Senior Architect – GCP , Gen AI & Agentic Systems

Test Triangle • Artificial Intelligence • A/B Testing • 14 days ago
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Salary
≈ $87k – $182k per year (Estimated)
Location
In office (Bristol)
Seniority
Architect · 14+ years exp
Employment
Contractor

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Oct 10, 2026.

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Test Triangle

Test Triangle is a Dublin-headquartered technology services company providing IT service management consulting as an Atlassian, ServiceNow and Freshworks partner, along with software testing, cloud, digital transformation and recruitment outsourcing services. Operating since 2012 from Blanchardstown Corporate Park, it serves organisations across Ireland, the UK and further afield and supplies contract and permanent specialists to client organisations such as UK banks. Its postings are mainly client placements for data analysts, DevOps and platform engineers, cyber security specialists, solution architects, project managers and mobile developers in Dublin, London and other cities.
testtriangle.com • HQ: Dublin, Ireland • IT Service & Asset Management • Information Technology • Professional Services • 51-200 employees • Est. 2012

Senior Architect - GCP , GenAI & Agentic Systems

LOCATION: Onsite (Bristol)

Job Description

Looking for an experienced Senior Architect to lead the design, architecture, governance, and delivery of enterprise-scale AI/ML and Generative AI solutions. The role requires deep expertise in LLMs, Agentic AI, NLP, RAG architectures, MLOps, and cloud-native AI platforms on Google Cloud Platform (GCP).

The architect will be responsible for defining AI solution strategies, driving technical direction, establishing architecture standards, and ensuring secure, scalable, and production-ready AI systems that deliver measurable business outcomes.

The ideal candidate should possess a blend of technical leadership, solution architecture, stakeholder management, and hands-on expertise in modern AI ecosystems

Mandatory Skills

AI / ML

  • Machine Learning lifecycle management
  • Deep Learning concepts
  • Model evaluation frameworks
  • Experiment design and A/B testing
  • NLP and text analytics

Generative AI

  • Large Language Models (LLMs)
  • Prompt Engineering
  • RAG architectures
  • Vector databases
  • AI Agents and Multi-Agent Systems
  • Copilot and Conversational AI development

Cloud & GCP

  • Vertex AI
  • BigQuery
  • Cloud Storage
  • Dataflow
  • Cloud Functions
  • Cloud Run
  • GKE
  • Pub/Sub
  • IAM and Security Controls

MLOps / LLMOps

  • CI/CD for ML
  • Model Registry
  • Version Control
  • Automated Evaluation
  • Model Deployment
  • Monitoring & Observability
  • Drift Detection
  • Rollback Frameworks

Architecture

  • Enterprise Architecture
  • Solution Architecture
  • Microservices
  • API-driven Integration
  • Distributed Systems
  • Event-driven Architecture

Required Experience

  • 14+ years of overall IT experience.
  • 5+ years in AI/ML solution architecture.
  • 3+ years in Generative AI and LLM-based solution delivery.
  • Proven experience delivering production-grade AI applications on cloud platforms.
  • Experience designing enterprise RAG and Agentic AI solutions.
  • Strong experience architecting secure and scalable AI platforms.
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