Darktrace has more than 2,500 employees located globally. Founded by mathematicians and cyber defence experts in 2013, Darktrace is a global leader in cyber security AI, delivering complete AI-powered solutions in its mission to free the world of cyber disruption.
For over a decade, Darktrace has pioneered a proactive, AI-native approach to security. Our roots lie deep in innovation. The Darktrace AI Research Centre based in Cambridge, UK, has conducted research establishing new thresholds in cybersecurity, with technology innovations backed by over 200 patents and pending applications.
Today, Darktrace is a global leader in cybersecurity AI, delivering the essential cybersecurity platform to protect organisations today and for an ever-changing future.
As a Senior UI Developer, you will join our innovative R&D teams in Cambridge, contributing to the creation and enhancement of products driving our company’s rapid growth. You will collaborate on diverse projects, utilizing a broad range of tools and technologies.

QUALIFICATIONS & EXPERIENCE:

We invite applications from senior engineers who possess a solution-oriented mindset, coupled with exceptional analytical and problem-solving skills. During the interview process, candidates will be expected to demonstrate their advanced proficiency in JavaScript and React, as well as their ability to write and review code suitable for a production environment. Additionally, candidates should possess:

• A comprehensive portfolio showcasing previous work, highlighting complex UI implementations and innovative solutions,
• Extensive experience and deep knowledge of Redux for state management, Recharts for data visualisation, and TanStack Query for efficient data fetching and caching,
• Expertise in accurately translating designs from Figma into high-quality, responsive code,
• Proficiency with version control systems such as Git, and experience with continuous integration/continuous deployment (CI/CD) pipelines,
• In-depth understanding of web accessibility standards and best practices to ensure inclusive user experiences,
• Proven track record of performance optimisation techniques, including code splitting, lazy loading, and minimising render times,
• Strong leadership skills with experience in mentoring and guiding junior developers.

• Lead the design and maintenance of dynamic user interfaces using advanced front-end technologies,
• Architect and implement comprehensive UI testing strategies utilising tools such as Mocha and Cypress to ensure robust and reliable user experiences,
• Collaborate with cross-functional teams, including product managers, designers, and backend engineers, to integrate user interfaces with backend services and APIs,
• Drive performance optimisation initiatives by implementing best practices in front-end development, including code splitting, lazy loading, and efficient state management,
• Mentor and guide junior developers, providing technical leadership and fostering a culture of continuous improvement.