Legacy modernisation

Legacy software modernisation services that make your system easy to change

Netofficials delivers legacy software modernisation services for B2B teams whose business-critical systems are slow to change, costly to maintain or hard to integrate. A written discovery scope comes first, then one cross-functional team works under a named delivery lead. Send a short brief about your system and we'll reply with questions and a proposed scope.

Illustration of a team modernising software
Delivery
A cross-functional team of front-end, back-end, QA and DevOps engineers modernises your system from India, working through structured Agile sprints.
Contact
A named delivery lead owns day-to-day progress and keeps you informed from the first brief to the final release.
Ownership
The contract confirms IP assignment before any modernisation work starts, so the code is yours.
Reviews
Each sprint ends with a review you attend, so you see changes to your system before the next one begins.
What you get

From ageing system to software you can change

Written discovery scope

We review your legacy system with you before any code is touched: what it does, which integrations depend on it, where the risk sits and which parts block change. You get a written discovery scope that sets the boundaries, so you know what will change and what will keep running before you commit budget.

Design and architecture plan

A technical architect is accountable for system design, technology selection and code quality standards. You review the target design and the route to it before the build starts. If a rebuild, a re-platform or a lighter fix would suit your system better, we say so after scoping.

Staged build, QA and release

One cross-functional team covering back-end, front-end, QA and DevOps delivers in sprints, with a client-facing review at the end of each. A named delivery lead owns day-to-day progress and client communication. At release you receive documentation and deployment access.

Who it suits

Built for systems your business can't pause

  • Business-critical software that is slow to change and costly to maintain
  • Ageing platforms with poor documentation or hard-to-integrate data
  • Systems where a rebuild, re-platform or lighter fix needs an honest verdict
Illustration of a connected product team
How a modernisation runs

How your legacy modernisation project runs

  1. Discover

    We review the existing system, its integrations and the business processes that depend on it, then write down what stays, what changes and what the first modernisation phase covers. You answer open questions and confirm priorities.

    You receive
    • Written discovery scope
    • Approach recommendation
    • Initial estimate

    You agree the written discovery scope

  2. Design

    We plan the target architecture and how old and new components run side by side during the move. You review the interface direction, the data migration approach and the technical decisions behind them.

    You receive
    • Target architecture notes
    • Updated interface designs
    • Migration plan

    You approve the target design before the build starts

  3. Build

    One cross-functional team modernises the agreed priorities in sprints, working under a named delivery lead and a technical architect who is accountable for code quality. You see working software each sprint.

    You receive
    • Staging builds
    • Sprint review notes
    • Staging builds for testing

    You review progress at the end of every sprint

  4. Validate

    QA checks the modernised system against the acceptance criteria you agreed, including migrated data and connected systems. You test in staging and decide what needs fixing before go-live.

    You receive
    • Acceptance checklist
    • QA report
    • Defect log

    You sign off the modernised system against the agreed acceptance criteria.

  5. Release

    Netofficials plans the deployment and the move from your old system with you, then you review the release plan before anything goes live. At release, your team receives the documentation and deployment access it needs to run and extend the platform.

    You receive
    • Production release
    • Handover documentation
    • Deployment access

    You approve the release plan and take over access.

Ready to scope your legacy modernisation?

Send a short brief about the system you want to modernise, and we reply with questions and a proposed written scope for you to review.

Start my brief
Decisions before estimates

What shapes your modernisation scope and estimate

Legacy workflows and user roles

Your legacy system holds business rules that nobody may have written down. We map the workflows, user roles, permissions and admin tasks it supports, then agree in the written discovery scope which to keep, change or retire. You see what moves across before the build starts, and you avoid rebuilding features nobody uses.

Integrations and data migration

Integrations and data are usually the biggest drivers of cost and timing. We list the systems your software connects to, the data it holds and its quality, and how that data moves to the new platform. Your estimate rests on that list, so surprises are less likely to appear halfway through delivery.

Release, handover and support

A modernisation only works if your business keeps running through it. We plan testing, deployment steps and handover with you up front. Your named delivery lead agrees the communication window and update cadence, and at release you receive documentation and deployment access, so your team can maintain what we build.

Engagement models

Three ways to run your modernisation

Project delivery

Fixed-price project delivery suits a legacy system whose boundaries are clear enough to scope in writing, such as replacing or re-platforming one application.

  • A written discovery scope that fixes what is modernised, what stays as is and how you will accept it
  • A review with your team at the end of every sprint, so you see progress on the legacy system before the next one begins
  • One cross-functional team under a named delivery lead, with a technical architect accountable for design and code quality

Dedicated team

A dedicated India-based development team suits modernisation that will run in phases, where you want the same engineers moving through your system module by module.

  • Phased work that follows your roadmap, with the plan reviewed at sprint end as you learn more about the old system
  • A named delivery lead owns day-to-day progress, and a technical architect is accountable for design and code quality
  • IP assignment confirmed in the contract before the build, covering every module we migrate or rewrite

Staff augmentation

Staff augmentation suits companies that already have an engineering team and need extra developers or QA engineers to join the modernisation inside their own process.

  • Engineers added for the gap in your team, such as refactoring, migration or test automation
  • Work happens inside your repositories, tools and release process, with responsibilities agreed up front
  • Communication window, meeting schedule and update cadence agreed before work begins
Technology for the rebuilt system

Modernised on a stack your team can maintain

Netofficials confirms the target stack in the written discovery scope, before any rebuild begins. We choose it by what your legacy system must connect to, which skills your own team already has and who will maintain the software after release. The technical architect is accountable for that choice and for code quality standards, so you are not left with a fashionable stack nobody can support. The tools shown here are examples, not a fixed menu. If keeping part of your current system is the safer route, we say so after scoping.

ReactNode.jsPythonPostgreSQL
Cost, risk and ownership

Questions before you brief us on your legacy system

Will modernising our legacy software disrupt the business?

Disruption is something we plan for during scoping, not something we promise away. Before any build starts, Netofficials writes a discovery scope covering what the current system does, what it connects to and what must keep running. Each sprint ends with a client-facing review, so you see progress and raise concerns early. If a phased replacement, a re-platform or a lighter fix would carry less risk than a full rebuild, we tell you after scoping.

What drives the cost and timeline of a modernisation project?

Cost and timing are driven by the size and condition of the existing system, how well it is documented, the integrations and data that must carry over, and the team the work needs. We give no price before we understand those factors. Once the discovery scope is written, we agree scope, assumptions, review milestones and commercial terms in writing before delivery begins. You can choose fixed-price project delivery, a dedicated India-based team or staff augmentation.

Who owns the code, and how will we communicate during the project?

You own the result: IP assignment is confirmed in the contract before the build begins. A named delivery lead handles day-to-day progress and your communication, and you have one point of contact throughout. We agree the communication window, meeting schedule and update cadence before work starts. At release, we hand over documentation and deployment access so your team can maintain the platform.

Tell us about the system you want to modernise

Send a short brief on the software you rely on today: what it does, what makes it hard to change and which systems it connects to. We reply with questions and a proposed scope, and the written discovery scope is agreed before any build starts. One point of contact stays with you throughout. If a rebuild, a re-platform or a lighter fix would suit you better, we will recommend it after scoping.

Talk about your project