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Freelance Remote Senior Software Developer Jobs in Boston, MA

Enigma Aerospace

Senior Software Engineer

Burlington, MA · On-site +1

$133K - $175K/yr

Enigma Aerospace is seeking a Senior Software Engineer to lead the development and test of our autonomy, planning, and flight software system software. This is a key engineering role on a deeply ...

Hi Marley

Sr. Software Engineer

Boston, MA · On-site +1

$119K - $221K/yr

As we continue to grow, we're looking for a Sr. Software Engineer who's passionate about building high-quality software that makes a real impact. You'll help deliver distributed, scalable systems ...

Enigma Aerospace

Senior Software Engineer

Burlington, MA · On-site +1

$133K - $175K/yr

Enigma Aerospace is seeking a Senior Software Engineer to lead the development and test of our autonomy, planning, and flight software system software. This is a key engineering role on a deeply ...

Warnerbros

Senior Software Engineer

Needham, MA · On-site +1

$133K - $175K/yr

The Job WB Games Boston is looking for a Senior Software Engineer to join the team! In this position, you will be architecting, implementing and maintaining key game systems and features for Game of ...

CloudZero

Senior Software Engineer

Boston, MA · Remote

$145K - $200K/yr

As a Senior Software Engineer on the Droptable team (Billing Ingest), you'll own the architecture at the heart of our product: the backend data processing, storage, and query infrastructure that ...

Redhat

Senior Software Engineer

Boston, MA · On-site +1

$178K - $225K/yr

Must have five (5) years of experience with object-oriented programming principles, secure coding ... For positions with Remote-US locations, the actual salary range for the position may differ based ...

apiphani

Senior Software Engineer (AI / LLMs)

Boston, MA · Remote

$120K - $160K/yr

Remote | Full-time | Competitive Compensation Apiphani is building the future of intelligent ... Collaborate closely with the product and DevOps teams to design architecture diagrams, plan ...

NetBrain

Senior Software Engineer

Burlington, MA · On-site +1

$115K - $137K/yr

What We Need NetBrain Technologies is looking for a Senior Full Stack Software Engineer to join our engineering team. You will work across front-end and back-end, architecting and building high ...

Revolution Space

Senior Software Systems Engineer

Boston, MA · On-site +1

$156K - $244K/yr

This engineer is expected to integrate with the existing technical team to: • Bridge hardware and ... remote. Responsibilities: * Establish and maintain software development, testing, and delivery ...

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Freelance Remote Senior Software Developer information

See Boston, MA salary details

$16

$67

$95

How much do freelance remote senior software developer jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for freelance remote senior software developer in Boston, MA is $67.06, according to ZipRecruiter salary data. Most workers in this role earn between $56.92 and $75.19 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a freelance remote senior software developer?

To thrive as a Freelance Remote Senior Software Developer, you need advanced programming skills, a strong understanding of software architecture, and several years of professional development experience, often supported by a relevant degree or portfolio of completed projects. Mastery of coding languages (such as Python, JavaScript, or Java), version control systems like Git, and familiarity with cloud platforms or CI/CD tools are commonly expected. Excellent self-management, communication, and problem-solving abilities are crucial for collaborating with clients and remote teams. These skills and qualities ensure the delivery of robust solutions, maintain client satisfaction, and support effective independent work in a remote freelance environment.

What is a freelance remote senior software developer?

Freelance remote senior software developers are experienced professionals who design, develop, and maintain software applications while working independently from a remote location. They typically have several years of experience, deep technical expertise, and strong problem-solving skills. These developers often work on a contract or project basis for various clients, managing their own schedules and deliverables. Their responsibilities may include coding, reviewing code, collaborating with distributed teams, and providing technical leadership.

How does a freelance remote senior software developer typically manage communication and collaboration with distributed teams?

As a Freelance Remote Senior Software Developer, clear and proactive communication is critical to successful project delivery. You'll often use collaboration tools like Slack, Zoom, and project management platforms to stay connected with team members across various time zones. Regular stand-up meetings, code reviews, and asynchronous updates help ensure alignment and transparency. It’s important to set expectations around availability and deliverables, and to document your work thoroughly so other team members can easily follow your progress and contribute effectively.
Freelance Remote Senior Software Developer jobs near you
Infographic showing various Freelance Remote Senior Software Developer job openings in Boston, MA as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $139,494 per year, or $67.1 per hour.

