.NET Backend Developer – Payments Team

Tradera is a purpose-driven company with a belief that consumption has a large impact on our planet. We’re determined to use what we control – our business, our voice, our creativity, and our platform to do something about it.

At Tradera we’re on a mission to 'Drive the Transition to Sustainable Shopping', by shifting the way people consume and resell preloved goods. Our technical platform is an enabler in this shift. Together, we’re building large distributed and scalable systems handling great amounts of data. With more than five million weekly visits and 300 bids per second during peak traffic, the demands on our technical solutions are high.

To continue on our mission, we need more people to join us! 

About the team As a .NET Backend developer you’ll develop the product and the technical platform for our thousands of users in the Nordic region. You’ll be critical in taking complex problems and creating simple, scalable solutions that elevate a world class experience for our users.

You will be working in a .NET environment in our Payment-focused team, where the mission is to take the friction out of payments . You will have the opportunity to work with three other developers with the full circle of payments – from the initial order to checkout flows and backend settlements. We’re a friendly and skilled group of people who like to challenge existing solutions and ways of working.

It is important that you have good communication skills and is open to having conversations in all directions, both towards other developers but also UX Design and Product Owners. You might also participate in customer workshops to better understand how to serve our buyers and sellers. 

Example of responsibilities 

 • Be part of a small team and contribute to achieving its mission

• Build and maintain scalable backend applications and payment services for Tradera.com

• Work with languages and technologies such C#/.Net 5, Kubernetes, NServiceBus, MS SQL, Elasticsearch, MongoDb, RabbitMq, Google Cloud and more.

• Engage in architectural improvements and discussions 

• Work in harmony with software engineers, product management, UX, and operational teams to develop the next generation of our payment system, Tradera Pay.  

Who are you? 

 We believe that you’re a curious backend developer interested in testing your technical skills and problem solving capabilities. Skills and proficiency in one or more of the technologies we work with on a daily basis would excite us, but we value your willingness to learn even more.

Further, it's important that you’re good at communicating both towards other developers as well as towards UX/Design and Product Owners. Experience with working on high traffic websites within e-commerce or related industry is a plus. If agile methods are something you have passion for and you value team success over personal success, then you'll love working at Tradera!

At Tradera we offer competitive salaries and benefits like a yearly bonus and a generous pot for competence development. But most of all, you’ll get a little extra when you join us!  Like a group of passionate and engaged people who really love what we do and with strong belief that people deserve a smooth way to care about the planet!

Come and join us – Don’t be square, get circular!

Additional information

  • Remote status

    Temporarily remote

Or, know someone who would be a perfect fit? Let them know!


Sankt Eriksgatan 117
113 43 Stockholm Directions

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