Web platforms and applications
We build web platforms, applications and internal tools when off-the-shelf solutions are no longer enough. This includes data migration, secure hosting and, if agreed, ongoing maintenance.

What you receive
- Requirements, data model, reasoned technical choices
- The web application and, where needed, the mobile app
- Repeatable import, reconciliation and handling of invalid records
- Authentication, roles and least-privilege access
When it helps
- Your current platform no longer supports growth or security requirements.
- Spreadsheets have become the company's main system.
- You need an internal tool or a client portal.
- You want to move off a legacy platform without losing data.
Activities and deliverables
Analysis and architecture
Requirements, data model, reasoned technical choices
Development
The web application and, where needed, the mobile app
Data migration
Repeatable import, reconciliation and handling of invalid records
Security
Authentication, roles and least-privilege access
Hosting and delivery
Infrastructure, CI/CD with security checks, backup and tested restore
Documentation and maintenance
Technical documentation and a maintenance plan
What we aim for
The objectives of the engagement, not guaranteed results.
- A stable, secure platform that is easy to develop further.
- Complete data migration, with reconciliation checks.
- Predictable releases, with tests and automated checks.
What the result depends on
Timing and cost depend on how clear the requirements are, the quality of existing data, the integrations needed and the pace at which the company tests and accepts each stage.
Responsibilities and limits
What UDG Group does
- Design and develop the platform.
- Migrate and verify the data.
- Set up hosting and the delivery pipeline.
- Provide maintenance, if agreed.
What stays with your company
- Defines business rules and priorities.
- Tests and accepts each stage.
- Provides the platform's content and legal texts.
What is not included
- Legal advice on terms, privacy or compliance.
- Round-the-clock security monitoring.
- Any guarantee of user numbers or revenue.
Steps
Discovery
Requirements, users, existing data, constraints.
Architecture and plan
The solution, the stages and the acceptance criteria.
Iterative development
Testable releases, with feedback at every stage.
Migration and launch
Repeated migration until fully reconciled, then go-live.
Maintenance
Security updates, fixes and new development.
What affects timing and cost
Scope, timing and cost are agreed in writing before any work starts.
- The number of features and user roles.
- The volume and quality of data to migrate.
- Integrations with other systems.
- Availability and security requirements.
Frequently asked questions
Do you build mobile apps too?
Yes, cross-platform apps for iOS and Android, built on the same API as the web platform.
Who owns the code?
Ownership of code and data is set out in the contract. As a rule, platform-specific code belongs to the client.
Do you use AI in development?
Yes, as a productivity tool, with human code review, automated tests and security checks before every release.
Related services
Discuss this service
Tell us briefly about the context: your deadline, what you already have in place and the result you are aiming for.
We treat every enquiry with discretion. We can sign a mutual NDA before discussing sensitive information.
If you do not use an email app, copy the address and write to us from your own account.
We use the details in your message to reply to you. More in our privacy policy.