Backend Engineer III

• Join around 400 engineers at Monzo building an in-house banking platform that millions of people use every day. • Work on everything from customer-facing products to underlying infrastructure, payments, financial crime, and data. • Solve interesting distributed systems challenges in a product-led, data-informed engineering culture. • Write resilient, maintainable backend code using Go, with Cassandra, Kafka, Kubernetes, and AWS. • London or fully remote anywhere in the UK, with no mandated office attendance.

• Strong experience working on the backend of a technology product. • Product mindset — cares about customer outcomes and wants to make data-informed decisions. • Comfortable working in a team that deals with ambiguity. • Interest in distributed systems and writing resilient software. • Some experience with strongly-typed languages such as Go, Java, C, or Scala.

• Prior experience with Go specifically. • Familiarity with Cassandra, Kafka, Kubernetes, or Docker. • Background working in a regulated or financial services engineering environment.

• Design and build backend services that power Monzo's banking platform and customer-facing products. • Write application code in Go, contributing to a resilient and scalable distributed system. • Work with Cassandra for persistent data storage, Kafka for asynchronous messaging, and Kubernetes/Docker for service scheduling. • Collaborate across disciplines — product, design, data, security, and operations — to solve meaningful problems at scale. • Contribute to a codebase that touches payments, financial crime, customer operations, and infrastructure.

We have been Monzo customers for years and have always loved their beautiful, simple app UI. We believe their product has a positive impact on millions of customers, motivating them to be more conservative with their spending and helping them save money. Monzo, as a company, has consistently grown over the past 10 years and is known for its strong company culture, generous benefits, and leadership that strives to be truly transparent and cares about its colleagues. It is a company that helps you advance your career and grow as a professional, working with great teams. If you like to join a thriving, upcoming bank and help millions of customers lead a financially sound life, Monzo gives you the opportunity to push ahead.

• Salary of £85,000–£110,000 plus performance-based incentive awards. • Visa sponsorship available. • Relocation support to the UK available. • Flexible working hours — freedom for school drop-offs, gym slots, appointments, and avoiding peak commute times. • Part-time working considered where possible. • £1,000 learning budget each year for books, training courses, and conferences. • London or fully remote within the UK, with no mandated office attendance.

Monzo is on a mission to make money work for everyone. With around 400 engineers building an in-house banking platform, Monzo designs and ships products ranging from everyday customer experiences to underlying infrastructure, payments, financial crime, and data — all with a strong product mindset and a commitment to engineering excellence.