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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Engineer II - **Company:** Monzo - **Location:** Cardiff, UK - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Data Infrastructure, Distributed Systems, Machine Learning, Web Applications, Backend - **Published:** October 1, 2026 - **Apply:** https://www.apply4u.co.uk/jobs/backend-engineer-ii/49362775 ## About the Role if: you have strong experience working on the backend of a technology product you want to be involved in building a product that you (and the people you know) use every day you have a product mindset: you care about customer outcomes and you want to make data-informed decisions you're comfortable working in a team that deals with ambiguity you're interested in distributed systems and writing resilient software you have some experience with strongly-typed languages (Go, Java, C, Scala etc.). you think you'd enjoy the kind of work we're doing We're on the look out for L30+ Engineers at the moment, you can read more in our Engineering Progression Framework you will be interviewed across the whole framework, so if you're not sure what level you're aiming for chat to your recruiter! What you'll be working on: We hire very technically agnostic so whilst we use the below technologies we do not expect prior knowledge, you will be fully supported in our organised ## Description collectives (a word we use to describe self-governing business units of ~100 people). They are: Core Banking, Business Banking, Wealth, Borrowing, Growth, Payments, Platform, Fincrime, Security & Expansion. All of our collectives are doing innovative work, many of which have machine learning and AI at the forefront- from fighting financial crime to building smarter financial tools - and you may have the opportunity to join a collective that gives you direct exposure to this exciting space. They're all looking for additional Backend Engineers right now, we do a standard interview process across all our collectives and at the end we will find the best match for you based on your skills, experience, preferences and aligning with the business need! Our backend engineers have a variety of different backgrounds. As long as you enjoy learning new things, we'd love to talk to you. We do not ask for formal qualifications or degree requirements for any of our engineering roles. You should apply, onboarding to get up to speed in the below: Go to write our application code (there's an excellent interactive Go tutorial here ) AWS for most of our production infrastructure and GCP for most of our data infrastructure React for our public web apps and internal tools We also have physical datacenters with actual cables to connect to various third parties The Interview Process: Our interview process involves three main stages: Initial Call Take home task or pair coding exercise Final interview: including a system design and a behavioural interview Our average process takes around 4 weeks but we will always work around your availability. One of our engineers has written a detailed blog on their experience through this process, for extra details, hints and tips please see here . What's in it for you: We can help you relocate to the UK We can sponsor visas. This role can be based in our London office, but we're open to distributed working within the UK (with ad hoc meetings in London). We offer flexible working hours and trust you to work enough hours to do your job well, at times that suit you and your team. Learning budget of £1,000 a year for books, training courses and conferences And much more, see our full list of benefits here We're usually always hiring for Backend Engineers, so there's no closing date for this job. #J-18808-Ljbffr ## Related Videos - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Is Flutter ready for the web yet? - A live coding comparison between Flutter and React](https://www.wearedevelopers.com/videos/401-is-flutter-ready-for-the-web-yet-a-live-coding-comparison-between-flutter-and-react) - [Introduction to Azure Machine Learning](https://www.wearedevelopers.com/videos/368-introduction-to-azure-machine-learning) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Generate AI in the Browser with Chrome AI - Raymond Camden](https://www.wearedevelopers.com/videos/1770-generate-ai-in-the-browser-with-chrome-ai-raymond-camden) ## Related Articles - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)