Lorien
Communications System Engineer
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Communications System Engineer
Unified Communications & Digital Workplace Engineer
📍 London (Hybrid) – 3 days on-site in the City of London 💰 £500 per day (Inside IR35) 📅 6 months (initial term)
A leading financial services organisation is seeking a Unified Communications & Digital Workplace Engineer to support and modernise its global communications environment.
This is a communication-first role, ideal for an engineer with expertise in Cisco UC / telephony and AV, comfortable working across infrastructure, cloud, and Microsoft 365. Operating in a highly regulated environment, the role plays a critical part in ensuring secure, compliant, and auditable communications.
Key Responsibilities
- Own and support enterprise communications platforms, including Cisco UC and collaboration tools
- Lead the transition from legacy telephony → Microsoft Teams and cloud-based voice solutions
- Support and manage AV and meeting room estate
- Ensure all communications are fully compliant, recorded, and auditable across voice and collaboration platforms
- Act as a key technical contact for compliance recording and regulatory requirements
- Contribute to infrastructure support across servers, networking, and cloud platforms
- Troubleshoot issues across voice, network, endpoint, and cloud layers
- Support both BAU (business as usual) and project delivery in an Agile environment
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Key Projects
- Deployment of a new dealerboard platform (moving to IPC)
- Office relocation with associated communications/AV changes
- Migration of voice recording platform (Redbox → Luware)
- Cloud transformation programme (AWS, Microsoft 365, Teams)
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Key Requirements
- Strong Unified Communications / Voice engineering background, with expertise in:
- Cisco UC (CUCM), SIP, telephony, gateways
- Experience managing AV / meeting room environments
- Strong understanding of regulated communications and compliance recording
- Broader infrastructure experience, including:
- Windows Server / Active Directory
- Networking fundamentals (DNS, firewalls, QoS)
- Cloud / Microsoft 365 / Teams
- Experience supporting or delivering telephony / collaboration migrations
- Comfortable operating across multiple technology domains (not siloed)
- Highly desirable: Experience working within Financial Services
If you’re a UC-focused engineer with strong Cisco and compliance experience, apply to discuss further.
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