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Web Application Engineer Jobs in Washington (NOW HIRING)

Koniag, Inc.

Mid Web Application Developer

Washington, DC · On-site

$70K - $95K/yr

Kadiak, LLC is seeking aMid Web Application Developer with a Top-Secret Clearance in Washington, DC to Build and maintain Power Apps (Canvas and/or ModelDriven) to support business processes and user ...

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Showing results 41-60

All JobsWeb Application Engineer JobsWeb Application Engineer Jobs in Washington

Web Application Engineer information

See Washington salary details

$57.2K

$125.4K

$172.2K

How much do web application engineer jobs pay per year?

As of Aug 20, 2026, the average yearly pay for web application engineer in Washington is $125,377.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,100.00 and $152,900.00 per year, depending on experience, location, and employer.

What is a web application engineer?

Web Application Engineers are professionals who design, develop, and maintain web-based software applications. They work with programming languages like JavaScript, HTML, and CSS, and often use frameworks such as React, Angular, or Vue.js for the front end, and Node.js, Python, or Ruby on the back end. Their responsibilities include building user interfaces, integrating APIs, ensuring application security, and optimizing performance. Web Application Engineers collaborate with designers, product managers, and other developers to deliver robust and scalable web solutions. They play a crucial role in bringing interactive and dynamic websites and web apps to life.

What are the key skills and qualifications needed to thrive as a web application engineer?

To thrive as a Web Application Engineer, you need strong programming skills in languages like JavaScript, HTML, CSS, and frameworks such as React or Angular, usually supported by a relevant degree or experience. Familiarity with version control systems like Git, cloud platforms (e.g., AWS, Azure), and continuous integration tools is typically required. Problem-solving, teamwork, and effective communication are essential soft skills for collaborating and addressing complex technical challenges. These skills ensure the development of robust, scalable, and user-friendly web applications that meet business and user needs.

How does a web application engineer typically collaborate with designers and backend developers during a project?

Web Application Engineers work closely with both designers and backend developers to ensure seamless user experiences and functional applications. They translate design mockups into interactive web interfaces, often providing feedback to designers about feasibility and performance considerations. Collaboration with backend developers is essential for integrating APIs and data services, troubleshooting issues, and optimizing application performance. Effective communication and teamwork are crucial, as these roles often work together in agile sprints or regular stand-up meetings to align on project goals and address challenges promptly.

What is the difference between Web Application Engineer vs Software Developer?

AspectWeb Application EngineerSoftware Developer
CredentialsBachelor's in CS or related field, sometimes certifications in web technologiesBachelor's in CS or related field, certifications vary
Work EnvironmentDevelops, tests, and maintains web applications, often in teamsDesigns and codes software solutions, may work on various platforms
Industry UsagePrimarily in tech, e-commerce, and online servicesAcross all industries including finance, healthcare, and gaming
Search & Comparison IntentFocus on web-specific skills and frameworksBroader software development skills

Web Application Engineers specialize in building and maintaining web-based applications, focusing on web technologies and frameworks. Software Developers have a broader scope, working on various types of software beyond just web applications. While both roles require similar educational backgrounds, Web Application Engineers often have expertise in web-specific tools, making them more specialized for online platforms.

What cities in Washington are hiring for Web Application Engineer jobs?

Cities in Washington with the most Web Application Engineer job openings:

Web Application Engineer jobs near you
Infographic showing various Web Application Engineer job openings in Washington as of August 2026, with employment types broken down into 75% Full Time, 21% Part Time, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $125,377 per year, or $60.3 per hour.

Senior Web Application Software Developer

One Federal Solution

Beltsville, MD • On-site

Full-time

Posted 21 days ago

Job description

The Application Software Developer/Engineer will provide web application software development, deployment, customization, and Operations & Maintenance (O&M) support for several NAL scientific research data applications and other applications built on Commercial Off-the-Shelf (COTS) and open-source software platforms. The successful candidate will support application modernization initiatives, cloud migration efforts, security remediation activities, and ongoing application enhancements while collaborating with government stakeholders and technical teams.
Taks and Duties:
  • Provide web application software development, deployment, customization, and Operations & Maintenance (O&M) support for several NAL scientific research data applications and other applications based on Commercial Off-the-Shelf (COTS) and open-source software.
  • Explore and evaluate appropriate technologies for new and legacy ARS/NAL applications and develop migration or implementation plans.
  • Analyze, mitigate, and document security risks and vulnerabilities identified by the Cyber Support Team.
  • Design, develop, test, deploy, and maintain modern web applications and application enhancements.
  • Support modernization and technology refresh initiatives for legacy applications and systems.
  • Assist with application migration to the Microsoft Azure cloud platform.
  • Collaborate with systems analysts, project coordinators, and stakeholders to evaluate application requirements and define migration strategies.
  • Develop, maintain, and troubleshoot application programming interfaces (REST APIs and GraphQL services).
  • Support application deployments, software updates, testing, troubleshooting, and production releases.
  • Develop and maintain technical documentation related to application architecture, development, deployment, and security.
  • Implement user-centered design principles to improve application usability and streamline business processes.
  • Participate in code reviews and maintain custom code using version control best practices.
  • Utilize containerization technologies to support application development and deployment.
  • Ensure applications comply with federal accessibility requirements, including Section 508 and WCAG 2.x AA standards.
  • Provide technical support and collaborate effectively with cross-functional teams to deliver high-quality software solutions.
Required Qualifications:
  • Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical discipline (or equivalent combination of education and experience).
  • Minimum of 6 years of professional experience developing enterprise web applications.
  • Minimum of 3-4 years of experience working with open-source software and development tools.
  • Experience developing substantial applications using:
    • JavaScript frameworks (Angular preferred)
    • SQL Server and MySQL
    • Python
    • Entity Framework
    • GraphQL
    • RESTful API design and development
    • Linux command-line interface (CLI)
  • Experience migrating applications to the Microsoft Azure cloud platform.
  • Possess a Microsoft Azure certification or the ability to obtain one.
  • Expert knowledge of modern web development standards and best practices.
  • Experience modernizing legacy applications and performing technology refresh initiatives.
  • Graphic design skills or demonstrated proficiency using application design and prototyping tools.
  • Ability to implement user interface and design principles that improve application usability and streamline business processes.
  • Experience using Git and GitHub for version control and source code management.
  • Experience with containerization technologies such as Docker.
  • Experience collaborating with systems analysts, project coordinators, and technical teams to evaluate and define application migration paths.
  • Experience working with relational databases, including MySQL and PostgreSQL.
  • Strong experience working in Linux environments, including command-line utilities and administration.
  • Expert knowledge of HTML, XHTML, and CSS with practical web development experience.
  • Knowledge of the U.S. Web Design System (USWDS) and the USDA Digital Strategy Playbook.
  • Excellent analytical, communication, problem-solving, and customer service skills.
  • Ability to work independently while contributing effectively within a collaborative team environment.
About One Federal Solution
One Federal Solution (OFS) is an innovative Professional Services provider with over 20 years of experience supporting Defense and Civilian agencies. OFS specializes in Business Intelligence, Acquisition and Procurement, and other Professional Services. We are pioneers, builders, thought leaders, and pride ourselves in thinking outside the box to co-create with our customers, helping them achieve excellent enterprise wide outcomes. As a certified Service-Disabled Veteran-Owned Small Business (SDVOSB), OFS is committed to providing people who deliver high performance and excellence to our government partners.

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