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Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.\nABOUT THE ROLE\nWe are looking for Senior Frontend Engineers to join our remote client team developing a global digital commerce platform that supports large-scale, multi-market order and payment journeys across web and omnichannel experiences.\nYou will work on mission-critical payment capabilities within an enterprise-grade Order Management Platform, where frontend quality, resilience and scalability directly impact customer trust and business continuity.\nThis is not a marketing or content website role - it’s about building robust, reusable, and highly reliable frontend solutions used across multiple countries, payment methods and checkout flows.\nBudapest | Hybrid (1 day onsite)\nFluent Hungarian required\nYOU WILL\nDesigning and building scalable frontend architectures for complex checkout and payment flows\nDeveloping reusable, maintainable component libraries shared across multiple markets\nImplementing state-heavy UIs (payment status, retries, errors, fallbacks, refunds)\nEnsuring high standards in performance, accessibility and reliability, especially in payment-critical moments\nCollaborating closely with backend, product, and platform teams in a DevOps-oriented environment\nContinuously improving developer experience, build pipelines and release quality\nYOUR HAVE\n7+ years of professional experience as a Frontend Engineer working on complex web applications\nStrong proficiency in TypeScript and React\nExperience with Preact is a plus\nExperience working with cloud-based platforms, especially Google Cloud Platform (GCP)\nExpert knowledge of HTML5 and CSS3\nSolid styling expertise using SCSS and/or styled-components, with the ability to design scalable styling systems\nStrong understanding of frontend architecture, application state management, and component-driven design\nExperience working with CI/CD concepts, modern build tools and Git-based workflows (e.g. GitHub Actions)\nAbility to write clean, testable, and well-structured code in a large codebase\nComfortable working in international, cross-functional teams\nWHAT YOU WILL LOVE ABOUT WORKING HERE\nAccess our education library with 250,000+ courses, certifications, and learning resources;\nWell-being Hub: The global Well-Being Hub connects employees across various facets of well-being: work-life balance, working hours and network growth;\nWe value flexibility - hybrid work and flexible hours help you maintain a healthy work-life balance;\nWe also offer additional benefits such as Employee referral bonus and Company shares program;\nCapgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. 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