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Senior React Developer Jobs in Delaware (NOW HIRING)

Java Developer

Newark, DE ยท On-site

$50 - $64.75/hr

Contract Contract Duration: 09 Months Role Overview A Senior Application Developer is needed to ... Experience with UI technologies like Angular and React. * Familiarity with code quality tools such ...

Tech Lead (Fullstack - React & Nodejs)

Newark, DE ยท On-site

$57.25 - $73/hr

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 ...

Company Description We are an IT, manufacturing and engineering recruiting agency we provide ... Identify and react to material plans that do not meet customer requirements.- Monitor ...

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Manufacturing Technician II

Newark, DE ยท On-site

$21.50 - $30/hr

Recognizes the need for adaptation and flexibility partners with senior level technician or Team ... Identify, address, and react to any unsafe or hazardous situation. * Responsible for meeting ...

Manager, Software Development Engineering Location: Hybrid/KS / Chicago, IL / IA / Manassas, VA ... A senior development Manager (10+ Years) who has recent experience leading UI/react Projects ...

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Control Operator

Smyrna, DE ยท On-site

$25 - $27/hr

... senior management) to accomplish organizational goals and to identify and resolve problems ... Ability to work under stress - to react to crises where immediate action is required to correct or ...

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Senior React Developer information

See Delaware salary details

$15

$61

$87

How much do senior react developer jobs pay per hour?

As of Jul 15, 2026, the average hourly pay for senior 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 Senior React Developer job?

A Senior React Developer is an experienced software engineer specializing in building user interfaces using React.js. They are responsible for designing, developing, and optimizing complex web applications while ensuring code quality and performance. Senior React Developers often mentor junior developers, collaborate with cross-functional teams, and implement best practices in React development. They also have a deep understanding of state management, performance optimization, and modern front-end architectures.

What are the key skills and qualifications needed to thrive in the Senior React Developer position, and why are they important?

To thrive as a Senior React Developer, you need an in-depth understanding of JavaScript, React.js, front-end architecture, and experience with modern web development practices, usually backed by several years in similar roles or a relevant degree. Proficiency with state management libraries (like Redux), RESTful APIs, version control systems (such as Git), and awareness of TypeScript and testing frameworks is often expected. Strong problem-solving abilities, clear communication, and a collaborative mindset set successful candidates apart. These skills ensure the delivery of robust, scalable applications and effective teamwork in dynamic, agile environments.

What are the typical responsibilities and daily tasks for a Senior React Developer?

As a Senior React Developer, you'll typically be responsible for designing and developing complex user interfaces, optimizing application performance, and mentoring junior developers on best practices. Your daily tasks may include writing clean, maintainable code, reviewing pull requests, collaborating with designers to bring UI/UX concepts to life, and participating in sprint planning or code reviews. You'll often work closely with back-end developers and product managers to align technical solutions with business goals. This role also requires you to stay up to date with emerging technologies and contribute to the continuous improvement of development processes.

What are the most commonly searched types of React Developer jobs in Delaware? The most popular types of React Developer jobs in Delaware are:
What are popular job titles related to Senior React Developer jobs in Delaware? For Senior React Developer jobs in Delaware, the most frequently searched job titles are:
What job categories do people searching Senior React Developer jobs in Delaware look for? The top searched job categories for Senior React Developer jobs in Delaware are:
What cities in Delaware are hiring for Senior React Developer jobs? Cities in Delaware with the most Senior React Developer job openings:
What are popular job titles related to Senior React Developer jobs in DE? For Senior React Developer jobs in DE, the most frequently searched job titles are:
Senior Full Stack Software Engineer

Senior Full Stack Software Engineer

Waters Corporation

New Castle, DE โ€ข Hybrid

Other

Posted 7 days ago


Job description

Overview

We need your talent!ย ย Waters Corporation is currently seeking a Senior Full Stack Software Engineerย to joinourGlobal Softwareย Engineeringย team.ย 

Our team understands the value of their work in the real world. As a Senior Full Stack Software

Engineerย in New Castle, Delaware,ย you'll be working on instruments that are pivotal in:

Electric Cars, 3D Printing, batteries, recyclable plastics, space suits, candy that melts in your mouth and not your hands, paint that goes on smooth and dries without streaks, and even ensuring your French fries have the perfect crunch to them!ย  Material Science uniquely spans the fields of physics, chemistry, engineering, and manufacturing. Consider this: today's lab instruments can only be viewed in the lab - our mission here is to enable scientists to see their lab results from Starbucks, home, or anywhere you can access the internet.ย 

We are just getting started with building our next-generation best-in-class platform with a goal of being the "best in the industry" to support our customers across life, materials, food, and environmental sciences.ย 

We're looking for a passionateย Senior Full Stack Software Engineerwith a talent for building quality software solutions.ย You will workin a fast-paced, agile environmentand engage in technical discussions, participate in technical designs, demonstrate problem-solving abilities, and present and share ideas through global collaboration.

