Senior Software Developer (Frontend)Contract: 3-month rolling contractClient: Government / Public Sector Rate: Up to £470 inside IR35, higher rates available for exceptional candidates Clearance: Active SC Start Date: ASAPLocationPredominantly remote, with travel up to once per month. On-site locations may vary and can include Sheffield, Leeds, or London.Role OverviewFrontend-focused Senior Software Developer to join the Technical Capability Team. This role will focus on building and maintaining high-quality user-facing services within a secure government environment, following modern engineering best practices.Key Skills and Experience RequiredStrong frontend development experienceJavaScript and TypeScriptNode.jsRubyNunjucksStrong experience practicing Test-Driven Development (TDD)Desirable ExperienceExperience working within UK government or public sector environmentsFamiliarity with modern agile delivery teamsWorking on scalable, user-centric digital services