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22 Dic 2025

Full-Time Senior Frontend Software Engineer – React/JS + UI/UX experience

Bequant – Publicado por Bequant –  Madrid, Madrid provincia, Madrid, Madrid provincia

Descripción del empleo

Building products of tomorrow

You will have the opportunity to work in a wide variety of projects, where you can apply your existing knowledge to solve new technical problems on a daily basis. Bequant provides a highly collaborative environment.

You will have the opportunity to work in a wide variety of projects, where you can apply your existing knowledge to solve new technical problems on a daily basis. Bequant provides a highly collaborative environment.

Application process

If interested in one of the following positions and your skills and experience are a match for the role, please send us your CV to jobs@bequant.com.

Senior Frontend Software Engineer – React/JS + UI/UX experience

Full-time — Madrid, Spain (Hybrid)

You will be a key designer and developer of the user interface for our network optimization product, developing new data-visualization and real-time control functionality, and implementing an appealing UI/UX

Responsibilities

  • Develop new data visualization and real-time control functionality for our network optimization product
  • Design an appealing and consistent UX/UI for our product.
  • Participate in the on-going migration of our Graphical User Interface, which was previously based on native JavaScript and jQuery, to a React framework.

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Minimum Qualifications

  • Bachelor’s degree in Computer Science or a related field.
  • 10+ years of software development experience.
  • Expert skills in vanilla JavaScript and jQuery programming.
  • Expert skills working in React with recent experience in ES6.
  • Expert skills in HTML5, CSS3 and Bootstrap.
  • Working experience with Node.js.
  • Significant experience with data visualization libraries for browsers, like D3.
  • Experience with React UI component libraries like MUI.
  • UX/UI experience
  • Experience with Linux development environment (basic shell commands, make, etc.) and tools (especially GIT using the command line).
  • Linux system administration skills (to manage your Linux laptop for development).
  • Proficient in English (fluent in reading, writing, and speaking).
  • EU nationality or Spanish work permit already granted.

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Desired Qualifications

  • Experience with Test-Driven Development (TDD) & TypeScript
  • Experience with scripting in sh/bash shell and Linux tools (awk, sed, etc.)
  • Experience with imaging tools: GIMP, Inkspace, etc.
  • Experience with virtual environments (KVM, VMware or VirtualBox) and containers (docker, Kubernetes).

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We offer:

  • Full-time indefinite-term employment contract
  • Competitive salary (60K€ – 100K€, depending on experience and qualifications)
  • Work with top-level engineering group in a successful technology start-up

Job reference: 2313214

Categorías de trabajo: Programador. Tipo de trabajo: Full-Time. Salarios: Salario no revelado.

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