Frontend Engineer

Salary: £80,000 - 95,000 per year

• Strong commercial experience as a front-end developer delivering production web applications.
• Excellent JavaScript and Type Script skills, with strong experience building UI with React.
• Solid HTML5 and CSS skills, including building responsive interfaces that work well across devices and browsers.
• Experience working with modern web application patterns, including server-side rendering or similar techniques and performance-minded UI delivery.
• Experience building enterprise scalable applications against REST APIs.
• Familiarity with common architectural patterns and building maintainable component-based applications.
• Previous experience in an early-stage startup is a plus.
• Experience using AI coding tools effectively without losing control of the codebase is a plus.
• Experience building data-heavy products such as dashboards, tables, or real-time updates is a plus.

• Own the full frontend surface from design system foundations to performance and deployment.
• Translate UI/UX designs into clean, efficient, and maintainable code.
• Develop accessible and high-performing user interfaces across devices.
• Optimise application performance and ensure cross-browser compatibility.
• Identify, troubleshoot, and resolve front-end issues efficiently.
• Help make decisions on authentication strategies and secure session/token approaches, including JWT, JWE, and token rotation.
• Collaborate with designers, developers, and stakeholders to deliver seamless digital experiences.
• Enforce and maintain best practices in frontend development, including code quality, testing, and performance optimisation.
• Help shape the principles and values we uphold for frontend engineering now and in the future.

• AI
• CSS
• Frontend
• HTML5
• JWT
• Java Script
• REST
• React
• Security
• Type Script
• Web
• UX UI Design

We are a leading AI security start-up building an adaptive security layer designed to detect and respond to evolving threats in real time. This is a founding role where you will take complete ownership of our frontend stack and help build the future of our core offering. You will work with an incredible team of talented engineers in a high-impact environment.

The role offers a base salary of £80,000 - £90,000, along with an employee matched pension plan, stock option package, wellness budget, and monthly socials.