Job opening

At Quantoz we're looking for a Senior software engineer to join our team.

Quantoz /  Utrecht (NL)

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Job description

You will be part of our international development team. Together with the team, you are responsible for delivering a high-quality software service to our clients., As Senior Software Engineer, you will be responsible for the technical design and development of our internationally recognized software NEXUS and QUASAR. You make sure the platforms run 24/7. In addition, you will have a leading technical role in custom projects for clients. Another important part of the job is educating and mentoring your team members., At Quantoz, you have an IMPACT. As you will be part of a small company, your contributions are meaningful. We value open minds and out-of-the-box thinking.

You will have a lot of FREEDOM to execute your work in a way you think best. With this freedom comes a lot of responsibility, of course.

Above all, we like to have FUN! You will have plenty of opportunity to try out new things and learn. We like to celebrate our team's successes. And we like to have drinks together on Friday afternoons.


Quantoz is a Dutch award-winning, technology-driven company, specialized in blockchain-based solutions.

More and more businesses understand how their industry can benefit from tokenization, but they lack knowledge about blockchain technology. In addition, businesses have limited understanding of challenges that arise when connecting to public blockchains or setting up private ones.

Our product NEXUS is a proven SaaS solution that enables businesses to easily integrate public blockchain infrastructure, without the need to deal with the technical aspects involved. This enables these businesses to develop new scalable business models and revenue streams fast while maintaining focus on their core competence.

Our product QUASAR is a blockchain software solution that enables instant compliant transactions and settlement between devices, corporates and people. QUASAR connects the "Internet of Things" economy with traditional financial systems and hence enables devices to become profit centers., At Quantoz we share a passion for transformative innovation and rapidly changing markets due to decentralisation and technological developments. We believe that handing power to people enhances choice. This builds trust and loyalty. Therefore our mission is to service socially valued and open, decentralised concepts. For this, we provide partners with pragmatic blockchain solutions by leveraging internal and external insights and technical capabilities.Our website


We use C# and other .NET related technologies like ASP.NET Core to program our APIs and web-based applications (if you F# |> <3, that's OK).

To be as agile as possible, everything is cloud-based on either Microsoft Azure or Amazon AWS, which allows us to work anywhere, anytime. For streamlining our development process, we like to use GitLab and Jira. Security is a top priority for us.

Oh and we speak English and Dutch., * A relevant degree on HBO/WO level, for example in Computer Science or Software & Information Engineering;
* About 5(+) years of experience in software development;
* Experience with C# and other .NET related technologies;
* Experience with working according to information security standards (ISO 27001/ISAE 3402);
* Is fluent in English, both spoken and written. It would be great if you speak and write German as well;
* The ability to prioritize and motivate team members;
* Is someone responsible, independent and fun to work with!

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