Full-time, Vienna | Home office. Tapkey is a smart team with a mission to improve smart access. Our technology transforms the smartphone into a secure key for doors, cars, boxes, and more. We offer a globally unique technology platform with extensive integration capabilities via SDKs and Web APIs. By bundling our competencies with a global network of partners and integrators, we create solutions offering a unique user experience for various industries such as building access and automotive. 

Due to the extension of our product portfolio, we’re strengthening our software development team. If you like to get things done and have the drive to change the world with outstanding solutions, then we have an exciting opportunity for you:


You will be responsible for expanding the Tapkey core platform in two key ways: by integrating with leading platforms in the market to align more closely with our users’ tech stacks and by continually enhancing Tapkey to push the boundaries of Smart Access Management.

The kind of work you will be doing:

  • 20% Design and Architecture:  You are designing and developing features for our software platform.
  • 70% Implementation and QA: Allowing each team member to be focused on what we like to do is important for Tapkey.
  • 10% Support: Tight cooperation with our customers and support, making sure solutions are working smoothly.


You will be using:

  • Backend: ASP.NET Core, C#, Microsoft Orleans, Entity Framework.
  • Cloud Services: Most of our services are in Azure Cloud, we integrate with various elements like Static Web Apps, App Services, Service Bus, Azure SQL, Azure Storage, and much more.
  • Frontend: Angular and Blazor.
  • Development lifecycle: Agile, Azure DevOps, Git, Visual Studio, Visual Studio Code.

Other technologies we are using include:

  • Android, iOS, Apache Cordova, J2ObjC, Java, Kotlin, Swift, ObjC.
  • Frameworks: Ionic.
  • Firmware: BLE, NFC, FreeRTOS, ARM Cortex, Nordic nRF5x, C, C++.

* Don’t worry, you don’t have to know it all. We are looking for motivated people who would like to expand their knowledge in these areas.

ABOUT YOU (m/f/d) 🌟

  • You are smart, self-motivated, and love to work in an agile environment.
  • You have the drive to change the world with outstanding and efficient solutions.
  • You have experience with Authentication and Authorization solutions for Web Applications.
  • You are experienced in building solutions that integrate multiple event-driven Web APIs.
  • You feel comfortable with technologies like Webhooks, web sockets, data synchronisation, and similar.
  • You are open-minded and have a good sense of tech trends and how to implement them.
  • You are a team player who actively contributes and approaches issues in a solution-oriented manner.


Pictured is a light bulb icon

Diversified tasks and innovative projects.

Pictured is a sustainability icon

A central and long-term role in a growing start-up with the strong backing and stability of an international company group.

Pictured is an icon of personal development

Possibilities for personal development and participation at (international) conferences.

Pictured is an icon of a path

Independent but goal-oriented work with freedom to help shape the company.

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Company events: Off-site summits, hiking tours, business runs, wakeboarding, and much more.

Cool team and easy-going atmosphere. Stop by and feel the spirit!



  1. Initial screening by HR and a member of the Tapkey tech team.
  2. Interview with one of our Co-founders.
  3. Technical and functional interview or case study assessment.
  4. Meet the team in person.

Apply now

Office & HR-Managerin Martina Zopf

Martina Zopf

Send your application documents to Martina Zopf at martina.zopf@tapkey.com. She will get in touch with you.

We offer a compelling salary for a convincing performance! With appropriate experience and qualifications, we are of course willing to significantly overpay the basic wage outlined in the IT collective agreement (€2.854 gross according to ST1 entry-level IT-KV; we have to refer to this minimum gross salary for legal reasons). 

We look forward to hearing from you!

We’re committed to an inclusive and diverse company! We do not discriminate based on gender, ethnicity, sexual orientation, religion, civil or family status, age, disability, or race.

In your application, please feel free to indicate your preferred pronouns (For example – she/her, he/him, they/them, etc).

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