København Ø

Region Hovedstaden



Segment: IT
City: København Ø
State/Province: Region Hovedstaden

Posted: 12.08.2022

Senior Software Developer – Web3/Blockchain

Banking Circle / Full time

Banking Circle is a next-generation provider of mission-critical financial services infrastructure leading the rise of a super-correspondent banking network. Banking Circle is a fully licensed bank able to deliver financial infrastructure at low cost, compliantly and securely. Banks and Payments businesses can now access real-time payments allowing them to seize market opportunities without having to commit to significant investment in their own internal infrastructure.

Banking Circle is empowering financial institutions to support their customers’ international trading ambitions, without the need for multiple banking relationships, whilst reducing risk and the operational cost of transactions. Businesses that were previously financially excluded are now able to participate in the digital economy in a way which was not previously possible.

Banking Circle is characterized by a healthy mix of experienced people and development opportunities led by the newest technologies. Further, you will become a part of a greatly diverse department and team in terms of competencies and backgrounds.

Currently, Banking Circle consists of more than 400 people with 41 different nationalities spanning across their offices in Luxembourg, Denmark, UK, Germany, and the Netherlands, who are all passionate about creating next-generation mission-critical financial services infrastructure and leading the rise of a super-correspondent banking network.

The Department

Banking Circle aims to be a best-in-class employer where innovation and career development is going hand in hand. To support that, Banking Circle is looking to hire more talented stars who wants to join a team of highly skilled and dedicated developers focusing on delivering our solution.

In the Payments/Clearing Engineering department there are over 60 employees divided into agile feature teams.

In this department, they are building a cloud-based, state-of-the-art web3 infrastructure in close collaboration with their customers to complement our high-volume payment system. Banking Circle’s customers are both tech-savvy payment service providers and large-scale financial corporations.

You will join a small team of four backend developers operating using agile principles in an informal structure and report to the Engineering Team Lead in our FX and Platform Excellence Engineering department.

Overall Banking Circle’s work culture is characterized by an informal, international, and diverse environment. The organizational structure is highly flexible and embraces change, which means there is ample space for new ideas, a proactive approach to work, and thinking outside the box.

The Position

Specifically, the team is building components and services in order to facilitate transactions between traditional currencies and stablecoins in both directions. They are also offering custody solutions on various blockchains, which means that they are developing supporting infrastructure relating to issuance, transaction monitoring and much more, in pursuit of a holistic product suite built around web3/blockchain technology.

This is a greenfield project, where event sourcing and microservices architecture are used. As some integration is required to existing components, Banking Circle pride themselves on taking ownership of their flow and adjusting components also outside of their own realm wherever necessary in close cooperation with their other development teams.

You will have ownership of the entire development process, and work with the mantra: “You build it – You own it”, ensuring that you can fully define and influence your work.

As a person you are detail-oriented and proactive and not afraid of a learning curve. You should also have a keen interest in blockchain technology and the cryptocurrency ecosystem.

Furthermore, you are expected to be a dependable and knowledge-sharing team player that cooperates well at all levels of an organization. As Banking Circle is an international company it’s a requirement, that you are fluent in English, both verbally and in writing.


To be the right candidate we expect you to have a demonstrated capability from a Senior Software Developer role where you have gained 5+ years of experience within C# and .NET. Additionally, experience, knowledge, or an interest for FX/Blockchain technology is seen as an advantage.

Furthermore, you:

      • Have solid knowledge of data structures and algorithms.
      • Are able to write testable and scalable code.
      • Can take ownership of your own code from idea to post-deployment, preferably also a driver type that is a self-starter.
      • Have a keen interest on learning new technologies and likes to be challenged (steep learning curve)