Senior developer/ Software Architect Python, Java

We are looking for a Senior developer/Software Architect to one of our renowned customer. The project is in a design phase and the small team needs help from a senor developer or architect who can discuss different code and software possibilities and constraints.

The new system will consist of different parts; hardware, large amount of data, UI application, backend application, security aspects.

We would like the consultant to be available within 1-2 weeks.
Place for the assignment is a mix of Solna office and remote.

Required competence
It would be necessary for the consultant to have experience in different technologies in both backend and frontend programming languages and frameworks.
Some languages that are good to have are; Python, Java, C++, C.