Freelance Lead Frontend Developer (Accessibility / UI) Professional Summary We are seeking an experienced Lead Frontend Developer (Accessibility / UI) to design and deliver accessible, high-performance user interfaces for public-sector, education, and NGO clients. The ideal candidate is a frontend engineering specialist with deep expertise in accessibility standards, modern React-based ecosystems, and scalable design systems, with a strong track record of building inclusive digital services. Key Responsibilities Lead the development of accessible user interfaces in line with WCAG 2.1 AA / AAA standards. Architect and implement frontend solutions using React, Next.js, and Tailwind CSS. Define and maintain accessible design systems and reusable UI components. Ensure progressive enhancement, mobile-first design, and cross-device compatibility. Optimise frontend performance using Lighthouse, Core Web Vitals, and performance profiling tools. Implement internationalisation (i18n), including multilingual and RTL (right-to-left) content rendering. Conduct accessibility audits and testing using automated and manual techniques. Review and mentor other frontend developers to maintain accessibility-first standards. Collaborate with UX designers, backend engineers, and product stakeholders. Support accessibility compliance documentation and statements for regulated delivery. Key Skills & Technical Expertise Accessible UI Development (WCAG 2.1 AA / AAA) React, Next.js, Tailwind CSS Progressive enhancement and mobile-first design UX and frontend performance optimisation (Lighthouse, Core Web Vitals) Multilingual and RTL content rendering Design systems and component-driven development Required Qualifications & Certifications CPACC (IAAP) – Certified Professional in Accessibility Core Competencies Google Mobile Web Specialist axe-core Certified Accessibility Specialist Engagement & Commercial Terms Freelance / Contract (Hourly Rate Basis) Engagement billed per hour, with hours agreed in advance Timesheets submitted weekly or monthly, as agreed Remote-first delivery, with occasional collaboration sessions if required Ongoing or project-based engagement depending on programme needs