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System Interface Engineer Jobs in Maryland (NOW HIRING)

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 ... Design and develop systems for data visualization, user interaction patterns, and seamless ...

UI Developer

Annapolis Junction, MD · On-site

$51 - $66.50/hr

... Engineer, Frontend Engineer, Web Application Developer, Interaction Designer, UI/UX Developer ... Knowledge of design systems and component libraries * Understanding of UI testing frameworks (e.g ...

User Interface Developer

Columbia, MD · On-site

$49.25 - $64/hr

The person selected will collaborate with systems and software engineers and other User Interface developers to design, develop, release, and support User Interfaces for multiple feature sets ...

User Interface Developer

Columbia, MD · On-site

$49.50 - $64.50/hr

The person selected will collaborate with systems and software engineers and other User Interface developers to design, develop, release, and support User Interfaces for multiple feature sets ...

UI Front End Software Engineer

Annapolis, MD · On-site

$103K - $137K/yr

Partner with UX/UI and systems engineers to ensure design intent is preserved through implementation * Identify and resolve performance bottlenecks, cross-browser issues, and technical debt

UI Front End Software Engineer

Annapolis Junction, MD · On-site

$114K - $152K/yr

Partner with UX/UI and systems engineers to ensure design intent is preserved through implementation * Identify and resolve performance bottlenecks, cross-browser issues, and technical debt

UI Front End Software Engineer

Annapolis Junction, MD · On-site

$114K - $152K/yr

Partner with UX/UI and systems engineers to ensure design intent is preserved through implementation * Identify and resolve performance bottlenecks, cross-browser issues, and technical debt

$6.0K/mo

In this role, you will collaborate with software engineers, systems engineers, and fellow UI developers to design, develop, enhance, and maintain modern web-based user interfaces for an enterprise ...

UI Developer

Annapolis Junction, MD · On-site

$51 - $66.50/hr

In this role, you will collaborate with designers and developers to ensure a seamless and ... design systems and component libraries • Understanding of UI testing frameworks (e.g., Jest ...

UI Developer

Annapolis Junction, MD · On-site

$51 - $66.50/hr

Cymertek Corporation is seeking a creative and detail-oriented UI Developer to join their team. The ... design systems and component libraries • Understanding of UI testing frameworks (e.g., Jest ...

UI Front End Software Engineer

Annapolis, MD · On-site

$103K - $137K/yr

Partner with UX/UI and systems engineers to preserve design intent through implementation, and resolve performance bottlenecks, cross‑browser issues, and technical debt. * Participate in sprint ...

UI Developer

Annapolis Junction, MD · On-site

$51 - $66.50/hr

They are looking for a creative and detail-oriented UI Developer to design and develop responsive ... design systems and component libraries • Understanding of UI testing frameworks (e.g., Jest ...

UI Developer

Columbia, MD · On-site

$175K - $190K/yr

We're seeking a motivated UI Developer to join a dynamic full-stack team of developers specializing ... Experience with version control systems (Git). * Strong problem-solving skills and attention to ...

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System Interface Engineer information

What cities in Maryland are hiring for System Interface Engineer jobs?

Cities in Maryland with the most System Interface Engineer job openings:

Infographic showing various System Interface Engineer job openings in Maryland as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution.

Senior UI engineer

Rockville, MD • On-site

$132K - $165K/yr

Contractor

Re-posted 23 days ago


Job description

#w2 Role Job Title: 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, Legal, and Enterprise Systems. As the UI engineer on the team, you are responsible for building the user interface and front-end infrastructure by working with the engineering team, business users, product management, and cross functional partners. You will be reporting to the Director of Engineering for the AdReg team.

Responsibilities

Collaborate and Design

  • By working with the software engineers, UX designer and the product team, understand the various APIs and data sources involved, current UI architecture and its limitations.

  • Work with the business users and product manager to thoroughly understand business requirements for user interfaces and translate the emanating results into good technical UI designs.

  • Establish documentation of UI components, develop, and support technical specifications for all interfaces and user workflows.

  • Create a new front-end infrastructure to build a scalable UI framework.

Develop/Build

  • Design and develop responsive user interfaces and component libraries for new and existing features within the Angular framework.

  • Design and develop systems for data visualization, user interaction patterns, and seamless integration with backend APIs and business intelligence tools.

  • Implement accessibility standards and ensure cross-browser compatibility.

Additional Skill Expectations

  • Expertise in Angular for building responsive, user-friendly, and high-performance frontend applications.

  • Experience handling software upgrades, including upgrading Angular and ensuring compatibility with backend services.

  • Basic Linux troubleshooting skills to diagnose and resolve issues related to deployment or server-side performance.

  • Strong understanding of Agile processes (including sprint planning, daily standups, and retrospectives).

  • Proficiency in writing unit tests, integration tests, and performance optimizations.

Document/Teach

  • Document the UI component library, design patterns, and development processes in our internal wiki to create a front-end knowledge repository.

  • Share/teach UI development best practices and Angular standards to other engineers and stakeholders.

Qualifications

  • 10+ years of related front-end development experience with varied forms of UI frameworks and building scalable web applications.

  • A successful history of developing, optimizing, and maintaining Angular applications with TypeScript and modern JavaScript frameworks.

  • Understanding of Front-end Engineering tools/frameworks and standards to improve the productivity and quality of output for other engineers across the team.

  • 5+ years of experience working in a technical environment with the latest technologies like Angular or React (Angular preferred).

  • Advanced working knowledge of HTML5, CSS3, SCSS, and experience with responsive design and CSS frameworks.

  • Strong programming skills in TypeScript, JavaScript, and familiarity with backend technologies for API integration.

  • Experience with Playwright testing framework for end-to-end testing and test automation.

  • Excellent communication skills and experience supporting and working with cross-functional teams in a dynamic environment.