Mobile banking constructor for Treezor’s fintech clients

Treezor, acquired in 2019 by Societe Generale group, is an Electronic Money Institution (EMI) authorized by the ACPR (the French regulator) to operate in 25 countries and is a Principal Member of the Mastercard network.

Treezor is the Banking-as-a-Service precursor that embeds tech, regulatory and security aspects into its offering to provide access via API to the entire payment chain, from receiving to issuing payments. Treezor devotes a significant part of its resources to developing new technology in order to support innovation and its customers’ growth strategies.


In today’s fast-paced digital landscape, fintech companies are constantly seeking innovative solutions to enhance their services and meet the evolving needs of their customers. This case study explores the collaboration between S-PRO, a renowned software development company, and Treezor, a leading European banking-as-a-service provider. The objective of the partnership was to develop a cutting-edge mobile banking constructor to empower Treezor’s fintech clients in delivering seamless mobile banking experiences to their end-users.


Treezor faced a significant challenge in offering its fintech clients a mobile banking solution that aligned with their brand identity and provided a seamless user experience. The key challenges included:

Customization and Branding

Fintech clients required a mobile banking platform that could be customized to reflect their unique brand identity, ensuring consistency across their digital presence and strengthening customer trust.

Rapid Development and Time-to-Market

The fast-paced nature of the fintech industry demanded an agile development approach to deliver the mobile banking solution within tight timelines. It was crucial to launch the platform swiftly to gain a competitive edge and capitalize on market opportunities.

Regulatory Compliance

Compliance with financial regulations, such as PSD2 (Payment Services Directive 2) and GDPR (General Data Protection Regulation), was imperative to ensure data security and privacy, as well as to establish trust with end-users.


S-PRO, leveraging its extensive expertise in fintech and mobile app development, collaborated closely with Treezor to create a robust mobile banking constructor. The solution provided a range of essential features and capabilities, including:

White-Label Customization

The mobile banking constructor allowed fintech clients to personalize the platform with their own branding elements, such as logos, colors, and fonts. This ensured a consistent brand experience for end-users and reinforced brand loyalty.

Agile Development Approach

S-PRO adopted an agile development methodology, enabling rapid iterations and quick feature rollouts. This approach facilitated faster time-to-market, empowering Treezor’s clients to seize market opportunities promptly.

Regulatory Compliance

The mobile banking constructor was designed with a strong focus on security and compliance. It adhered to industry regulations, such as PSD2 and GDPR, ensuring the protection of sensitive user data and establishing trust among end-users.


The implementation of the S-PRO mobile banking constructor brought significant results for Treezor and its fintech clients:

Enhanced Brand Identity

Fintech clients were able to customize the mobile banking platform to reflect their unique brand identity. This resulted in a cohesive brand experience for end-users, fostering brand loyalty and differentiation in the market.

Accelerated Time-to-Market

The agile development approach facilitated faster iterations and feature rollouts, enabling Treezor’s clients to launch their mobile banking applications swiftly. This accelerated time-to-market provided a competitive advantage and enhanced market responsiveness.

Regulatory Compliance and Security

The mobile banking constructor ensured compliance with PSD2 and GDPR, safeguarding user data and privacy. This compliance, coupled with robust security measures, instilled confidence in end-users, leading to increased trust and adoption of the mobile banking solutions.


The collaboration between S-PRO and Treezor resulted in the successful development and implementation of a powerful mobile banking constructor. By addressing the challenges faced by Treezor’s fintech clients, the solution empowered them to offer personalized, compliant, and secure mobile banking experiences to their customers. The outcomes included enhanced brand identity, accelerated time-to-market, and adherence to regulatory standards. S-PRO’s deep understanding of fintech requirements, coupled with its commitment to delivering cutting-edge solutions, played a pivotal role in enabling Treezor and its clients.

Simply fill out the form or email us at