React Frontend KCS IT Porto November 10, 2025

About KCS IT

KCS IT is a consulting, outsourcing, and training services company based in Lisbon, specializing in Project Management aligned with PMI® best practices. We support clients through Consulting, Outsourcing, Innovation, and Training and have expanded to Porto, Leiria, and the Azores hubs.

Founded in 2008, we uphold equality and diversity, creating a safe work environment where opportunities are equal for everyone. We do not discriminate based on age, ethnicity, sexual orientation, gender, disability or any factor other than merit.

Position Overview

React Frontend Developer – Senior (5+ years) – Hybrid model in Porto (must already reside in Portugal).

Requirements

• At least 4–5 years of experience as a Frontend Developer
• Strong hands‑on experience with React. js (functional components, hooks, routing, state management)
• Advanced knowledge of HTML5 and CSS3
• Experience consuming REST APIs
• Familiarity with state‑management libraries (Redux, Zustand, Context API)
• Proficiency with Git version control
• Comfortable with manual testing and basic knowledge of automated testing (Jest, React Testing Library)
• Fluent English (spoken and written) – required for daily communication
• Experience with CI/CD tools (Git
  Hub Actions, Git
  Lab CI)
• Familiarity with Docker for development environments
• Awareness of frontend security best practices (XSS, CORS)
• Experience using UX/design tools (Figma)

Benefits

• Career development personalized to your goals, short‑ and long‑term
• Work on diverse international projects, including Benelux clients
• Free training and certification programs in languages, tech, behavior, and business
• Hybrid system balancing work and socialization
• Full‑remote options for those who prefer home working
• Full‑onsite project options for those who enjoy office collaboration
• Well‑being support: free nutrition, psychologist, general medicine appointments, yoga and personal training (all remote)

Why join KCS IT? We value dedication, energy, integrity, transparency, flexibility, trust, honesty, hard work, proactivity, and teamwork. Your career growth is supported by our training programs, career development plans, and international exposure.

All applications with relevant skills are welcome.