Software & Systems Consultancy
Excellence Through Innovation.
Professional Consulting, Systems Integration, Bespoke Solutions. Commitment to research and development and rigorous attention to quality.
Over 20 years ISO 27001 certified Specialists in telecoms & critical systems
Trusted By Household Names.
From telecoms and logistics to national institutions, organisations whose systems cannot fail trust Zentive to build and support them.
Our Services.
For two decades we have built and run software for UK telecoms operators and national institutions, from Vodafone and Virgin Media to the RNLI.
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One Touch Switch
We help you comply with the UK's One Touch Switch process through SureSwitch – a flexible, affordable managed-access solution.
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Technical Consulting
We help customers solve tough technical challenges and get more from the technology they already have.
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Software Engineering
Bespoke software that brings emerging technology to your business while working with the systems you already run.
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Engineering You Can Build On.
Premium, engineering-credible software from a team that has spent two decades at the sharp end of UK telecoms.
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Two Decades In Telecoms.
Twenty years building the software UK network operators and resellers run on – switching, provisioning, billing. We know the domain, the regulators and the edge cases.
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Engineering-Led, End To End.
Architects, analysts, testers and developers under one roof, shipping production-grade systems, not prototypes. The code we deliver is built to be maintained.
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Built For Systems That Can't Fail.
When software underpins critical services, 'mostly working' isn't enough. We design for reliability, security and round-the-clock operation from day one.
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A Partner, Not A Supplier.
We invest in understanding your business and stay for the long term. Most of our work comes from clients who chose to come back.
SureSwitch: One Touch Switch, Solved.
The One Touch Switch industry process is a significant technical challenge for network operators and telecoms resellers alike.
SureSwitch is our standalone, TOTSCo-ready solution. It integrates with any CRM to make compliance straightforward, whatever your size.
Proven In The Field.
Real outcomes for organisations that cannot afford to get it wrong, from national telecoms to life-saving services.
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Case Study · Telecommunications / Broadband
giffgaff
giffgaff chose SureSwitch to deliver Ofcom-compliant One Touch Switching as it brought its fair, no-nonsense approach to UK broadband.
2025 SureSwitch live for giffgaff- SureSwitch
- One Touch Switch
- TOTSCo Hub
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Case Study · Telecommunications
Vodafone
Learn how Zentive enabled digital transformation at Vodafone via connected APIs.
1,000+ APIs Deployed- MuleSoft
- API Development
- Amazon Web Services
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Case Study · Charity / Maritime Safety
RNLI
How Zentive rebuilt lifeboat crew alerting with a bespoke hybrid-cloud platform.
12.5M+ Crew Alerts Sent- Microservices
- Hybrid Cloud
- 24/7 Support
Security & Quality, Independently Verified.
Our information security and quality management are externally audited and certified – the assurance that matters when you trust us with critical systems.
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ISO/IEC 27001 Information security management, independently UKAS accredited. -
Cyber Essentials UK government-backed cyber security certification.
News & Perspectives.
Press coverage, industry perspectives and announcements from the team behind Zentive.
- Article ·
Tactical AI: Using It Where It Adds Real Value
There is pressure to put AI into everything. The better question is where it genuinely adds value, and where deterministic engineering still wins. A look at how we draw that line in production software.
- Artificial Intelligence
- Engineering
- Product Strategy
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One Touch Switch, Explained
What the UK's One Touch Switch process means for broadband providers, including why it exists, what it requires, and how a managed platform takes the complexity off your roadmap.
- One Touch Switch
- SureSwitch
- Compliance
- In the Press ·
Connected Britain – Next Steps for One Touch Switch
At Connected Britain 2025, Zentive CEO Dan Shilcock joined TOTSCo, BT Group and Grain Connect to discuss what comes next for the UK's One Touch Switch process, and the unmatched switches the industry still has to solve.
- One Touch Switch
- TOTSCo Hub
- Regulation
A Trusted Technical Partner.
For over 20 years we have been the partner that large, demanding organisations turn to when software has to work – securely, reliably, and at scale.
- 20+ Years Of Innovation
- ISO 27001 Certified & UKAS Accredited
- 24/7/365 Support On Critical Systems
- 6 Specialist Services
For More Information Book A Consultation.
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