CBSbutler Holdings Limited trading as CBSbutler
Infrastructure Tester
Charing Cross, City of London, London · SW1A 2DR
Negotiable
About this role
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Salary: £42,000 - 45,000 per year
Requirements
: ###Proven experience in Infrastructure Testing (manual and/or automated).Familiarity with infrastructure and deployment environments such as AWS, Azure, GCP, or on-premises.Experience testing APIs, services, and integration points, beyond just front-end UI.Strong analytical mindset with a keen attention to detail.Bonus: experience with scripting (Python, Bash, PowerShell) or Infrastructure as Code (IaC) validation (Terraform, Ansible).### Responsibilities: Execute and maintain test plans for infrastructure, backend services, and application layers.Validate deployments, configuration changes, and environment stability across cloud and on-prem environments (AWS, Azure, GCP, CI/CD).Perform integration, regression, and performance testing across multiple platforms.Collaborate with DevOps, developers, and product teams to identify and resolve issues early in the lifecycle.Contribute to the continuous improvement of QA practices, tools, and processes.### Technologies: AWSAnsibleAzureBackendBashCI/CDCloudDevOpsGCPPowerShellPythonTerraformUX UI DesignAPI More: We are looking for a hands-on Tester who is comfortable checking infrastructure deployments and systems performance, as well as validating user journeys in applications. You will work across a variety of environments - from cloud setups and APIs to end-user interfaces - ensuring that everything we deliver is robust, performant, and secure.This role is not about just ticking boxes; we need someone with a strong technical foundation, curiosity, and the confidence to explore beyond the front end. We offer a competitive salary of £42,000 - £45,000, a hybrid working model with flexibility to split time between home and our London office, and a supportive, collaborative culture focused on continuous learning.
Here, you will have opportunities to shape testing approaches and tools in a modern, cloud-centric environment. If you are an inquisitive, technically-minded tester who thrives in diverse settings and enjoys the intricacies that contribute to system stability and scalability, we would love to hear from you. last updated 26 week of 2026