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Senior Front End Developer Jobs in Frederick, MD

Interon IT Solutions

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 ...

Employee Navigator

Senior Software Engineer

Frederick, MD · On-site

$80K - $180K/yr

Work with DevOps Engineers to improve tooling and pipelines * Work with Front-End Engineers to further UI widgets * Design web service API's * Senior engineers will help coach coding and design ...

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$59 - $77.75/hr

As a Senior Software Developer, you'll do more than write exceptional code, you'll help build ... Experience with front-end frameworks such as React, Angular, or Vue.js. * Familiarity with ...

Forterra

Senior Developer Experience Engineer

Clarksburg, MD · On-site

$126K - $166K/yr

We are seeking a Senior Developer Experience Engineer to improve the developer experience across ... Experience developing frontend applications using TypeScript and a modern component-based framework.

Leidos

Senior Software Developer

Gaithersburg, MD

$107K - $195K/yr

Leidos is seeking Senior Software Developers to join the Air Traffic Business Area within the ... Extensive experience with Web development and commonly used front-end tools and languages (React ...

Leidos

Senior Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

Leidos is seeking Senior Software Developers to join the Air Traffic Business Area within the ... Extensive experience with Web development and commonly used front-end tools and languages (React ...

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

AsaSenior Software Developer, you'll domore than writeexceptional code, you'llhelp build innovative ... Experience with front-end frameworks suchas React, Angular, or Vue.js. * Familiarity ...

Axle

Senior Level Full-Stack Developer

Rockville, MD · On-site

... and motivated senior level Full-Stack Developer to join our dynamic team in building custom ... The primary stack includes Node.js/TypeScript on the backend and Angular on the frontend.

FINRA

Senior Software Engineer

Rockville, MD · Hybrid

$112K - $211K/yr

Java * Frontend applications (React, Angular, Vue.js) * RESTful API design and microservices ... Experience in DevOps and CI\CD technologies * Experience test automation and unit testing

360 IT Professionals

Java Developer

Germantown, MD · On-site

$51.50 - $66.75/hr

... Frontend development skills (HTML5/CSS3/JQuery/Other Web Frameworks) and 3. Batch programming ... Additional Information Unfeigned Regards, Harmanpreet Singh Walia | Sr. Talent & Client Acquisition ...

Xometry

Software Engineer II

Gaithersburg, MD · Hybrid

$105K - $144K/yr

In this role as a senior individual contributor, you will guide software implementation across ... Strong technical expertise in frontend development with React and TypeScript, with a focus on ...

ACDi

Engineering Manager

Frederick, MD · On-site

$150K - $165K/yr

... other senior managers in establishing strategic plans. * Coordinates the work of engineers ... Develop processes around front-end engineering, NPI processing, post-delivery "lessons learned ...

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All JobsFront End Developer JobsSenior Front End Developer JobsSenior Front End Developer Jobs in Frederick, MD

Senior Front End Developer information

See Frederick, MD salary details

$38.8K

$132.3K

$180.5K

How much do senior front end developer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for senior front end developer in Frederick, MD is $132,304.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,300.00 and $150,100.00 per year, depending on experience, location, and employer.

What are some common challenges senior front end developers face when leading projects, and how can they address them?

Senior Front End Developers often encounter challenges such as balancing the implementation of new technologies with project deadlines, ensuring code quality across a team, and coordinating with backend and UX/UI teams for seamless integration. Proactively setting coding standards, conducting regular code reviews, and fostering open communication with cross-functional teams can help mitigate these challenges. Additionally, staying updated on industry best practices and mentoring junior developers ensures both project success and team growth.

What are the key skills and qualifications needed to thrive as a senior front end developer?

To thrive as a Senior Front End Developer, you need advanced proficiency in HTML, CSS, JavaScript, and modern frameworks like React, Angular, or Vue, along with a degree in computer science or equivalent experience. Familiarity with version control systems (e.g., Git), build tools (Webpack, Babel), and testing frameworks is typically required. Exceptional problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for delivering scalable, maintainable applications and ensuring a seamless user experience in complex web projects.

What is the difference between Senior Front End Developer vs Front End Developer?

AspectSenior Front End DeveloperFront End Developer
Required CredentialsBachelor's degree in CS or related field, experience with advanced JavaScript frameworksBachelor's degree or equivalent, basic knowledge of HTML, CSS, JavaScript
Work EnvironmentCollaborates on complex projects, mentors junior developersWorks on standard features, under supervision
Employer & Industry UsageTech companies, agencies, startupsSame as senior role, often entry-level
Search & Comparison IntentHigher experience, leadership, complex tasksEntry-level, learning, basic tasks

The main difference between a Senior Front End Developer and a Front End Developer lies in experience, responsibilities, and expertise. Senior developers handle complex projects, mentor others, and possess advanced skills, while front end developers focus on standard features and basic coding tasks. Both roles are essential in tech companies, but the senior position requires more experience and leadership capabilities.

What is the average salary for a senior front end developer?

The average salary for a senior front end developer typically ranges from $90,000 to $140,000 annually, depending on experience, location, and company size. Skilled developers proficient in frameworks like React or Angular and with strong UI/UX knowledge tend to earn higher salaries.
What are the most commonly searched types of Front End Developer jobs in Frederick, MD? The most popular types of Front End Developer jobs in Frederick, MD are:
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Senior Front End Developer jobs near you

Senior UI engineer

Interon IT Solutions

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.