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Monzo

Staff Backend Engineer

Posted on 4 October 2026New

About the role

💼 What you will do

• Join Monzo as a Staff Backend Engineer, building its in-house banking platform. • Work in a cross-functional squad that tests hypotheses and makes a difference to customers. • Join a collective working on areas such as financial crime, smarter financial tools and AI. • Move between teams or specialise, whichever you prefer. • Join around 650 engineers, with no degree or formal qualifications required. • Earn £130,000–£170,000 plus equity, working remotely from anywhere in the UK.

📋 Job Requirements

• Bring strong experience working on the backend of a technology product. • Bring a product mindset and make data-informed decisions. • Work comfortably in a team that deals with ambiguity. • Show interest in distributed systems and resilient software. • Bring some experience with strongly typed languages such as Go, Java, C or Scala. • Want to build a product you and the people you know use every day. • Be based in the UK.

🌟 Nice-to-have

• Write Go. • Bring experience with Cassandra, Kafka, Envoy, Kubernetes or Docker. • Show experience with AWS infrastructure. • Bring experience in fintech, payments or banking.

🎯 Responsibilities

• Build and support a part of Monzo alongside product, design, research, mobile and data colleagues. • Test hypotheses with your squad to improve customer outcomes. • Write backend services, mainly in Go. • Design resilient, distributed systems that scale. • Share knowledge across the engineering organisation. • Contribute to open source software where possible.

About Monzo

📊 Monzo at a glance

🚀 Why Join - Our Take

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.

😃 What Monzo offers

• Earn £130,000–£170,000 plus equity. • Work remotely from anywhere in the UK, with no mandated office attendance. • Enjoy flexible hours around school runs, appointments and family needs. • Work part-time where possible to fit other commitments. • Get a £1,000 annual learning budget for books, courses and conferences. • Receive visa sponsorship and relocation support to the UK.

💖 What makes Monzo unique

Monzo is on a mission to make money work for everyone, replacing the confusing ways of traditional banking. Starting as a prepaid card, it now offers personal and business accounts, joint and kids’ accounts, credit, savings, investments and pensions in the UK. Its around 650 engineers build an in-house banking platform using Go, Cassandra, Kafka and Kubernetes.

💬 What employees say

"It does truly feel like we are trying to solve pertinent problems in people’s lives, their ability to achieve more and be better with their money. I feel very priviledged to be a part the mission here at Monzo."

Heldiney Pereira
Product Designer

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