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Senior Javascript Developer Jobs in Baltimore, MD

Dellfor Technologies

senior .net developer

Maryland City, MD · On-site

$56.50 - $71.75/hr

... for a Senior .Net developer with minimum 8 years of industry experience in the following ... Strong JavaScript skills and experience utilizing frontend UI frameworks (bootstrap, Angular JS ...

Serigor, Inc.

Senior .NET Developer (Onsite)

Columbia, MD · On-site

$53.75 - $70.75/hr

Job Title: Senior .NET Developer (Onsite) Location: Columbia, MD Job Type: Full-Time * We are ... Angular and/or React * JavaScript * LINQ * Windows Services and scheduled batch processing

CPMC LLC

Sr. Developer (USCB)

Greenbelt, MD · Remote

$55.75 - $73.75/hr

CPMC is seeking a Senior Developer for the United States Census Bureau's Disclosure Avoidance ... Python, JavaScript, Bash. Kubernetes, containerization, helm CI/CD Pipeline Development Running ...

VTG

Senior Software Developer

Hanover, MD

$200K - $275K/yr

The Senior Software Developer will design, develop, integrate, test, and maintain enterprise ... JavaScript, Vue.js, Python, and C++. * Design and maintain scalable, highly available mission ...

Serigor, Inc.

Sr DevOps Engineer (Hybrid)

Baltimore, MD · On-site

$129K - $165K/yr

Job Title: Sr DevOps Engineer (Hybrid) Duration: Full Time Location: Baltimore Maryland The Sr ... Deep C#/VB.NET/HTML/CSS/Javascript and Database Transactional and Decision Support language ...

Arch Systems

Be Seen First

Senior Full-Stack Developer

Baltimore, MD · Remote

$150K - $160K/yr

Senior Full-Stack Developer (React / Spring Boot) Company: Arch Systems Client: U.S. Federal ... React, JavaScript, TypeScript, HTML5, and CSS3. • Develop and maintain RESTful APIs and ...

USM

Senior Software Engineer

Baltimore, MD

$121K - $160K/yr

AWS, Git, MySQL, PHP, and SQL, Groovy, devops and/or automated configuration management, any CMS ... You have worked in a team of JavaScript engineers, you have done or led front end development, have ...

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Senior Javascript Developer information

See Baltimore, MD salary details

$30

$60

$79

How much do senior javascript developer jobs pay per hour?

As of Jul 14, 2026, the average hourly pay for senior javascript developer in Baltimore, MD is $60.02, according to ZipRecruiter salary data. Most workers in this role earn between $53.75 and $68.32 per hour, depending on experience, location, and employer.

What is a Senior Javascript Developer job?

A Senior JavaScript Developer is a highly experienced programmer specializing in JavaScript, including frameworks like React, Angular, or Node.js. They are responsible for designing, developing, and optimizing web applications, ensuring high performance and maintainability. Additionally, they provide technical leadership, mentor junior developers, and collaborate with cross-functional teams to deliver scalable solutions. Strong problem-solving skills, deep knowledge of JavaScript best practices, and experience with modern development tools are essential for this role.

What are typical challenges faced by Senior Javascript Developers in day-to-day work?

Senior Javascript Developers often encounter complex challenges such as optimizing web application performance, ensuring code scalability and maintainability, and integrating with diverse APIs and services. They are also expected to troubleshoot legacy code and address security vulnerabilities, all while keeping up with the rapidly evolving JavaScript ecosystem. Collaborating with designers, product managers, and junior developers can add layers of complexity to project requirements. However, overcoming these challenges is rewarding and provides opportunities to shape technical strategy and influence best practices within the team.

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

To thrive as a Senior Javascript Developer, a strong command of JavaScript (including ES6+), advanced front-end frameworks (like React, Angular, or Vue), and back-end technologies (such as Node.js) are essential, along with several years of professional coding experience. Familiarity with version control systems (like Git), CI/CD pipelines, and relevant certifications (e.g., AWS Certified Developer or JavaScript certifications) is highly valued. Excellent problem-solving abilities, mentorship skills, and effective communication help developers collaborate and lead within cross-functional teams. These skills enable Senior Javascript Developers to build robust applications, guide junior team members, and drive innovation in fast-paced tech environments.

What are the most commonly searched types of Javascript Developer jobs in Baltimore, MD? The most popular types of Javascript Developer jobs in Baltimore, MD are:
What are popular job titles related to Senior Javascript Developer jobs in Baltimore, MD? For Senior Javascript Developer jobs in Baltimore, MD, the most frequently searched job titles are:
What job categories do people searching Senior Javascript Developer jobs in Baltimore, MD look for? The top searched job categories for Senior Javascript Developer jobs in Baltimore, MD are:
What cities near Baltimore, MD are hiring for Senior Javascript Developer jobs? Cities near Baltimore, MD with the most Senior Javascript Developer job openings:
Senior Javascript Developer jobs near you
Infographic showing various Senior Javascript Developer job openings in Baltimore, MD as of July 2026, with employment types broken down into 85% Full Time, 3% Part Time, 1% Temporary, and 11% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $124,843 per year, or $60 per hour.
Sr. Application Developer - ServiceNow

Sr. Application Developer - ServiceNow

WSSC Water

Laurel, MD

$53.50 - $73.50/hr

Full-time

Re-posted yesterday

Job description

Position Information
Functional Title Sr. Application Developer - ServiceNow Recruitment Category Type Standard Functional Category Information Technology Grade IT.15 FLSA Status Exempt Requisition Number 26-0185 Number of Vacancies 1 Job Level Non-Management Job Code N/A Job Description Summary Organization Name IT Application Services Reports to Section Manager, Customer Care Information System Full or Part Time Full Time If Part Time how many hours per week Regular or Temporary Regular Position End Date (if temporary) Work Schedule
9AM-5:30PM
Position Location Laurel
Position Summary Information
General Summary This is a non-merit, employment-at-will contract position.

