Ranking · 8 Products

Best UC Platforms for Financial Services 2026

Financial services UC procurement is shaped by regulatory recording obligations under FINRA Rule 3110, SEC Rule 17a-4, MiFID II Article 16, and FCA SYSC 10A, plus heightened controls on cross-border data flows. The ranking below covers UC platforms most commonly selected by banks, asset managers, insurers, and broker-dealers above $5B in assets. Scoring weights compliant recording and archival, integration with surveillance archives such as Theta Lake and Smarsh, identity controls, and the maturity of the vendor's regulated-industry deployment track record.

1
Cisco Webex Calling
The deepest deployed UC platform in tier-one banks. Native compliant call recording, full integration with Theta Lake and Smarsh, and a mature Webex for Government tenant for federal counterparties. Strong record on FINRA, MiFID II, and Dodd-Frank coverage. Implementation overhead remains higher than newer cloud-first competitors.
4.2Editorial score
Per userFrom $25/mo (Suite)
2
Microsoft Teams Phone
Standard for organisations standardised on Microsoft 365 E5 Compliance. Purview communication compliance, Defender for Cloud Apps, and Entra ID integration give a single governance surface. Third-party recording connectors such as Theta Lake, Smarsh, and Verint are required to satisfy FINRA and MiFID II evidentiary standards.
4.3Editorial score
Per user (add-on)From $8/mo + M365
3
RingCentral RingEX
Strong native compliant-recording option with retention controls and tamper-evident archival. RingEX is widely deployed at mid-tier broker-dealers and wealth managers. Integration with Theta Lake for cross-channel surveillance is mature. Less penetrated at tier-one banks than Cisco.
4.4Editorial score
Per userFrom $30/mo
4
8x8 XCaaS
XCaaS combined UC and contact-centre platform is a common choice for insurance carriers and asset managers consolidating Avaya estates. Native integration with Theta Lake for compliance recording covers voice, video, and chat together. Customer success consistency is a recurring concern in tier-one deployments.
4.1Editorial score
Per userFrom $24/mo (X2)
5
Zoom Phone
Improving rapidly on financial-services compliance through 2025. Zoom for Government, FedRAMP Moderate authorisation, and the Theta Lake partnership address regulated-recording requirements. The platform has more buyer momentum than installed base in tier-one financial services to date.
4.5Editorial score
Per userFrom $15/mo
6
Avaya Cloud Office
A migration path for financial-services enterprises with long Avaya investments. Cloud Office is RingCentral-powered, which transfers compliance posture from the underlying RingEX platform. New financial-services greenfield deployments are uncommon outside the existing Avaya installed base.
4.1Editorial score
Per userFrom $30/mo
7
Dialpad Ai Voice
Native AI transcription provides a useful surveillance signal for compliance teams. Used at fintechs and challenger banks more than traditional financial services. Regulated-recording capability requires careful configuration and is less mature than Cisco, Microsoft, or RingCentral for evidentiary use.
4.4Editorial score
Per userFrom $15/mo
8
Vonage Business Communications
Common at smaller advisory firms and insurance brokers below 500 seats. Native call recording with integrations to Smarsh for archival. Larger financial-services buyers typically select Cisco, RingCentral, or Microsoft for the broader compliance feature surface and dedicated regulated-industry support.
4.0Editorial score
Per userFrom $13.99/mo

Selection criteria

Financial-services UC procurement turns on three regulatory pillars. The first is compliant recording — voice, video, and chat must be captured, tamper-evident, and retained for the periods required by FINRA, MiFID II, and FCA SYSC 10A. The second is supervisory surveillance — archived communications must be ingestible by Theta Lake, Smarsh, Global Relay, or equivalent platforms. The third is identity, with mandatory MFA, conditional access, and break-glass procedures that map to internal audit expectations.

Buyers should treat the recording connector as a first-class procurement criterion, not an afterthought. The maturity of native recording and the certified-integration depth with surveillance archives is the line where vendors actually separate. Cisco Webex Calling and RingCentral RingEX are the most-deployed combinations at tier-one banks. Microsoft Teams Phone is the preferred choice where Purview already underpins the wider compliance estate, with Theta Lake or Verint completing the surveillance picture.

Communications surveillance scope has widened post-2022 to include chat, video, and screen-share, not just voice. Buyers should validate the platform's coverage across all modalities and confirm retention controls are configurable at the supervisory group level. For deeper context, see the communications platforms directory, the GRC platforms category, and our Cisco Webex vs Microsoft Teams comparison.

Comparison table

ProductBest forDeploymentRatingStarting price
Cisco Webex CallingTier-one bank regulated recordingCloud, hybrid4.2$25/mo
Microsoft Teams PhoneM365 E5 + Purview compliance estatesCloud4.3$8/mo (add-on)
RingCentral RingEXBroker-dealers and wealth managersCloud4.4$30/mo
8x8 XCaaSInsurance and asset management with CCaaSCloud4.1$24/mo
Zoom PhoneFedRAMP-aligned UCaaS buyersCloud4.5$15/mo
Avaya Cloud OfficeAvaya installed-base migrationCloud4.1$30/mo
Dialpad Ai VoiceFintech and challenger banksCloud4.4$15/mo
Vonage Business CommunicationsAdvisory firms and smaller brokersCloud4.0$13.99/mo

Frequently asked questions

Which UC platform is most defensible for FINRA and MiFID II recording?
Cisco Webex Calling and RingCentral RingEX are the most-deployed platforms at tier-one banks for compliant recording. Both pair natively or near-natively with Theta Lake and Smarsh for archival. Microsoft Teams Phone is the preferred surface where Microsoft Purview already covers the broader compliance estate, with third-party recording connectors filling the evidentiary gap.
How are buy-side firms handling chat and video surveillance?
Most asset managers and hedge funds have extended surveillance scope to include Teams chat, Slack, and video alongside voice since 2023. Theta Lake and Smarsh are the dominant archive layers for combined-modality capture. The platform selection should explicitly include certified connectors for all communication modalities in scope, not voice alone.
Can Microsoft Teams Phone satisfy MiFID II without third-party recording?
Native Teams call recording satisfies basic retention and access requirements. For full MiFID II Article 16 evidentiary standards — tamper-evident chain of custody, supervisory workflow, and integrated lexical surveillance — most buy-side and sell-side firms add Theta Lake, Smarsh, or Verint. Native capability has narrowed the gap since 2024 but has not fully closed it.
What is the most common UC mistake in financial services?
Selecting on per-seat price rather than evidentiary defensibility. A regulator's inability to retrieve a specific advisor's call from 30 months ago has cost firms multi-million-dollar fines, while the per-seat saving on the cheaper platform was usually under $500,000 a year. Compliance pricing always belongs in the business case.
How does TechVendorIndex rank UC platforms for financial services?
Rankings combine verified buyer reviews from regulated financial-services organisations, depth of compliant-recording and surveillance integration, identity and access controls, and observed audit outcomes at comparable firms. No vendor pays for placement. Full methodology is available at /methodology/.

Related rankings

Last updated: May 2026

Get a free, independent vendor shortlist

Tell us what you're evaluating and we'll send a tailored shortlist of vendors that actually fit — no vendor funding, no pay-to-play.

6,000+ vendors · 893 comparisons · 48 country guides · Independent & vendor-neutral

Get a Free Shortlist →