24 of 24 Permanent Asterisk PBX Jobs in the UK

infrastructure including LAN, WAN (MPLS), SIP and Firewalls in a Cisco environment. Experience of F5 Load balancers. Implementing and administering telecoms infrastructure including Asterisk, openSIPS and Avaya CM. More ❯

infrastructure including LAN, WAN (MPLS), SIP, and Firewalls in a Cisco environment. Experience of F5 Load balancers. Implementing and administering telecoms infrastructure including Asterisk, openSIPS, and Avaya CM. More ❯

levels of customer service. ROLE REQUIREMENTS · Proven experience as a 2nd line engineer. . In depth knowledge of VOIP systems (we use an asterisk based platform) . Advanced Networking knowledge, we use Mikrotik and UISP equipment. . Proven experience with a WISP network. We use USIP equipment . More ❯

skills Minimum of 5 years commercial experience in software development. Essential: C++ Windows IP basics (IPv4), sub-netting, routing Windows Services Desirable: Linux Asterisk exposure (installation and configuration) Any exposure to telephony, especially VOIP. Nice to have: Windows OS internals knowledge, e.g. sessions, registry architecture, DLL design, security. More ❯

development experience in C# Comfortable working in fast-paced, agile environments (Scrum ceremonies) Nice to haves: Exposure to telecoms technologies such as VoIP, Asterisk, or Kamailio Knowledge of telecoms concepts and components What will you be doing? You will be helping to modernise the platform's architecture while More ❯

Requirements for the Unified Communications Provisioning and Support: Experience within the telecommunications industry in a support role. Technical knowledge and understanding. Understanding of Asterisk based phone system will be advantageous. Ability to multi-task and work under pressure. A desire to work as part of a team to More ❯

and C++ (C++17 and later). Experience with database design and implementation. Knowledge of Linux customisation and networking protocols. Desirable Skills: Experience with Asterisk and related protocols (SIP, RTP, RCTP, WebRTC). SSL and certificate management. Docker, embedded software development, and mobile app development (Android/iOS). More ❯

not essential. Key skills and experience: Experience of C++, C# Exposure to SIP, VOIP and any telecoms experience would be advantageous Understanding of Asterisk (desirable) Actively contribute to a culture of continuous improvement Confidence in liaising with Stakeholders and not being afraid to ask the difficult questions to More ❯

not essential. Key skills and experience: Experience of C++, C# Exposure to SIP, VOIP and any telecoms experience would be advantageous Understanding of Asterisk (desirable) Actively contribute to a culture of continuous improvement Confidence in liaising with Stakeholders and not being afraid to ask the difficult questions to More ❯

to gradually take over key responsibilities Technical Stack: Backend: Laravel, PHP (LAMP), MariaDB, Redis Frontend: React & TSX Infrastructure: Digital Ocean, Laravel Forge Telephony: Asterisk, FreePBX (VoIP) Other: Git, REST APIs, some legacy systems Skills & Experience Required: Extensive experience with PHP and the full LAMP stack MUST have solid More ❯

without restriction. Please complete the application form below, and select "Submit" when you have finished. Please note - the form fields marked with an asterisk ( ) must be completed in order for your application to be processed correctly. First name Last name Address Email Telephone Please provide a brief outline More ❯

/observability: Honeycomb, Datadog, PGAnalyze Database: Postgres Orchestration: Kubernetes Infrastructure: GCP/DCs/Terraform Networking: Wireguard, Tailscale, Palo Alto, F5 Telephony: Flex, Asterisk, Twilio Cache: Redis Data warehouse: Snowflake API layer: GraphQL Android frontend: Kotlin/Jetpack iOS frontend: Swift/SwiftUI Web frontend: TypeScript/React More ❯

speak with your Blackstone Recruiting contact with any questions. To submit your application please complete the form below. Fields marked with a red asterisk * must be completed to be considered for employment (although some can be answered "prefer not to say"). Failure to provide this information may More ❯

speak with your Blackstone Recruiting contact with any questions. To submit your application please complete the form below. Fields marked with a red asterisk * must be completed to be considered for employment (although some can be answered "prefer not to say"). Failure to provide this information may More ❯

unable to proceed with your application due to the nature of our work in healthcare. Apply for this role Fields marked with an asterisk (*) are required. First Name Last Name Email CV Upload a .doc or .pdf Maximum file size: 10 MB Click to upload a file Message More ❯

