Top Senior Front End Developer Jobs

Develop and maintain responsive, accessible front-end applications using React, Svelte, Vue.js, HTML, CSS, and JavaScript. Build end-to-end software solutions, improve system architecture, apply DOM manipulation, create reusable code, and collaborate in Agile environments. Integrate front-end applications with back-end services while supporting user experience, responsive design, performance, and long-term maintainability. The role requires TS/SCI clearance with polygraph and includes a skills assessment.

Develops and integrates front-end software solutions and web-based graphical user interfaces in an agile environment. Responsibilities include software design, implementation, systems integration, support, Linux development and troubleshooting, UI/UX development, prototyping, and collaboration across software components. The role may use HTML, CSS, JavaScript, TypeScript, React, MUI, Figma, test automation, CI/CD, DevSecOps, and accessibility standards.

Develop and implement new or revised applications in coordination with technology teams. Responsibilities include feasibility analysis, application design, construction, testing, implementation, user support, security recommendations, process standards, risk assessment, and stakeholder consultation. The role requires independent judgment, subject matter expertise, mentoring junior analysts, and managing complex software development activities while ensuring compliance and operational quality.

Build and own accessible, performant React and TypeScript features across AgentSync’s product. Lead frontend architecture, monorepo evolution, shared component libraries, and design systems while contributing to Go or Java backend services and APIs. Translate ambiguous product problems into plans, use AI-assisted development tools, embed intelligent product experiences, and raise engineering quality through testing, code reviews, mentorship, and strong ownership.

Build and maintain a research library, website, landing pages, and platform views including watchlists, screeners, and sector and hazard drill-downs. Work primarily on front-end development while collaborating with data scientists and the CTO across the stack using React, TypeScript, FastAPI, Supabase, and Vercel. Data visualization, geospatial development, product management, design, and database experience are advantageous.

Own the architecture, adoption, and evolution of the company’s frontend design system and shared component libraries. Build standardized tooling, packaging, distribution workflows, and scalable frontend foundations covering theming, accessibility, performance, testing, versioning, and documentation. Develop reliable AI-assisted interface frameworks, collaborate with product engineering and design teams, author technical designs, drive decisions, and mentor engineers.

Build and optimize high-performance front-end experiences for Capital One Shopping, improving SEO, accessibility, scalability, and web performance. Architect shared components, federated front-end and design systems, and collaborate across engineering, design, product, infrastructure, and backend teams. Define CI/CD and reliability practices, leverage agentic AI coding tools, mentor engineers, and deliver modern web solutions using frameworks, PWAs, WebAssembly, mobile web, and Service Workers.

Participate in design, development, testing, implementation, and support of application systems. Conduct feasibility, cost/time estimates, risk analysis, and recommend advanced programming and security solutions. Monitor development lifecycle, advise stakeholders, coach junior analysts, and ensure compliance with policies and controls.

Build and maintain fast, intuitive frontend applications for blockchain and Web3 products. Collaborate with product, design, and engineering teams; develop reusable components and frontend architecture; integrate wallets and smart-contract interactions; improve performance, reliability, and accessibility; participate in technical planning and code reviews; mentor other developers and establish frontend best practices.

Build and maintain front-end experiences for an AI/ML operations platform. Translate user and technical requirements into reliable, intuitive web applications using React, TypeScript, modern JavaScript, APIs, testing frameworks, and cloud services. Collaborate with designers, data scientists, software engineers, and DevOps teams while maintaining high code quality. The role is fully remote or hybrid in Austin, includes up to 10% travel, and requires US citizenship with eligibility and willingness to obtain a Secret clearance.

Lead frontend-focused full-stack development for a neurotechnology platform controlling brain stimulators, managing patient data, visualizing real-time 3D data, integrating APIs, syncing cloud systems, and improving user experience. The role involves React and React Native frontend work, Python or Node.js backend development, team growth and mentorship, and collaboration on secure, scalable healthcare applications.

Senior or Staff Frontend Engineer responsible for developing scalable, high-performance web applications, shaping frontend architecture, mentoring engineers, and leading cross-functional feature delivery. The role requires modern JavaScript and TypeScript expertise, strong UI system design, API integration, debugging, and technical documentation skills. The engineer will also promote AI-assisted and agentic development practices, collaborate with product and backend teams, and build intuitive healthcare payment interfaces.

