Tangensys • Plan, deliver, measure
Custom CRM development
Build only where standard CRM products cannot reasonably support the workflow. Custom software brings flexibility and an ongoing responsibility to maintain it.
The work to plan together
A scope shaped around this requirement.
- Process mappingScope
- CRM buildReview
- Integrations with WhatsApp, email and formsCheck
- EnquiryForm, call or WhatsApp
- CRM recordCaptured with its source
- Follow-upAssigned, with reminders
- ReportWhat happened next, where recorded
In short
What does Custom CRM development involve?
Custom CRM development builds a customer relationship system around your sales process, when off-the-shelf CRMs do not fit.
When Custom CRM development is a useful fit
Businesses with unusual sales processes
Map stages, permissions and reporting that standard configuration cannot cover.
Teams outgrowing spreadsheets
Define record ownership, follow-up and migration rules before importing existing lists.
Companies needing CRM inside their portal
Connect customer records to the portal without exposing information to the wrong account.
Problems worth addressing first
Use these situations to identify the work that deserves attention before expanding the scope.
- Off-the-shelf CRMs need too many workarounds
- Data lives in spreadsheets
A practical example
A specialist sales process may need several related organisations, approval stages and bespoke permissions that cannot fit a simple contact pipeline.
This is an illustrative scenario to explain the approach, not a claimed client project.
The work we can include
The final quote identifies the deliverables, quantities, approvals and exclusions. Select the work that serves your goal rather than assuming every item is required.
- Process mapping
- CRM build
- Integrations with WhatsApp, email and forms
- Training
Where we usually begin
Data migration, email, messaging, reporting and ongoing support are separate parts of the scope. We compare configuration with a custom build before recommending either.
Practical detail
Model the sales work before building screens
An illustrative B2B workflow separates companies, contacts and enquiries. The same contact can have more than one enquiry without creating several copies of the person.
| Part of the work | Example output | How to review it |
|---|---|---|
| Records | Company, contact, enquiry and activity relationships | Staff can see the correct company and history for a representative enquiry. |
| Stages | New, contacted, qualified, proposal and won/lost definitions | A stage change records who made it and the reason where required. |
| Permissions | Assigned salesperson, manager and administrator views | Restricted records and exports follow the agreed role rules. |
| Migration sign-off | Counts, required fields, duplicates and exception list | Imported totals reconcile with the source and unresolved exceptions are visible. |
Configuring an established CRM can be more practical than building one. A custom build is justified by the workflow and integration needs, not simply a preference for bespoke screens.
Design the CRM around decisions staff need to make
A custom CRM should reflect the actual sales or service process. Define stages, responsible people and the information needed to move a record forward. Adding many fields without a clear use can make follow-up slower and reporting less reliable.
Compare custom development with configuring an existing CRM first. The need for unique workflows, permissions or integrations may justify a build, but routine contact management may not. Migration and staff adoption are part of the project, not minor details after the screens are finished.
Test record assignment, duplicates, stage changes and restricted access using representative cases. Agree who owns data quality, backups and future changes. Reports should distinguish recorded activity from confirmed commercial outcomes.
Free technical review
Start with a clear scope and a practical next step.
Tell us what you want to improve and share the relevant website or project details. We will review the starting point, recommend a suitable scope and provide a custom quote.
The initial review is free. Delivery, third-party charges and ongoing support are quoted separately.
Process
How the work is delivered
Review the starting point
Review the current setup, examples of the problem and the information needed to agree the work.
Agree scope and sign-off
Discovery covers existing code, users, data and external systems. We turn the main workflow into sign-off checks, then agree milestones and responsibilities.
Deliver and review
Changes are reviewed on a test environment before release. Handover includes agreed documentation, access and a maintenance route; ongoing support is separately defined.
Hand over the next steps
Review the agreed outputs together. Confirm what your team maintains and what needs a separate ongoing arrangement.
What progress should mean
Measures that match the work
Check adoption, required-field completeness, pipeline accuracy and role permissions. A CRM succeeds when the team actually uses it consistently.
A record of delivery
See what was completed, reviewed and still dependent on access or approvals. Project delivery and business results are reported separately.
Clear limits in the data
We explain what can be verified and where a result is only an estimate. Contact clicks, conversations and sales are different actions.
Scope and responsibilities
You keep ownership of your business accounts and approved deliverables under the agreed contract. Any third-party licences, subscriptions or usage fees are identified before you commit.
How do we decide between a custom CRM and an existing platform?
List the essential process rules and integrations, then compare supported configuration with custom work. Include licences, implementation and maintenance in the decision. A short process review can expose whether the gap is technical or simply an unclear follow-up workflow.
Should we customise an existing CRM first?
Often that is worth assessing. Compare the required workflow with supported configuration before committing to a new application.
Can you import our old records?
We scope the source data, consent and access, field mapping, duplicates and reconciliation. Data cleaning and uncertain records may require your team’s decisions.
Should we build or buy a CRM?
Most businesses should start with an existing CRM; see CRM integration. Custom builds suit special cases.
How is Custom CRM development priced?
We quote against your goals, current setup and agreed scope. The quote separates delivery from third-party costs and ongoing support. You receive a custom quote within 2 working days.
How long does the work take?
The timeline follows the size of the agreed scope, access, content and approvals. We confirm milestones in the quote; a simple change and a full implementation need different schedules.
How will we communicate?
Your point of contact agrees a review rhythm with you. We use email, WhatsApp and scheduled calls, with decisions and scope changes recorded clearly.
What do you need to get started?
Share your current website or system, your main goal and examples of what is not working. We then agree the access and information needed for discovery.
Is everything included in the free review?
No. The free initial review helps define the next step. Detailed research, design, implementation and ongoing support are included only when stated in your quote.
Explore the related services
Let’s agree the right next step.
Tell us your goals and current setup. We’ll recommend a practical starting point and provide a custom quote.
Custom quote within 2 working days