At ONE ZERO, Israel’s first fully digital bank, we’re building the technology that powers a new era of intuitive, transparent, people-first banking.
We are looking for a Backend Developer to join our DevExperience (DevEx) team. In this unique role, your "customers" are our own engineering teams. You will be responsible for building cross-organizational infrastructures, streamlining development workflows, and leading the integration of AI-driven tools into our R&D lifecycle. If you are passionate about developer productivity, cutting-edge automation, and shaping how engineers work in the age of AI, this is the place for you
- 5+ years of experience in server-side development – Must.
- B.Sc. in Computer Science/Engineering – Must.
- Expertise in JVM languages: Proficiency in Java or Kotlin or Scala – 1 is a Must.
- Deep Backend Knowledge: Extensive experience with Spring / Spring Boot.
- Cloud & Dev Tools: Hands-on experience with AWS, Docker, Kubernetes, and Kafka.
- Build Systems: Experience with Maven or Gradle.
- Data: Solid experience with relational and/or NoSQL databases.
- Microservices: Strong understanding of microservices architecture and best practices.
Bonus Points (The DevEx Edge)
- AI Enthusiast: Experience with integrating AI tools/APIs (OpenAI, LangChain, etc.) into workflows.
- Tooling Mindset: Proven track record of building internal tools, CLI utilities, or improving CI/CD pipelines.
- Passion for DX: A genuine desire to make life easier for fellow developers.
Top Skills
What We Do
ONE ZERO Bank is a trailblazer in the financial industry, and we're transforming the way people think about banking. We offer advanced financial solutions, including flexible and competitive credit options, alongside standard banking services such as current accounts, credit, deposits, and securities management. Our operational efficiency, lean approach, and focus on innovative technology enable us to provide our customers with advanced services and a unique service experience at competitive prices.
We are breaking free from the traditional banking mold, and our mission is to open up the local banking industry to healthy competition. Unlike other banks, we have no physical branches and thousands of employees, allowing us to create mostly automated work processes that prioritize our customers' needs, aligning seamlessly with the new technological world.







