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Legacy Systems

Taking Over and Maintaining Legacy Systems

Restore Operational Resilience and Architectural Control

Is there a critical system in your business that nobody wants to touch, with documentation that has been missing for years? Has your supplier disappeared or stopped responding to support requests? We take over the management of these systems, get to know them inside out, stabilise them and take responsibility for keeping them running under an SLA. We’re not afraid of complex projects or challenging technologies.

Let’s Talk About Taking Over Your System

Turning Technical Debt into Structural Resilience

Why Omega Code Specializes in High-Complexity Infrastructure

For many companies, the legacy system is a ticking bomb – a key solution that works, but its development is paralyzed by outdated code or lack of support from the original developers. 

At Omega Code, we specialize in taking care of such solutions. We understand that business cannot stop, so instead of revolution, we propose evolution and stabilization, step by step.

Code & Infrastructure Audit

We start by understanding what’s really happening under the hood of your system.

Stability & Security

Our priority is fixing vulnerabilities and ensuring uninterrupted operation of critical processes.

Technical Debt Reduction

We continuously improve code quality, preparing your system for future growth.

Maintain And Stabilise

Your system works, but it needs someone to look after it. We’ll take it over and keep it stable.

See how we take over a system

Rewrite From Scratch

Your system is holding the business back, and the licences and vendor are dictating the terms.

Legacy system rewrite

How We Take Over a Legacy System

For us, an IT transition is a carefully planned operation. We take on knowledge from the previous team – or straight from the code – so that the change of supplier is invisible to your business.

  1. Audit & access

    We take over the repositories, servers, credentials and subcontractor contracts, and identify anything that’s missing.

  2. Knowledge transfer

    We reconstruct the business logic buried in the code, with or without the previous team. AI helps us analyse the old code faster.

  3. Transition period

    We work alongside your current supplier or in-house team until we’ve taken over every process.

  4. SLA-backed accountability

    We take full responsibility for the system’s stability under an SLA.

We’ll also advise you on which parts can safely keep running for years to come, and which are worth rebuilding from scratch.

See how we rewrite systems

What Does Legacy System Maintenance Include?

  • Monitoring and incident response

  • Security patches and dependency updates

  • Backups and a disaster recovery plan

  • Handling user requests

  • Developing new features

  • Documentation kept up to date

  • Regular system health reports

  • Server administration

When to Hand Your Legacy System Over to Us

Running your business on a legacy system without professional support is a risk that simply isn’t worth taking.

Every day you wait increases the chance of a critical failure that could bring your entire organisation to a standstill.

We take over the care of your system: we stabilise the environment, take the pressure off your team and put you back in full control of your most important technology asset.

We can help when:

  • Your supplier has gone out of businessor can no longer deliver new features.
  • Maintenance costs keep risingwhile the system becomes less and less stable.
  • Your in-house team is afraid to make changesfor fear of breaking something.
  • The one person who knows the systemis about to leave.
  • Your contract with your current supplier is endingand you need someone to take over.
  • A NIS2 or DORA audit has revealed gapsin your legacy system.

Questions About Taking Over A Legacy System

Can you take over a system that has no documentation?

Yes. We rebuild the documentation during the audit and knowledge transfer.

What if the previous vendor won’t cooperate?

Then we work from the code, the infrastructure and your team’s knowledge. We also help you establish which access rights and materials you’re entitled to under your contract.

How long does a system takeover take?

That depends on the size of the system, the number of integrations and how much knowledge is available. We agree the schedule after the audit.

Will the system keep running during the takeover?

Yes. We take the system over gradually, with no interruption to your team’s work.

Which technologies do you support?

Most often, we maintain systems built in Delphi, VB6, Microsoft Access, Oracle Forms, .NET Framework, Java and PHP.

Should I maintain or rewrite my system?

If the system is stable and isn’t holding back growth, maintenance is usually enough. When costs, licences or technology are holding the business back, it’s worth considering a system rewrite.

Give Your Legacy System
Needs a Trusted Partner

Outdated tech shouldn’t hold you back. Rely on engineering experience in handling the most difficult projects.

Start your IT transition