Custom client portal software development for enterprise growth

Trusted by enterprise teams that depend on their platforms

Professional client experiences, custom-built for your business.

Off-the-shelf portals rarely fit complex organisations. Growcreate builds custom portals that match your workflows, connect with your data, and deliver consistent, branded client experiences.

We work with enterprises in finance, membership, and professional services where compliance, audit evidence and uptime are critical. Each portal is designed to automate manual tasks, integrate systems, and deliver measurable value.

Book a portal discovery call

Why choose a custom client portal?

When teams rely on email or shared drives to serve clients, efficiency and consistency suffer. A custom portal centralises every client interaction and automates the routine work behind it.

Choose custom when you need to:

Integrate deeply with CRM/ERP/document systems such as Dynamics 365, Salesforce or SharePoint.
Support complex processes or regulated data with audit-ready controls
Express your brand and service quality in every interaction
Scale operations and add new services without replatforming

What your business gains

Reduced admin and support time

Fewer repeated requests, faster client onboarding and less back-and-forth.

Stronger service delivery

Clear workflows, real-time updates, and audit-ready records.

Better use of internal systems

Connect your CRM, file systems, finance tools and APIs

Scalable infrastructure

Built on Microsoft Azure and designed to evolve with your business.

What your clients experience

Everything in one place

Reports, invoices, dashboards, case files and messages.

Easy, secure access

Branded login and intuitive navigation built around client needs.

Fewer delays

Automated updates and notifications keep everyone in sync.

A modern, professional experience

Confidence from the first login.

Built in by default

Every portal includes the core attributes that define enterprise-quality web platforms from scalability and speed to data privacy, security and ease of use.

Security features

Encryption, MFA and monitoring keep data safe, portals resilient and audits simple—turning security into a trust signal.

Data privacy compliance

GDPR-aligned data flows, regional residency and evidence packs make audits straightforward. Clear controls turn compliance into confidence.

Ease of use

Task-led navigation and clear microcopy help users complete tasks first time. Familiar patterns reduce training and keep journeys fast.

User interface design

Brand-aligned components make interfaces effortless to scan and use. Consistency builds trust every time users log in.

Scalability

Azure autoscaling adapts to demand in real time. You stay responsive through launches, campaigns and peaks without waste.

Customisation options

Customise to your brand, roles and processes—so the portal fits your business today and scales with your goals.

Performance speed

CDN, caching and lean pages keep response times under two seconds. Fast portals turn attention into action.

User access controls

Role-based permissions, SSO and MFA give each user exactly what they need—nothing more—strengthening security and simplifying compliance.

Related web services

Website Replatforming

Move to a modern, scalable CMS without losing functionality, SEO or brand integrity.

Platform audit – Assess current setup, risks and integration points
Content and feature migration – Preserve value while improving performance
Seamless go-live – Plan, test and launch with minimal disruption

Platform Modernisation

Modernise your CMS or digital platform to boost performance, security and long-term value.

Assessment & planning – Audit legacy systems to uncover risks, compatibility issues and upgrade paths
Modern architecture – Migrate to cloud-ready frameworks that improve speed, scalability and integration
Future-proof delivery – Ensure compliance, resilience and performance with Azure-based testing and continuous optimisation

CMS Migrations

Migrate to a new CMS platform without compromising performance, SEO or user experience.

Content mapping and transfer – Preserve structure, URLs and metadata
Template and component rebuild – Replicate or enhance frontend layouts
SEO and tracking continuity – Maintain rankings and analytics integrity

Website Development

Build secure, scalable websites that perform day and night. Our Agile delivery keeps momentum high while Azure and Umbraco engineering ensure speed, reliability and long-term value.

Collaborative delivery – Designers, developers and strategists working together to achieve measurable results
Iterative progress – Small, focused sprints that bring faster launches and early value
Technical excellence – Scalable architecture, clean code and thorough quality testing

Why enterprises choose Growcreate?

Depth of delivery — Engineers, designers and product leads working as one team
Adaptive partnership — We co-design with your product owner and iterate as needs evolve
Security & assurance — ISO 27001 and Cyber Essentials, backed by Azure-native controls
Data-driven — KPIs for adoption, speed and satisfaction, with dashboards to track progress
Umbraco Platinum Partner — Enterprise builds on a modern, flexible .NET CMS

What our team says

“Implementing systems quickly is crucial for unlocking value. Our Agile web development team is 25% more productive, thanks to our approach and code libraries that deliver rapid, effective results.”

Charlie Davidson, Operations Manager, Growcreate

Related case studies

Integrated content platform for multi-region fund marketing

Growcreate built a unified content platform for Ethenea, simplifying fund marketing across 12 countries. The Azure-hosted solution reduced publishing time by 30 % and improved compliance across multilingual markets.

Rapid fintech portal for valuations and analysis

Growcreate partnered with Apollonian to design and deliver an in-house valuations portal in just 16 weeks. The new toolkit accelerates reporting and supports the company’s first universal analysis platform for private-equity markets.

Custom client portal FAQs

Generic tools are limited in flexibility and integration. A custom portal is designed around your workflows and systems, so you get a secure, scalable solution that fits how you operate and how your clients engage.

We follow Support → Enhance → Evolve: discovery and blueprinting, design and build on Azure with CI/CD, then iterative launches and optimisation. You get regular demos, clear milestones and full visibility.

Most portals launch in 8–14 weeks, depending on scope and integrations. We plan a realistic timeline and release value in increments so teams and clients benefit early.

Yes. We regularly connect to Microsoft Dynamics, Salesforce, SharePoint, HubSpot and bespoke systems via secure APIs and SSO.

Security is built in: encryption, MFA/SSO, least-privilege access, audit logging and Azure-native monitoring. We operate to ISO 27001 and Cyber Essentials, with GDPR-aligned data flows and residency.

Absolutely. From login to dashboards and communications, the interface reflects your brand and tone. Familiar components and clear microcopy keep journeys simple.

We provide 24/7 monitoring and support, proactive maintenance and an optimisation roadmap. Many clients keep us as a long-term partner for new features and integrations.

Yes. We prioritise core journeys for a first launch, then extend in sprints. This approach speeds time-to-value and reduces risk.

Cost depends on scope and integrations. After discovery you’ll receive a detailed estimate — phased or fixed-price — focused on ROI: lower admin, higher adoption and happier clients.

Let’s build a portal that delivers real value

Professional client experiences. Operational efficiency. Evidence for auditors.

We’ll agree clear outcomes, a pragmatic first launch and a roadmap that grows with you.