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Sr Frontend Developer Jobs in Delaware (NOW HIRING)

UI Developer

Newark, DE

$49 - $63.50/hr

Senior front-end web application developer skilled in highly dynamic web interface development using Java, HTML5, AJAX, Angular JS, jQuery, CSS. Experience with REST, XML, JSON. Understanding of ...

Senior Java Developer

Newark, DE · On-site

$56 - $71.25/hr

Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position *****NO C2C ... Exposure frontend technologies like Angular, JSP- Technical design and delivery capabilities.

Senior Java Developer

Newark, DE · On-site

$56 - $71.25/hr

Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position JD Skill: Sr. Java ... Exposure frontend technologies like Angular, JSP- Technical design and delivery capabilities.

Sr. Java Developer

Newark, DE · On-site

$56 - $71.25/hr

Virtual Drive is planned on Tuesday May 6th from 10 am to 5 pm EST Role: Sr. Java Developer ... Exposure frontend technologies like Angular, JSP- Technical design and delivery capabilities.

senior .net developer

Delaware City, DE

$53.25 - $67.75/hr

Write modular, secure, and well tested front-end code (JS, HTML, CSS), middle-tier services (C# ... Technical Knowledge and Skills Senior .Net Developer shall possess 7+ years technical knowledge and ...

... position JD Skill: Sr. Java Developer * Experienced in building highly scalable Java and J2EE applications. * Good experience in Java spring boot hands on and development. * Exposure frontend ...

As a member of the Information Services Department, the Senior Web Developer is responsible for ... Proficiency in front-end technologies (e.g., HTML5, CSS3, JavaScript, Angular). * Solid ...

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Sr Frontend Developer information

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

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 are Sr Frontend Developers?

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 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 Delaware? For Sr Frontend Developer jobs in Delaware, the most frequently searched job titles are:
What cities in Delaware are hiring for Sr Frontend Developer jobs? Cities in Delaware with the most Sr Frontend Developer job openings:
Infographic showing various Sr Frontend Developer job openings in Delaware as of May 2026, with employment types broken down into 81% Full Time, 7% Part Time, and 12% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution.
UI Developer

$49 - $63.50/hr

Contractor

Posted 11 days ago


Job description

Company Description

System Canada resources have a broad range of skills in different technologies. The large skill-set has been made possible by a conscious focus on strengthening our skills base. Every person selected for our team brings something new, something that adds to our offerings. We learn continuously, both on the job and through formal training programs.

Visit us at: http://www.SystemCanada.com

Job Description

Front end developer:

Senior front-end web application developer skilled in highly dynamic web interface development using Java, HTML5, AJAX, Angular JS, jQuery, CSS.

Experience with REST, XML, JSON.

Understanding of Object Orientation in java script

Create wireframes, HTML mockups and prototypes according to business requirements.

Experience translating wireframes to fully functional code that is modular and re-usable.

Collaborating amongst all stakeholders to ensure final design meets design standards - and other applicable standards.

Research and development of best of breed technology stacks, work in a highly collaborative TDD agile environment 


System Canada logo

About System Canada

Sourced by ZipRecruiter

System Canada delivers high end solutions in corporate world. Our resources have a broad range of skills in different technologies.The large skill-set has been made possible by a conscious focus on strengthening our skills base. Every person selected for our team brings something new, something that adds to our offerings. We learn continuously, both on the job and through formal training programs.

Industry

It services

Company size

11 - 50 Employees

Headquarters location

Toronto, ON, CA