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Full-Stack Headless Tech Lead

Youwe

Shrewsbury, United KingdomFull-timePosted May 27, 2026

Job description

At Youwe, we build composable digital platforms that connect systems, data, and customer experiences. As a Senior Full-Stack Headless Developer, you bridge design and backend systems to create seamless, scalable, and high-performing applications for international clients. Working closely with designers, engineers, and clients, you translate creative concepts into technical solutions within a modern headless architecture landscape.

You also set standards for AI observability, evaluation, prompt/model versioning, cost control and secure tool access. From architecture to delivery, you ensure quality, scalability, and technical excellence across every stage of the project.

Key Responsibilities

Build scalable and maintainable front-end applications using React, Next.js, and TypeScript Develop integrations with backend systems via REST APIs, GraphQL, and webhooks Work with API gateways and event-driven architectures Ensure applications are secure, high-performing, and composable by design Collaborate with designers to translate UI/UX concepts into technical reality Work together with backend engineers and SaaS partners on API contracts and integrations Take ownership of technical architecture and end-to-end project delivery Guide and mentor developers through technical leadership and code reviews Ensure accessibility, usability, and development best practices are applied throughout projects 5+ years of commercial experience building modern React applications Strong experience with React, Next.

js, TypeScript, Node.js, HTML, CSS, and JavaScript Experience working with REST APIs, GraphQL, and backend integrations Solid understanding of headless, API-first, and composable architectures Experience translating business and client requirements into technical solutions Strong understanding of performance, scalability, and secure development practices Hands-on experience with modern AI coding tools and workflows Experience working in multidisciplinary teams and client-facing environments Nice-to-haves Experience with event-driven systems and API gateways Familiarity with SaaS integrations and headless platforms Knowledge of accessibility standards (ARIA, keyboard navigation, WCAG) Experience integrating LLM APIs, tool calling or agentic services Experience mentoring developers Experience within a digital agency or fast-paced project environment Benefits Private Health Insurance plan Office lunches, snacks & drinks Learning budget & learning time off Flexible hours & hybrid work options 4 weeks remote work per year from anywhere Loyalty days: extra vacation after 3 & 6 years About Youwe Youwe is a full-service Digital Agency with over 25 years of delivering value to clients, and a diverse network of over 200 experts.

We build digital platforms that connect data, optimise processes, and integrate AI. Our primary goal is to empower businesses with tailored solutions that drive revenue growth, improve profit margins, shorten time-to-market, and boost operational efficiency. At Youwe, AI is not just a buzzword; it's an increasingly central part of our work, and we utilise it to deliver value for our clients.

Every day, we turn curiosity and creativity into solutions that make a real impact. Join our team and make an impact – Apply now!

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