1

Principal Ui Engineer Jobs (NOW HIRING)

UI Engineer

San Jose, CA · On-site

$121K - $162K/yr

You'll work closely with the Principal UI Engineer, Backend/Platform Engineering, and Analysts to deliver polished workflows for security practitioners. This role is ideal for a high-ownership ...

Principal UI Software Engineer

Boston, MA · On-site

$146K - $196K/yr

As a Principal UI Engineer on the Marketplace team, you'll create web, mobile, and desktop applications that integrate with a rich ecosystem of services to power our Marketplace platform. Our ...

UI Engineer

Santa Clara, CA

$122K - $163K/yr

As Senior UX/UI Mobile Developer you will work directly with our product, design and test teams to develop a platform for creating the most innovative wearable products. You will be working with ...

Principal UI Developer

Waltham, MA · On-site

$54 - $70/hr

... programming skills with expertise in development of web application user interfaces ... Strong object oriented design principals and knowledge of design patterns * Knowledge of Storage ...

Principal UI Designer Locations: USA Raleigh, USA Tucson, USA Carmel Purpose As a Senior/Principal ... Collaborating with product managers, engineers, stakeholders and your design team members to manage ...

Principal UI Developer

Waltham, MA · On-site

$54 - $70/hr

... programming skills with expertise in development of web application user interfaces ... Strong object oriented design principals and knowledge of design patterns * Knowledge of Storage ...

UI Engineer

Sunnyvale, TX · On-site

$95K - $127K/yr

Job Title: UI Engineer Location: Sunnyvale, CA / Austin, TX Experience Required: 8-10 Years Employment Type: Full-Time Role Overview We are looking for highly skilled UI Engineers to design and ...

UI Engineer

Austin, TX · On-site

$103K - $137K/yr

UI Engineer Location: Austin, TX ABOUT THIS FEATURED OPPORTUNITY Our client is seeking an experienced UI Engineer to support development of a large-scale CMS-driven Single Page Application. You'll ...

Overview We're seeking a Principal UI Designer to own and evolve the visual foundation of our ... Collaborate with design system engineers to ensure designs translate seamlessly into code * Create ...

UI Engineer

Boston, MA · Hybrid

$113K - $151K/yr

UI Engineer Boston/NYC OnCorps AI is the leading enterprise Agentic AI solution for middle and back-office automation. The company delivers production-ready AI agents that automate reconciliation ...

UI Engineer

Boston, MA · On-site

$113K - $151K/yr

UI Engineer Boston/NYC OnCorps AI is the leading enterprise Agentic AI solution for middle and back-office automation. The company delivers production-ready AI agents that automate reconciliation ...

UI Engineer

Sunnyvale, CA · On-site

$122K - $163K/yr

Job Title: UI Engineer Job Location: Sunnyvale, CA Job Type: Contract * Develop animations with HTML5, CSS3, JavaScript Implement scroll effects, transitions, and responsive UI Ensure accessibility ...

UI Engineer

Bloomington, IL · On-site

$99K - $133K/yr

Overview: Role -UI Engineer H1B Bloomington, IL 8+ yrs • Design, Develop and maitain automated test suites using Java,Java Script, and Frame works such as codeceptJS, Karate and playwright • ...

UI Engineer

San Jose, CA · On-site

$121K - $162K/yr

Company Description We are seeking a web UI engineer who can design and implement user interfaces based on web technologies such as HTML 5 and JavaScript. The candidate must have at least 5 years of ...

UI Engineer

San Jose, CA · On-site

$121K - $162K/yr

Company Description We are seeking a web UI engineer who can design and implement user interfaces based on web technologies such as HTML 5 and JavaScript. The candidate must have at least 5 years of ...

Senior UI engineer

Rockville, MD · On-site

$132K - $165K/yr

Senior UI Engineer Location-Rockville,MD or Mclean,VA Focus: Front End Overview Our client is looking for a Senior UI Engineer to join the Advertising Regulation Technology (AdReg) team in Business ...

next page

Showing results 1-20

People also search for

Principal Ui Engineer information

See salary details

$74K

$147.2K

$212.5K

How much do principal ui engineer jobs pay per year?

As of Jun 18, 2026, the average yearly pay for principal ui engineer in the United States is $147,220.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,500.00 and $173,000.00 per year, depending on experience, location, and employer.

What is the difference between Principal Ui Engineer vs Senior Ui Engineer?

AspectPrincipal Ui EngineerSenior Ui Engineer
Required CredentialsBachelor's/Master's in Design, Computer Science, or related field; extensive experienceBachelor's in relevant field; 3-5 years of experience
Work EnvironmentLeads design projects, mentors teams, influences product strategyDevelops UI components, collaborates with teams, implements designs
Employer & Industry UsageUsed in tech companies, startups, large enterprises for senior design rolesCommon in software development, tech firms, product teams

The Principal Ui Engineer typically holds a higher level of experience, leadership, and strategic influence compared to a Senior Ui Engineer. While both roles require strong UI design and development skills, the Principal focuses on guiding design direction and mentoring, whereas the Senior executes complex UI tasks and collaborates closely with teams.

