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We transform banking challenges into opportunities for growth
Is your system constantly putting out fires?
Solution
Core banking modernization without interrupting operations
Problem
Legacy systems that hinder innovation
Solution
Implementation of BIAN and Open Banking standards with secure APIs
Problem
Difficulty complying with international regulations
Solution
DevOps automation and optimized cloud infrastructure
Problem
High operational and maintenance costs
Solution
Microservices architectures and agile development
Problem
Slow launch of new digital products
Why Top Fintechs Trust WAU to Build the Future of Finance
Core Banking Software Modernization
Our core banking software solutions help financial institutions replace legacy systems with modern, flexible platforms that improve operational efficiency and reduce maintenance costs.
Digital Banking Transformation
Our solutions enable seamless integration between online banking, mobile applications, and physical branches, creating a unified experience that builds customer loyalty and satisfaction.
API Integrations
We specialize in API-driven mobile banking experiences that seamlessly connect core systems, third-party services, and customer apps—delivering secure, intuitive functionality your users will actually use.
Fintech Integration and Innovation
We help established institutions leverage emerging technologies like AI, blockchain, and advanced analytics to create new products, improve decision-making, and enhance customer service.
3X
Accelerate
Product Launch
Modernize without interrupting operations, enabling APIs that integrate in weeks.
-40%
Real Cost
Optimization
Slash legacy maintenance by moving to modular, modern architectures. Free budget for growth initiatives—not for keeping lights on.
100%
Compliance & Security, Guaranteed
Operate under ISO 27001, PCI DSS, PSD2/3, BIAN, and ISO 20022 while enabling innovation with secure-but-open APIs.
We modernize and expose your banking core with API-first, modular design.
Launch new financial products up to 3x faster, without disrupting critical operations.
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Custom software development → end-to-end solutions tailored for banking operations, including digital wallets, loan platforms, onboarding systems, and payment gateways.
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Core banking system modernization → progressive migration strategy, legacy decoupling, data migration with minimal disruption, and zero-downtime rollout plans.
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Implementation of BIAN standards → design and delivery of service domains aligned with Banking Industry Architecture Network for interoperability and vendor neutrality.
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Service-oriented and microservices architectures → modular design, reusable components, CI/CD pipelines, and versioned services for faster iteration.
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Open banking with secure APIs → REST/GraphQL APIs aligned with PSD2/3, ISO 20022, and Open Banking standards, with consent management and audit-ready logs.
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Integration with internal and external platforms → connectors and middleware (MuleSoft, ESBs, legacy adapters), ensuring seamless communication across banking ecosystems.
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Limitless scalability, continuous availability, and bank-grade security in the cloud.
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Cloud architecture (Azure & AWS) → target operating models, landing zones, and governance frameworks tailored for banking regulation.
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Serverless solutions & containerization → Kubernetes clusters, serverless functions, and elastic services for high-availability workloads.
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Infrastructure as Code (IaC) → Terraform/CloudFormation blueprints for repeatable, auditable deployments.
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Multicloud strategies → design for AWS + Azure interoperability, workload portability, and vendor risk mitigation.
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Operational resilience → disaster recovery playbooks, failover automation, and regulatory compliance frameworks for continuity.
Handle 300% more transactions without expanding your physical hardware.
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We automate the development lifecycle with bank-grade security built from the ground up.
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DevOps & CI/CD pipelines → automated build, test, and deploy workflows with rollback capability and compliance checkpoints.
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Continuous monitoring & maintenance → real-time dashboards, SIEM integration, proactive alerting, and incident response automation.
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ISO 27001 compliance → security controls, documentation, and certification support embedded from design to operations.
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Access management & multi-layered security → IAM, MFA, RBAC, encryption-at-rest/in-transit, and privileged access monitoring.
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Audit-ready automation → automated evidence collection, compliance reporting, and full traceability for regulators.
Reduce operational costs by up to 40% through safer, more efficient processes.
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Services for Your Business
Three solutions. One goal: seamless evolution for your bank.
Happy Customers
Case Studies
SUNI Wallet
Digital Payments &
Custody Platform
“WAU has been a key partner in our QA efforts. Their professionalism and technical depth helped us identify and resolve critical issues during our crypto wallet launch, improving accuracy, agility, and overall quality.
Ignacio Sosa Branger, Managing Director – SUNI Wallet
TELERED
Cloud Migration &
Integration on AWS
WAU guided our cloud adoption strategy with secure hybrid integrations and a corporate API gateway. They delivered a clear, reliable modernization plan that reduced complexity and accelerated service launches.
Deriabin Rodriguez Gordon, TI Architecture Manager - Telered
RECO Digital (Griver)
Digital Platform
Strategy
WAU defined our strategic architecture, roadmap, and team structure, and evaluated software factory partners objectively. Their AWS vs. Azure analysis gave us a confident, data-driven cloud decision.
Ricardo Víctores, Digital Business & Technology Director - Griver
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BANTRAB
APIs & Microservices
for Digital Products
WAU has been a trusted partner in developing turnkey software solutions. Their technical excellence, reliability, and understanding of our priorities have been essential to our digital transformation.
Eng. Cristhian Renato Cortes, Business Model Transformation Manager – BANTRAB