Senior UI Engineer responsible for building accessible, high-performance React applications and scalable front-end architecture for a pharmacy management platform. The role includes developing design-system components, defining API contracts, leading testing and code reviews, improving performance and accessibility, mentoring engineers, partnering with product and design, and using AI development tools responsibly. Candidates need strong React, TypeScript, CSS, REST API, Node.js, and PostgreSQL experience, plus end-to-end project ownership and cross-functional leadership.

Build and maintain customer-facing and internal web applications using React and TypeScript across Rails-embedded and standalone environments. Own shared component libraries, implement Figma designs, improve frontend performance, integrate REST APIs, expand automated testing, and investigate production issues. Collaborate closely with design, product, and backend engineering while documenting maintainable patterns and applying coding agents effectively.

Designs, develops, tests, deploys, operates, and maintains scalable full-stack software products. Builds React-based enterprise applications, writes production-ready code, performs code reviews, improves reliability and performance, integrates APIs, and follows security, compliance, accessibility, and DevOps practices. Collaborates across teams using agile methods, analyzes failures, prioritizes work, and contributes to technology transformation and continuous improvement.

Senior front-end engineer to maintain and redevelop a geospatial collaboration UI, drive Section 508 accessibility, and troubleshoot interfaces between applications. Collaborate with cross-functional teams to implement front-end features using Java/GWT/PrimeFaces/Quarkus and modern web technologies (HTML/CSS/JavaScript). Work onsite supporting a mission-critical government customer.

Design, implement, and maintain high-performance, modular frontend applications and reusable UI components. Integrate UIs with backend microservices, optimize performance (code splitting, lazy loading), ensure accessibility, use CI/CD and UI testing, and collaborate in Agile teams to support large-scale, data-driven interfaces.

Develop and enhance complex front-end software using Angular, JavaScript, HTML, and CSS. Build reusable components, optimize applications for performance and scalability, integrate third-party APIs, and troubleshoot application issues. Participate in Agile design and code reviews, collaborate with engineers and designers, maintain existing systems, and recommend continuous improvements. The role requires 8–10 years of software development experience and an active TS/SCI clearance with polygraph.

Own end-to-end development of customer-facing web platform features, emphasizing React and TypeScript frontend development while contributing to Python backend services. Translate product concepts and designs into reusable, intuitive UI components, partner with Product and Design, engage directly with users, and use AI-powered tools to accelerate development while maintaining code quality and performance.

Develop and maintain performant frontend web applications for real-time, mission-critical data. Responsibilities include UI architecture, API integration, responsive design, automated testing, performance optimization, security remediation, code reviews, Agile collaboration, documentation, and frontend reliability improvements.

Build pixel-accurate, responsive interfaces from Figma designs across WordPress/PHP sites and Vue.js and React applications. Develop reusable components, integrate REST APIs, troubleshoot browser and WordPress issues, and collaborate with designers and developers. Use AI-assisted development tools, coding agents, and Figma MCP while reviewing generated code for quality. The role requires strong visual attention to detail, portfolio-quality work, and experience across new and existing codebases.

Design, build, and maintain web interfaces and core services for Clover Gift Cards across POS, web, and consumer portals. Own features end-to-end, write automated tests, troubleshoot production issues, collaborate cross-functionally, and participate in on-call rotation to ensure platform reliability and high availability.

Build and maintain responsive, accessible web interfaces using React, HTML, CSS, and JavaScript/TypeScript. Integrate applications with REST APIs and back-end services, implement WebSocket features, optimize Core Web Vitals, and develop reusable design-system components. The role also involves Node.js tooling, cross-browser compatibility, code reviews, QA collaboration, and front-end testing.

Build and maintain responsive, accessible front-end interfaces using React, React Native, HTML, CSS, and Shopify. Apply UX/UI principles, collaborate with designers and multidisciplinary teams, provide clear technical feedback, and independently deliver high-quality work on complex technology or AI-related projects. Contractors complete output-based tasks and must meet weekly minimum submission requirements, with an expected start within 24–48 hours of onboarding.

Build and operate scalable backend account and identity systems using Golang and gRPC. Responsibilities include registration, authentication, authorization, MFA, social login, identity-provider integrations, APIs, data models, performance optimization, incident resolution, technical roadmap execution, code reviews, mentoring, and production ownership. The role also involves collaborating cross-functionally, improving architecture and developer tooling, and applying AI technologies within a regulated healthcare environment.