unable to proceed with your application due to the nature of our work in healthcare. Apply for this role Fields marked with an asterisk (*) are required. First Name Last Name Email CV Upload a .doc or .pdf Maximum file size: 10 MB Click to upload a file Message More ❯

unable to proceed with your application due to the nature of our work in healthcare. Apply for this role Fields marked with an asterisk (*) are required. First Name Last Name Email CV Upload a .doc or .pdf Maximum file size: 10 MB Message to the hiring manager More ❯

unable to proceed with your application due to the nature of our work in healthcare. Apply for this role Fields marked with an asterisk (*) are required. First Name Last Name Email CV Upload a .doc or .pdf Maximum file size: 10 MB Click to upload a file Message More ❯

unable to proceed with your application due to the nature of our work in healthcare. Apply for this role Fields marked with an asterisk (*) are required. First Name Last Name Email CV Upload a .doc or .pdf Maximum file size: 10 MB Click to upload a file Message More ❯

our telephony stack, ensuring seamless connectivity between our AI system and enterprise voice sources. Key Responsibilities Telephony Integration: Design, implement, and manage integrations with PBX systems, SIP trunks, VoIP providers, and cloud-based telephony platforms. SIP and VoIP Management: Maintain and optimize SIP signaling, media handling, and VoIP infrastructure … availability and performance. Security & Compliance: Implement best practices for telephony security, encryption, and regulatory compliance. Key Skills & Experience Strong expertise in VoIP, SIP, RTP, PBX systems (Asterisk, FreeSWITCH, OpenSIPS, Cisco, Avaya, etc.) Familiarity with telephony APIs (Twilio, Plivo, SignalWire, etc.) Proficiency in networking protocols (TCP/IP More ❯

SIP messaging, call flows and packet capture analysis. Strong understanding of IP networks, TCP/IP and troubleshooting network related issues. Familiarity with IP PBX systems and their configuration Ability to troubleshoot Full driving license Preferred Qualifications: Certifications in relevant technologies (CompTIA, Network+, CCNA) Experience with specific VoIP platforms … Asterisk, Hosted Cloud Telephony) Familiarity with network monitoring tools and software This is an excellent opportunity to join an extremely fast growth technology company with a nationwide presence. This role is Monday to Friday 9am - 5.30pm and does not offer hybrid or remote working. Pure Recruitment acts as More ❯

SIP messaging, call flows and packet capture analysis. Strong understanding of IP networks, TCP/IP and troubleshooting network related issues. Familiarity with IP PBX systems and their configuration Ability to troubleshoot Full driving license Preferred Qualifications: Certifications in relevant technologies (CompTIA, Network+, CCNA) Experience with specific VoIP platforms … Asterisk, Hosted Cloud Telephony) Familiarity with network monitoring tools and software This is an excellent opportunity to join an extremely fast growth technology company with a nationwide presence. This role is Monday to Friday 9am - 5.30pm and does not offer hybrid or remote working. Pure Recruitment acts as More ❯

VoIP systems for a range of business clients. Troubleshoot and resolve VoIP-related issues, ensuring minimal downtime and optimal performance. Support SIP trunks, hosted PBX solutions, and cloud telephony platforms. Monitor system performance and proactively identify areas for improvement. Work closely with clients to deliver bespoke VoIP solutions tailored … technologies What We're Looking For: Proven experience as a VoIP Engineer or in a similar telecoms role. Strong knowledge of SIP protocols, hosted PBX, and cloud-based VoIP solutions. Experience with VoIP platforms such as Asterisk, FreePBX, 3CX, or BroadSoft. Understanding of networking fundamentals (TCP/ More ❯

and maintain innovative VOIP telephony platforms, ensuring seamless and reliable voice connectivity for critical operations. Key Responsibilities Develop and optimise VOIP systems like Asterisk and Kamailio. Transition traditional telephony systems (e.g., ISDN) to VOIP/SIP platforms. Ensure high availability of business-critical voice connectivity. Leverage expertise in … Linux, networking, and server virtualization. Skills and Responsibilities: Proven experience with Asterisk, Kamailio, and VOIP architecture. Knowledge of integrating traditional telephony with VOIP systems. Problem-solving mindset and passion for innovation. Excellent collaboration and communication skills. Interested? Please Click Apply Now!VOIP Engineer - Manchester More ❯