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Natterbox

Senior Technical Architect

Natterbox

Senior Technical Architect responsible for technological evolution and mentorship on Natterbox's global SaaS platform. Drive architectural strategy and embed AI solutions for future scalability.

Posted 5/19/2026full-timeRemote • 🇬🇧 United KingdomSeniorWebsite

Tech Stack

Tools & technologies
AWSAzureCloudVoIP

About the role

Key responsibilities & impact
  • Drive Architectural Strategy: Own the roadmap for our multi-tenant SaaS platform, ensuring it supports our global expansion and high-performance requirements.
  • Lead the AI Revolution: Architect and embed AI/ML capabilities across the Natterbox platform, translating emerging technologies into production-ready features.
  • Engineering Mentorship: Champion a culture of excellence by leading design reviews, establishing documentation standards, and coaching engineers to become future technical leaders.
  • Governance & Risk Management: Proactively identify "institutional knowledge" risks and ensure our systems are documented, observable, and resilient.
  • Cross-Functional Collaboration: Partner with the Head of Engineering and Product leadership to align technical decisions with our long-term product vision.

Requirements

What you’ll need
  • SaaS Architecture: 8+ years of software engineering experience with a proven track record of designing and evolving complex, multi-tenant SaaS platforms at scale.
  • Cloud Expertise: Deep, hands-on experience with AWS cloud architecture (preferred) or Azure, specifically across multiple regions.
  • Technical Leadership: Demonstrated ability to lead, mentor, and influence engineering teams without necessarily having direct line management authority.
  • Ecosystem Integration: Experience integrating complex SaaS platforms with Salesforce or equivalent CRM platforms at an architectural level.
  • Pragmatic Problem Solving: A track record of reducing technical debt and institutional knowledge risk while balancing short-term delivery needs with long-term platform health.
  • Communication: Exceptional ability to translate complex architectural concepts for both technical teams and non-technical business stakeholders.
  • AI/ML Experience: Experience architecting or evolving AI-enabled products or integrating ML frameworks into a global production environment. (Highly Desirable)
  • Telecoms Knowledge: Familiarity with real-time communications systems, telephony infrastructure, or VoIP. (Other Desirable Experience)
  • Frameworks: Knowledge of architectural frameworks such as TOGAF, C4, or similar models. (Other Desirable Experience)
  • Governance Setup: Experience establishing principal engineer or architecture governance functions within a growing organisation. (Other Desirable Experience)
  • AI Roadmap Leadership: Experience architecting or evolving AI-enabled products and a clear understanding of how to embed AI models and pipelines into a broader SaaS system. (AI & Emerging Technology Highly Desirable)
  • Frameworks & Tools: Experience evaluating and selecting AI/ML frameworks, tools, and infrastructure patterns appropriate for a global, multi-tenant environment. (AI & Emerging Technology Highly Desirable)
  • AI Engineering Standards: A track record of embedding good AI engineering practices, ensuring systems are designed for reliability, observability, and responsible use. (AI & Emerging Technology Highly Desirable)

Benefits

Comp & perks
  • Remote Working (UK, only)
  • 25 days holiday increasing to 30 days. (after 2 year service)
  • A range of employee perks from Perkbox
  • EAP via Perkbox
  • After a successful probationary period, you will also receive
  • Private health insurance (currently with Vitality)
  • Share options
  • Note some of our benefits are non contractual and are provided at Natterbox’s discretion.

ATS Keywords

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Hard Skills & Tools
SaaS ArchitectureAWSAzureAI/MLSalesforcePragmatic Problem SolvingArchitectural FrameworksAI Engineering StandardsGovernance SetupEcosystem Integration
Soft Skills
Technical LeadershipCommunicationMentorshipCross-Functional CollaborationProblem Solving