Senior Software Engineer in London

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Job Description

Principal Software Engineer (Backend Focused) | ~£150K | AI Learning Platform | London Hybrid

Partnered with one of the UK’s fastest-growing AI learning platforms, founded by Cambridge alumni from Google, Amazon, and YouTube, whose mission is simple: to make learning so easy, anyone can learn anything.

They’ve built a generative AI platform that converts content into quizzes, flashcards, and gamified challenges and with 1M+ monthly users and $16M Series A funding, they’re scaling globally.

We’re hiring a Principal Software Engineer (backend-focused) to help build and scale the systems powering millions of learners. You’ll own backend architecture, work with AI features, and ship production-grade code that directly impacts the product experience.

Why it’s worth your time:

• Work on products people genuinely love thousands use it daily.
• Build at scale: millions of API requests, global reach, complex AI integrations.
• Collaborate with elite engineers who care deeply about product quality.
• Backed by top-tier investors and led by an exceptional founding team.

You’ll bring:

• Strong experience in Python + PostgreSQL
• Familiarity with TypeScript and distributed systems (BigQuery, Redis, RabbitMQ etc.)
• Clear communicator who enjoys solving complex problems collaboratively
• Start-up mindset, adaptable, ambitious, and product-driven

Up to but not limited to £150K base + equity

Hybrid London (4 days in office)

If you want to build backend systems that power meaningful, human-centred AI products, and work with one of the smartest teams in London, this one’s hard to top!

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.