Developer-Full Stack Senior

Job#: 3037062

Job Description:

We are hiring Full Stack Senior Developer!

Role: Full Stack Senior Developer

Supporting: Large Financial Services Client

Location: McLean, VA (Onsite)

Assignment Type: Contract Only

Duration: ~6 months

Role Overview:

This is a high-impact opportunity to build modern, enterprise-level applications that power critical financial reporting and data visualization. You'll work on a large-scale platform, developing intuitive, high-performance user interfaces while collaborating with cross-functional engineering and DevOps teams. If you enjoy owning the front-end experience and working with cutting-edge tools, this role offers strong visibility and meaningful technical challenges. Apply today to take the next step in your career and build cutting-edge solutions at scale.

Key Responsibilities:

• Develop highly responsive, user-facing features using React, Redux, and TypeScript/JavaScript
• Build reusable components and scalable front-end libraries
• Translate business requirements and UI/UX designs into high-quality, functional code
• Collaborate with API and backend teams to integrate RESTful services
• Optimize applications for maximum speed, scalability, and performance
• Create rich visualizations to display large, complex datasets
• Participate in code reviews and contribute to UI best practices and standards
• Manage deliverables independently while meeting timelines with high-quality output

Qualifications:

• 7+ years of experience building large-scale web applications
• Strong expertise in React 18, JavaScript/TypeScript, HTML, CSS, and SASS
• Proven experience with Material UI (MUI) and AG Grid
• Deep understanding of Single Page Applications (SPA) and modern front-end architecture
• Hands-on experience with Vite.js (or similar modern build tools) including optimization and configuration
• Solid knowledge of RESTful APIs, DOM manipulation, and browser debugging
• Experience with version control systems such as Git
• Familiarity with testing frameworks (Jest, React Testing Library, Cypress) is a plus
• Strong communication skills and a proactive, team-oriented mindset

Compensation and Benefits: The pay rate for this position is between $65.00 and $82.26 per hour. Please note that the final rate may be contingent on experience and other factors.

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Apex uses a virtual recruiter as part of the application process. Click for more details.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at or .

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at or . Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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