Senior Software Engineer - London

What's it like to work at Sequence?

Small team, big opportunity, real ownership. You'll do work that matters, have direct access to customers, and grow alongside the company.

If you want to do the best work of your career at a company that’s scaling fast, we’d love to meet you.

What you’ll be doing

We care deeply about the quality of the product we’re building. We’re looking for ambitious software engineers with strong backend and cloud infrastructure experience to build the systems that power billing for modern B2B companies.

Here’s what you’ll do:

• Own revenue‑critical event infrastructure. You’ll work on systems that process customer usage data on which billing and invoicing depend. Design event streaming pipelines that handle high throughput with low latency. Build robust systems where data accuracy is non‑negotiable.

• Design scalable data systems. You’ll work with event streaming arc...