Secure Backend Development Services
Digitrix LTD builds secure, reliable backends for web and mobile products that need to handle data, users and integrations with care. From our London base, we work with clients in the UK and support projects for organisations in Pakistan, the USA and other international markets.
We plan each backend around real requirements, security expectations and how the system will be maintained. Security and reliability are part of the build from the start, not added at the end.
Service coverage
What our backend development service can include
API design and developmentclear, documented APIs that connect your website, app and services.
Database designstructured, efficient data models suited to how the product is used.
Authentication and access controlsecure login, roles and permissions built to recognised practices.
Third-party integrationsconnection of approved payment, data and business services.
Security-focused developmentinput validation, safe data handling and protection of sensitive areas.
Performance and scalabilitybackends structured to handle growth in users and data.
Testing and code reviewtesting of critical paths and review for clarity and obvious risks.
Deployment and maintenancedeployment support and agreed ongoing maintenance after launch.
Process
Our backend development process
Requirementsdefine data, users, integrations, security needs and operational constraints.
Architecturechoose a structure suited to security, scale and long-term maintenance.
Developmentbuild APIs, data models and access control for the approved scope.
Security and reviewcheck validation, error handling and security-sensitive areas.
Testingverify critical flows and document important setup information.
Deploy and maintainrelease the agreed version and provide ongoing support as agreed.
Packages
Backend development packages
API Build
From £1,200 / project
For a focused API to power a website or app.
- API design & development
- Database schema
- Authentication & access control
- Core integration as agreed
- Testing of critical paths
- Documentation & handover
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Most popular
Application Backend
From £3,500 / project
For a full backend behind a web or mobile product.
- Full requirements & architecture
- API & database development
- Roles, permissions & secure auth
- Multiple third-party integrations
- Security-focused development & review
- Performance & scalability planning
- Deployment support & documentation
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Enterprise & Maintenance
Custom quote
For complex systems and long-term support needs.
- Complex or high-load architecture
- Advanced security & compliance work
- Multiple environments & pipelines
- Ongoing monitoring & maintenance
- Extended testing & code review
- Scope agreed after requirements
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Security and reliability built in, not bolted on
A backend is where data, users and integrations meet, so it needs careful design rather than shortcuts. We build with input validation, safe data handling, sensible access control and testing of critical paths, and we are clear about what is production-ready and what needs further work.
Backend development connects directly to website and mobile application development, so the whole product is planned to work together.
FAQs
Backend development FAQs
Which technologies do you use?
We select the language, framework and database that suit the project's requirements, integrations and maintenance needs, rather than forcing a single stack onto every project. The choice is confirmed during requirements.
Can you build an API for our existing app or website?
Yes. We can design and build an API that connects to your existing front end, and review any current backend to understand constraints and safe scope for change.
How do you handle security?
Security is part of the build: input validation, safe data handling, secure authentication and access control, with review of sensitive areas such as auth, payments and personal data.
Do you provide documentation?
Yes. We provide API and setup documentation appropriate to the scope so your team can understand, run and maintain the backend.
Do you offer ongoing maintenance?
Yes. We can agree a maintenance arrangement for updates, monitoring and support after launch, scaled to the needs of the system.
