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Sr Frontend Developer Jobs in Washington, DC (NOW HIRING)

ManTech International

Senior Frontend Developer

Ashburn, VA · On-site

$55.75 - $73.75/hr

MANTECH seeks a motivated, career- and customer-oriented Senior Frontend Java Developer to join our innovative team in Ashburn, VA . This is a hybrid position with 2 - 3 days onsite. Each day U.S.

ManTech

Senior Frontend Developer

Ashburn, VA · Hybrid

$55.75 - $73.75/hr

MANTECH seeks a motivated, career- and customer-oriented Senior Frontend Java Developer to join our innovative team in Ashburn, VA . This is a hybrid position with 2 - 3 days onsite. Each day U.S.

Tandym Tech

Senior Front End Engineer

Vienna, VA · On-site

$123K - $169K/yr

A Fortune 50 Financial Institution is seeking a Senior Front-End Engineer to join their team. This ... Supporting CI/CD pipelines in Azure DevOps while optimizing application performance, accessibility ...

DPR Construction

Sr. Front End React Developer

Washington, DC · On-site

$130K - $171K/yr

Job Overview We are looking for a Sr. Frontend React Developer to drive the design and development of high-quality, scalable, and modern web applications. This individual will be hands-on with coding ...

Data Society

Sr. Frontend Engineer (React)

Washington, DC · On-site

$120 - $160/hr

About the Role The onshore Senior Front-End Engineer leads React UI architecture and build quality ... Proficiency with Azure DevOps CI/CD pipelines and security-gated build processes (Veracode or ...

CircleIn

Senior Frontend Engineer

Silver Spring, MD · On-site +1

$126K - $173K/yr

The contribution of a Senior Frontend Engineer: * Take full ownership of building, shipping and maintaining features, end-to-end * Drive the future of CircleIn's Frontend products and design ...

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Showing results 21-40

All JobsSr Frontend Developer JobsSr Frontend Developer Jobs in Washington, DC

Sr Frontend Developer information

See Washington, DC salary details

$48.1K

$125.1K

$176.1K

How much do sr frontend developer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for sr frontend developer in Washington, DC is $125,053.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,800.00 and $137,000.00 per year, depending on experience, location, and employer.

What is a Sr Frontend Developer?

Sr Frontend Developers are experienced software engineers who specialize in building and optimizing the user interfaces of web applications. They are responsible for translating design mockups into interactive, responsive, and accessible web pages using technologies like HTML, CSS, and JavaScript frameworks (such as React, Angular, or Vue). In addition to coding, Sr Frontend Developers often lead technical decisions, mentor junior developers, and collaborate closely with designers and backend engineers to deliver high-quality user experiences. Their expertise ensures that web applications are visually appealing, performant, and user-friendly.

What are the key skills and qualifications needed to thrive as a Sr Frontend Developer?

To thrive as a Sr Frontend Developer, you need deep expertise in HTML, CSS, JavaScript, and modern front-end frameworks like React or Angular, usually backed by a degree in computer science or equivalent experience. Advanced knowledge of tools such as Git, Webpack, RESTful APIs, and proficiency with testing frameworks is typically required. Outstanding problem-solving abilities, strong collaboration, and effective communication set top performers apart in this role. These skills ensure the delivery of high-quality, user-friendly interfaces and seamless teamwork in fast-paced development environments.

What are some common challenges faced by Sr Frontend Developers when working on cross-functional teams?

Sr Frontend Developers often collaborate closely with backend engineers, UX/UI designers, and product managers. A common challenge in these environments is ensuring clear communication of technical requirements and design expectations to avoid misunderstandings that can lead to rework. Balancing user experience with technical feasibility is another frequent hurdle, especially when negotiating priorities between design vision and performance constraints. Effective Sr Frontend Developers proactively bridge gaps through strong documentation, regular alignment meetings, and by advocating for best practices in both development and design.

What is the difference between Sr Frontend Developer vs Frontend Developer?

AspectSr Frontend DeveloperFrontend Developer
Required ExperienceTypically 5+ years, leadership skills1-3 years, entry to mid-level
ResponsibilitiesAdvanced coding, mentoring, project leadershipImplementing UI features, bug fixes
Skills & CertificationsExpertise in JavaScript, frameworks, leadershipHTML, CSS, JavaScript basics
Work EnvironmentSenior roles in teams, project planningDevelopment teams, collaborative projects

The main difference between a Sr Frontend Developer and a Frontend Developer lies in experience, responsibilities, and leadership. Senior developers handle complex tasks, mentor others, and lead projects, while frontend developers focus on implementing features and fixing bugs. Both roles require strong JavaScript, HTML, and CSS skills, but senior roles demand more experience and strategic input.

What are popular job titles related to Sr Frontend Developer jobs in Washington, DC?

For Sr Frontend Developer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Sr Frontend Developer jobs in Washington, DC look for?