This role follows a hybrid work model, requiring three days per week on-site at the TA Instruments headquarters located at 159 Lukens Dr, New Castle, DE 19072.

Responsibilities

As a Senior Full Stack Software Engineer you will:

  • Research, design, develop and release/maintain: Application, User interface, Data analysis, Instrument control software for thermal analysis, rheological, and calorimetric instruments.
  • Evaluate system specifications and translate system requirements to task specifications.
  • Responsible for ongoing support of current programs including performance, diagnosis and troubleshooting of problem programs and designing solutions to problematic programming.
  • Working within a formal development process covering the full development lifecycle.
  • Work in collaboration with the agile team and appropriate experts to implement your designs.
  • Provide code and supporting documentation in accordance with the coding guidelines, quality processes and applicable procedures, including team's definition of DONE.
  • Work in collaboration with the agile team to generate automated and manual tests to verify implemented software.
  • Provide work estimation and tracking information to support management decisions and planning.
  • Keep a pro-active attitude to insure continuous improvement of the software quality, work process and individual skills.
  • Provide contributions to the application architecture with a focus on scalability, maintainability, security and performance.
  • Provide product specific and technical support to internal and external users where appropriate.

ย As a Team Member you will:

  • Participate in all team meetings and ceremonies in direct collaboration with other sites, provide input and feedback, take ownership on identified improvements.
  • Actively participate in learning and sharing activities either during informal or formal training and demos.
  • Demonstrate continuous technical improvement.

This role follows a hybrid work model, requiring three days per week on-site at the TA Instruments headquarters located at 159 Lukens Dr, New Castle, DE 19072.

Qualifications

Abilities that will help you be successful:ย 

  • Bachelor's Degree in Computer Science or similar, or equivalent relevant experienceย 
  • 5+ years' experience designing, building, and supportingcomplexlarge-scaleapplications/platform(s) and/or solutions.
  • 5+ years of experience designing, building, and scaling solutions using C#, .NET, ASP.NET, RESTful Web API, EF Core, and PostgreSQL.

  • Solid knowledge and proven experience as a software developer, with exposure to elements of our back-end technology stack (C#, .Net, ASP.NET, WEB API).

  • Knowledge of Front-End JavaScript Frameworks, especially React using Typescript.
  • Knowledge and application of software engineering practices (e.g., Unit testing, TDD, CI/CD, SOLID, etc.).
  • Proven ability to work as part of an Agile delivery team
  • Good knowledge of software engineering principles
  • Develop an application from end to end - from the database to the user interface.
  • Excellent written and verbal communication skills are essential.
  • Good knowledge of multi-threading & tasks
  • Database - Design and code databases with a specific language like SQL.

Desired:

  • Continuous delivery, with pipelines implemented in Kubernetes, Docker
  • Experience using GitHub and GitHub Actions
  • Behaviour Driven Development (BDD), with SpecFlow
  • Software security best practices and implementation (e.g. OWASP, PKI, X509 Certificates, TLS)
  • Software development for regulated environments (e.g. 21 CFR11)
  • Analytical Instrumentation Domain.
  • Building from the ground up in small teams
  • Knowledge and experience with multiple technologies such as application servers, n-tier applications, database management systems andย open-sourceย trendsย 
  • Strong understanding ofcomputer science algorithms, data structures, anddesign patterns.

You care about software; you have a passion for what you do which you can clearly convey by your actions and experiences. You have an eye for software design and can talk eloquently on a range of topics due to your experiences and from reading and experimentation.

Company Description

Waters Corporation (NYSE:WAT)ย is a global leader in life sciences and diagnostics, dedicated to accelerating the benefits of pioneering science through analytical technologies, informatics, and service. With a focus on regulated, high-volume testing environments, our innovative portfolio harnesses deep scientific expertise across chemistry, physics, and biology. We collaborate with customers around the world to advance the release of effective, high-quality medicines, ensure the safety of food and water, and drive better patient outcomes by detecting diseases earlier, managing routine infections, and combating antibiotic resistance. Through a shared culture of relentless innovation, our passionate team of ~16,000 colleagues turn scientific challenges into breakthroughs that improve lives worldwide.ย 

Diversity and inclusion are fundamental to our core values at Waters Corporation. It benefits our employees, our products, our customers and our community. Waters complies with all applicable federal, state,ย and local laws. Qualified applicants are considered without regard to sex, race, color, ancestry, national origin, citizenship status, religion, age, marital status (including civil unions), military service, veteran status, pregnancy (including childbirth and related medical conditions), genetic information, sexual orientation, gender identity, legally recognized disability, domestic violence victim status,ย or any other characteristic protected by law. Waters is proud to be an equal opportunity workplace and is an affirmative action employer. All hiring decisions are based solely on qualifications, merit, and business needs at the time.

Key Words#TAI #LI-KM1 #LI-Hybrid #SoftwareEmployment Type: OTHER