📍 Barcelona – On-site
About the Company
Our client is a fast-growing cybersecurity company based in Barcelona, redefining digital security standards in the B2G (Business to Government) space. They are on a mission to address some of the most complex and sophisticated challenges in the cybersecurity landscape.
At its core, the company is driven by a strong purpose: creating technology that contributes to a safer world. Their culture is built on collaboration, curiosity, and continuous learning, within an environment where every individual’s contribution matters and makes an impact.
The Role
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 both 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
* Ensure cross-browser and cross-platform compatibility
* 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
* Advanced knowledge of TypeScript, JavaScript (ES6+), HTML5, CSS3/SCSS
* 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.
💡 You will enjoy:
* Very Competitive salary package
* Private health insurance
* Flexible compensation plan (including fully covered meal vouchers)
* Flexible working hours
* 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.
👉 If you’re looking for a role where your work has real impact and you want to be part of a cutting-edge cybersecurity project, this is the perfect opportunity.