Senior Frontend Developer (Contract)OverviewWe are looking for a talented Senior Frontend Developer to join a high-performing engineering team working on business-critical customer and colleague applications. This is an opportunity to contribute to modern web applications, deliver impactful features, and help drive the evolution of frontend platforms in a collaborative and fast-paced environment.You''ll work closely with designers, backend engineers, product teams, and platform specialists to build scalable, maintainable, and high-quality solutions using modern frontend technologies.Contract DetailsRole: Senior Frontend DeveloperContract Type: Inside IR35Start Date: ASAP (flexible for the right candidate)Duration: Until the end of 2026 with potential extensionRate: Up to 650 per dayWorking Pattern: Hybrid - 1 day per week on-site in London (Thursdays)Hours: 40 hours per weekThe RoleYou will primarily work on an established telephony platform used by customer-facing teams to manage inbound and outbound communications. The role involves delivering new features, supporting existing functionality, and helping modernise frontend systems as part of ongoing platform transformation projects.Responsibilities include:Taking ownership of frontend feature delivery from design through to productionBuilding and maintaining React and Next.js applicationsDeveloping clean, scalable, and well-tested TypeScript codeSupporting the migration and modernisation of existing frontend ..... full job details .....