Senior Front-End Engineer

We started Cognito because traditional textbooks were dry, revision sites were fragmented, and private tutors were inaccessible to most students. Today, over 1 million students use our platform to master GCSE and A-Level sciences and maths, completing hundreds of millions of questions. We've grown from a YouTube channel (now 40+ million views annually) into a comprehensive learning platform with 100,000+ monthly active users.

However, we're just getting started. We're expanding internationally, building a mobile app, and developing AI features that will make personalised education accessible to every student. You'd join as our Senior Front-End Engineer (Tech Lead) - a hands-on role where you'll write code most of the time while leading our small front-end team and shaping how we build.

What you'll actually do

This is a hands-on technical leadership role - you'll spend roughly 70-80% of your time writing code, with the rest on leading our front-end team and mak...