18 of 18 Voice Engineer Jobs in London

Senior Infrastructure Engineer (UC) - Voice

Location
Greater London, England, United Kingdom
behalf of UK Parliament, we are looking for a Senior Infrastructure Engineer (UC) - Voice (Inside IR35) for a contract until March 2027 (with potential for extension) based hybrid in London.The Unified Communications Team is a dedicated 3rd Line engineering capability and is responsible for managing, supporting, and evolving … Parliament’s collaborative ecosystem, including core telephony services (VoIP, MS Teams Voice, and Contact Centres) and messaging services (Exchange Online, hybrid Exchange, mail security, compliance).The team sits under the Enterprise Technology directorate, under the Office of the Chief Technology Officer which supportsParliament in delivering itsdemocraticmissionby providing secure,resilientand ...

Trader Voice Infra Engineer: SIP/VoIP & Monitoring

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. is seeking an experienced Trader Voice Engineer to lead the design, integration, and support of our Client Health Technology Voice Services. The role requires deep domain knowledge of voice design, implementation, and migrations within an enterprise setting and interacts with external partners … vendors. The successful candidate will manage the delivery of Trading Voice services, monitor the Trading Voice infrastructure, and drive incident resolution and change management #J-18808-Ljbffr ...

Trader Voice Infrastructure Engineer

Location
Greater London, England, United Kingdom
Focusing on management and product monitoring, health checks delivery, technical support and testing of the Trading Voice infrastructure. Trader Voice role is to provide technology leadership for developing, integrating, and supporting Client Health’s Technology Voice Services. This position will require deep domain knowledge which will provide … advanced technical experience related to voice design, implementation, and migrations. This individual is expected to understand common industry voice technology and methodologies to implement Trader Voice platforms in an enterprise setting. Job responsibilities Responsible for the delivery of a range of Trading Voice services into ...

Senior Trading Voice Platform Engineer | SIP/VoIP Expert

Location
City Of London, England, United Kingdom
JPMorgan Chase & Co. seeks an experienced Trader Voice Engineer to lead delivery, monitoring, and support of Trading Voice services. The role focuses on engineering leadership, performance monitoring, and integration with client health technology voice services in an enterprise setting. You will work with cross-functional teams ...

Cisco Voice Engineer

Hiring Organisation
Gazelle Global Consulting Ltd
Location
London, England, United Kingdom
senior L3 voice role with a global financial services organisation, combining day-to-day ownership of enterprise Cisco telephony with the voice fit-out of a new office tower build. Contract: 12 months Location: Glasgow, Scotland, UK Working pattern: Hybrid, 2 days per week in the office … engagement covers the planning, coordination and installation of voice and data infrastructure for the construction and renovation of a new office tower in London. You will help plan installations, oversee migrations, support the first day of business operations and provide ongoing telephony support. Alongside the build, you will support ...

Senior UC Voice Engineer: Teams, SIP & SBCs | Hybrid London

Location
Greater London, England, United Kingdom
Parliament is hiring a Senior Infrastructure Engineer (UC - Voice) on a contract basis for hybrid work in London. The role focuses on delivering complex Unified Communications solutions, from Microsoft Teams Voice to SIP infrastructure, while providing 3rd line incident resolution and technical mentorship. Clearance and security awareness ...

Senior Backend Engineer - Voice AI & Real-Time (Hybrid)

Location
Greater London, England, United Kingdom
Resources is seeking a Senior Backend Engineer in London to help build and scale backend systems for Voice AI solutions. You will collaborate closely with ML/AI engineers to integrate real-time AI capabilities into the core backend. The role emphasizes ownership, autonomy, and delivering impact ...

Mobile Voice Engineer (Android) – VoIP & Multi-Network

Location
Greater London, England, United Kingdom
Mobilus Labs Limited in Greater London is seeking a Mobile Software Developer to join their innovative team focused on voice communication technology. The role involves designing and developing a mobile app, implementing cutting-edge features, and collaborating within an agile environment. The ideal candidate will hold a B.S. ...

Senior DevOps Engineer - Voice Cloud (Remote UK)

Location
Greater London, England, United Kingdom
Intermedia in the United Kingdom is seeking a proactive Senior DevOps Engineer to build, maintain, and operate Linux-based infrastructure at scale. You will drive automation, strengthen deployment pipelines, and collaborate with multi-national teams to deliver reliable cloud communications tooling. Remote-first with occasional visits to Bristol ...

