Kotlin /Java (Spring, Linux) Backend (Quantum Computing)

V4Scale is not just a company; it's an innovation powerhouse that enhances the R&D capabilities of prominent Israeli and US technology firms, with headquarters in Tel Aviv. We do this by harnessing the incredible talents of our diverse global remote workforce, and we welcome candidates from any location worldwide.

We are constantly growing and are now looking for Java/Kotlin Developers to join our Mixed Development Team. The team works in collaboration with a leading Israeli startup in the field of quantum computing to design and develop the backend for the company’s flagship product.

 

Requirements

 

  • Backend Developer (Java/Kotlin) (The project is implemented using Kotlin)
  • Strong in multithreading and Linux.
  • Must have solid experience with cloud-based systems, microservices architecture, high-load and highly concurrent environments, and reactive programming.
  • Experience with network and/or storage appliances is a strong plus.
  • Background development of Monitoring and Control Systems or another kind of enterprise or cloud-based high-scale systems.
  • Python and gRPC and Reactive Programming knowledge are strong advantages.
  • English, sufficient for interviews and participation in meetings (B2+).

     

We offer

  • Remote work, mixed international team, cutting-edge technologies, and flexible working hours.
  • The project that you are not ashamed to write about in your resume.
  • High salaries and bonuses.
  • Business trips to Israel (beach hotel, rented car).
  • A friendly team with experienced mentors instead of bosses.

Required languages

English B2 - Upper Intermediate
Ukrainian B2 - Upper Intermediate
Hebrew B1 - Intermediate
Russian B2 - Upper Intermediate
Java/Kotlin, Spring Boot, Spring Core, Spring Web, gRPC, Python, Reactive Programming, multithreading, Linux
Published 1 September 2025 · Updated 13 December 2025
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