Sharkmob
As a game developer, Sharkmob had little experience with the actual ecommerce…
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Legacy System Integration Services: Connect Systems and Scale
Fragmented legacy systems and siloed legacy data slow down every team that depends on them. Forbytes handles legacy system integration to connect old and new, reduce friction, and support growth.
When You Need Legacy System Integration
- Your legacy systems can't exchange data with modern apps in real time
- Manual workarounds drain time moving data between systems
- Legacy data sits in silos with no clear way to reach modern platforms
- Legacy architecture blocks the adoption of modern technologies
- Outdated legacy systems carry integration challenges that slow delivery
- Every new integration requires manual effort that stalls your roadmap
Results You Can Achieve with Legacy System Integration Services
| Legacy System Integration Benefit | Business Impact |
|---|---|
| Unified data integration | Legacy data flows cleanly into your modern applications |
| Connected legacy and modern systems | Your team works across one stack instead of juggling tools |
| Lower integration costs | You reuse existing legacy systems instead of rebuilding them |
| Fewer integration challenges | Smooth communication between legacy and modern systems |
| Modern security across your stack | Outdated legacy vulnerabilities are replaced with modern controls |
| Scalable integration platform | New systems come online without breaking existing ones |
Real Client Results
Guesty’s Owners Portal
Context and Challenge Our client, WeSports Group, is a leading Scandinavian group of brands…
Legacy Modernization
Context and Challenge Our client, WeSports Group, is a leading Scandinavian group of brands…
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Claims Management System
Context and Challenge Our client, WeSports Group, is a leading Scandinavian group of brands…
Key Results:
- 6x faster calendar syncs
- 10x faster onboarding flow
- 65% improvement in performance
Integration with Third-Party Services
Context and Challenge Our client, WeSports Group, is a leading Scandinavian group of brands…
Key Results:
- 6x faster calendar syncs
- 10x faster onboarding flow
- 65% improvement in performance
Our Legacy System Integration Process
Legacy System AssessmentAuditing your legacy systems, data, and architecture to map integration priorities.
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Architecture Design & PlanningDesigning integration flows and interfaces that fit your legacy systems and modern apps.
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Testing & ValidationValidating performance, data integrity, and reliability of every integration.
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Integration Strategy & RoadmapDefining your integration approach, patterns, and a step-by-step rollout plan.
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Integration & ModernizationConnecting legacy systems with modern apps and migrating legacy data.
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Optimization & Ongoing SupportMonitoring integration health, tuning performance, and scaling as needed.
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Integrate Legacy Systems Without the Rewrite
We reuse what already works in your legacy systems and replace only what truly blocks integration.
Your legacy systems stay online while we integrate, so the business keeps running.
Every integration decision ties to a measurable outcome.
Plan a Legacy System Integration Without the Rewrite
We look at what already works, what actually blocks integration, and what’s worth modernizing. You get a scope tied to outcomes. Book a call to get started.
FAQ
What do legacy system integration services include?
Legacy system integration covers everything involved in connecting your existing legacy systems with modern platforms: discovery and audit, integration architecture, API and middleware design, moving data from legacy sources, testing, and ongoing support — so every system talks cleanly.
What is the difference between legacy system modernization and legacy system integration?
Legacy system modernization focuses on the systems themselves: rewriting code, replacing outdated legacy frameworks, or moving applications to modern runtimes. This often means bigger refactors and longer timelines.
Legacy system integration focuses on connections: making older systems exchange data with modern applications through APIs, middleware, or a cloud-based integration platform. You usually keep the legacy system in place and build around it.
Both solve different problems. Modernization changes what the system is. Integration changes what the system can reach. In most projects they happen together — you integrate first to keep the business running, then modernize the parts that truly need it.
Can you integrate our legacy systems without disrupting operations?
Of course! We follow an incremental approach that keeps your legacy systems running while we integrate them with modern applications, one flow at a time. We plan every rollout carefully, validate each integration before moving forward, and keep rollback paths in place.
Do you support cloud-based integration platforms and hybrid setups?
Cloud-based integration platforms (iPaaS tools like MuleSoft, Boomi, Workato, Azure Integration Services, and AWS AppFlow) are often our starting point, since they come with pre-built connectors and scale well. When legacy systems sit behind firewalls or have strict data residency rules, we pair those tools with on-prem middleware, message queues, or API gateways to keep traffic inside your network where it needs to be.
For hybrid setups, we build one integration layer that spans cloud and on-prem, so your team sees a consistent view of legacy data no matter where it lives. We help you map each workload to the right integration platform based on latency, cost, compliance, and existing vendor commitments.
How do integration patterns fit into the legacy system integration process?
Integration patterns are the backbone of every successful legacy system integration. We apply proven patterns: point-to-point, publish/subscribe, ESB, API gateways — based on how your legacy and modern systems need to talk. The goal is seamless integration where legacy data flows to modern apps reliably, without brittle workarounds.
Let's Get in Touch
Forbytes created an app that allowed users to quickly measure themselves to be fitted for custom shirts. As a result, we could increase our speed, quality, and shirt output per week. Forbytes was dedicated to delivering a solution that accurately addressed our needs.
Forbytes’ engineers and team leads worked as part of our RnD group and were directly managed by our company directors. They were both proactive and adaptable, qualities that perfectly match our needs in our fast-growing and constantly evolving environment.
Forbytes has a strong process-oriented way of leading the company, with good respect for themselves and their managers. They made a choice not to become too big but build slowly on more qualified people, which is paying off.
Niklas Hammar
COO & Business
Development at Offerta.se
Our e-commerce site saw online inquiries and orders rise after working with Forbytes. The team used top-notch expertise to inform their suggestions and improvements. Constant communication, quick responses, and prompt delivery made for a smooth and enjoyable collaboration.
The Forbytes team was very professional and demonstrated a great understanding of the business aspects. All tasks were completed above expectations. Their experts were always available, and we never needed to wait for a response or a suggested solution.