Remote DevOps Engineer – Voice Cloud & Automation

Location
Greater London, England, United Kingdom
Intermedia in the United Kingdom is seeking a proactive DevOps Engineer to build, maintain and operate Linux-based infrastructure at scale. The role emphasizes automation, efficiency, and collaboration across a multinational team. You will work with CI/CD pipelines, configuration management tools, and monitoring dashboards while supporting both ...

AI/ML & Prompt Engineer LLM, RAG & Voice Agent

Location
Greater London, England, United Kingdom
looking for exceptional people who want to make a genuine difference to healthcare. ABOUT THE ROLE As our AI/ML & Prompt Engineer, you will own the intelligence behind EMMA — the LLM and RAG systems that power our chatbot, voice agent and telephony services. You will design, build … optimise the AI models and prompt architectures that allow EMMA to understand patient needs, retrieve accurate clinical information, and respond naturally across text and voice channels. This is a hands‐on, high-impact role where your work will directly shape patient outcomes across hundreds of GP surgeries. WHAT ...

Real-Time Comms Engineer: Voice & Telephony

Location
Greater London, England, United Kingdom
Kraken is building the modern energy operating system to transform customer interactions and reliability across channels. The Comms team owns real-time voice, telephony, and integrations with providers like Twilio to enable smooth customer conversations. You will work across engineering, product, and customer operations to design scalable, fault-tolerant ...

Senior LiveKit / Voice AI Engineer

Location
Greater London, England, United Kingdom
Remote - UK & Ireland Remote international Full-time Make a phone conversation feel natural, even when the network is not. Own the real-time voice systems at the heart of Jodie, where latency, interruptions and reliability all shape the customer experience. The work matters. Jodie AI is a UK company … This specialist role is open in the UK and Ireland; it is not a work-from-anywhere arrangement. What you'll own Build production voice agents with LiveKit Agents and Python or Node.js. Improve turn detection, interruptions, speech recognition and synthesis across real customer conversations. Own SIP and telephony ...

Remote Senior Real-Time Voice AI Engineer (LiveKit)

Location
Greater London, England, United Kingdom
Jodie AI, a UK-based company, is seeking a specialist for building production voice agents using LiveKit with Python or Node.js. You will enhance latency, interruption handling and speech processing across real conversations. The role is remote with overlap hours to London time, open to candidates … Ireland, and involves owning SIP integrations and telemetry for end-to-end voice quality. #J-18808-Ljbffr ...

Remote AI/ML Prompt Engineer - LLM & Voice Agent

Location
Greater London, England, United Kingdom
QuantumLoopAI is seeking an AI/ML & Prompt Engineer to own the intelligence behind EMMA, our AI-powered reception system. You will design, build and optimise LLM and prompt architectures powering chatbot, voice agent and telephony services, across UK business hours. This hands-on role requires shipping projects ...

Founding Real-Time Voice Infra Engineer

Location
Greater London, England, United Kingdom
inference path. Ship sub-200ms voice latency at scale. Work directly with the founders. DEPARTMENT LOCATION London or remote (UK/EU) TYPE Full-time SALARY BAND What you'll own · The CMAP inference pipeline end-to-end · Latency budget owner — you set it, you defend it, you ship … Carrier integration and verification model What we're looking for · 5+ years building real-time systems (not necessarily voice) · Comfortable with low-level networking, audio codecs, and SIP · Strong opinions on inference architecture and latency budgets · Direct: you tell us when something won't work Sound right? Send ...

Staff AI Engineer: Build Scalable Voice AI Systems

Location
Greater London, England, United Kingdom
Reqiva in London is hiring a Staff Software Engineer – AI to shape product and technical direction. The role is hands-on and requires building production AI systems across Python, TypeScript, and cloud infrastructure. The ideal candidate has 8+ years of software engineering experience, strong Python/backend skills ...

Founding Voice Infrastructure Engineer LONDON OR REMOTE (UK/EU) £140–£200K + SIGNIFICANT EQUITY

Location
Greater London, England, United Kingdom
inference path. Ship sub-200ms voice latency at scale. Work directly with the founders. London or remote (UK/EU) Full-time What you’ll own The CMAP inference pipeline end-to-end Latency budget owner — you set it, you defend it, you ship to it Carrier integration … verification model What we’re looking for 5+ years building real-time systems (not necessarily voice) Comfortable with low-level networking, audio codecs, and SIP Strong opinions on inference architecture and latency budgets Direct: you tell us when something won’t work Sound right? Send us your work. Email ...