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Senior Web Engineer Jobs in Washington, DC (NOW HIRING)

One Federal Solution

Senior Web Developer

Arlington, VA · On-site

$120 - $160/hr

As a Senior Web Developer, you will support the design, development, enhancement, and maintenance of financial management web applications and reporting tools supporting DEA financial operations and ...

Career Renew

Web Engineer

Washington, DC · Remote

$170K - $220K/yr

We're looking for a talented senior web engineer who is passionate about crafting exceptional experiences and cares deeply about the story that we tell customers. As we continue to scale rapidly, you ...

Socket.dev

Senior Web Developer

Bethesda, MD · On-site

$115 - $140/hr

Position Summary The Senior Web Developer serves as the technical lead for enterprise web platforms, public websites, Drupal environments, and SharePoint-based solutions supporting NICHD business ...

XLA

Senior Web Developer

Arlington, VA · On-site

XLA is looking for a Senior Web Developer to support a federal agency in Arlington, VA. The role involves full stack web application development using Microsoft .NET technology and Oracle RDBM ...

HarmonyTech

Senior Web Developer

Washington, DC · On-site

HarmonyTech is currently looking for a talented and self-motivated Senior Web Developer specializing in Microsoft .NET, C#, and SQL Development. You will be working with a high-performing agile team ...

XLA

Senior Web Developer

Arlington, VA

$140K/yr

XLA is looking for a Senior Web Developer to support a federal agency in Arlington, VA. This position requires the candidate to be eligible to obtain a U.S. secret security clearance and is onsite ...

Ask IT Consulting

Sr Web Developer

Mclean, VA · On-site

Title: Sr. Web Developer Location: McLean VA Duration: Full Time Description of specific Duties in a typical workday for this position: * Demonstrated expertise in creating and maintaining custom ...

Axiom Consultants

Senior Web Developer

Rockville, MD · Remote

Axiom Consultants, Inc, is seeking an experienced Senior Web Developer to provide technical and administrative services for the development of media products and the coordination of data management ...

Ask IT Consulting

Sr Web Developer

Mclean, VA · On-site

Title: Sr. Web Developer Location: McLean VA Duration: Full Time Description of specific Duties in a typical workday for this position: * Demonstrated expertise in creating and maintaining custom ...

iStrategyLabs

Senior Web Developer

Washington, DC · On-site

ISL is looking for a skilled, hard-working Senior Web Developer to help build amazing experiences for some of the biggest brands in the world. You'll be leading the development of static, dynamic ...

HarmonyTech

Senior Web Developer

Washington, DC · On-site

$90 - $120/hr

HarmonyTech is currently looking for a talented and self-motivated Senior Web Developer specializing in Microsoft .NET, C#, and SQL Development. You will be working with a high-performing agile team ...

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Showing results 1-20

All JobsWeb Engineer JobsSenior Web Engineer JobsSenior Web Engineer Jobs in Washington, DC

Senior Web Engineer information

See Washington, DC salary details

$12.5K

$150.9K

$225.3K

How much do senior web engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for senior web engineer in Washington, DC is $150,922.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,200.00 and $191,900.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior web engineer, and why are they important?

To thrive as a Senior Web Engineer, you need advanced knowledge of web development languages (such as JavaScript, HTML, and CSS), strong problem-solving abilities, and experience with scalable architecture, typically backed by a degree in computer science or a related field. Expertise in frameworks (like React, Angular, or Vue), version control systems (such as Git), and familiarity with cloud platforms and CI/CD pipelines are highly valued. Excellent communication, leadership, and project management skills help you collaborate effectively and mentor junior engineers. These competencies are crucial for delivering robust, maintainable web solutions and driving technical excellence within development teams.

How does a senior web engineer typically collaborate with cross-functional teams during a project?

Senior Web Engineers work closely with designers, product managers, backend engineers, and QA testers to ensure that web applications are both functional and user-friendly. They often participate in planning meetings, provide technical guidance, and help translate business requirements into technical tasks. Collaboration tools like Slack, Jira, and GitHub are commonly used to coordinate work and review code. Effective communication and a proactive approach to problem-solving are essential in this role, as Senior Web Engineers often mentor junior developers and help resolve complex technical challenges.

What is a senior web engineer?

Senior Web Engineers are experienced professionals who design, develop, and maintain complex web applications and websites. They often lead technical projects, make architectural decisions, and mentor junior engineers. Their responsibilities include coding, debugging, optimizing performance, ensuring security, and collaborating with cross-functional teams to deliver high-quality web solutions. Senior Web Engineers typically have several years of experience in web development and a deep understanding of multiple programming languages and frameworks.
Infographic showing various Senior Web Engineer job openings in Washington, DC as of August 2026, with employment types broken down into 90% Full Time, 4% Part Time, and 6% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $150,922 per year, or $72.6 per hour.

Senior Web Developer

One Federal Solution

Arlington, VA • On-site

$120 - $160/hr

Other

Posted 27 days ago

Job description

One Federal Solution (OFS) seeks a Senior Web Developer (Subject Matter Expert - Senior) to support our Federal Government client within the Drug Enforcement Administration (DEA) Office of Finance. As a Senior Web Developer, you will support the design, development, enhancement, and maintenance of financial management web applications and reporting tools supporting DEA financial operations and business processes.

Senior Web Developer Key Responsibilities:
  • Design, develop, test, deploy, and maintain full-stack web applications supporting financial management business processes and controls.
  • Participate in all phases of the software development lifecycle including requirements gathering, design, implementation, operations, and maintenance.
  • Develop and maintain Single Page Applications (SPA) utilizing modern frontend frameworks.
  • Design and develop middle-tier APIs and web services.
  • Design, develop, and maintain relational database models and data structures.
  • Collaborate with business stakeholders and technical teams to translate requirements into technical solutions.
  • Support application enhancements, maintenance activities, and production issues.
  • Participate in agile development activities including sprint planning, backlog refinement, and code reviews.
  • Develop technical documentation and support deployment activities.
  • Work independently while supporting multiple projects and priorities.
Senior Web Developer Qualifications:
  • Bachelor's Degree required.
  • Minimum of twelve (12) years of progressive experience supporting software development or web application development projects.
  • Experience as a Full Stack Web Developer.
  • Strong experience developing applications using Microsoft .NET technologies, frameworks, libraries, and design best practices.
  • Experience with frontend frameworks such as Vue.js, React, or Angular. Vue.js experience preferred.
  • Experience with JavaScript, HTML, CSS, and Bootstrap or similar CSS frameworks.
  • Experience designing and supporting SQL databases and relational data models.
  • Experience working with Git and common code branching strategies.
  • Ability to work independently and communicate effectively with both technical and non-technical stakeholders.
Preferred Qualifications:
  • Experience supporting financial management systems or financial business processes.
  • Experience supporting CGI Momentum or other commercial off-the-shelf (COTS) financial systems.
  • Experience with Oracle PL/SQL development or Oracle Database Administration.
  • Experience using AI-assisted development tools.
  • AWS certifications including Developer, Solutions Architect, or AI certifications preferred.
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