The first Swiss mobile-only bank with focus on sustainability

radicant: Next Generation Banking

Challenge:

radicant aimed to build a fully digital banking platform that seamlessly integrates a wide range of third-party systems.

Outcome:  

radicant successfully launched a secure, scalable, and composable digital banking backend.

Results and value creation

Outcomes

By mid-2023, radicant Bank had successfully launched its fully digital, secure, and scalable banking platform. The composable backend and integration framework now support not only day-to-day banking operations but also continuous feature development, regulatory compliance, and personalized user experiences. Thanks to the flexible architecture and deep integrations, the bank is equipped to expand its services and react quickly to new market or regulatory requirements.

Background and context

Intro

In October 2021, radicant Bank, an initiative backed by Basellandschaftliche Kantonalbank, embarked on a mission to build Switzerland’s first mobile-only bank dedicated to sustainability. Their unique value proposition: combining next-generation digital banking with a commitment to the UN Sustainable Development Goals. AOE was selected as the strategic technology partner to design, implement, and scale this vision — from architecture and backend development to cloud deployment and integration.

Initial situation and core problems

Challenge

radicant’s ambition to create a fully digital and composable banking solution required a highly secure, scalable, and interoperable infrastructure. One of the key challenges was the development of a robust digital e-banking backend and the creation of an integration layer capable of connecting the Finnova core banking system with various third-party providers. These included Swisscom, Axigo, Salesforce, Contovista, NetGuardian, and others — each with its own protocols, APIs, and security requirements.

Approaches and realization

Solution

AOE developed a comprehensive solution that combined technical excellence with regulatory compliance and architectural foresight:

  • Development of a complete digital e-banking backend leveraging Java microservices and Google Cloud infrastructure.
  • Integration layer designed for seamless connection of Finnova and all relevant third-party services.
  • Solution, IT, and security architecture aligned with Swiss banking standards and future scalability needs.
  • Full integration with platforms including Finnova, Swisscom, Salesforce, Axigo, Onboarding flows, Contovista, NetGuardian, and a central data layer for unified access and analysis.
  • Infrastructure deployed on Google Cloud Zurich, ensuring data sovereignty and high availability.
What other people say

Quotes

Christoph Schwarz

CTO

 /

radicant

AOE’s team’s expertise and commitment have been paramount in shaping radicant’s vision into reality. From the inception to deployment.

Growth, efficiency and innovation

Business benefits

  • Rapid time-to-market for a new digital bank.
  • Reduced operational complexity through centralized integration.
  • High compliance standards met via secure cloud infrastructure.
  • Scalable architecture ready for growth and innovation.
  • Enhanced customer experience through seamless onboarding and data-driven services.
  • Strong alignment with sustainability goals.
  • Core statements and key findings

    Management Summary

    radicant Bank, Switzerland's first mobile-only bank focused on sustainability, set out to create a fully digital, scalable, and secure banking platform aligned with the UN's 17 Sustainable Development Goals. Together with AOE, radicant built a comprehensive e-banking backend on Google Cloud, integrating a broad range of third-party services and systems, including Finnova, Salesforce, Swisscom, Axigo, and more. The project combined cutting-edge cloud infrastructure, a composable architecture approach, and a deep integration layer — laying the foundation for a future-proof digital banking experience.

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