Senior Frontend Developer (React)
BBBH19366_1759694505
Posted: 10/05/2025
- £120000 - £135000 per annum + equity, benefits
- City of London, London
- Permanent
Senior Frontend Developer (React) - Series A GenAI Security Scale-up 🔐
💰 Salary: £120,000 - £135,000 (DOE) + equity + benefits
📍 Hybrid: 2 days/week in Central London office (Kings Cross/Covent Garden area)
A Series A, high-growth cybersecurity scale-up (~40 employees) is looking for a Senior React Engineer to join their mission of helping companies adopt Generative AI safely and securely. They are building a developer-first platform that enables data protection without complexity - redefining security for the GenAI era.
This is a rare chance to join at a pivotal time as they scale their infrastructure across regions, including a full US AWS deployment. You'll be joining a small but highly capable engineering team where your impact will be significant from day one.
⭐ They are looking for a Senior React Engineer with the following:
- Senior hands-on React experience in a product-focused SME
- Strong design skills and background with TypeScript, HTML and CSS
- Ability to work independently and own projects
- Background in fast-paced environments - scale-ups or consultancies preferred
- A passion for solving complex UX/UI challenges
- Nice to have: experience with Figma and component-based design systems (Storybook)
💻 Tech: React, TypeScript, Figma, Storybook, Git, CI/CD
You'll work closely with a highly technical Senior React Engineer to strengthen and scale their high-performance web applications. If you're excited about working in a collaborative team, rolling up your sleeves in an early-stage environment and building the backbone of a secure, GenAI-first platform - this one's for you.
Apply now to learn more 🚀
Charlotte Young
Head of Java & Kotlin Recruitment