Frontend Developer – React / TypeScript

Vigil365 Limited; Portugal; Hybrid; EUR 50,000 - 75,000; Full time

Job summary

Vigil365 Limited is seeking an experienced Frontend Developer to join a customer application project. You will own frontend tasks, craft reusable UI components, and ensure high-quality interfaces throughout planning, design, and implementation within an Agile team.

You will work remotely within Portugal/Brazil locations, collaborating with stakeholders and TXP colleagues to deliver reliable software with clear communication.

Qualifications

• Extensive hands-on experience with React and TypeScript.
• Solid REST API integration experience.
• Familiarity with MUI/PrimeReact libraries.
• Experience with Vite and React Router.
• Experience writing unit tests with Vitest.
• Background in Scrum-based Agile teams.
• Strong written/spoken English communication.

Responsibilities

• Build reusable UI components and interfaces with React.
• Integrate frontend with REST APIs.
• Collaborate in Agile sprints and planning.
• Write and maintain unit tests (Vitest).
• Contribute to design decisions and code quality.

Skills

React

TypeScript

REST API

MUI

PrimeReact

Vitest

Scrum

English

Education

CS degree

Tools

Vite

React Router

Job description

• Portugal / Brazil - Remote (within locations)

We’re looking for an experienced Frontend Developer with strong React and TypeScript skills to join a customer application development project.

You’ll take ownership of frontend development tasks, building reliable, maintainable interfaces and contributing throughout the development lifecycle from planning and technical design to implementation, testing and defect resolution.

This is a hands-on role for someone who cares about code quality, communicates clearly and works confidently within an Agile delivery team.

WHAT WILL YOU BE DOING:

As part of an agile software development team, you will:

• Build reusable UI components using libraries such as MUI or PrimeReact.
• Integrate frontend applications with REST APIs.
• Work with Vite and React Router to support application development and navigation.
• Write and maintain unit tests using Vitest or similar tools.
• Contribute to technical design, troubleshooting and defect resolution.
• Take ownership of agreed frontend deliverables, meeting quality, functionality and delivery expectations.
• Participate in sprint planning, daily stand-ups, reviews and retrospectives.
• Manage your workload, communicate progress and raise risks or blockers early.
• Collaborate with TXP colleagues and client stakeholders, explaining technical decisions clearly.
• Contribute to development standards and share knowledge with the wider team.

WHAT WE ARE LOOKING FOR:

• Extensive hands-on experience developing applications with React and its ecosystem, including Vite and React Router.
• Solid experience consuming and integrating REST APIs.
• Significant experience with component libraries such as MUI, PrimeReact or equivalent.
• Experience writing unit tests with Vitest or similar frameworks.
• A strong understanding of software design principles, maintainable code and development best practices.
• Demonstrable experience ensuring application quality through testing and defect resolution.
• Experience working within Scrum-based Agile teams.
• The ability to understand how frontend decisions affect the wider application.
• Strong organisation, prioritisation and problem-solving skills.
• Good written and verbal communication skills, including the ability to explain technical topics to non-technical stakeholders.
• A proactive, collaborative approach and the ability to work independently.
• A degree in Computer Science, Engineering or a related discipline.
• Strong verbal and written communication skills in English

WHAT’S IN IT FOR YOU?

• Be part of our collegial environment where responsibility and authority are shared equally amongst colleagues and help create our company culture.
• A culture in which we don’t criticise failure but ensure we learn from our mistakes
• An Agile environment where your ideas are welcome
• The possibility to grow and experience different projects
• The possibility of travelling