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Interface Engineer Jobs in Washington (NOW HIRING)

Z FEDERAL

UI Engineer

Washington, DC · On-site

$117.80K - $157.40K/yr

UI Engineer Years of Experience: 5+ years of relevant web experience leading web development and maintenance. Candidates must have an active Government Agency Public Trust or the ability to obtain ...

Z FEDERAL

UI Engineer

Washington, DC · On-site

$117.80K - $157.40K/yr

UI Engineer Years of Experience: 5+ years of relevant web experience leading web development and maintenance. Candidates must have an active Government Agency Public Trust or the ability to obtain ...

Z FEDERAL

UI Engineer

Washington, DC · On-site

$117.80K - $157.40K/yr

UI Engineer Years of Experience: 5+ years of relevant web experience leading web development and maintenance. Candidates must have an active Government Agency Public Trust or the ability to obtain ...

Interon IT Solutions

Senior UI engineer

Rockville, MD · On-site

$132.50K - $165.10K/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 ...

Aretum

UI Engineer (React)

Mclean, VA · Remote

$106.50K - $142.30K/yr

Aretum is seeking skilled UI Engineers (React) to support a federal civilian client. This role will focus on developing user interface components, integrating APIs, building unit tests, and ...

Aretum

UI Engineer (React)

Mclean, VA · On-site +1

$105.10K - $140.50K/yr

Aretum is seeking skilled UI Engineers (React) to support a federal civilian client. This role will focus on developing user interface components, integrating APIs, building unit tests, and ...

Aretum

UI Engineer (React)

Mclean, VA · On-site

$105.10K - $140.50K/yr

Aretum is seeking skilled UI Engineers (React) to support a federal civilian client. This role will focus on developing user interface components, integrating APIs, building unit tests, and ...

Cymertek

UI Developer

Annapolis Junction, MD

$51 - $66.50/hr

... Engineer, Web Application Developer, Interaction Designer, UI/UX Developer, Visual Designer, React Developer, ect. DEGREE (Level Desired)Bachelor's DegreeDEGREE (Focus)Computer Science, Software ...

SoftNice INC

Java UI Developer

Reston, VA

Java UI Developer Location: Reston, VA Candidate with at least 10+ years of Experience. UI developer with strong Java background. UI Technologies - HTML, CSS, JavaScript, AngularJs Java Skills ...

Beyond SOF

UI Developer

Fulton, MD · On-site

$48.75 - $63.50/hr

UI Developer Location: in MD - 15 mins. from DC What you'll get to do: * Design and build UI ... As the first dedicated front-end engineer at Enveil, you'll have substantial say in the strategy ...

Beyond SOF

UI Developer

Fulton, MD

$48.75 - $63.50/hr

UI Developer Location: in MD - 15 mins. from DC What you'll get to do: * Design and build UI ... As the first dedicated front-end engineer at Enveil, you'll have substantial say in the strategy ...

Stem Xpert

UI developer

Herndon, VA

$51.50 - $66.75/hr

Position details: UI Developer - AngularJS expert Location: Herndon, VA contract: 6months Kindly share suitable profile for below candidate "strong AngularJS skills along with HTML/CSS" Position ...

Navtech, Inc.

Senior UI Developer

Mclean, VA · On-site

$61 - $79/hr

I have an opportunity for a " Senior UI Developer " - ( McLean, VA - Hybrid Need Local Candidates ). and I am looking for a candidate who can join Immediately if you are interested, reply to me with ...

Novul Solutions

User Interface (UI) Developer

Ashburn, VA · On-site

$51.25 - $66.50/hr

We are seeking an experienced User Interface (UI) Developer to lead the design and development of scalable, responsive UIs for real-time, mission-critical systems. This hands-on role requires strong ...

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All JobsInterface Engineer JobsInterface Engineer Jobs in Washington

Interface Engineer information

See Washington salary details

$44.2K

$115.2K

$155.7K

How much do interface engineer jobs pay per year?

As of May 31, 2026, the average yearly pay for interface engineer in Washington is $115,244.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,100.00 and $131,900.00 per year, depending on experience, location, and employer.

