Senior Frontend Engineer

Senior IT Consultant 360o & Manager @ Talent-R | Cybersecurity, Cloud & DevOps | Business Development | LEINN Graduate

Overview

They are looking to hire a Senior Frontend Engineer to join their engineering team. The selected candidate will be responsible for designing, developing, and optimizing the user interface of their cybersecurity platform, working closely with engineering and research teams. This is a key role with high levels of ownership and the opportunity to make a tangible impact on the product and the company’s mission.

Key Responsibilities

End-to-end development of frontend applications using Angular (latest versions)

Collaborate with UX / UI designers to translate wireframes and mockups into interactive, responsive interfaces

Optimize application performance (rendering, responsiveness, memory usage) to support heavy data workloads

Write clean, reusable, and testable code following industry best practices and internal coding standards

Implement and maintain unit, integration, and end-to-end tests to ensure product reliability

Integrate with backend services via RESTful APIs and GraphQL

Contribute to the design of the frontend architecture , proposing improvements for scalability and maintainability

Conduct code reviews and mentor junior developers, promoting knowledge-sharing and best practices

Stay up to date with modern frontend trends (frameworks, tooling, CI / CD) and proactively introduce relevant innovations

Collaborate closely with product managers and researchers to deliver features aligned with business and security goals

Requirements

5+ years of professional experience in frontend development, with at least 3 years of hands-on experience in Angular

Solid understanding of frontend architecture , state management patterns (NgRx or similar), and modular design

Experience integrating with RESTful APIs and GraphQL endpoints

Good understanding of testing frameworks (e.g. Jasmine, Jest, Cypress, Karma)

Knowledge of build tools (Webpack, Nx, or similar) and version control (Git)

Familiarity with Python or backend concepts is a plus (ability to collaborate effectively with backend engineers)

Strong foundation in web performance optimization and secure coding practices

Experience working in Agile environments (Scrum / Kanban) with CI / CD pipelines

Excellent communication skills, fluency in English (written and spoken)

Ability to work on-site in Barcelona and collaborate in a fast-paced, innovative environment

What’s on Offer

Our client offers a people-first environment within an ambitious and fast-growing start-up , providing strong opportunities for personal and professional development.

Very Competitive salary package

Private health insurance

Flexible compensation plan (including fully covered meal vouchers)

100% on-site role in their beautiful office (Barcelona)

Fully stocked kitchen (coffee, organic fruit, snacks, beverages)

Team-building activities and continuous learning opportunities

The company is proud to be an equal opportunity employer , celebrating diversity and fostering an inclusive workplace for all applicants.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

IT Services and IT Consulting and Software Development

Industries

IT Services and IT Consulting and Software Development

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