VoIP Phone Systems

Is your current phone system holding your business back with missed calls, poor call quality, or zero flexibility?

If your team is struggling with outdated phone lines, unreliable call routing, or systems that only work from the office, it’s time to upgrade to a modern VoIP phone system. 

At iceConnect, we deliver a VoIP phone system in London that gives your business clear calls, intelligent routing, and complete flexibility to work from anywhere, on any device.

Our VoIP phone system replaces legacy phone lines with a secure, cloud-based platform designed for growing London businesses that need reliability, scalability, and professional call handling without complexity.

What is a VoIP phone system?

A VoIP phone system (Voice over Internet Protocol) allows your business to make and receive calls over the internet instead of traditional phone lines. This means:

• No expensive on-site phone hardware
• Seamless remote and hybrid working
• Advanced features built in as standard
• One consistent phone experience across desk phones, mobiles, and laptops

Our VoIP phone services are designed for SMEs who want enterprise-grade calling without enterprise-grade headaches.

Business VoIP phone service built for London SMEs

As a London-based MSP founded in 2003, iceConnect understands how fast-moving businesses operate. Our business VoIP phone service is designed to support teams of 25 to 200 users, with a sweet spot between 25 and 75 staff, across every sector.

We deliver VoIP services in London that support:

• Financial & accounting firms
• Manufacturing & production businesses
• Charities & NGOs
• Travel agents & tour operators
• Wholesale & distribution companies

Whether you operate from one office or multiple sites across London, Barnet, Finchley, Essex, Chelmsford, and South East England, we design your VoIP platform around how your business actually works.

What you get with iceConnect VoIP phone services

Our VoIP phone system London packages include everything you need to communicate professionally and reliably:

• Cloud-based phone system with no on-site PBX
• Crystal-clear call quality from any location
• Smart call routing & auto attendants
• Call queues, hunt groups & voicemail to email
• Mobile and desktop apps for remote teams
• Scalable user licensing as your business grows
• Direct integration with CallScore AI for advanced call analytics

Your team can answer calls from the office, home, or on the move — all using the same business number.

CallScore AI – exclusive VoIP insight you won’t get elsewhere

iceConnect is not just another VoIP provider. We built CallScore AI, our own proprietary analytics platform that integrates directly with your VoIP phone system.

CallScore AI helps you:

• Identify missed calls and lost revenue opportunities
• Analyse call handling and response times
• Improve customer experience and team performance
• Gain insights most VoIP providers simply cannot offer

This is one of the reasons over 600 companies trust iceConnect for their communications and IT.

Reliable support without jargon or delays

While there is no VoIP-specific SLA, your phone system is fully supported under our general service objectives (SLOs) — the same fast, reliable standards our clients already rely on.

Why businesses switch to iceConnect:

• 8-second average call wait time
• 89% of tickets resolved in under 15 minutes
• 81% solved on first response
• Friendly engineers who speak plain English, not jargon

If your current provider is slow, hard to reach, or reactive, we fix that.

Secure, compliant and business-ready

Security matters — especially for VoIP systems carrying sensitive conversations. Our VoIP phone services are delivered with the same security-first mindset as our managed IT and cyber services.

We help clients align with:

• UK GDPR
• Cyber Essentials readiness
• ISO 27001 guidance (where required)

Your phone system is not treated as an afterthought — it’s part of your overall security posture.

Seamless switching with zero disruption

Worried about changing phone systems? Don’t be.

We make switching simple:

• Zero-disruption onboarding plan
• Dedicated onboarding manager
• We liaise with your existing provider
• Numbers ported safely and professionally
• Go live in as little as 10 business days

Your team keeps working while we handle everything in the background.

Why choose iceConnect for your VoIP phone system?

Our promise is simple: Reliable, scalable, and secure technology that works without drama.

• Over 22 years supporting London businesses
• 98.7% client retention
• More than 4,000 endpoints under management
• Security-first MSP with deep VoIP expertise
• Trusted by 600+ companies
• Proven productivity savings for clients

Talk to a VoIP specialist today

If you’re looking for a VoIP phone system in London that’s reliable, flexible, and backed by a team that genuinely cares about your business, let’s talk.

We’ll assess your current setup, explain your options clearly, and design a business VoIP phone service that fits your team today — and scales for tomorrow.