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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Front-End Developer - **Company:** Disturbia - **Location:** Newcastle upon Tyne, UK - **Experience:** Expert - **Salary:** £68,933.0 - **Contract:** Permanent contract - **Skills:** HTML, Software Quality, Code Review, Regression Testing, Shopify, Web Usability, Network Routers, Stylesheet Language, ReactJS, Delivery Pipeline, Technical Debt, Git, Material UI, Cloudflare, Graphql, Front End Software Development, Restful APIs - **Published:** September 16, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5885916824 ## About the Role Candidates should have substantial hands-on experience delivering production front-end solutions within the Shopify ecosystem. They must be able to demonstrate the following essential skills: * Advanced Shopify Liquid development experience within Shopify Plus environments. * Strong expertise in modern HTML, CSS and JavaScript, with a deep understanding of browser performance and rendering behaviour. * Experience building scalable, reusable front-end components for complex, high-traffic e-commerce websites. * The ability to translate design concepts, UX requirements and customer needs into production-ready experiences. * Strong knowledge of Git, code review processes, testing practices and modern deployment workflows. * Commercial awareness, using analytics, experimentation and performance data to influence technical decisions and drive customer outcomes. * Excellent communication skills with the ability to work across both technical and non-technical stakeholders and provide technical leadership. * A proactive, self-directed approach with the ability to identify opportunities, solve problems independently and continuously improve platforms, processes and ways of working The following skills are desirable but not essential * Working with Shopify Storefront, GraphQL or REST APIs and integrating front-end experiences with third-party services * Developing Shopify Functions and UI Extensions using Preact for checkout, customer account and admin extensibility * Developing embedded Shopify admin apps using React Router, App Bridge and Polaris * Developing theme app extensions * Building server-side services, automations or edge functionality, including experience with Cloudflare Workers and related technologies * Implementing CRO and experimentation platforms, analytics implementation, feature flags or personalisation * Design systems, component libraries, visual regression testing or end-to-end testing tools Personal qualities * Analytical and focused - prioritising improvements that will have the greatest positive impact on the business * Strong initiative - proactively identifying improvements and potential issues early * Collaborative communicator - working effectively with technical and non-technical teams * Adaptable - responding well to evolving e-commerce, technology and Shopify platform changes * Motivated - with the ability to work to deadlines, manage workload, and deliver reliably * Precise - and with an impeccable eye for detail ## Description As Disturbia continues to grow, we are looking for a Senior Front-End Developer to join our IT & Dev team in Newcastle. This is a senior, hands-on role with ownership of the quality, performance and maintainability of our customer-facing Shopify experience. The successful candidate will translate commercial and creative priorities into fast, accessible and engaging storefront experiences; lead theme architecture and front-end engineering standards; and use data, experimentation and sound technical judgement to improve conversion and customer experience. Our e-commerce operation is centred on a multi-store Shopify Plus environment serving multiple international markets. The storefronts integrate with marketing, analytics, review, customer service, logistics and mobile-app platforms, with additional capabilities delivered through a combination of in-house solutions and carefully selected third-party apps. Reporting to the Director of IT, the successful candidate will take technical ownership of front-end delivery across the Shopify Plus ecosystem. They will work closely with e-commerce, creative, marketing and technical colleagues to turn business goals and customer insight into robust, measurable improvements, while setting standards for front-end architecture, code quality, testing and release discipline. The successful candidate will: * Own the architecture, development and continuous improvement of Shopify themes across multiple storefronts and international markets. * Turn customer insight, commercial priorities and design concepts into high-quality, reusable front-end experiences that improve conversion and customer experience. * Lead optimisation of storefront performance, accessibility, responsiveness and Core Web Vitals. * Partner with e-commerce, marketing and creative teams to deliver data-informed improvements through experimentation, analytics and CRO initiatives. * Establish and maintain front-end engineering standards, component libraries, testing practices and technical documentation. * Assess and implement new technologies, integrations and third-party applications that enhance customer experience and business performance. * Take ownership of projects from discovery and technical design through implementation, release and post-launch monitoring, working independently with minimal supervision. * Proactively identify technical debt, risks and opportunities for innovation, continuously improving both the storefront and development workflows ## Related Videos - [Modern Headless Commerce with Vendure](https://www.wearedevelopers.com/videos/489-modern-headless-commerce-with-vendure) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Putting the Graph In GraphQL With The Neo4j GraphQL Library](https://www.wearedevelopers.com/videos/257-putting-the-graph-in-graphql-with-the-neo4j-graphql-library) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025) - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front)