Senior Front End Developer

Requirements:

• 10+ years of hands-on experience with JavaScript, HTML, and CSS.
• 8+ years of hands-on experience with React JS, Node JS, HTML, CSS, and Git.
• Experience writing unit test cases with tools such as Enzyme, Jest, or Mocha.
• Background in Scrum or Agile development methodologies.
• Ability to manage multiple competing priorities with minimal supervision.
• Strong verbal and written communication skills.
• Bachelors degree in computer science or equivalent experience.
• Preferred: Experience with Gitflow, JIRA, Confluence, and continuous integration tools such as Bamboo, Jenkins, or TFS.

Responsibilities:

• Design, implement, and test web applications.
• Analyze user requirements and use them to guide application design.
• Define application objectives and functionality, aligning designs with business goals.
• Develop multimedia applications.
• Debug and resolve technical issues.
• Create detailed design documentation and user-support documentation.
• Continue developing professional skills.

Technologies:

• Bamboo
• CSS
• Confluence
• Git
• Support
• JIRA
• JavaScript
• Jenkins
• Jest
• Mocha
• React
• Web
• NodeJS
• Security
• Frontend

More

We are seeking a Senior Front End Developer for a role offering $50–$55 per hour. Our benefits include medical, dental, and vision insurance; a 401(k) plan; a health savings account; short- and long-term disability coverage; life and AD&D insurance; supplemental insurance; identity theft protection; pet insurance; wellness programs; an employee assistance program; and career development opportunities. Paid sick leave is provided where required by law. Benefit eligibility and terms may vary by employment status, tenure, and work location, and benefit plans may change in accordance with applicable laws. Founded in 2010 and headquartered in the Washington, DC metro area, we are Cynet Systems, a technology staffing and workforce solutions company serving Fortune 500 companies, government agencies, and enterprise organizations across the United States and Canada. We provide staffing solutions in IT, engineering, life sciences, clinical, and professional fields, with recruiting operations across North America and Asia. As a certified Minority Business Enterprise, we help organizations build strong teams and professionals develop rewarding careers. We are certified to ISO 9001, ISO 14001, ISO 27001, and SOC 2 Type II standards.

last updated 43 week of 2026