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Senior Web Developer Jobs in Lowell, MA (NOW HIRING)

jetsonify

Ruby on Rails Developer

Boston, MA · On-site +1

$111K - $152K/yr

We are looking for a Senior level web developer to join the Jetsonify team immediately. The right individual will have experience using Ruby on Rails extensively, have an excellent knowledge of ...

BENTLEY SYSTEMS, INC.

Sr. Optimizely Developer

Boston, MA · On-site

$130 - $180/hr

Senior Product Manager, Web Experience & Growth Direct reports: 0 Location: Hybrid, Denver, CO or ... We want an engineer who is not just a master of the Optimizely stack, but someone who is highlyAI ...

New

Pwc

GIS Web AI Developer, Senior Associate

Boston, MA · On-site

$77K - $202K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Industry/Sector Not Applicable Specialism Functional & Industry Technologies Management Level Senior Associate & Summary The Opportunity As a GIS Web AI Developer, Senior Associate, you will play a ...

New

Tasacom

Senior SQL Developer

Burlington, MA

Senior SQL Developer Location : Burlington, MA Duration : 6 Months contract Interview : Phone and ... Along with developing, debugging and enhancing internal web applications the preferred candidate ...

INA Solution Inc

Senior Salesforce Developer

Boston, MA · On-site

$136K - $166K/yr

Senior Salesforce Developer to support complex university business processes through custom ... Expert-level proficiency in Apex (triggers, classes, batch jobs, scheduled jobs), Lightning Web ...

Tasacom

Senior SQL Developer

Burlington, MA · On-site

Senior SQL Developer Location : Burlington, MA Duration : 6 Months contract Interview : Phone and ... Along with developing, debugging and enhancing internal web applications the preferred candidate ...

Mondo

Sr. Salesforce Developer

Roxbury Crossing, MA · On-site

$80 - $100/hr

  • Medical

  • Dental

  • Vision

  • Retirement

Apply now: Sr. Salesforce Developer, Hybrid (Boston, MA). Start date is ASAP for this 4-month ... Web Components, Apex triggers, batch processes, and flows Build and maintain integrations with ...

Largeton Group

Sr. Java Developer (Boston)

Boston, MA · On-site

$198K - $286K/yr

Sr. Java Developer with Insurance Experience - Boston, MA - Salary: $198,000.00-$286,000.00 ... Participate as part of a team designing, developing, implementing, and supporting web-based ...

Horizontal Talent

Sr. Optimizely Developer

Boston, MA · Remote

$124K - $164K/yr

Join a fast-moving digital marketing team that is investing heavily in modern web technology, experimentation, and data-driven growth. This Senior Optimizely Developer role is a great fit for someone ...

INA Solution Inc

Senior Salesforce Developer

Boston, MA · On-site

$80 - $90/hr

Job Summary - Senior Salesforce Developer - Develop and support enterprise-level Salesforce ... Web Components (LWC), Aura, and Visualforce. - Build and optimize automated business processes ...

Wounded Warrior Project, Inc.

Senior Salesforce Developer

Boston, MA · Hybrid

$136K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Salesforce Developer also manages multiple projects, evaluates new Salesforce ... Design and develop scalable solutions in Visualforce, Apex, Lightning Web Components, Cascading ...

Horizontal Talent

Senior Optimizely CMS Developer

Newton, MA · Remote

$126K - $165K/yr

Join a fast-moving digital marketing team that is investing heavily in modern web technology, experimentation, and data-driven growth. This Senior Optimizely Developer role is a great fit for someone ...

Horizontal Talent

Senior .NET Developer Optimizely

Everett, MA · Remote

$56 - $74.25/hr

Join a fast-moving digital marketing team that is investing heavily in modern web technology, experimentation, and data-driven growth. This Senior Optimizely Developer role is a great fit for someone ...

Horizontal Talent

Senior CMS Developer Optimizely

Woburn, MA · Remote

$122K - $161K/yr

Join a fast-moving digital marketing team that is investing heavily in modern web technology, experimentation, and data-driven growth. This Senior Optimizely Developer role is a great fit for someone ...

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Showing results 21-40

All JobsWeb Developer JobsSenior Web Developer JobsSenior Web Developer Jobs in Lowell, MA

Senior Web Developer information

See Lowell, MA salary details

$60K

$113.6K

$177.5K

How much do senior web developer jobs pay per year?

As of Aug 20, 2026, the average yearly pay for senior web developer in Lowell, MA is $113,613.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,200.00 and $130,400.00 per year, depending on experience, location, and employer.

What is a senior web developer?

A senior web developer is a highly skilled computer coding professional with fluency in languages such as HTML, JavaScript, and CSS. In this career, your responsibilities include designing, developing, and debugging the backend of software programs for websites, applications, tools, and databases. You also work with JavaScript frameworks, develop tests using testing frameworks, help build and deploy automation scripts, troubleshoot, and resolve app performance issues. As a senior web developer, you may supervise a team of developers and collaborate with user experience designers to determine what the frontend user experience and website layout will look like during the design phase. Other duties may include enforcing coding standards, reviewing the work completed by your team, managing the budget and project schedule, and communicating directly with clients.

What are the key skills and qualifications needed to thrive as a senior web developer, and why are they important?

