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Sr React Developer Jobs in Delaware (NOW HIRING)

Humana Inc

Senior Software Engineer - NBA

Dover, DE · On-site

$107 - $147/hr

Become a part of our caring community The Senior Full Stack Engineer on Team Caliber builds and ... Familiarity with front‑end work (React/TypeScript) to support rule‑authoring or admin ...

Apex Systems

Application Developer

Newark, DE · On-site

Newark, Delaware (Hybrid) Role Overview We are seeking a Senior Application Developer to join an ... Hands-on experience with UI technologies like Angular and React. * Experience with tools like ...

Amtrak

Sr Software Engineer - 90404987

Wilmington, DE · On-site

$118K - $156K/yr

Job Summary We are seeking a Senior Software Engineer to deliver high-quality software solutions ... Proficiency in Java, JavaScript, TypeScript, SQL, ( Angular or React ), and Node.js * Development ...

Amtrak

Sr Software Engineer - 90404987

Wilmington, DE

$118K - $156K/yr

Job Summary We are seeking a Senior Software Engineer to deliver high-quality software solutions ... Proficiency in Java, JavaScript, TypeScript, SQL, ( Angular or React ), and Node.js * Development ...

Photon

Frontend Lead Engineer

Newark, DE · On-site

Run day-to-day delivery of the offshore senior developer team: sprint commitments, code review ... Expert, architecture-level command of React (web and mobile) and Node.js/TypeScript. Proven design ...

Photon

Lead Engineer | Onsite - Delaware

Wilmington, DE

$100K - $134K/yr

Run day-to-day delivery of the offshore senior developer team: sprint commitments, code review ... Expert, architecture-level command of React (web and mobile) and Node.js/TypeScript . * Proven ...

Photon

Lead Engineer | Onsite - Delaware

Wilmington, DE · On-site

$100K - $134K/yr

Run day-to-day delivery of the offshore senior developer team: sprint commitments, code review ... Expert, architecture-level command of React (web and mobile) and Node.js/TypeScript . * Proven ...

Workiva

$40/hr

Implement developer tools or product features under the direction of a senior developer ... Additional exposure to client frameworks like React or Angular, Google App Engine, Amazon EC2 ...

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Showing results 41-60

All JobsSr React Developer JobsSr React Developer Jobs in Delaware

Sr React Developer information

See Delaware salary details

$15

$61

$87

How much do sr react developer jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for sr react developer in Delaware is $61.78, according to ZipRecruiter salary data. Most workers in this role earn between $52.45 and $69.28 per hour, depending on experience, location, and employer.

What is a Sr React developer?

Sr React Developers are experienced software engineers who specialize in building user interfaces using the React JavaScript library. They are responsible for designing, developing, and maintaining scalable and efficient web applications, often leading projects and mentoring junior developers. In addition to deep knowledge of React, they are skilled in JavaScript, front-end frameworks, state management libraries, and best practices for performance and security. Sr React Developers often collaborate with cross-functional teams to deliver high-quality products and ensure seamless user experiences.

What are the key skills and qualifications needed to thrive as a Sr React developer?

To thrive as a Sr React Developer, you need advanced proficiency in JavaScript, React.js, and front-end development principles, supported by a degree in computer science or equivalent experience. Mastery of tools like Redux, TypeScript, RESTful APIs, and familiarity with build systems such as Webpack, as well as experience with unit testing frameworks, is typically required. Strong problem-solving skills, effective communication, and the ability to mentor junior developers are vital soft skills for this role. These abilities are crucial for building scalable, maintainable applications and leading high-performing development teams in dynamic environments.

How does a Sr React developer typically collaborate with designers and backend engineers on projects?

As a Sr React Developer, you’ll regularly work with UI/UX designers to translate wireframes and visual concepts into functional, interactive web applications. Collaboration with backend engineers is also essential, as you’ll integrate APIs and ensure that frontend components communicate efficiently with server-side logic. Effective communication and a proactive approach to problem-solving are key, as you’ll often participate in code reviews, sprint planning, and cross-functional meetings to align on project goals and resolve technical challenges.

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

AspectSr React DeveloperReact Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesArchitecting solutions, mentoring, complex problem-solvingImplementing UI components, basic feature development
CertificationsRelevant certifications preferredBasic certifications or self-taught
Work EnvironmentCross-functional teams, project leadershipDevelopment teams, coding tasks

The main difference between a Sr React Developer and a React Developer lies in experience, responsibilities, and leadership. Sr React Developers typically have more years of experience, handle complex projects, and mentor junior developers, whereas React Developers focus on implementing features and gaining foundational skills.

What are popular job titles related to Sr React Developer jobs in Delaware?

For Sr React Developer jobs in Delaware, the most frequently searched job titles are:

What job categories do people searching Sr React Developer jobs in Delaware look for?

The top searched job categories for Sr React Developer jobs in Delaware are:

What cities in Delaware are hiring for Sr React Developer jobs?

Cities in Delaware with the most Sr React Developer job openings:

Sr React Developer jobs near you
Infographic showing various Sr React Developer job openings in Delaware as of August 2026, with employment types broken down into 89% Full Time, 7% Part Time, and 4% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution, with an average salary of $128,510 per year, or $61.8 per hour.

Python Engineer with Agentic AI

Brilliant Infotech, Inc.

Wilmington, DE • On-site

Full-time

This job post has expired 2 days ago. Applications are no longer accepted.

Job description

Role: Python Full Stack Engineer with Agentic AI
Location: Wilmington, DE/NYC, NY - Onsite
Duration: 12+ Months
Note: Need Local and W2 Candidates Only
Skills required -
AWS preferred, React, Kubernetes, some streaming/Kafka, NOSQL, CI/CD, testing, alerts, and monitoring(Splunk/Dynatrace). Must know AI for code optimization to accelerate development.
Need strong Senior level coders (generally 8+ years) that can perform code reviews and participate in design discussions, not people managers.
Software Engineers Python, Cloud, NOSQL Kafka monitoring + Agentic AI exp. (MCP, Google ADK, exp building software that integrates with AI Agents)
Testing (Junit, Mockito, etc.) and monitoring tools (Dynatrace, Splunk, etc.) are important, as well as REST API.

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