What is a Principal UI Engineer?

A Principal UI Engineer is a senior-level professional responsible for leading the design, development, and implementation of user interfaces for software applications. They set technical direction, mentor other engineers, and often collaborate closely with product managers and designers to ensure seamless, user-friendly experiences. Principal UI Engineers also help establish best practices, review code, and may be involved in architectural decisions related to frontend technologies. Their deep expertise enables them to solve complex UI challenges and drive innovation within their teams.

How does a Principal UI Engineer typically collaborate with cross-functional teams during a product development cycle?

As a Principal UI Engineer, you will often serve as a bridge between design, product management, and backend engineering teams. You'll participate in architecture discussions, provide technical guidance on UI best practices, and ensure design intent is accurately translated into the final product. Regular collaboration includes code reviews, design critiques, and sprint planning meetings, where you advocate for user experience and front-end performance. This role requires strong communication skills and a proactive approach to resolving cross-team dependencies and technical challenges.

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

To thrive as a Principal UI Engineer, you need deep expertise in front-end technologies (such as JavaScript, React, or Angular), UI/UX design principles, and a track record of leading complex projects, typically supported by a relevant degree and significant industry experience. Mastery of design systems, version control (like Git), and prototyping tools (such as Figma or Sketch) is essential, and certifications in advanced front-end frameworks can be advantageous. Exceptional leadership, communication, and problem-solving skills help you mentor teams and collaborate effectively with stakeholders. These abilities are crucial for delivering high-quality, scalable interfaces that drive both user satisfaction and business results.
More about Principal Ui Engineer jobs
Infographic showing various Principal Ui Engineer job openings in the United States as of June 2026, with employment types broken down into 97% Full Time, and 3% Part Time. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $147,220 per year, or $70.8 per hour.
Principal User Interface (UI) Designer

Principal User Interface (UI) Designer

Collabera

Phoenix, AZ

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 18 days ago


Job description

Company Description

Established in 1991, Collabera has been a leader in IT staffing for over 22 years and is one of the largest diversity IT staffing firms in the industry. As a half a billion dollar IT company, with more than 9,000 professionals across 30+ offices, Collabera offers comprehensive, cost-effective IT staffing & IT Services. We provide services to Fortune 500 and mid-size companies to meet their talent needs with high quality IT resources through Staff Augmentation, Global Talent Management, Value Added Services through CLASS (Competency Leveraged Advanced Staffing & Solutions) Permanent Placement Services and Vendor Management Programs. 


Collabera recognizes true potential of human capital and provides people the right opportunities for growth and professional excellence. Collabera offers a full range of benefits to its employees including paid vacations, holidays, personal days, Medical, Dental and Vision insurance, 401K retirement savings plan, Life Insurance, Disability Insurance.


Job Description

The Principal UI Designer will work closely with the Director of UX + UI, UX Researchers, and an existing team of high performing Designers to create the user experience for the core journeys and products of AmericanExpress.com. You will partner closely with product owners, usability testing leads, and engineers to enhance the overall quality, value, and experience of our products and core journeys. As a Principal UI Designer you will be hands on in setting the vision and driving concepts to create innovative interactive experiences for the full spectrum of devices and use cases. 

Principal UX Designer you will be hands on in all aspects of user experience including: gathering and understanding business & user requirements, creating information architecture diagrams and user flows, building detailed wireframes, high & low fidelity prototypes and the creation of new concepts. The Principal UX Designer will lead the User Experience for our core set of products and journeys. Responsibilities include:

Responsibilities

  Expected to guide and inspire a creative team, lead by example and have strong communication skills to support global business partners on a day-to-day basis.

Manage multiple creative projects as a designer and a creative leader.

Work closely with fellow designers and developers to build out prototypes and provide support for usability tests.

Be a passionate advocate for the user, ground ideas in industry best practices, usability research and incorporate customer insights and principles throughout the creative process.

Act as a creative expert on projects outsourced to other agencies and help uphold design best practices, guidelines, brand consistency, and quality.

Consistently demonstrate an enhanced understanding of digital graphic design, typography, and interface design.

Source, secure and manage a suite of freelancers UX designers for overflow and ad hoc work as needed 


Qualifications

8+ years digital agency or client side experience as a design leader.

Expert in designing user centered design experiences for multiple devices and platforms, understanding responsive layouts and how to optimize design for flexible layout treatments.

4-5 years experience mentoring and inspiring creative talent.

Strong negotiation and relationship management skills, including the ability to effectively collaborate/influence at all levels without having direct authority.

Familiarity in the prototyping capabilities of HTML, DHTML, and CSS; significant experience working with tech developers.

Vision, passion and POV about the evolution of interactive design.

Desire to develop oneself; a hunger to innovate and stay current in trends and techniques.

Portfolio required and a keen sense of humor

Additional Information

To Set up Interview please contact:

Vishwas Jaggi
973-475-7482