Solutions Architect, Voice - London

Decagon
London
Workplace: OnsiteFull timeGBP 144,300 - 216,400 annuallyFunction: Solutions Engineering & Sales EngineeringExperience: 8+ yearsSkills: ["Stakeholder management","Technical discovery","Problem-solving","Collaboration","Communication"]

Define how enterprise customers deploy Decagon’s voice AI agents into live voice and contact center environments. Partner with Sales and product/engineering to translate telephony constraints into integration strategies, covering SIP trunking, call routing, media handling, and real-time transcription. Tackle ambiguous, packet-level SIP and media issues using repeatable diagnostics, and build scalable pre-sales playbooks and reference architectures for BYOC and other deployment patterns.

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Decagon
Decagon
12 hours ago

Solutions Architect, Voice - London

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Last checked: 2 hours agoStatus: Live

Job Summary

Define how enterprise customers deploy Decagon’s voice AI agents into live voice and contact center environments. Partner with Sales and product/engineering to translate telephony constraints into integration strategies, covering SIP trunking, call routing, media handling, and real-time transcription. Tackle ambiguous, packet-level SIP and media issues using repeatable diagnostics, and build scalable pre-sales playbooks and reference architectures for BYOC and other deployment patterns.
Location: London
Workplace: Onsite
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering
Seniority: Mid level

Key Responsibilities

  • •Partner with account executives to discover, qualify, and design voice deployment solutions aligned to customer telephony constraints and outcomes.
  • •Translate customer contact center environments (e.g., Genesys Cloud CX & Engage, Amazon Connect, Cisco UCCE/CVP, Google CCAI) into clear integration and deployment strategies.
  • •Design SIP integration approaches including BYOC trunking, REFER-based transfer, header propagation, and tailored media/streaming paths.
  • •Diagnose multi-leg call flows at the packet level and establish repeatable methods for tracing and resolving SIP and media issues in production.
  • •Establish scalable pre-sales processes, deployment playbooks, and reusable reference architectures to support growth.

Pay and Benefits

Salary: GBP 144,300 - 216,400 annually
Equity and Bonus:Equity
Perks:Health InsuranceDentalVisionLife InsuranceDisability BenefitsRetirement401kPensionParental LeaveMonthly Stipend

Key Requirements

  • •8–10+ years in customer-facing technical roles (Solutions Architect/Solutions Engineer/TAM/PM) focused on voice, telephony, or contact center platforms.
  • •Deep fluency in enterprise contact center platforms (Genesys, Amazon Connect, Cisco, or Google CCAI) and SIP/telephony fundamentals (trunking, transfer semantics, codecs, SRTP, DTMF).
  • •Hands-on CPaaS infrastructure experience (Twilio or Telnyx), including BYOC configuration and programmable voice.
  • •Ability to navigate ambiguous technical conversations by asking strong discovery questions and collaborating through uncertainty.
  • •Experience engaging diverse stakeholders (network engineers, CX, and contact center leaders) and translating voice requirements into actionable deployment strategies.
Experience:8+ yearsConversational voiceContact centerCPaaS
Skills:Stakeholder managementTechnical discoveryProblem-solvingCollaborationCommunication
Tech Stack:SIPTelephonyGenesys Cloud CX & EngageAmazon ConnectCisco UCCECisco CVPGoogle CCAITwilioTelnyxBYOCSRTPDTMFWebsocketsAudio ConnectorExternal Voice TransferWiresharkPcap analysisScapySTTTTS

Company Brief

Decagon
Builds conversational AI agents and a platform that automates customer support across chat, email, and voice, enabling brands to deliver concierge-level customer experiences at scale.
Industry: AI & Machine Learning
Company Size: Medium (51 to 250 employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series C
Headquarters: San Francisco, United States
Founded: 2023
Glassdoor
Glassdoor: 3.9
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