Senior React Frontend

Astek Group; Barcelona; On-site; EUR 70,000 - 90,000; Full time

Job summary

Astek Iberia is seeking a Senior Frontend Engineer (React) to lead frontend development for client projects in a modern tech environment. You will craft scalable React applications, implement robust unit tests, and participate in architectural decisions with cross-functional teams.

Strong experience in React, Azure DevOps, Git, and Agile practices is essential, as is excellent English communication. You will influence technical discussions and help refine product backlogs within an Agile setup.

Qualifications

• 5+ years of professional experience as a Frontend Developer, with strong expertise in React.
• Proven experience developing and maintaining modern web applications in production environments.
• Hands-on experience with Azure DevOps and collaborative development workflows.
• Strong knowledge of Git and version control best practices.
• Solid understanding of Agile methodologies and experience working in Agile teams.
• Experience writing and maintaining unit tests.
• Ability to influence technical discussions and contribute to engineering best practices.
• Excellent communication skills and a very good command of English.

Responsibilities

• Lead the design and development of frontend applications using React, ensuring scalability, performance, and maintainability.
• Develop and maintain robust unit tests to guarantee code quality and application reliability.
• Conduct pull request reviews and promote engineering best practices across the development team.
• Actively contribute to technical decision-making, architecture discussions, and continuous improvement initiatives.
• Collaborate with Product Owners and stakeholders to refine requirements and support the creation and definition of Product Backlog Items (PBIs).
• Work closely with cross-functional teams within an Agile environment to deliver business value efficiently.

Skills

React

Frontend Development

Agile

Unit Testing

Communication

Tools

Azure DevOps

Git

Job description

At ASTEK Iberia, we are looking for an experienced Senior Frontend Engineer (React) to join one of our clients, contributing to innovative digital solutions and driving the delivery of scalable, high-quality products in a modern technology environment.

• Lead the design and development of frontend applications using React, ensuring scalability, performance, and maintainability.
• Develop and maintain robust unit tests to guarantee code quality and application reliability.
• Conduct pull request reviews and promote engineering best practices across the development team.
• Actively contribute to technical decision-making, architecture discussions, and continuous improvement initiatives.
• Collaborate with Product Owners and stakeholders to refine requirements and support the creation and definition of Product Backlog Items (PBIs).
• Work closely with cross-functional teams within an Agile environment to deliver business value efficiently.

Who are you?

• 5+ years of professional experience as a Frontend Developer, with strong expertise in React.
• Proven experience developing and maintaining modern web applications in production environments.
• Hands-on experience with Azure DevOps and collaborative development workflows.
• Strong knowledge of Git and version control best practices.
• Solid understanding of Agile methodologies and experience working in Agile teams.
• Experience writing and maintaining unit tests.
• Ability to influence technical discussions and contribute to engineering best practices.
• Excellent communication skills and a very good command of English.

Nice to have:

• Experience participating in frontend architecture and technical design decisions.
• Experience mentoring or supporting other developers through code reviews and knowledge sharing.
• Exposure to backlog refinement activities and close collaboration with Product Owners.
• Experience contributing to CI/CD and application quality improvement initiatives.

Who are we?

Since 2015, Astek Iberia has been accompanying its customers in their development throughout Spain (Madrid, Barcelona, Valencia, Basque Country, Andalusia, Galicia, etc.).

Founded in France in 1988, Astek is a global player in engineering and technology consulting, present in five continents and 25 countries. With expertise in a wide range of industrial and service sectors, Astek is an essential partner, supporting its customers in an intelligent deployment of their products and services, and in the implementation of their digital transformation.

Today we are more than 8,000 employees, committed every day to promote the complementarity between digital technologies and complex systems engineering.

Our style is to have flexible schedules and highly value the well-being of our employees.

You will grow professionally in a company in constant development and evolution.

You will benefit from a personalized follow-up of your professional projects as close as possible to your ambitions.

You will make a real contribution to the company's development in real time.

You will enjoy 23 days of vacation (in addition to holidays) that you will be able to choose whenever you want.

You will join our team: diverse, multicultural and constantly growing.

You will have days full of good energy and good atmosphere.

...although you still have a lot to discover!