Core Banking Modernization Assurance

Make core banking transformation safer, faster, and more predictable.

Validate complex CBS change across data, configuration, integrations, products, channels, and downstream systems before modernization risk reaches go-live.

78Number of Clients
460K+Number of Test Cases
160k+Defects Identified
85+Total Projects
Executive Risk

Core modernization risk is not only technical. It is operational, financial, and reputational.

For CTOs, CIOs, and CBS programme directors, core modernization risk is operational, financial, and reputational as much as technical. The bank must keep products, balances, accounting, channels, payments, controls, reporting, and customer journeys reliable from day one while avoiding go-live defects, delays, budget pressure, reconciliation gaps, integration instability, and weak readiness evidence. Yethi helps leadership expose these risks earlier, validate what matters across migration, upgrade, replacement, and BAU change, and make go/no-go decisions with clear proof instead of disconnected status reports.

Modernization Coverage

Assurance across the modernization scenarios banks actually face.

Yethi structures core banking testing around the decision points that matter to technology leadership: risk, readiness, speed, auditability, and business continuity.

Core Upgrade Assurance

Version upgrades, patch releases, parameter changes, regression impact, environment readiness, and production cutover validation.

Core Transformation

End-to-end business journey validation across new CBS implementation, migration, legacy coexistence, integrations, channels, and downstream systems.

BAU and Regulatory Change

Product launches, compliance changes, workflow updates, fixes, enhancements, and repeatable regression cycles after go-live.

Methodology

A governance-led path from transformation risk to go-live confidence.

Yethi combines banking domain knowledge, proven CBS testing methods, reusable test assets, automation, and release governance so modernization teams can move faster without losing control.

Risk discovery

Map business-critical journeys, products, modules, interfaces, data flows, controls, and modernization dependencies.

Coverage design

Build test coverage around executive risk areas: customer impact, financial accuracy, operational continuity, compliance, and downstream stability.

Data validation

Validate migrated and transformed data across customers, accounts, balances, loans, deposits, transaction history, masters, and reconciliations.

Regression acceleration

Use Tenjin-led automation to reduce repeat-cycle effort and protect critical flows during late change.

Integration assurance

Validate channels, payments, cards, GL, reports, CRM, treasury, regulatory systems, and third-party dependencies.

Readiness governance

Provide dashboards, defect intelligence, risk heatmaps, execution progress, and evidence for go/no-go decisions.

Platform Expertise

CBS platform expertise for modernization programmes.

Yethi supports banks modernizing, upgrading, migrating, or replacing core platforms across the CBS ecosystems most widely used in financial services.

Oracle FLEXCUBE

End-to-end FLEXCUBE testing, automation, and validation for successful banking transformations.

Infosys Finacle

Infosys Finacle

Specialized Finacle quality assurance ensuring reliable operations across banking ecosystems globally.

Temenos Transact

Temenos Transact

Accelerating Temenos modernization initiatives through expert testing, automation, and quality assurance.

TCS BaNCS

TCS BaNCS

Accelerating TCS BaNCS regression testing through automation, reducing effort, cost, and risk.

FIS

FIS

Driving FIS banking transformation through automation, faster testing, and defect detection.

Mambu

Mambu

Discover how Mambu stacks up against major core banking solutions worldwide.

Intellect Design Arena

Intellect

Full-spectrum testing for corporate banking, treasury, and retail modules across Intellect Design programmes.

Fiserv

Fiserv

Core banking and fintech assurance across DNA, Premier, and Cleartouch implementations and payment integrations.

Services

Specialist assurance services for CBS modernization leaders.

Yethi gives CTOs, CIOs, and programme directors the testing capability needed to reduce programme risk, avoid rework, and make go-live decisions with confidence.

Programme Test Strategy

Define the testing roadmap, governance model, risk priorities, coverage approach, and release criteria.

Functional & Business Process Testing

Validate products, rules, workflows, approvals, accounting, fees, limits, and customer journeys.

Data Migration Testing

Reconcile migrated data, transformed records, balances, schedules, masters, and transaction history.

Integration Testing

Validate channels, payments, cards, GL, reports, CRM, treasury, regulatory systems, and external dependencies.

Regression Automation

Accelerate repeat execution with reusable banking-native Tenjin automation assets.

Performance & Batch Testing

Test high-volume processing, EOD/BOD, batch jobs, channels, payment flows, and peak transaction loads.

UAT Enablement

Help business users plan, execute, monitor, and close acceptance cycles with stronger control.

Go-Live Readiness Reporting

Provide leadership dashboards, risk heatmaps, defect trends, and audit-ready release evidence.

Before your next upgrade or release, know what can break.

Speak with a Yethi CBS specialist about your upgrade, migration, replacement, or modernization programme.