Monzo Blog
The latest updates, stories, ideas and guides from the Monzo team.

Becoming an Engineering Manager: 1 year in
Last year, I made the switch into engineering management full time. It’s been an interesting journey with lots of lessons learned.

No card, no problem – view your 3-digit security number in-app
Usually called the CVC, and found on the back of your card.

"At Monzo, it's as easy as it can be for a parent!"
We spoke to parents across Monzo to learn about their experiences of balancing building a bank with taking care of their little ones.

Monzo’s machine learning stack
Neal Lathia, Director of Machine Learning at Monzo gives an overview of Monzo's machine learning platform, the principles behind it, and future plans.

How our Android engineers automated the removal of Kotlin synthetics
Our Mobile Platform team recently faced the challenge of having to remove all synthetic view properties. This post explains how we built a tool to automate the task and the trade-offs we had to consider along the way.

How everyone at Monzo gets involved with testing
Everyone at Monzo gets involved in testing new features and versions of the app before we release them. In this post Sarah, part of our Quality Assurance team, explains the different types of tests we use and how we run them.

Borrowing Data at Monzo
We're hiring for the borrowing data team!

My first 3 months at Monzo as an engineering manager
Jarryd joined Monzo as an engineering manager a few months ago. In this post he shares his journey to Monzo and how he found his feet in his new role.

How we secure Monzo’s banking platform
Our Security Infrastructure team introduces the principles we follow to build security in Monzo’s fast-moving engineering environment and how they work with other engineering teams to keep our customers and platform safe.

Machine Learning at Monzo in 2021
A review of Monzo's machine learning team in 2021

Demystifying the Backend Engineering interview process
We want to explain exactly what our Backend Engineering interview process entails to make it fair and transparent for all our applicants. This post explains what you should expect from each of our interviewing stages and how to prepare.

How to think about the ROI of data work
Next time someone asks about data ROI, show them this formula.

Preparing for Mobile Interviews at Monzo
Our mobile interview process is designed to learn about your strengths. The post explains the specific skills and abilities that will make you successful in the role and what to expect in the interview process.

Data hiring at Monzo: The interview process
We hire lots of different people in Data who join us to work in a lot of different teams. Our interviews are designed to do two things: teach you about Monzo and capture information that tells us the role is right for you.

International Women's Day 2022
Career stories from the women at Monzo