The top searched job categories for Sr Frontend Developer jobs in Washington, DC are:

Sr Frontend Developer jobs near you
Infographic showing various Sr Frontend Developer job openings in Washington, DC as of August 2026, with employment types broken down into 1% As Needed, 89% Full Time, 5% Part Time, and 5% Contract. Highlights an 84% Physical, 6% Hybrid, and 10% Remote job distribution, with an average salary of $125,053 per year, or $60.1 per hour.

Senior Frontend Developer

ManTech International

Ashburn, VA • On-site

$55.75 - $73.75/hr

Full-time

Medical, Life, Retirement, PTO

Posted 16 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 245 rated software companies

Job description

General information
Requisition #
R69777
Locations
USA-VA-Ashburn
Posting Date
08/04/2026
Security Clearance Required
Top Secret
Remote Type
Hybrid
Time Type
Full time
Description & Requirements
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!
MANTECH seeks a motivated, career- and customer-oriented Senior Frontend Java Developer to join our innovative team in Ashburn, VA. This is a hybrid position with 2 - 3 days onsite.
Each day U.S. Customs and Border Protection (CBP) oversees the massive flow of people, capital, and products that enter and depart the United States via air, land, sea, and cyberspace. The volume and complexity of both physical and virtual border crossings require the application of "big data" solutions to promote efficient trade and travel. These solutions provide CBP personnel with additional tools to evaluate potential threats from legitimate trade and travel.
Responsibilities include but are not limited to:
  • Lead and perform development and maintenance of end-user focused, object-oriented, data-driven analytic applications to support CBP threat analysis and targeting.
  • Independently identify technical solutions for business problems, directly contribute to conceptual design, and routinely collaborate with Enterprise/Application architects, Database Architects, Data Scientists, and mission stakeholders and develop new code, modify existing application code, conduct unit and system testing, and engage in rigorous documentation of developed and delivered application use cases, data flows, and functional operations.
  • Demonstrate a strong practical understanding of industry standard Java Application Servers technologies such as WebLogic, WebSphere, TomcatEE and/or JBoss for application delivery and application-relevant cargo and passenger data and databases used to support analytic application development, functionality and targeting end user (officer) operation.
  • Drive the development of CBP Common Framework-compliant UI/UX to promote clear, consistent, and simple to use interfaces for developed applications. Support building complementary job aids and tutorials for mission facing field users.
  • Actively participate in formal and informal design reviews, solution sessions, and project milestone meetings as well as contribute to project document artifacts for presentation to both technical and non-technical audiences.
  • Integrate with, and materially contribute to, project portfolio teams as a matrixed resource to provide development and issue resolution expertise in collaboration with data scientists, intelligence analysts, developers, and other participants at the direction of a project manager.
  • Mentor junior developers and actively contribute to the development of a community of practice focused on enhancing technical skills, sharing best practices, and promoting enhanced mission domain knowledge.

Minimum Qualifications:
  • HS Diploma/GED and 15-20 years or AS/AA and 13-18 years or BS/BA and 7-12 years or MS/MA/MBA and 5-9 years or PhD/Doctorate and 3-7 years.
  • Hands-on experience with Java 8+ and newer language features.
  • Expertise in Java and Object-Oriented Design and development principles (e.g. XML, JSON)
  • Hands-on experience using Spring to develop Micro Services and/or REST API.
  • Hands-on experience with one or more ORM libraries such as Hibernate and with one or more relational database systems (e.g., Oracle, MySQL, Postgres) and with SQL and developing complex SQLs involving multiple databases.
  • Hands-on experience with web/application servers (e.g., Tomcat, WildFly, WebLogic) and with one or more build tools (e.g., Maven, Gradle, Bamboo) and with Software Source Code Management tools (e.g. BitBucket, Git).
  • Hands-on experience with Agile Lifecycle Management and engineering tools including Atlassian Jira and Confluence as well as application IDE tools including Eclipse, Jupyter Notebook, and Apache Zeppelin.

Preferred Qualifications:
  • Developing applications with Spring Boot.
  • Hands on experience leveraging distributed data/computing tools including Hadoop, Spark, Impala, MySQL, Elasticsearch, Solr, etc.
  • Experience developing solutions via Amazon Web Services (e.g, AWS EC2, RDS, S3).
  • Experience with NoSQL database systems such as Cassandra, MongoDB, DynamoDB, etc.
  • Experience executing continuous integration with Jenkins or Bamboo.
  • Agile Scrum participation and, ideally, Scrum Master experience.
  • Familiarity with Unix/Linux and shell scripting.

Clearance Requirements:
  • Must be a U.S. citizen with a current/active Top-Secret clearance and the ability to obtain and maintain DHS CBP suitability prior to starting this position.

Physical Requirements:
  • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, which may involve delivering presentations.

The projected compensation range for this position is $114,600.00-$190,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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