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Job Description

If you’re a customer of the largest digital bank in the EU, then you’ve probably interacted with our platform and didn't even know it! We are Mambu - SaaS FinTech Unicorn on a mission to revolutionise financial services globally. Your reward if you will join us? A (code) mark on a product used by millions of people!

Meet your product area
Composability Enablement is a platform product area with multiple individual capabilities that complete the overall banking platform we offer to our customers.

This area ensures that custom field data can be properly captured and our customers can set up notifications and stream events  by providing reliable and performant systems. We are currently working on 2 big projects: MySQL scaling /sharding and deploying core banking solutions on Kubernetes instead of AWS.

We are using flame graph analysis and help with items related to the Configuration, Administration, Data Management, Identification, Authorization, Authentication, Access & Audit and User Permissions & Roles of the Mambu App.

Your contribution

  • Design and implement clean, scalable and reusable code using Java
  • Architect RESTful web services
  • Work with cloud (AWS,Azure,GCP) and the associated architectural patterns (Serverless computing, configuration as code, containers, Kubernetes)
  • Contribute to development of CI and CD pipelines (GitLab)
  • Improve the MySQL database engine performance
  • Test code using JBehave, Unit and Selenium

What’s in your toolbox

  • 3 +/5+ years’ experience (medior/senior position) working in Java 
  • Unit testing knowledge (e.g. JUnit)
  • Experience with mySQL
  • Platform knowledge (Terraform, Kubernetes, Docker)

You’re more than your job description

  • Coding isn’t your only language - you can communicate crystal clear in English! 
  • You want to make a difference, hone your skills, and code because you love it!
  • You’re not satisfied with what’s already available and have the ambition to revise and improve things in the name of progress
  • Know-how of writing your own tests (i.e.: integration tests, end-to-end tests and so on)
Your future at Mambu

We are a diverse group of Mambuvians, and we are growing fast across 30 countries and 6 continents (not enough banks on Antarctica!). Our eyes are on the future, and we believe we can achieve our mission together by working agile, harnessing the latest technology and having a positive impact for future generations by improving the environment we are in.

Mambuvians own their career growth, but we like to celebrate our successes together. We’ve got your back on your health, body and mind. Whether it’s our flexible hours or locations, or our 4-day work week over a 3 month period. You work 4 days a week, but get paid for 5! As a member of the Iasi office team, you will have access to:

- Private health insurance
- Wellbeing: therapeutic massage, sports package, eye glasses budget, standup desk
- Pre-paid parking ticket at Palas / Monthly bus pass
- Monthly meal tickets 
- Ticket gifts for: Easter and Christmas
- In the office: fruit, coffee, tea, sweets and many others;
- Monthly fruit delivery at home and desk acquisition for home office during the pandemic
- Training & development personal budget

As part of the recruitment (or HR onboarding) process, you will be required to obtain authorized criminal background and credit screening results, and your employment is conditional upon approval of these results.

More about us:

To stay on top of the latest Fin-Tech trends and our success stories, please follow us on LinkedIn
For more details regarding our global career opportunities, please visit Career Site


Mambuvians come from over 30 countries across six continents. Over the years we have become increasingly diverse in perspectives and ideas. To us, diversity is a company-wide value, and a strategy to boost productivity and to leave a positive, global impact on our industry. From Europe to Asia, and the Americas - Mambuvians are experts at collaborating globally.

We are a no nonsense company that loves a good challenge and is fostering a culture of a great work-life balance. Our perks range from a 4-day-working-week in summer, to extraordinary team getaways.

Building on collaboration and trust, we created a true ownership culture, which is integral to our success. We help and empower each other to make decisions that can have a lasting impact on our business, and influence thousands of customers and millions of their end users world-wide. Are you up for it?

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