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Contract Frontend Developer Jobs in Chelsea, MA (NOW HIRING)

Peraton

Full Stack Angular Developer

Boston, MA · On-site

$80K - $128K/yr

Frontend Development: Design, develop, and maintain responsive web applications using Angular 21 ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Apex Systems

JAVA/REACT Developer

Andover, MA · On-site

$53.25 - $68.50/hr

Andover or Tucson (Hybrid - once a week onsite minimum) Job Type: 6 month contract with potential ... Design RESTful APIs and ensure secure, efficient communication between front-end and back-end ...

SupportFinity™

Full Stack Software Engineer

Boston, MA · On-site

$80 - $120/hr

About the Role Ark is seeking a Fullstack Software Engineer to join our fast‑moving startup ... ensuring frontend/backend contracts stay aligned. * Backend development - Design and implement ...

Bristol-Myers Squibb

Senior AI Engineer

Cambridge, MA

$114K - $156K/yr

... frontend engineers throughout the software delivery lifecycle to define clean API contracts, streaming response patterns, error handling, and service-level behaviors that enable intuitive AI-powered ...

Russell Tobin

User Interface Designer

Burlington, MA · On-site

$55 - $58/hr

Burlington, MA (onsite) Pay Range: $55 - $58/hr Contract: 5 months with possible extensions or C2H ... Collaborate with front-end engineering teams during implementation to clarify design intent and ...

Russell Tobin

User Experience Designer

Burlington, MA · On-site

$55 - $58/hr

Burlington, MA (onsite) Pay Range: $55 - $58/hr Contract: 5 months with possible extensions or C2H ... Collaborate with front-end engineering teams during implementation to clarify design intent and ...

Bristol Myers Squibb

Senior AI Engineer

Cambridge, MA · On-site

$114K - $156K/yr

Partner with frontend engineers throughout the software delivery lifecycle to define clean API contracts, streaming response patterns, error handling, and service-level behaviors that enable ...

Donato Technologies, Inc

Performance Engineer

Boston, MA · On-site

$56/hr

W2 Contract * Boston, MA Performance Strategic Advisors Technology (SAT) is seeking a Software ... Supporting and enhancing user experiences through Angular-based front-end development * Building ...

apiphani

Engineering Manager

Boston, MA · Remote

... for -- frontend systems, terminal/SSH client patterns, backend service design, API contracts ... Background in developer tools, infrastructure tooling, or other technical-user-facing products

Varsity Tutors

Web Development Tutor

Lowell, MA · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

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All JobsContract Frontend Developer JobsContract Frontend Developer Jobs in Chelsea, MA

Contract Frontend Developer information

See Chelsea, MA salary details

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$169K

How much do contract frontend developer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for contract frontend developer in Chelsea, MA is $119,976.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,000.00 and $131,500.00 per year, depending on experience, location, and employer.

What is a contract frontend developer?

Contract Frontend Developers are professionals hired on a temporary or project basis to build and maintain the user-facing parts of websites and web applications. They specialize in technologies like HTML, CSS, and JavaScript, and often work with frameworks such as React, Angular, or Vue.js. Unlike full-time employees, contract frontend developers typically work for a set duration or until the completion of specific tasks. Their flexible arrangement allows companies to scale development efforts according to project needs.

What are the key skills and qualifications needed to thrive as a contract frontend developer?

To thrive as a Contract Frontend Developer, you need strong proficiency in HTML, CSS, JavaScript, and a solid understanding of modern frontend frameworks like React, Vue, or Angular, often supported by a relevant degree or bootcamp experience. Familiarity with version control systems (such as Git), build tools (Webpack, npm), and responsive design practices is typically required. Excellent problem-solving, communication, and time management skills help you adapt quickly and collaborate effectively with remote teams or multiple clients. These skills ensure timely, high-quality project delivery and seamless integration into diverse development environments.

What are some common challenges contract frontend developers face when joining new projects, and how can they adapt quickly?

Contract Frontend Developers often need to ramp up rapidly with unfamiliar codebases and team workflows. Adapting quickly involves proactive communication with team members, thorough review of project documentation, and leveraging onboarding resources provided. Familiarity with popular frameworks and version control systems helps, but flexibility and a willingness to ask clarifying questions are key. Building rapport with the team and participating in code reviews can also accelerate the adaptation process.

What is the difference between Contract Frontend Developer vs Contract Web Developer?

