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Staff Backend Engineer

Barcelona💼 Full-time🗓 2026-05-28 → 2026-07-31

Core

Building and supporting parts of Monzo's in-house banking platform, including personal and business accounts, credit cards, and savings/investments.

Role type

Staff Backend Engineer

Builds

Banking platform features and infrastructure for Monzo customers

Domain

Fintech / Banking

Deliverable

production ML models | product features | infrastructure

Required skills

Backend development, distributed systems, resilient software design, strongly-typed languages (Go, Java, C, Scala)

Preferred skills

Product mindset, data-informed decision making, working in ambiguity

Technologies

Go, Cassandra, Kafka, Envoy Proxy, Kubernetes, Docker, AWS, React

Responsibilities

Collaborate across disciplines to test hypotheses and make a difference to customers, build and support a particular part of Monzo, write application code using Go, work with distributed systems and resilient software

Seniority

Staff (L60), hands-on IC

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