CRM Development London

CRM Developer London — Custom CRM Systems & Business Portals

ARS Developer Ltd builds custom CRM systems for London businesses — client portals, pipeline management, GoCardless billing, Stripe UK payment workflows, and UK GDPR compliant data architecture. GBP milestone contracts. UK Companies House No. 17039150.

Best For

London professional services needing a bespoke CRM tailored to their sales process London fintech and proptech companies replacing off-the-shelf CRM with custom build London agencies needing client portals with billing and project visibility Companies needing UK GDPR compliant data architecture in their London CRM London B2B businesses needing pipeline tracking and automated follow-up workflows

Start a Project

Tell us your current situation and goals. We will recommend the right scope, timeline, and delivery model for your business.

Why ARS Developer Ltd

  • UK Companies House No. 17039150
  • GBP milestone contracts — clear scope
  • UK GDPR compliant delivery
  • UK timezone support, Mon–Fri 09:00–18:00

Problems We Solve

  • Off-the-shelf CRM does not match your London business process — team works around it.
  • No client portal — London clients email for updates instead of self-serving.
  • Billing is manual — Stripe or GoCardless not integrated into the London CRM.
  • UK GDPR compliance gaps in the existing London CRM — ICO exposure risk.
  • Multiple disconnected London tools — CRM, billing, project management not connected.

What's Included

1

Custom Laravel CRM built to your London business workflow

2

Client portal with milestone visibility, document sharing, and secure login

3

GoCardless direct debit and Stripe UK payment integration — automated billing

4

Pipeline management, lead scoring, and automated follow-up for London sales teams

5

UK GDPR compliant — data minimisation, right to erasure, audit logs, encryption

6

Role-based access control — London admin, account manager, and client roles

7

Google Calendar and email integration for London client meeting management

8

GBP milestone contracts with London project documentation and training

Frequently Asked Questions

A London custom CRM starts from £12,000 for a core pipeline and client portal. A full CRM with billing integration (Stripe + GoCardless), automated workflows, and role-based access for a London agency or professional services firm costs £18,000–£45,000. All in GBP with milestone contracts.
Off-the-shelf CRMs like Salesforce and HubSpot cost £200–£2,000+/month and still do not match your specific London workflow. A custom CRM is a one-time investment, owned outright, no per-seat costs, and built exactly for how your London team works. ROI within 12–18 months for most London businesses.
Yes — if built properly. Our London CRM builds include: data encrypted at rest, right to erasure implementation, consent audit logs, UK DPA 2018 compliant data retention policies, and ICO breach notification workflows. We also provide a Data Processing Agreement for London clients who are data processors.

Got a question?

Our UK team is available Mon–Fri, 09:00–18:00 GMT.

How We Work With UK Businesses

1 Book a Free Consultation

Complete the contact form or book a strategy call. We review your requirements and respond within one business day with next-step recommendations.

2 Receive a Scoped Proposal

We prepare a detailed proposal covering scope, delivery timeline, milestones, and GBP pricing. No open-ended retainers — every project has a clear contract.

3 Milestone-Based Delivery

Work is delivered in structured milestones with review and approval at each stage. You maintain full visibility and sign off before the next phase begins.

4 Launch and Post-Launch Support

We handle launch, post-launch monitoring, and hand over full documentation. Monthly growth and maintenance support available after launch.

Start a Project