Senior Front End Software Developer (AI, React, JavaScript) - Remote US

Revvity

Waltham, MA • On-site, Remote

$130K - $158K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 15 days ago

Revvity rating

9.1

Company rating: 9.1 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

Job description

Job Title
Senior Front End Software Developer (AI, React, JavaScript) - Remote US
Location(s)
United States - Waltham MA
About Us
Revvity is a developer and provider of end-to-end solutions designed to help scientists, researchers, and clinicians solve the world's greatest health challenges. We pair the enthusiasm of an industry disruptor with the experience of a longtime leader. Our team of 11,000+ colleagues from around the globe are vital to our success and the reason we're able to push boundaries in pursuit of better human health.
Find your future at Revvity
We are looking for a Senior Frontend Software Developer (AI, React, JavaScript) to create secure, performant, cross-platform single page applications and widgets; Collaborate with fellow team members on priorities, specifications, and feature implementation; Craft well-documented, reusable, and testable code; Build and maintain new, high impact functionality into Signals Notebook.
Someone to also demonstrate extensive experience building single page applications with some experience with React/Typescript; Have an eye for design and aesthetics of an application; Have a deep understanding of frontend application structure and architecture.
Key Skills:
  • Experience integrating with server-side code to produce dynamic pages
  • You're comfortable with building React components
  • Excellent React programming skills
  • Hands on Experience in using AI tools for development
  • Developing cross-browser and cross-platform compatible solutions
  • Must have strong teamwork orientation and the ability to foster collaboration within and across teams
  • Thorough understanding of and experience with structured software development methodologies including design, development and testing in an Agile environment
  • Excellent work ethic and strong sense of ownership of end result
  • Entrepreneurial minded, creative problem solver and innovative thinker

Basic Qualifications:
  • 3-4+ years of professional work experience
  • 3-4+ years UX and Design knowledge
  • 3-4 years JavaScript programming skills

Preferred Qualifications:
  • Bachelor's degree in computer science or Equivalent
  • UI/UX design experience a plus
  • Life Science experience a plus

The working hours for this position will be EST. Remote US Candidates, only.
Candidates must have the capability to Interview In-Person at our Headquarters in Waltham, MA USA.
Please include a valid LinkedIn profile and added work links, to your resume.
Fraud Prevention Notice: We are committed to a fair and transparent hiring process. All applicants must provide accurate and truthful information. Any use of impersonation, falsified identities, or AI-generated deepfakes will result in immediate disqualification from consideration. We conduct identity verification as part of our hiring process to protect both candidates and our organization.
The base salary range for this full-time position is $130,000 - $158,000. This range reflects the minimum and maximum target for a new hire in this position. The base pay actually offered to the successful candidate will take into account internal equity, work location, and additional factors, including job-related skills, experience, and relevant education or training. Your recruiter can share more about the specific salary range for your preferred location during the hiring process.
Please note that base pay is only one part of our total compensation package and is determined within a range. This range allows for the successful candidate to have an opportunity to progress within the position and develop at our company. This base pay range does not take into account bonuses, equity, or other benefits which may be applicable and are dependent on the level and position offered.
#LI-TE
What do we offer?
We provide competitive and comprehensive benefits to our employees. Below are some highlights of our benefits:
  • Medical, Dental, and Vision Insurance Options
  • Life and Disability Insurance
  • Paid Time-Off
  • Parental Benefits
  • Compassionate Care Leave
  • 401k with Company Match
  • Employee Stock Purchase Plan

Learn more about Revvity's benefits by visiting our Bswift page. Log-In instructions are provided towards the bottom of the Bswift page.
*For benefit-eligible roles only. Part-time and temporary roles may not be eligible for all benefits listed. Please reach out to your recruiter for more information.
Revvity is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to any characteristic or status protected by applicable federal, state, and/or local laws. If you are an applicant with a disability that requires reasonable accommodation to complete any part of the application process or are limited in the ability-or unable to use-the online application system and need an alternative method for applying, you may contact OpenJobs@revvity.com.

What Revvity employees say

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About Revvity

Sourced by ZipRecruiter

Industry

Biotechnology research and development

Company size

10,000+ Employees

Headquarters location

Waltham, MA, US

Year founded

2023

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