Senior Go (Golang) Engineer | Stealth Fintech | London (Min. 4 days/week onsite in London) £120k - £150k + Equity | Hybrid London

Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI- "Thin Ledger"—set to replace legacy infrastructure at Tier 1 banks.

We're looking for a Senior Engineer specialising in Go to contribute to v1 builds, define architecture, and ship mission-critical backend systems from scratch.

What you’ll do:

Design & scale a fault-tolerant ledger (Golang, Kafka, CockroachDB/YugabyteDB) Architect distributed, multi-region infra with five-nines reliability Contribute to backend, DevOps, and CI/CD decision-making Embed AI into engineering workflows & ops Self-motivated, problem-solving mindset; open to non-traditional backgrounds.

You should have:

Expert backend skill ideally in Golang, or Rust, Zig or C. Deep understanding of building distributed systems from scratch. Experience in greenfield projects with high ownership in a Big Tech and / or Start Up environment. Motivated and excited to work with AI.

Why join:

Huge ownership: build core infra from scratch. Work with a high-caliber team, fast-paced and product-minded founders who have worked in some of the most recognised tech businesses in the world. Help define an open-source platform from day one. Clear path to tech unicorn status with fruitful equity included. Recently raised 8 figures in funding.

Apply within if your skillset matches!

Please note: Due to the high volume of applications we are not always able to respond to all applicants, if you have not had a response within 7 days of your application it is likely it has been unsuccessful.