How much does legacy app modernization cost in Dublin?

Project costs vary based on scope and complexity. Typical legacy app modernization projects range from $15,000 for MVPs to $250,000+ for enterprise platforms. Dublin's business environment offers cost advantages compared to coastal tech hubs. We provide a free consultation with a detailed quote.

What is your legacy app modernization process?

Our proven process includes: Legacy System Audit → Modernization Strategy → First Module Rebuild → Progressive Migration. Each phase has clear deliverables and stakeholder reviews, so Dublin businesses stay in control throughout the project.

What technologies do you use for legacy app modernization?

Our legacy app modernization stack includes Next.js, React, Node.js, TypeScript, Python, PostgreSQL. We choose technologies based on your project requirements, team capabilities, and long-term maintainability — not trends.

Do you work with startups in Dublin?

Yes. We work with businesses of all sizes in Dublin — from pre-seed startups building MVPs to enterprises modernizing legacy systems. Our flexible engagement models scale to match your budget and timeline.

How long does legacy app modernization take?

The first module is typically rebuilt and deployed in 6–10 weeks. Full modernization of a medium-complexity application takes 4–8 months. Large enterprise systems with dozens of modules can take 12–18 months. The incremental approach means you get value early and can adjust scope as you go.

How much does legacy app modernization cost?

First module rebuild: $25,000–$50,000. Full modernization of a medium application: $80,000–$200,000. Enterprise-scale modernization: $200,000–$500,000+. We scope based on the legacy audit and prioritize modules by business impact to maximize early ROI.

Legacy App Modernization Company in Dublin, IE

Legacy App Modernization in Dublin, IE

ZTABS delivers professional legacy app modernization for Dublin businesses — including incremental modernization, business logic preservation, data migration. Serving Enterprise SaaS, FinTech, Pharma Tech companies in Dublin, IE.

Start Your Project View Our Work

ZTABS provides legacy app modernization services in Dublin, IE — including incremental modernization, business logic preservation, data migration, and more. We work with Dublin businesses across Enterprise SaaS, FinTech, Pharma Tech using technologies like Next.js, React, Node.js.Get a free consultation →

Legacy App Modernization Capabilities for Dublin

Our legacy app modernization team delivers a full range of capabilities tailored to Dublin's Enterprise SaaS and FinTech sectors:

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Incremental Modernization
Modernize one module at a time — reducing risk, delivering value early, and keeping the business running throughout.
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Business Logic Preservation
We extract and document the business rules embedded in legacy code so nothing gets lost in the new system.
✓
Data Migration
Migrate from legacy databases (Access, FoxPro, SQL Server) to modern PostgreSQL or cloud-managed databases.
✓
API Layer Design
Build modern REST or GraphQL APIs that let the new system talk to legacy components during the transition period.
✓
Automated Testing
Create comprehensive test suites that verify the new system behaves identically to the old one for every critical workflow.
✓
Cloud Deployment
Deploy the modernized application on AWS, Azure, or Vercel with CI/CD pipelines, monitoring, and auto-scaling.

View all legacy app modernization capabilities →

Our Legacy App Modernization Process

1Legacy System Audit→2Modernization Strategy→3First Module Rebuild→4Progressive Migration→5Data Migration→6Decommission Legacy

Each phase includes clear deliverables and Dublin stakeholder reviews. See our full process →

Tech Stack for Dublin Legacy App Modernization Projects

Next.js React Node.js TypeScript Python PostgreSQL

See full technology details →

Why Dublin Businesses Choose ZTABS for Legacy App Modernization

Dublin (Europe's tech and pharma headquarters hub, population 1.4 million) is home to thriving Enterprise SaaS, FinTech, Pharma Tech sectors — each with distinctlegacy app modernization needs. Enterprise companies need CRM, collaboration, and infrastructure software at global scale. Fintechs require payment and compliance platforms for European operations. Pharma companies need clinical trial management, regulatory systems, and manufacturing software. Data center operators need facility management and connectivity platforms.

Dublin hosts the European headquarters of most major US tech companies (Google, Meta, Microsoft, Apple, Amazon) and major pharmaceutical firms. The city is a hub for enterprise SaaS, fintech, and data centers. The presence of global HQs creates a dense ecosystem of tech talent and service providers.

Favorable corporate tax regime attracts global HQs. English-speaking EU member with access to European talent. Strong university talent (Trinity, UCD) and immigration from across EU. Concentration of tech companies creates talent density and ecosystem effects. Ireland's IDA actively supports tech investment.

Legacy App Modernization for Dublin's Key Industries

Each of Dublin's core sectors has specific legacy app modernization requirements. We build solutions tailored to these industry needs:

Enterprise SaaS

Dublin's enterprise saas companies need specialized legacy app modernization that addresses sector-specific compliance, integrations, and workflow requirements.

FinTech

Dublin's fintech companies need specialized legacy app modernization that addresses sector-specific compliance, integrations, and workflow requirements.

Legacy App Modernization for FinTech →

Pharma Tech

Dublin's pharma tech companies need specialized legacy app modernization that addresses sector-specific compliance, integrations, and workflow requirements.

Data Centers

Dublin's data centers companies need specialized legacy app modernization that addresses sector-specific compliance, integrations, and workflow requirements.

How We Work With Dublin Businesses

Our distributed engineering team delivers the same quality and responsiveness as a local partner. Favorable corporate tax regime attracts global HQs. English-speaking EU member with access to European talent. Strong university talent (Trinity, UCD) and immigration from across EU. Concentration of tech companies creates talent density and ecosystem effects. Ireland's IDA actively supports tech investment.

Timezone-Aligned Availability

Our team schedules overlap with Dublin's your local time business hours for real-time standups, reviews, and demos.

Dedicated Project Manager

A single point of contact who understands your business context and Dublin's market.

Transparent Communication

Daily async updates, weekly video calls, and shared project boards keep you informed at every stage.

Built for Dublin's Industries

We understand Dublin's key sectors — Enterprise SaaS, FinTech, Pharma Tech — and build solutions tailored to their requirements.

Frequently Asked Questions

Common questions about legacy app modernization in Dublin

We offer end-to-end legacy app modernization for Dublin businesses: incremental modernization, business logic preservation, data migration, api layer design. We use technologies like Next.js, React, Node.js to build solutions tailored to Dublin's key industries — Enterprise SaaS, FinTech, Pharma Tech.

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Legacy App Modernization

Learn more about our legacy app modernization services nationwide.

Next.js

Next.js transforms web applications into high-performance, SEO-friendly platforms that drive user engagement and boost conversion rates. Leverage its capabilities to streamline your development process and accelerate time-to-market, ensuring your business stays ahead of the competition.

React

Harness the power of React to accelerate your development process, enhance user experiences, and drive ROI. With its component-based architecture, React allows businesses to build dynamic applications that are both scalable and maintainable, ensuring long-term success in a competitive landscape.

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Legacy App Modernization Project?

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