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Web Application Development Jobs in Pennsylvania

Esri

Application Developer - JavaScript

Philadelphia, PA · On-site

$83K - $141K/yr

This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data ...

Collabera

Web Developer

Sewickley, PA

Proven working experience in web development (3+ years) Adequate knowledge of relational database systems, Object Oriented Programming and web application development (3+ years) A solid understanding ...

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All JobsWeb Application Development JobsWeb Application Development Jobs in Pennsylvania

Web Application Development information

See Pennsylvania salary details

$22.1K

$98.8K

$153.4K

How much do web application development jobs pay per year?

As of Sep 14, 2026, the average yearly pay for web application development in Pennsylvania is $98,750.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,200.00 and $119,800.00 per year, depending on experience, location, and employer.

What is web application development?

Web application development is the process of creating software applications that run on web servers and can be accessed through a web browser. It involves designing, building, testing, and maintaining applications that use technologies such as HTML, CSS, JavaScript, and server-side languages like Python, PHP, or Java. Web apps can range from simple websites to complex platforms like e-commerce sites or online tools. The goal is to deliver interactive, user-friendly experiences that work across multiple devices and browsers.

How do web application developers typically collaborate with designers and backend engineers during a project?

Web application developers frequently work closely with both UI/UX designers and backend engineers to ensure seamless integration of frontend interfaces with server-side logic. Collaboration often involves regular meetings, shared project management tools, and code reviews to align on functionality and design requirements. Developers may participate in sprint planning sessions and use platforms like GitHub for version control, facilitating smooth communication and efficient handoffs between teams. This collaborative environment helps ensure the final product is user-friendly, visually appealing, and performs reliably across different devices.

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

To thrive as a Web Application Developer, you need strong programming skills in languages such as JavaScript, HTML, and CSS, along with a solid understanding of web frameworks and a relevant computer science degree or equivalent experience. Familiarity with tools like version control systems (e.g., Git), front-end frameworks (such as React or Angular), and back-end technologies (like Node.js or Django) is typically required. Creative problem-solving, attention to detail, and effective communication are standout soft skills for this role. These abilities ensure robust, user-friendly applications and efficient collaboration within development teams.

What is the difference between Web Application Development vs Web Software Development?

AspectWeb Application DevelopmentWeb Software Development
FocusBuilding interactive, user-facing web applicationsCreating software solutions that run on web platforms, including backend and frontend
SkillsHTML, CSS, JavaScript, frameworks like React or AngularSame as Web Application Development, often including server-side languages like PHP, Python, or Java
Work EnvironmentWeb development teams, client projects, startupsSoftware companies, enterprise solutions, SaaS providers

Web Application Development primarily focuses on creating interactive web apps for users, while Web Software Development encompasses a broader range of web-based software solutions, including backend systems. Both roles share similar skills and work environments, but their scope and end goals differ slightly.

Is web application development a good career?

Web application development is a viable career choice with strong demand for skills in programming languages like JavaScript, Python, and frameworks such as React or Angular. It offers opportunities for growth, remote work, and requires continuous learning to keep up with evolving technologies.

Is web application development still in demand?

Web application development remains in high demand due to the ongoing growth of online services and digital platforms. Developers skilled in languages like JavaScript, Python, and frameworks such as React or Angular are sought after, with many opportunities across various industries and remote work options.

What are the most commonly searched types of Web Application Development jobs in Pennsylvania?

The most popular types of Web Application Development jobs in Pennsylvania are:

What cities in Pennsylvania are hiring for Web Application Development jobs?

Cities in Pennsylvania with the most Web Application Development job openings:

Web Application Development jobs near you
Infographic showing various Web Application Development job openings in Pennsylvania as of September 2026, with employment types broken down into 75% Full Time, and 25% Contract. Highlights an 75% In-person, and 25% Remote job distribution, with an average salary of $98,750 per year, or $47.5 per hour.

Senior Web Application UI/UX Developer

Philadelphia, PA

Mavens Guild
See more jobs at Mavens Guildexternal

Full-time

Re-posted 15 days ago

Job description

What we would like to see:

A deep, thorough understanding of web application development and UI design.

Primary responsibilities of this role include advanced web application development and collaborating closely with a team of highly skilled developers, technical leads and product owners in a fast paced Agile environment. You will be required to support design and development efforts of application front-end for a mature financial platform whilst implementing coding guidelines, industry standards and best practices.

A typical day as a Senior Web Application UI/UX Developer:

  • Active participation in Agile development cycles by providing code governance, establishing development standards, implementing UI technical patterns and iterative prototyping

  • Implement rigorous testing and user acceptance practices with an eye towards enhancing end user experience

  • Implement and maintain an extensive library of reusable components and modules

  • Envision and build extensible wire frames for user interfaces

  • Assist translating and developing product owners' vision of application features, responsive web applications and platform enhancements

  • Assist in continuous improvements of application usability, responsiveness, and performance

What you need to bring to the table:

  • 5+ years experience of developing front-end design and development

  • Solid understanding of web application development frameworks

  • Solid experience in Angular, JSON, Javascript, AJAX, jQuery, Bootstrap is critical. Any experience in related web application development technologies is a huge plus

  • Experience in implementing development standards and code governance in a large enterprise setting

  • Good working knowledge of Agile methodologies and best practices

  • Good working knowledge of code versioning tools like SVN or Git, and collaboration platforms like JIRA

  • Strong problem solving skills, with an analytical mindset and dedication to enhancing end user experience

  • BS degree in Computer Science or relevant experience in lieu of a college degree for exceptional candidates

  • Knowledge of other web technologies like HTML5, CSS, etc., is desired

Employment Type: FULL_TIME

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