Senior/Lead FrontEnd Engineer

For our client in Krakow, we are looking for a Senior/Lead FrontEnd Engineer . Location : Krakow/Poland Work model : fully remote Type of collaboration : B2B Project duration : 12 months About client Our client is a well-established UK-based technology group providing innovative software and payment solutions across multiple industries. The company focuses on delivering secure, cloud-based platforms that help organizations streamline operations, enhance customer engagement, and achieve digital transformation. With a collaborative culture and a commitment to professional development, the company offers its employees the opportunity to work with modern technologies in an international environment. About role We’re building the foundation for our next-generation embeddable component platform — reusable, framework-agnostic UI components that power partner and merchant dashboards across our ecosystem. As a Senior / Lead Front-End Engineer , you’ll shape the architecture, prototype new ideas, and make key technical decisions that define how our products scale. Expect a mix of hands-on engineering, experimentation, and technical strategy — perfect for someone who thrives on turning vision into clean, elegant, high-performing UI systems. You’ll be great at this if you have: 6+ years of experience in modern front-end engineering (TypeScript, JS, React/Angular/Svelte). A passion for component libraries, SDKs, or design systems . Strong grasp of Web Components, modular architecture, and CI/CD pipelines . A builder’s mindset: experiment, learn fast, iterate faster. Why join us? We’re competing on speed, focus, and smart technology , not headcount. You’ll have the autonomy to shape a platform that scales across teams and products.