AspectContract Frontend DeveloperContract Web Developer
Required SkillsHTML, CSS, JavaScript, frameworks like React or AngularHTML, CSS, JavaScript, backend integration, server-side scripting
Work EnvironmentFront-end focused, UI/UX design, client-side developmentFull-stack or backend focus, server management, database interaction
Industry UsageWeb applications, mobile apps, SaaS platformsWebsites, web applications, e-commerce platforms

Contract Frontend Developers specialize in creating the visual and interactive parts of websites and applications, focusing on client-side technologies. Contract Web Developers may handle both front-end and back-end tasks, working on the entire web development stack. While both roles require similar credentials, the Contract Frontend Developer role is more focused on UI/UX and front-end frameworks, making it ideal for projects emphasizing user interface design and interactivity.

What are the most commonly searched types of Frontend Developer jobs in Chelsea, MA?

The most popular types of Frontend Developer jobs in Chelsea, MA are:

What are popular job titles related to Contract Frontend Developer jobs in Chelsea, MA?

For Contract Frontend Developer jobs in Chelsea, MA, the most frequently searched job titles are:

What job categories do people searching Contract Frontend Developer jobs in Chelsea, MA look for?

The top searched job categories for Contract Frontend Developer jobs in Chelsea, MA are:

What cities near Chelsea, MA are hiring for Contract Frontend Developer jobs?

Cities near Chelsea, MA with the most Contract Frontend Developer job openings:

Contract Frontend Developer jobs near you
Infographic showing various Contract Frontend Developer job openings in Chelsea, MA as of June 2026, with employment types broken down into 34% Full Time, 59% Part Time, 2% Temporary, and 5% Contract. Highlights an 84% Physical, 2% Hybrid, and 14% Remote job distribution, with an average salary of $119,976 per year, or $57.7 per hour.

Full Stack Angular Developer

Peraton

Boston, MA • On-site

$80K - $128K/yr

Full-time

Posted 29 days ago

Peraton rating

8.3

Company rating: 8.3 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

52nd of 226 rated it services

Job description

Responsibilities

Peraton is seeking a passionate and experienced Full Stack Angular Developer to join our agile team. This role involves building both the responsive frontend using Angular 21 and Kendo UI and the backend Web APIs using .NET Core 10 and Entity Framework. The candidate will be expected to follow industry best practices in security, accessibility (including testing via LambdaTest), and cross-browser compatibility.

Day to Day Roles and Responsibilities

  • Frontend Development: Design, develop, and maintain responsive web applications using Angular 21 and Kendo UI, ensuring mobile and cross-device compatibility.
  • Backend Development: Build and maintain secure, scalable .NET Core 10 Web APIs using C# and Entity Framework Core.
  • Full Stack Integration: Ensure seamless integration between frontend components and backend services.
  • Database Interaction: Work with SQL Server, including writing stored procedures, optimizing queries, and managing schema changes.
  • Accessibility & Cross-Browser Testing: Use LambdaTest to ensure accessibility compliance and cross-browser functionality across devices and platforms.
  • Security Best Practices: Adhere to OWASP Top 10 standards and implement secure coding practices throughout the stack.
  • Testing: Write and maintain unit and integration tests for both frontend and backend components.
  • Agile Development: Actively participate in sprint planning, stand-ups, retrospectives, and collaborative task execution.
  • Version Control & CI/CD: Use TFS (Team Foundation Server) for version control and collaborate on build/release processes for continuous integration and deployment.
  • Code Quality: Conduct code reviews, contribute to documentation, and uphold high-quality development standards.

Benefits:

  • Impactful Work: Deliver a real-world, enterprise-grade application used by end users across various platforms.
  • Modern Stack Exposure: Gain deep experience with the latest web technologies and tools like Angular 21, .NET Core 10, Kendo UI, and LambdaTest.
  • Growth & Mentorship: Collaborate with experienced professionals in a supportive, fast-paced agile environment.
Qualifications

Basic Qualifications:

  • Bachelors degree and 8 years of experience or a Masters degree and 6 years of experience or a High School diploma and 12 years of experience.
  • Must be a U.S. Citizen or Green Card holder. 
  • Must have experience in Angular 21 and Kendo UI with strong knowledge of TypeScript, HTML5, and CSS3.
  • Experience building responsive web applications optimized for mobile and desktop.
  • Proficiency in .NET Core 10, C#, and RESTful API
  • Experience with Entity Framework Core for data access.
  • Proficient in SQL Server including T-SQL, performance tuning, and database design.
  • Familiarity with LambdaTest for cross-browser and accessibility testing.
  • Understanding WCAG guidelines and best practices for accessible UI.
  • Practical understanding of OWASP Top 10 security principles.
  • Experience using TFS (Team Foundation Server) for version control and work item tracking.
  • Exposure to CI/CD pipelines and Agile tools such as Jira.
  • Strong communication and collaboration skills.
Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.

Target Salary Range$80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Employment Type: FULL_TIME

What Peraton employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017

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