Frontend Software Engineer (JavaScript / TypeScript & React)

Darktrace is a global leader in AI-driven cybersecurity, helping organizations stay ahead of evolving threats every day.

Darktrace was built on a genuinely differentiated idea: that Adaptive AI could detect and respond to novel, real-time cyber threats. That approach matters more than ever in the era of AI. Today, our customers depend on us to stay ahead.

At Darktrace, we are energized by that responsibility. We work across teams and rally around a shared goal. We own outcomes end to end - step in, step up and see things through without waiting to be asked. We make decisions with urgency, say the hard thing, and hold each other to high standards with care and directness. We move first and learn fast anticipating where our customers are going next, continuously challenging ourselves.

We invest in the skills, learning and opportunities that help people deliver at the level their roles demand, and reward the aptitude and curiosity to grow beyond them.

Our Values: Own It | Win as One | Raise Our Bar | Move First. Learn Fast

Job Description:

The Frontend Software Engineer will work both collaboratively and independently to deliver cutting edge cyber security solutions. You will be tasked with creating and maintaining dynamic user interfaces, enhancing user experience, improving technical feasibility and improving on specifics around speed and scalability.

Please note this is hybrid position and will require a minimum of 2 days a week in the Cambridge office.

What will I be doing:

You will collaborate closely with cross-functional teams, including backend engineers, UX designers, and product managers, to ensure seamless integration of UI components with core systems. This role requires a strong understanding of modern JavaScript frameworks, responsive design principles, and accessibility standards. You will also be expected to contribute to code reviews, maintain high-quality documentation, and proactively identify opportunities to optimize performance and scalability across the platform. Key responsibilities include:

• Develop and implement reusable UI components using modern frameworks (e.g., React, Angular, or Vue)
• Ensure applications meet accessibility standards (WCAG) and deliver an inclusive user experience,
• Optimize front-end performance for speed, scalability, and responsiveness across devices,
• Collaborate with backend teams to integrate APIs and ensure data consistency,
• Participate in design discussions and provide technical input to improve usability and functionality,
• Maintain thorough documentation and contribute to best practices for UI development.

What experience do I need:

We welcome applications from engineers who have a solution-focused mindset combined with an analytical approach and problem-solving skills. During the interview process, you’ll be able to demonstrate your ability to program using React and will show an understanding of writing code in a production environment. Your application will additionally benefit from:

• Experience with JavaScript or TypeScript,
• Strong understanding of CSS,
• Experience and knowledge of Redux and TanStack Query,
• Demonstrable skill in translating designs accurately from Figma,
• An awareness of good UX practices,
• Knowledge of the fundamentals of web application security,
• Proficiency with Git,
• A strong foundational knowledge of programming methodologies and data structures, particularly when dealing with big datasets.
• A portfolio and/or public GitHub repository showcasing your previous work.

As a growing business strengthening its governance and controls, this role plays a part in supporting high standards of integrity and accountability.

Darktrace is an Equal Opportunity Employer. We consider all qualified applicants for employment without regard to race, color, religion, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, veteran or military status, or any other characteristic protected by applicable federal, state, or local law.

Darktrace is committed to providing reasonable accommodations to qualified individuals with disabilities in accordance with applicable laws. If you require a reasonable accommodation to participate in the application or interview process, please contact your Talent Partner.