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Senior Javascript Jobs (NOW HIRING)

Morningstar, Inc.

Senior Software Engineer

Chicago, IL · On-site

$114K - $167K/yr

We are seeking a Senior JavaScript Software Engineer with full-stack experience. * The position includes the development of new systems and maintenance and improvement of existing applications.

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How much do senior javascript jobs pay per year?

As of Jul 9, 2026, the average yearly pay for senior javascript in the United States is $80,287.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,500.00 and $103,000.00 per year, depending on experience, location, and employer.
What cities are hiring for Senior Javascript jobs? Cities with the most Senior Javascript job openings:
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Senior Javascript jobs near you
Infographic showing various Senior Javascript job openings in the United States as of July 2026, with employment types broken down into 1% Internship, 10% As Needed, 76% Full Time, 5% Part Time, 6% Contract, and 2% Nights. Highlights an 77% Physical, 3% Hybrid, and 20% Remote job distribution, with an average salary of $80,287 per year, or $38.6 per hour.

Senior JavaScript Developer (Level 2 or 3)

RBR Technologies

Linthicum Heights, MD • On-site

$160K - $195K/yr

Full-time

Medical, Retirement, PTO

Posted 6 days ago

Job description

Do you love having fun, building real camaraderie, and being part of a company that shows up for its community? At RBR, we combine mission-focused work with a people-first culture, competitive salaries, and a benefits package that actually makes life better. If you want to grow, contribute, and enjoy the journey along the way, join RBR! We are a small service-disabled veteran-owned information and technology business founded on the basic principle of delivering customer mission success.
RBR-Technologies is seeking a Senior Software Engineer (SWE2 or 3) to lead delivery of next-generation JBlocks capabilities supporting critical mission data tagging! Could it be you?
Responsibilities associated with the position include:
  • Lead multi-domain JBlocks development and requirement alignment.
  • Define, manage, and deliver capabilities within an established team.
  • Mentor developers and introduce best practices.
  • Perform system-level integration, testing, and documentation.
  • Containerizing existing software capabilities using Docker.
  • Applying knowledge of EDH1/2, ISM, CAPCO, and CUI standards.

Additional responsibilities associated with the position include:
  • Developing, maintaining, and enhancing complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real time systems, and business management information systems) based upon documented requirements.
  • Providing specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
  • Reviewing and testing software components for adherence to the design requirements and documenting test results.
  • Resolving software problem reports.
  • Utilizing software development and software design methodologies appropriate to the development environment.
  • Working individually or as part of a team.

Basic Qualifications
  • Active TS/SCI Polygraph
  • Java development experience.
  • Experience with PKI, REST, GitLab CI/CD, Linux.Experience developing requirements specifications.
  • Level 2: Five years of related experience along with a Bachelor's degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines AND 2 years of work experience in the SIGINT, IA, or IT domains. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 9 years.
  • Level 3: Eight years of related experience along with a Bachelor's degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines AND 3 years of work experience in the SIGINT, IA, or IT domains. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 12 years.

Preferred Qualifications:
  • Experience mentoring and introducing best practices.
  • Experience performing Tier 3 support and testing workflows.

A career at RBR-Technologies doesn't mean you have to make sacrifices in other areas of your life.
  • Best in class health benefits plan
  • Generous 401k with matching
  • Flexible work policies and schedules (dependent upon contract)
  • Generous Paid Time Off + All Federal Holidays
  • Special paid leave for: Bereavement, Voting, Military, and more
  • Paid Volunteer Hours for Community Outreach
  • Paid Parental Leave
  • Family-Friendly Company Paid Events
  • Annual Pet Insurance Benefit

Equal Employment Opportunity has been, and will continue to be, a fundamental principle at RBR-Technologies, where employment is based on personal capabilities and qualifications without discrimination because of race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any protected characteristic as established by law. This policy of Equal Employment Opportunity applies to all policies and procedures relating to recruitment, employment, promotion, transfer, training, working conditions, compensation, benefits, termination, and all other conditions of employment.

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