Hitachi, Ltd. is seeking a talented Senior Front-End Developer to design, develop, and maintain modern, high-quality user interfaces for critical enterprise applications, ensuring excellent user experience and seamless interaction with backend systems. Design, develop, and implement responsive, high-performance, and accessible user interfaces using modern JavaScript frameworks (Angular). Translate UI/UX designs and business requirements into clean, maintainable, and reusable front-end code.

Collaborate closely with backend developers, UX/UI designers, product managers, and other stakeholders to deliver end-to-end solutions. Apply best practices in front-end architecture, state management, and component-based development. Participate in code reviews, providing constructive feedback and ensuring adherence to coding standards and architectural guidelines.

Implement and maintain front-end testing strategies (unit, integration, and end-to-end tests). Contribute to continuous improvement of development processes, tools, and front-end best practices. Stay up to date with emerging front-end technologies, frameworks, and industry trends.

Coach and support junior front-end developers, reviewing their work and promoting knowledge sharing within the team. Bachelor’s degree in Computer Science,



Software Engineering, or a related field, or equivalent practical experience. Minimum 5 years of proven experience as a Front-End Developer, preferably in enterprise or large-scale applications.

Strong proficiency in HTML5, CSS3, and JavaScript/TypeScript. Hands-on experience with modern front-end frameworks. Mandatory experience with Angular;

experience with other frameworks such as React or Vue.js is desirable. Solid understanding of responsive design, cross-browser compatibility, and web performance optimization.

Experience working with RESTful APIs and integrating front-end applications with backend services. Redux, NgRx, Vuex) is a plus. Knowledge of testing frameworks (e.g., Jest, Cypress, Playwright) is desirable.

Experience with version control systems, preferably Git. Understanding of accessibility standards (WCAG) and UX best practices is a plus. For this role, depending on grade and experience, we offer the following employee benefits (subject to the respective plan rules): Annual Incentive Plan, Versátil Working, Meal Allowance, Life Insurance, Medical Check-up, Psychological assistance, Language training, Coaching & Assessments.

📌 Frontend / Angular Developer (zdalnie) (Zaragoza)
🏢 Hitachi Energy
📍 Zaragoza