← All roles

Unified Communications Engineer

Jane Street· Technology
Apply on company site
Hybrid (London)Full-timePosted 2mo ago

About the role

We are looking for a Unified Communications (UC) Engineer to help grow, monitor and manage our global voice and video infrastructure. This role sits within our larger IT group and will require you to deliver smart solutions in a fast-paced environment without disrupting the daily workflow. The UC team is responsible for all tasks and infrastructure related to collaboration and telephony, including tooling, monitoring, deployment, and configuration changes globally with minimal downtime.

Responsibilities

  • Monitor alarms generated by voice and video systems and multitask across projects
  • Escalation point for users and other technology groups
  • Interface daily with IT Operations, Cybersecurity and Networking to provide capacity planning, develop standards and best practices, and improve documentation across global UC infrastructure
  • Deliver solutions that minimise downtime for collaboration services
  • Deploy UC products and services and perform software and hardware configuration changes globally

Qualifications

  • 7+ years of experience configuring and supporting Cisco UC and Collaboration Product Suite in a multi-cluster environment
  • Cisco Unified Communications Manager versions 14+
  • Cisco Meeting Server
  • Cisco Expressway
  • Excellent knowledge of SIP, including implementing Session Border Controllers and PSTN SIP trunking
  • Experience upgrading and maintaining Cisco UC products, including phones, softphones and video conferencing endpoints
  • Knowledge of UC compliance products and experience with modern voice recording platforms (Verint, NiCE, Red Box, etc.) and messaging archiving products (Movius, LeapXpert, Smarsh, etc.)
  • Knowledge of Cisco APIs related to UC products and experience creating API automations using Python, PowerShell, etc.
  • Experience integrating cloud-based conferencing technologies (Webex, Zoom, Teams) with on-premise infrastructure
  • Ability to troubleshoot custom API-based integrations with UC products and services
  • Ability to collect and interpret log files, collaborate with support partners, and manage expectations with colleagues and users
  • Familiar with virtualization of Cisco UC applications on enterprise-grade servers (HPE, Dell, Cisco, etc.)
  • Strong understanding of current security standards and ability to troubleshoot creatively
  • Fluent in English

Skills

Required:Cisco Unified Communications ManagerCisco Meeting ServerCisco ExpresswaySIP and SBCsAPI automationCloud hybrid conferencing integration

Benefits

  • Equal Opportunity Employer
Last updated Oct 25, 2026. Interested? Apply on the company site.

About Jane Street

SIX

Jane Street is a quantitative trading firm and liquidity provider with a unique focus on technology and collaborative problem solving.

Machine learningquantitative tradingtechnologyresearch-drivenglobal marketsinternshipseventsprograms
Company profileWebsite

More open roles at Jane Street