Staff Backend Engineer

Monzo·Cardiffsenior

In short

→Ingeniero backend de nivel staff en Monzo, enfocado en construir y escalar servicios críticos para cuentas bancarias digitales.
→Trabajo diario: desarrollo en Go, diseño de arquitectura distribuida, integración con Kafka/Cassandra y trabajo en equipo multidisciplinario en un entorno ágil.
→Destacado: su impacto directo en millones de usuarios UK a través de productos financieros innovadores y arquitectura técnica de vanguardia.

You'll need to be comfortable communicating in English as it is the primary language used

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What they ask for

✓Experiencia sólida en Go como lenguaje principal de desarrollo.
✓Conocimiento profundo de sistemas distribuidos y escalabilidad en entornos de alta disponibilidad.
✓Experiencia con bases de datos NoSQL como Cassandra.
✓Dominio de mensajería asíncrona con Kafka.
✓Experiencia práctica con Kubernetes y Docker.
✓Capacidad para colaborar en equipos multidisciplinarios y compartir conocimiento.

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

GoCassandraKafkaEnvoy ProxyKubernetesDockerAWS

Who should you write to at Monzo?

Your free dossier identifies the people who'd interview you — their background, what they value, and how to reach out so you stand out before applying.

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts , accounts for 16-17 year olds , a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save , invest and combine their pensions with us. With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ 📍London / UK Remote | 💰 Staff Backend Engineer (L60) £130,000 - £170,000 + Equity + Benefits | Technology - Engineering About our Engineering Teams: We have around 650 engineers out of roughly 5,500 people in total - and we have big ambitions. There are many interesting challenges ahead, and we're happy for people to move between teams or to specialise, whatever you prefer. As an engineer here you'd be able to work directly with anyone across the company, and we run regular knowledge-sharing sessions so you’ll learn heaps about everything from how banks work to effective communication. We contribute to open source software as much as possible. Our blog is a good place to learn even more about what we do! What you’ll be working on: We rely heavily on the following tools and technologies: • Go to write our application code (there’s an excellent interactive Go tutorial here ) • Cassandra for most persistent data storage • Kafka for our asynchronous message queue • Envoy Proxy for RPC • Kubernetes and Docker to schedule and run our services • AWS <span

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