Enterprise-Scale AWS Cloud Architect - Security, Scale, & Performance

Appnovation Technologies; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

Appnovation Technologies is seeking an experienced Cloud Solutions Architect to scale our platform for enterprise use, spanning tens of thousands of users on AWS. You will design caching tiers, multi-region, and global federation, while ensuring security and access controls for sensitive content.

You will mentor engineers, produce architecture diagrams and standards, and influence decisions on non-functional requirements like availability, resilience and observability across geographies.

Qualifications

• 8+ years in engineering, with 3+ years in architecture.
• Senior cloud architecture experience on AWS; certification preferred.
• Caching strategies, data federation, and performance/load testing.
• Security architecture, RBAC/ABAC considerations.
• Infrastructure-as-code (Terraform/CloudFormation) and containerization (Docker/Kubernetes).
• Strong networking, IAM, cost optimization, and observability tooling.
• Ability to work within an enterprise engineering lifecycle and lead initiatives.

Responsibilities

• Architect the platform for enterprise scale (tens of thousands of users) on AWS.
• Evaluate scalability of the PostgreSQL/Supabase backend; design caching tiers, multi-region, and global federation as needed.
• Own the load-testing strategy and responsiveness targets across geographies.
• Ensure the architecture meets security and access-control needs for sensitive content.
• Produce architecture diagrams, decision records, and technical standards.
• Guide and mentor engineers on cloud best practices and patterns.
• Define non-functional requirements (availability, resilience, cost, observability).
• Partner with security and compliance to meet enterprise controls.
• Support build-vs-buy decisions and technology evaluations.

Skills

Cloud architecture leadership

AWS expertise

Stakeholder communication

Security-conscious design

Performance optimization

Consulting mindset

Cross-functional collaboration

Problem solving

Lean thinking

Self-motivation

Education

Bachelor’s Degree in Computer Science or related field

Tools

Terraform

CloudFormation

Docker

Kubernetes

AWS

PostgreSQL/Supabase

Job description

Appnovation Technologies is seeking an experienced Cloud Solutions Architect to scale our platform for enterprise use, spanning tens of thousands of users on AWS. You will design caching tiers, multi-region, and global federation, while ensuring security and access controls for sensitive content.

You will mentor engineers, produce architecture diagrams and standards, and influence decisions on non-functional requirements like availability, resilience and observability across geographies.