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Senior Frontend Engineer

Job in Seattle, King County, Washington, 98127, USA
Listing for: S4 Analytics LLC
Full Time position
Listed on 2026-02-14
Job specializations:
  • Software Development
    Software Engineer, Web Developer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below

S4 Analytics LLC is a rapidly growing IT and Clinical staffing company. Our direct clients include prominent organizations such as Johnson & Johnson, Shionogi, and Omeros. We focus on offering expertise in Clinical SAS programming, Clinical Data Management, and advanced fields like Dev Ops, Test Automation, RPA, Software Development, and Data Engineering. Our mission is to provide high-quality solutions to the evolving needs of the IT and clinical industries.

Role Description

This is a full-time on-site position based in Seattle, WA, for a Senior Frontend Engineer. The role involves developing, maintaining, and optimizing UI/UX components for web applications, ensuring responsiveness and compatibility across devices. The Senior Frontend Engineer will collaborate with cross-functional teams, implement well-structured and efficient code, and oversee the integration of backend services. The ideal candidate will actively contribute to the improvement of software development processes and mentorship of junior engineers.

Qualifications
  • Expertise in Front-End Development, Responsive Web Design, and modern UI/UX principles.
  • Proficiency in Web Development and Software Development, including coding, debugging, and optimization of web applications.
  • Familiarity with Back-End Web Development and experience working with APIs for seamless integrations.
  • Strong problem-solving skills with an ability to implement user-centric solutions.
  • Bachelor's or advanced degree in Computer Science, Software Engineering, or a related discipline.
  • Experience with modern JavaScript frameworks (e.g., "React, Angular, or Vue.js") is preferred.
  • Excellent communication and teamwork abilities with a focus on collaboration.
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Position Requirements
10+ Years work experience
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