Senior Backend Engineer (C# + AWS)
Feel that you have a real ability to make an impact, both on the company and the industry itself.
Become our next partner-in-tech, join Europe's Newest Neobank, Northmill Bank.
What started as an idea to improve financial life is now an industry-leading platform.
We are a challenging profitable product-company where technology rules
What's in it for you?
You should choose Northmill if you want to take part in a unique journey that will give you the opportunity to develop yourself and a chance to make a change. If you are the kind of person that dares to get out of your comfort zone and explore, Northmill is perfect for you.
The scope of your role:
- As a Senior Backend Engineer, you will take part in the process of the design and development of modern financial applications.
- You will develop advanced monitoring systems used in running operations in the AWS cloud environments.
- You will have an impact on our applications
tions by working closely with businesses and clients who use our banking products. - You will wotk with: C#, .NET Core, ASP .Net Core, AWS (m.in. fargate, lambda, S3, event bridge), Jira, Confluence,Git, Rider/Visual Studio
- As a Senior Backend Engineer you will useDDD and CQRS
Who are you?
You are a creative and curious person with a genuine interest in software development. We are always looking for new knowledge and have a curiosity out of this world, we think that you have the same mindset and you are excited to read about the latest tech trends. You might also, like us, love to write nice and high-quality code.
We hope you are not afraid to inform about problems and have your thoughts on various solutions.
You are a team player and used to work in an Agile environment.
Since we are a multicultural team English is the required language.
Required qualifications:
- 4+ year of commercial experience in creating web applications.
- Solid experience developing applications using C#.
- Solid experience in working with SQL databases.
- Willingness and interest to collaborate and work in a team.
Preferred qualifications:
- Experience with software engineering best practices (code reviews, continuous integration, continuous deployment, testing).
- Exposure to Agile development methodologies.
- Familiar with Web services/web API.
- Familiar with Amazon AWS platform.
The Team
Development and product team is located in Poland and Sweden (50 people). We plan to extend our dev team by another 2 - 4 people.
Be inspired by what we offer
- Work with experts who are one of the best in Europe! 💪
- We love to celebrate our successes - this year we are going to Spain (Alicante) to celebrate together! 🇪🇸
- Flexible work remotely and in our office in Katowice
- A non-corporate atmosphere full of openness to innovation, improvement, teamwork and data-driven approach
- Support your professional growth with the opportunity to attend training workshops and industry conferences
- Real influence on company products and culture
- Benefits packet (medical healthcare, life insurance, Multisport - and partially founded card for the family, English lessons, library)
- Internal conferences, trainings and parties: Northcon, Northdevtalks, Northchill
Northmill is a tech-bank with the vision of simplifying everyone’s financial life. Founded in Stockholm, Sweden in 2006, we develop customer-centric and accessible products that help everyone save money and time. Northmill has 200 000 customers and 145 employees, with over 50 percent working with IT, in three countries.
- Department
- Product Engineering
- Role
- Fullstack dev
- Locations
- Katowice
- Remote status
- Hybrid Remote

Colleagues











Katowice
Our ability to create
Our ability to create and nurture a diverse and healthy culture and environment for every Northmillian is a core part of our success, but it is also something that cannot be taken for granted. It requires constant love and attention and we need to invest in it every day.
We really are in a constant state of innovation and change, which means that it can be tough to always keep up with all parts of the business at all times. But I can promise you that we will always work relentlessly to improve and maintain a strong focus on diversity and inclusion, internally as well as externally, because our business depends on it.
About Northmill
Northmill is a tech company with a banking license aiming to improve financial life, offer merchants smart solutions and erase the borders between in-store and online.
Northmill creates a more personal and relevant experience for people and companies, helping more than 2,500 merchants and 600,000 end users.
Founded in 2006
Revenue 500 MSEK
FTE 160
Saved for users 31 MSEK
Trustpilot 4.8 of 5
Cloud 100 %
End users 600 000
🇸🇪 🇳🇴 🇩🇰 🇫🇮 🇵🇱
Senior Backend Engineer (C# + AWS)
Feel that you have a real ability to make an impact, both on the company and the industry itself.
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