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Interface Engineer Jobs in Washington (NOW HIRING)

User Interface Developer

Ashburn, VA · On-site

$51.25 - $66.50/hr

User Interface (UI) Developer Location: **This position REQUIRES onsite support in Ashburn, VA, 2 times a week** Why CMCI? CMCI provides management consulting and IT services that empower enterprises ...

UI Developer

Washington, DC

$56.75 - $73.50/hr

Senior User Interface Developer Location: Washington, DC (in-person) Duration: 18 Months ONLY GC and US Citizens Senior User Interface Developer The individual will participant in agile development ...

UI Developer

Washington, DC

$56.75 - $73.50/hr

Senior User Interface Developer Location: Washington, DC (in-person) Duration: 18 Months ONLY GC and US Citizens Senior User Interface Developer The individual will participant in agile development ...

AVA UI Developer

Alexandria, VA

$53.50 - $69.50/hr

JAVA UI Developer Location: Alexandria VA Duration: 3- 6 Months GC and Citizens Only Java UI Developer 2 yrs of demonstrated experience with Angular.js 5 -6 yrs overall software development w/BS ...

UI DEveloper

Herndon, VA

$51.50 - $66.75/hr

UI Developer Herndon, VA Full time Candidate with around 8 years of experience in the following areas: The candidate should have good analytical /communication skills, will work directly with ...

Junior UI Developer

Reston, VA · On-site

$52.75 - $68.75/hr

We are looking for a Junior to Mid-Level UI Developer who sits at the intersection of engineering and design. You will be responsible for bringing beautiful, intuitive user interfaces to life. Beyond ...

Junior UI Developer

Reston, VA · On-site

$52 - $67.50/hr

We are looking for a Junior to Mid-Level UI Developer who sits at the intersection of engineering and design. You will be responsible for bringing beautiful, intuitive user interfaces to life. Beyond ...

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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:
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.
User Interface Developer

User Interface Developer

C-MCI

Ashburn, VA • On-site

$51.25 - $66.50/hr

Full-time

Posted 12 days ago


Job description

Job Description
User Interface (UI) Developer
Location: **This position REQUIRES onsite support in Ashburn, VA, 2 times a week**
Why CMCI?
CMCI provides management consulting and IT services that empower enterprises to achieve their business goals in today's highly competitive market. Our goal is to seamlessly integrate into each customer's organization to fully understand their business and technological needs. This approach allows us to quickly deliver high quality solutions while achieving the highest level of customer satisfaction on time and within budget. By choosing CMCI, you are choosing a company that can deliver on business outcomes and mission needs in the most cost-effective manner and without sacrificing capability. As a part of CMCI's culture of loyalty and commitment to its employees, CMCI is committed to providing a tremendous career path by promoting employees to their highest potential.
Job Description:
The National Security Sector is seeking a User Interface (UI) Developer with strong systems, software, and Agile experience to support a complex program to provide Agile development for critical systems on a mission-critical program supporting the Passenger Systems Program Directorate (PSPD) within Customs and Border Protection (CBP). PSPD supports the Department of Homeland Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into the United States.
In this hands-on position, you will work collaboratively to architect, design, build, deliver, and enhance the user interfaces for highly available, scalable, real-time systems. You will exercise your judgment in determining and recommending the best designs based on customer business objectives, timelines, and other resource constraints. You will participate in and/or direct major deliverable of projects through all aspects of the software development life cycle including scope and work estimation, architecture and design, coding, and unit testing.
We're looking for a highly skilled and experienced Senior Angular UI Developer to lead the greenfield development of a critical user interface application. This role demands a visionary who can build a robust, scalable, and testable UI from the ground up, ensuring it adheres to the highest standards of best practices. You'll be instrumental in shaping the future of our front-end architecture, working closely with backend Java teams, and ensuring seamless deployment within a Kubernetes environment.
**This position REQUIRES the candidate to be in Ashburn, VA, twice a week**
Requirements
Responsibilities:
• Lead the design, development, and implementation of a new, complex Angular UI application from inception to deployment.
• Define and enforce UI development best practices, coding standards, and architectural guidelines.
• Collaborate closely with Java backend developers to understand API requirements and ensure seamless integration.
• Drive thorough unit, integration, and end-to-end testing strategies for the UI application.
• Architect and implement scalable and maintainable front-end solutions, considering future growth and evolving business needs.
• Mentor junior developers and foster a culture of technical excellence within the UI team.
• Ensure the UI application is optimized for performance, responsiveness, and user experience.
• Work within an Agile Scrum methodology and contribute to a SecDevOps culture.
• Oversee the deployment of the UI application into Kubernetes (K8s) environments.
Required Skills and Experience:
• BS/BA degree and 12 years of related experience or Master's with 10 years of related experience; OR 4 years of related experience in lieu of degree
• Must be able to maintain and obtain a CBP Background Investigation prior to start
• Must be a US citizen
• 7+ years of experience in front-end development, with at least 5 years focused on modern JavaScript frameworks
• Experience with Agile Scrum methodology and working in a SecDevOps environment
• Experience working with containerized applications (Docker, Kubernetes)
• Proven experience leading UI projects and building applications from the ground up.
• 3+ years' experience developing cloud ready applications
• 4 years of hands-on experience with Angular (version 2+), demonstrating a deep understanding of its core principles, component-based architecture, routing, services, and state management.
• Experience with front-end build tools and package managers (e.g., Webpack, Babel, NPM, Node.js).
• Proficient in HTML5, CSS3, and JavaScript (ES6+), including DOM manipulation and the JavaScript object model.
• Demonstrated experience working with RESTful APIs and Microservices, including expertise with HTTP request libraries like Axios.
• Familiarity with the Java backend ecosystem and common patterns for UI/backend integration
• Solid understanding of modern authorization mechanisms, such as JSON Web Token (JWT)
Preferred Skills (Not essential but beneficial to have):
• Hands on working experience with NgRx for complex state management.
• Hands on experience with more current specifications of EcmaScript (ES6)
• Experience with common front-end development tools such as Babel, Webpack, NPM, Node etc.
• Experience with UI testing frameworks (e.g., Jasmine, Karma, Jest, Cypress).
• A strong portfolio or examples of previous Angular applications developed from scratch.
• Experience with UI/UX design principles and best practices.
• Demonstrated ability to benchmark and optimize UI application performance.
• Familiarity with CI/CD pipelines for front-end applications.
• Familiarity with real-time UI monitoring tools.
• Active Full CBP BI
• Experience with Google Cloud
Clearance: Must be able to obtain a Public Trust clearance
All qualified applicants will receive consideration for employment without regard to any characteristic protected by local, state, or federal laws, rules, or regulations