To thrive as a Senior Web Developer, you need advanced proficiency in programming languages like JavaScript, HTML, CSS, and backend frameworks, supported by a bachelor’s degree in computer science or equivalent experience. Expertise in tools such as version control (Git), CI/CD pipelines, and knowledge of modern frameworks (React, Angular, Node.js) are typically required, along with relevant certifications. Strong problem-solving ability, effective communication, and leadership skills help you collaborate across teams and mentor junior developers. These competencies ensure high-quality, scalable web solutions and support successful project delivery in dynamic development environments.

What are some common challenges faced by senior web developers when leading project teams?

Senior Web Developers often encounter challenges such as balancing hands-on coding responsibilities with mentoring junior team members and ensuring project deadlines are met. They must also navigate evolving technologies and frameworks, which requires ongoing learning and adaptability. Effective communication with designers, backend developers, and project managers is essential to align technical solutions with business goals. Successfully managing these aspects leads to smoother project delivery and professional growth.

What is the difference between Senior Web Developer vs Web Developer?

AspectSenior Web DeveloperWeb Developer
Required CredentialsBachelor's in CS or related, experience, possibly certificationsBachelor's in CS or related, entry-level or junior experience
Work EnvironmentCollaborates on complex projects, mentors juniorsDevelops websites, learns on the job, less responsibility
Employer & Industry UsageTech companies, agencies, startupsSmall businesses, startups, freelance projects
Search & Comparison IntentUnderstanding senior roles, career progressionEntry-level, learning web development

The main difference between a Senior Web Developer and a Web Developer lies in experience, responsibilities, and expertise. Senior Web Developers handle complex projects, mentor team members, and often have more advanced skills and certifications. Web Developers are typically entry-level or junior roles focused on building websites and gaining experience. Both roles are essential in the tech industry, but the senior position involves greater leadership and technical depth.

More about Senior Web Developer jobs

What are the most commonly searched types of Web Developer jobs in Lowell, MA?

The most popular types of Web Developer jobs in Lowell, MA are:

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For Senior Web Developer jobs in Lowell, MA, the most frequently searched job titles are:

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The top searched job categories for Senior Web Developer jobs in Lowell, MA are:

What cities near Lowell, MA are hiring for Senior Web Developer jobs?

Cities near Lowell, MA with the most Senior Web Developer job openings:

Senior Web Developer jobs near you
Infographic showing various Senior Web Developer job openings in Lowell, MA as of August 2026, with employment types broken down into 1% Internship, 77% Full Time, 15% Part Time, 1% Temporary, and 6% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $113,613 per year, or $54.6 per hour.

Ruby on Rails Developer

jetsonify

Boston, MA • On-site, Remote

$111K - $152K/yr

Full-time

Re-posted 20 days ago

Job description

Let's face it. You've always dreamed of working with a start-up from the ground up where your brilliant design ideas could be applied to a wicked cool new product. We're talking about a product that will not only revolutionize an industry, but more importantly for your sake, one that you and your friends will use, and one that you'll be happy to brag about.

Sound intriguing. If you think you've got enough spunk and also possess some mad skills, keep reading. We are looking for a Senior level web developer to join the Jetsonify team immediately.

The right individual will have experience using Ruby on Rails extensively, have an excellent knowledge of Javascript, HTML, CSS, and experience in TDD (test driven development). As a key member of the Jetsonify team, you will be responsible for building innovative web and, hopefully mobile, applications and solutions. You will be passionate about ensuring the delivery of high quality software and manage the staging and release cycles of multi, concurrent branches.

Jetsonify is currently operating in "stealth mode" for the time being, but feel free to get in touch for more info if you think that you're the rock star that we're looking for. Ideally we'd love for someone to join our team full time in Cambridge/Boston, MA. But seeing as how life is rarely ideal, we'd also be open to talking to designers in San Fran or Atlanta.

If you're reading this and you're outside of these areas but still think you deserve a shot at the title, we'll entertain your plea for working virtually if you make an impressive case for us to consider, in 3 sentences or less. Compensation for the Developer position depends on experience. Responsibilities Create new products and applications Integrating external APIs into our products Tweak system performance Must be self-directed, confident, and able to work in a fast-paced startup environment Experience A Minimum of 3-7 years of web application development experience Have built top-quality web software Expert knowledge of rails and web development; expert knowledge of a similar framework may be acceptable Strong knowledge of SQL and databases Strong Javascript skills Up to date on web developments; familiar with HTML5 and CSS3 Detailed knowledge of performance and scalability, including front-end web browser performance analysis In-depth knowledge of scalability, systems engineering, design patterns, and algorithms Great product sense and design sense; excellent technical judgement and architecture experience Skills Ruby on Rails experience, MVC (Model-View-Controller) patterns, gems, etc.

Be a proponent of QA, TDD (test driven development), BDD (behavior driven development) and automated test tools Server-side programming, SOA (Service Oriented Architecture), REST Extensive OOP knowledge and/or experience Strong web skills: XHTML,HTML, CSS, XML, Javascript, Jquery Database skills (Postgres/MySQL, Rails migrations, queries, joins) Project Management and mentoring experience Use Agile development practices and SCRUM methodologies Solid communication skills, team player, and ready to create magic with a stellar startup team

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