The Sr. Application Developer - ServiceNow is responsible for designing, developing, configuring, and maintaining applications and solutions on the ServiceNow platform to support the organization's day-to-day IT Service Management (ITSM), IT Operations Management (ITOM), Customer Service Management (CSM), Workplace Service Delivery (WSD), Strategic Portfolio Management (SPM), and other business operations. Specific duties include developing and customizing ServiceNow modules, creating integrations with other enterprise systems, systems analysis, developing and modifying highly complex platform functionalities and workflows, testing, debugging, verification, documentation, system installation, and the solution of IT service and business problems.
Essential Functions
  • Develops and maintains ServiceNow applications and modules
  • Migrates Legacy IT service applications and workflows to the ServiceNow platform
  • Develops and customizes Service Portal interfaces
  • Provides operational support for existing ServiceNow and integrated applications
  • Analyzes, designs, codes, tests, debugs, documents, and maintains ServiceNow applications and enhancements
  • Develops and adheres to standard SDLC and Agile methodologies to produce project results that are measurable and delivered on time and within budget
  • Develops and adheres to team project standards for ServiceNow development including tools, platforms, methodology, and controls to ensure efficiency, quality, and consistency
  • Prepares detailed software specifications and test plans for ServiceNow solutions
  • Performs quality assurance reviews of ServiceNow configurations and code
  • Provides program and system level time/cost estimates for ServiceNow projects
  • Evaluates and modifies various ServiceNow Store applications and integrations to obtain optimal configuration for the enterprise environment
  • Provides technical documentation updated to the latest enhancement or release of ServiceNow solutions
  • Assists in reviewing the current technical architecture, including design patterns and development methodologies within the ServiceNow ecosystem
Other Functions
  • Assists with defining and meeting business requirements on the ServiceNow platform
  • Serves as project leader for small ServiceNow initiatives
  • Works with various business units and other IT units for their ServiceNow configuration/development needs
  • Provides guidance to less experienced ServiceNow developers and administrators
  • Works with legacy systems for data migration and integration with ServiceNow
  • Effectively reports on ServiceNow application development and performance
  • Performs other duties as required
Work Environment And Physical Demands
Business casual office environment
Required Knowledge, Skills, And Abilities
  • Excellent ServiceNow platform development and configuration skills
  • Strong communication skills with ability to document and troubleshoot problems and communicate with business and technical personnel at all levels
  • Strong analytical and organizational skills; Ability to manage multiple tasks simultaneously
  • Ability to handle various ServiceNow applications and modules configuration and administration
  • Knowledge of JavaScript, Glide API, Business Rules, UI Policies, Client Scripts, and other ServiceNow scripting languages
  • Knowledge of ServiceNow modules (e.g., ITSM, ITOM, CSM, WSD, SPM)
  • Knowledge of web technologies including HTML, CSS, XML, and REST/SOAP APIs for integration
  • Knowledge of an integrated development environment (IDE) for ServiceNow development (e.g., ServiceNow Studio)
  • Knowledge of Service Portal development using AngularJS, React, or other relevant frameworks
  • Knowledge of ServiceNow workflows, Flow Designer, and IntegrationHub
Minimum Education, Experience Requirements
  • Bachelor's degree
  • 6+ years' experience in ServiceNow development and administration using:
    • ServiceNow platform development and configuration
    • JavaScript and ServiceNow APIs
    • Web Service integrations (SOAP or REST frameworks)
      • ServiceNow Certified Application Developer (CAD)

OR

  • High School diploma or equivalent.
  • 10+ years' experience in ServiceNow development and administration using:
    • ServiceNow platform development and configuration.
    • JavaScript and ServiceNow APIs.
    • Web Service integrations (SOAP or REST frameworks).
      • ServiceNow Certified Application Developer (CAD)
Additional Requirements
Must be available, if required, on a 24-hour on-call basis and work at odd and irregular hours.
Preferences
  • Certified Implementation Specialist (CIS) in relevant modules (e.g., ITSM, ITOM, CSM, WSD, SPM).
  • Experience with ServiceNow Automated Test Framework (ATF).
  • Experience with Agile development methodologies and DevOps practices.
  • Experience with ServiceNow integrations with other enterprise systems (e.g., LDAP, SSO, other APIs).
Salary $108,233 - $184,288
Posting Detail Information
EEO Statement
WSSC Water is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all applicants and employees without regard to race, color, religion, sex (including pregnancy and related conditions), gender identity or expression, sexual orientation, national origin, age, disability, genetic information, veteran status, marital status or any other characteristic protected by federal, state, or local law. We make employment decisions based on merit, qualifications, and business needs.
Reasonable Accommodations: WSSC Water provides reasonable accommodations to qualified individuals with disabilities and to individuals with sincerely held religious beliefs, practices, or observances, in accordance with applicable law. Applicants who require assistance or an accommodation during the application or hiring process should contact us atada@wsscwater.com
Close Date Open Until Filled Yes Special Instructions to Applicants Additional Information
All applicants selected will be subject to drug screening and a background check/verification.
Eligible applicants will be reviewed for consideration after 6/29/26.

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