional teams, effectively collaborating with UX designers, artists, and engineers to translate specifications into working systems.
  • Experience shipping at least one commercial game, simulation product, or interactive application. 
Preferred Qualifications:
  • Professional game development experience.
  • Experience developing editor tooling or in-engine development tools.
  • Experience building interfaces for simulation, digital twins, GIS, robotics, defense, aerospace, or visualization platforms.
  • Knowledge of modern rendering pipelines and how UI integrates with real-time graphics systems.
  • Experience working with ECS architectures and data-driven UI systems.
  • Experience with GPU-aware UI rendering and performance optimization.
  • Experience implementing data visualization, dashboards, graphs, timelines, or large-scale monitoring interfaces.
  • Understanding of multiplayer or networked UI synchronization.
  • Experience working alongside AI/ML teams or visualization systems.
  • Experience mentoring engineers and helping define engineering best practices.
  • Passion for building polished, intuitive user experiences that simplify highly technical workflows. 
Final compensation will be determined based on factors such as experience, skills, and qualifications. In addition to base salary, this role may be eligible for performance-based bonuses and equity awards. 
Why Worldscape? 
There is nothing more important to Worldscape than our culture. It is the fundamental means by which we will succeed as an organization. Talent, ability, drive, experience, knowledge cannot be maximized without first embracing the culture we espouse and will live every single day.  Worldscape offers great benefits, opportunities for continued growth, and the ability to directly affect change in our organization and be part of a high-growth startup at a pivotal stage. 

What we offer: 
- Competitive salary and meaningful equity 
- Attractive benefits package  
- Flexible time off policy 
- Medical, Dental and Vision insurance 
- HSA health insurance options 
- 401k plan 
- Basic and Voluntary Life Insurance
- Fast paced environment with flexibility and ownership
 
Worldscape is committed to creating a diverse and inclusive workplace and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, color, gender identity or expression, marital status, national origin, disability, protected veteran status, race, religion, pregnancy, sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.

Employment is contingent upon successful completion of a background check.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.