Security Architect | Cloud, Hybrid & On-Prem

Copello Global Ltd; West of England; Hybrid; GBP 91,000 - 152,000; Full time

Job summary

Copello Global Ltd is seeking an experienced Security Architect for a 12‑month contract in Gloucestershire, offering £90-£110 per hour Inside IR35. The role requires active eDV clearance and a hybrid work pattern.

You will lead design, assurance and continual improvement of secure technology solutions across cloud, hybrid and on‑premise environments, embedding security throughout the lifecycle. Responsibilities include security architecture governance, threat modelling, risk assessment and

Qualifications

• Proven experience as a Security Architect within complex enterprise, government, defence or highly regulated environments.
• Strong knowledge of cloud architecture and cloud security across IaaS, PaaS and SaaS platforms.
• Experience conducting threat modelling, security architecture reviews and risk assessments.

Responsibilities

• Design and assure secure architectures across cloud, hybrid and on‑premise environments.
• Develop security architecture principles, standards, patterns and reference architectures.
• Embed security requirements within platform, infrastructure and application architectures.
• Review solution designs to ensure appropriate security controls are implemented throughout the system lifecycle.
• Support secure cloud adoption, modernisation and digital transformation initiatives.
• Provide expert guidance across infrastructure, applications, networks, platforms and data services.
• Ensure solutions meet requirements for confidentiality, integrity, availability, resilience and recoverability.

Skills

Cloud architecture

Security architecture

Threat modelling

Risk assessments

Stakeholder management

IAM

Zero Trust

MBSE

Education

CISSP

CCSP

TOGAF

Azure Security Engineer

Tools

Terraform

PKI

HSMs

Job description

Copello Global Ltd is seeking an experienced Security Architect for a 12‑month contract in Gloucestershire, offering £90-£110 per hour Inside IR35. The role requires active eDV clearance and a hybrid work pattern.

You will lead design, assurance and continual improvement of secure technology solutions across cloud, hybrid and on‑premise environments, embedding security throughout the lifecycle. Responsibilities include security architecture governance, threat modelling, risk assessment and