Mid-level engineer building low-latency JVM/Java backend services and React frontends for a well-funded early-stage startup in a regulated market. Shares ownership of infrastructure, DevOps pipelines and architecture, and makes heavy use of AI tooling. Hybrid in London (~1 day/week in office); remote considered for the right person.
Strong commercial time on the JVM stack, ideally in Java
A mid-level engineer who wants ownership and doesnt need close management
Track record with performance-sensitive or low-latency work
Sound on DevOps, infrastructure-as-code and deployment pipelines
At home in an early, ambiguous startup where we take the lead and iterate
Responsibilities:
Build systems that need to hold up under load, where keeping things quick and stable is the genuine challenge
Write and maintain backend services on the JVM, mainly in Java
Create clean, responsive interfaces on the front end using React
Deliver live, continuously updating experiences for users
Take a share of ownership over infrastructure and the route to production
Influence the wider architecture and weigh in on product direction
Make heavy use of AI tooling across how we design, write and ship code
Technologies:
AI
Backend
DevOps
JVM
Java
React
More:
We are a well-funded early-stage startup building a consumer platform in a fast-moving, regulated market. Funding is in place and the product is coming together, and we are hiring our first engineering team members. This is a hybrid role based in London, with remote considered for the right person and around one day a week in our central London workspace. We offer real equity, first-engineer ownership across architecture, tooling and direction, a clear path into leadership as the team grows, and a genuine investment in AI tooling with regular internal AI sessions.