React Developer – Fintech Kiosk Interfaces

Adecco Permanent Recruitment; Oeiras; On-site; EUR 42,000 - 60,000; Full time

Benefits offered by this job

Health insurance

Meal allowance

Extra days off

Job summary

Adecco Permanent Recruitment is seeking a React Developer to join the internal tech team of a financial-sector company. You will evolve an application used in banking self-service kiosks, delivering scalable, multi-language interfaces from a single codebase.

Requirements include 3–5 years of React frontend experience, TypeScript, and strong knowledge of state management, Tailwind CSS, and real-time/websocket integration. English and Portuguese fluency are expected.

Qualifications

• Degree in Computer Engineering, Computer Science or similar field.
• 3–5 years of frontend development experience with React.
• Solid knowledge of TypeScript in medium- or large-scale apps.
• Experience with Context API, useReducer, or equivalent state management.
• Experience with Tailwind CSS, including theming and design tokens.
• Knowledge of React Router and multi-screen, complex flows.
• Experience with WebSockets or real-time communication.
• Knowledge of i18next/react-i18next or equivalent internationalization.
• Familiarity with Vite, npm, ESLint, Prettier, and Git.
• Strong analytical and problem-solving skills; good communication and teamwork.

Responsibilities

• Develop and evolve banking self-service functionalities from frontend to backend integration.
• Build reusable components for touch interfaces (forms, virtual keyboards, modals, multi-step flows).
• Integrate with real-time services and kiosk peripherals.
• Maintain a single configurable codebase for multiple clients and markets.
• Internationalize the application for multiple languages and geographies.
• Improve code quality via refactoring, testing, and reviews.
• Collaborate with backend, product, and support to resolve production incidents.

Skills

React

TypeScript

Context API / useReducer

Tailwind CSS

React Router

WebSockets

i18next / react-i18next

English proficiency

Teamwork / communication

Education

Bachelor's degree in Computer Engineering / Computer Science

Tools

Vite

npm

ESLint

Prettier

Git

Vitest / Jest / Playwright

Job description

Adecco Permanent Recruitment is seeking a React Developer to join the internal tech team of a financial-sector company. You will evolve an application used in banking self-service kiosks, delivering scalable, multi-language interfaces from a single codebase.

Requirements include 3–5 years of React frontend experience, TypeScript, and strong knowledge of state management, Tailwind CSS, and real-time/websocket integration. English and Portuguese fluency are expected.