ARTICLE
Exclusive: Wio Bank’s CPO on building the now profitable greenfield bank with Mambu
18 June 2025
Yatin Parab, Chief Product Officer at Wio Bank PJSC reveals the strategic decisions and technological partnerships pivotal to building the UAE’s now profitable $10B neobank.
In an era defined by rapidly evolving consumer expectations and the increasing demand for seamless digital financial services, Wio Bank PJSC stands at the forefront of banking innovation in the UAE. We explore the bank's journey, building their technological foundation, their selection of Mambu as their core banking partner, the partnerships and the insights gained while scaling in a dynamic market.
Get the full story behind the UAE’s digital banking trailblazer scaling profitably with Mambu
- 14 months to open first Wio Business account and 11 months more to open first Wio Personal account
- Profitability achieved in its first full year of operations in 2023
- 177% growth year-on-year
- Rapid innovation and iteration
Market trends and vision
What trends in the region influenced your decision to establish Wio Bank and what differentiates you from other players in the market?
The UAE's financial sector offered an ideal launchpad for Wio Bank. High digital adoption with over 90% smartphone penetration and a growing preference for mobile-first financial services, the UAE Central Bank's fintech-friendly regulatory environment, significant gaps in SME banking with traditional banks underserving nearly 60% of small businesses, and rising demand for personalised, paperless experiences and lower fees created a clear market opportunity for a digital-first bank built on modern technology.
We launched Wio with a commitment to putting customer needs at the center of every product decision. "Born to Back You" is our core promise and our compass for every decision we make. Behind the bank, there are customers who are entrusting us as their financial partner. They are not just statistics; they are people and businesses who believed in our vision to create a platform that genuinely serves them. Our real differentiator is in the product we have built and the partnerships we have forged along the way, helping us deliver on our promise.
Building the tech foundation
What factors led you to seek a core banking solution provider, and what criteria informed your decision? What differentiated Mambu from other options available in the market?
As a greenfield digital financial institution, we faced several critical challenges that traditional banking technology providers simply couldn't address effectively. The barriers to market entry were substantial – traditional solutions required massive upfront investments, lengthy implementation timelines, and complex infrastructure setups demanding specialised IT resources that were both scarce and expensive.
We needed a platform that could support our innovative business model while enabling us to launch quickly and iterate based on market feedback. Our vision for customer experience demanded a fully digital, mobile-first approach with real-time processing capabilities and the flexibility to create personalised financial products for specific market segments.
We needed a modern, composable architecture that would allow us to scale efficiently as our customer base grew while maintaining the freedom to select best-of-breed components for different banking functions.
“What differentiated Mambu was the balanced combination of modern architecture with proven banking functionality. This allowed us to avoid the significant upfront investment and infrastructure complexity of traditional solutions while still benefiting from robust, banking-specific features that addressed our regulatory requirements.”
The implementation journey
To understand the strategic and tactical aspects of the implementation, could you describe your approach? How did you break down the project, manage the timeline, and allocate resources?
We deployed our basic daily banking experience in just 14 months with opening the first Wio Business account, significantly faster than industry standards. We then spent the subsequent several months refining our platform, allowing us to open our first customer account 11 months later – an achievement we're particularly proud of in the digital banking space.
Our team structure was critical to this success. We organised cross-functional squads with clear ownership over specific domains such as customer onboarding, core banking, payments, and integration layers. Each squad included business analysts, developers, QA specialists, and a product owner working in close collaboration with Mambu's implementation specialists. This structure allowed us to work in parallel streams while maintaining alignment through regular integration touchpoints.
How smoothly did Mambu integrate with your existing systems and the other software solutions you selected for this project?
Mambu's API-first architecture and comprehensive documentation made integration seamless. The platform's ability to integrate with essential financial services ensured rapid time-to-market. Mambu's flexibility was key for integrating our KYC providers and other tools, and their team was responsive in resolving any integration challenges.
We partnered with Microsoft Azure to leverage their cloud capabilities for security, scalability, and operational efficiency. Azure's advanced security features protected our customers' data, and their elastic infrastructure allowed us to scale rapidly. Azure's managed services reduced operational overhead, enabling our team to focus on innovation.
“The collaboration between our teams, Mambu and Microsoft Azure demonstrated the power of cloud-native banking technology – the integration points were well-established, the deployment patterns were proven, and the combined solution delivered the performance and reliability we required for mission-critical banking operations.”
Key success factors, lessons learned and future outlook
Could you share any best practices or insights that financial institutions could apply to their own greenfield or core banking implementation projects?
There are several factors that contributed to our successful implementation that I think would be key to understand for any organisation embarking on a similar journey.
First, building our technological stack based on a modular approach was critical and this is where Mambu's composable infrastructure came in. Second, choosing a partner that has the domain expertise to navigate these complex projects is critical and Mambu’s implementation team didn't just understand their platform, they understood our specific business context, regulatory environment, and target market needs.
The cost structure was another critical factor in our success. We had ambitious growth projections and Mambu's consumption-based pricing model aligned perfectly with needs, requiring minimal upfront investment compared to traditional licensing models. This allowed us to allocate resources more efficiently across other aspects of our launch. The SaaS delivery model also reduced our need for specialized IT resources, resulting in a lower total cost of ownership which was key for us especially in a market where resources are scarce.
And last but not least, future-proofing and choosing a long-term partner. The commitment to our success that Mambu demonstrated throughout the implementation has continued post-launch, with their team remaining engaged in our ongoing development cycles. They’ve been with us through every stage, from initial configuration through to our commercial launch and beyond and I’m sure will remain for many years to come.
“Choose a partner that can help you navigate the complexity. A standout moment was when we encountered an unexpected regulatory requirement midway through implementation. Mambu's team quickly assembled a task force that included product specialists and compliance experts who helped us reconfigure certain workflows within days rather than weeks, preventing a potentially significant delay.”
What lies ahead for WIO Bank?
The banking landscape is evolving, and WIO is helping hold the pen. We will continue expanding our platform capabilities while maintaining the personal touch that sets us apart. We are not just creating another banking app; we are building an ecosystem that propels progress for individuals and businesses in the UAE.
Looking ahead, the flexibility we've gained positions us well for future innovation. We can now configure new products and services without heavy customization, maintain the ability to pivot based on market opportunities, and expand into new market segments without significant platform changes - all critical advantages in today's rapidly evolving financial services landscape.
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