Senior Engineer (Telephony/VoIP)

at  VoCoVo

VoCoVo specialises in innovative communication solutions tailored for businesses, particularly within the retail sector. Our flagship products are designed to create a connected store experience, facilitating seamless communication among retail staff to enhance efficiency and elevate customer service. We empower teams to collaborate effortlessly and achieve their retail goals.
With over 250,000 users across more than 10,000 locations in 21 countries, and recognition as one of the top 100 best small-to-medium size businesses to work for, join us on our journey!
Efficient, secure, and great quality voice communications are at the very core of what we do. As part of our Voice team, you would be responsible for developing the processes and tools to enable the integration of 3rd party telephony with our retail communication systems. Additionally you will work closely with our software engineers developing customer-facing web apps to enable ‘self service’ of telephony configuration and reporting by the customer.
We’re on an amazing journey and as we continue to grow, including expansion into overseas markets, you would be driving this growth with high quality, secure, stable infrastructure, and by automating the processes that are slowing us down. This is a fantastic opportunity to directly help the business scale by developing the way we install and maintain telephony integrations, improving reliability and reducing the burden on customer support.
Please note, to apply for this position you must be based in the UK and have the legal right to work in the UK.

REQUIREMENTS FOR SENIOR ENGINEER (TELEPHONY/VOIP)

You will be an experienced engineer, with great knowledge of VoIP technologies. You’ll have experience of working in a senior capacity as part of software/hardware teams using multiple technologies.

The following are highly desirable, but we do not expect you to have them all:

• Extensive experience working in VoIP domains, Unified Communications and PBX platforms.
• SIP/VoIP configuration (to enable integration with 3rd party telephony providers).
• Familiarity with VoIP providers.
• Demonstrable understanding of the core protocols and technologies in this space, SIP, WebRTC and friends, along with monitoring and testing of such technologies.
• Direct knowledge of platforms such as Asterisk (key to the role), FreePBX, OpenSIPS.
• Great understanding of network technologies and routing/firewall considerations for VoIP.
• Appreciation and understanding of the importance of factors such as latency, codecs, bandwidth, geo-location, regulatory compliance and security considerations in the design of such systems.
• Strong experience of writing up technical documentation.

"NICE TO HAVE” SKILLS FOR SENIOR ENGINEER (TELEPHONY/VOIP)

• Knowledge and comfort with Agile practices, and product SDLC.
• Scripting and configuration experience; coding experience would be an advantage, we work with a strong Infrastructure as Code paradigm for our platforms.
• Strong version control experience, specifically Git.
• Ability to explain technical concepts to non-technical team members.
• Knowledge of use of things such as DSPs and Radio technologies in the context of wider VoIP technologies.
• CCNA Certification or similar relevant certification.
• Awareness of IoT/Embedded environment and system-design goals, such as Over the Air updates and firmware management.
• Understanding of JavaScript/Node.JS.
• Electronics engineering or any lower level hardware knowledge.Experience with configuration management/configuration as code tooling, such as Ansible/Puppet.

• Ensuring integrations with 3rd party telephony providers are right first time and delivered within our customers’ desired timescales.
• The process for telephony integrations is well-documented and understood by client delivery and customer support teams.
• Processes are automated where possible to reduce the risk of human error.
• Customers, or customer support working on their behalf, are able to input the details of a 3rd party telephony provider and generate the necessary configuration files.
• Ensuring our system includes proactive monitoring and alerting if there is an issue.
• Customers can view telephony status and generate reports via our Portal.
• Maximising the benefit of VoIP technologies and driving continued use to deliver industry leading capabilities.
• Our equipment can be shipped, installed and configured quickly, securely and consistently.
• Acting as a subject matter expert in the systems your team manages, your colleagues will look to you specifically as a knowledgeable engineer and mentor on telephony and VoIP.