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

To thrive as an Interface Engineer, you need a strong background in computer science, user interface (UI) design, and experience with front-end development languages such as HTML, CSS, and JavaScript. Familiarity with frameworks like React or Angular, API integration, and version control systems (e.g., Git) is typically required, along with relevant certifications in web development or UI/UX design. Strong problem-solving abilities, collaboration, and clear communication help you understand user needs and work effectively with cross-functional teams. These skills ensure seamless, user-friendly digital experiences and efficient integration between systems, which are crucial for project success.

How do Interface Engineers typically collaborate with UX/UI designers and backend developers in a project setting?

Interface Engineers play a crucial role in bridging the gap between design and backend development. They often work closely with UX/UI designers to translate visual concepts and user flows into interactive, responsive interfaces. At the same time, they coordinate with backend developers to ensure seamless integration of frontend elements with server-side logic, APIs, and data sources. Regular communication, agile sprints, and collaborative tools are commonly used to align efforts, resolve technical challenges, and deliver a cohesive user experience.

What are Interface Engineers?

Interface Engineers are professionals who design, develop, and maintain the points of interaction between different software systems, applications, or components. They ensure that data and functionality flow smoothly and securely between systems, often working with APIs, middleware, and integration tools. Their work is crucial for enabling interoperability, improving user experience, and supporting business processes that rely on connected technologies.

What is the difference between Interface Engineer vs Software Developer?

AspectInterface Engineer
Primary FocusDesigning and developing user interfaces and front-end components
Skills & CertificationsUI/UX design, HTML, CSS, JavaScript, front-end frameworks
Work EnvironmentCollaborates with designers, back-end developers, and product teams
Industry UsageWeb and app development companies, tech firms

While both roles involve software development, Interface Engineers specialize in creating user interfaces and enhancing user experience, whereas Software Developers may work on a broader range of software applications, including back-end systems. The roles often overlap, but Interface Engineers focus more on front-end design and usability.

What are popular job titles related to Interface Engineer jobs in Washington? For Interface Engineer jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Interface Engineer jobs in Washington look for? The top searched job categories for Interface Engineer jobs in Washington are:
Interface Engineer jobs near you
Infographic showing various Interface Engineer job openings in Washington as of May 2026, with employment types broken down into 1% Internship, 70% Full Time, 15% Part Time, 1% Temporary, 12% Contract, and 1% Nights. Highlights an 61% Physical, 11% Hybrid, and 28% Remote job distribution, with an average salary of $115,244 per year, or $55.4 per hour.
UI Engineer

UI Engineer

Z FEDERAL

Washington, DC • On-site

$117.80K - $157.40K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

UI Engineer
Years of Experience: 5+ years of relevant web experience leading web development and maintenance.
Candidates must have an active Government Agency Public Trust or the ability to obtain one.
Z FEDERAL is seeking a full-time UI Engineer to support our federal client in Washington, DC. The ideal candidate will have experience with designing user interfaces, developing wireframes, presenting UI options, and developing style guides for web applications.
Responsibilities Include but not limited to:
  • Develop React components based on UX designs and acceptance criteria.
  • Develop unit tests for new and existing components.
  • Debug issues reported by tester and users to fix bugs.
  • Integrate APIs into UI components.

Minimum Qualifications:
  • 5+ years of experience as a UI Engineer.
  • Experience developing UI components in React using Typescript
  • Experience developing UI components based on wireframes
  • Experience developing unit tests using Vitest
  • Familiarity with Ant Design, React Query and Zustand

Z FEDERAL is a professional services firm located in Greenbelt, MD. Founded in 1983 to provide IT and management consulting services to the Federal Government, we have established a proven track record of reliable performance in the Federal marketplace. Z FEDERAL has a history of long-term commitment to our Federal customers and our employees.
Z FEDERAL offers:
  • Self-directed 401K and annual company match
  • Up to four weeks of paid time off (PTO)
  • 11 paid federal holidays
  • Other forms of leave such as bereavement, jury duty, military leave
  • Full Health Benefits: Medical and Vision, Dental (employee-paid)
  • Life Insurance
  • Short and Long Term Disability, AD&D Insurance
  • Flexible Spending Account (Medical and Dependent Care)
  • Performance-based bonuses
  • Tuition Reimbursement
  • Incentive and referral bonuses
  • Commuter benefits
  • Professional Development and Training
  • Years of Service Reward and Recognition Program

Z FEDERAL's commitment to employee growth and development is proven and valued by our staff. We want our employees to excel, grow professionally, and take on increasingly responsible roles.

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