Senior Cloud Engineer (Azure) IT Infrastructure London

Company: Checkout Ltd
Apply for the Senior Cloud Engineer (Azure) IT Infrastructure London
Location: Greater London
Job Description:

What we are looking for:

  • Experience & Education: Bachelor’s or Master’s degree in Computer Science or a related field, with at least 5 years of experience in a dedicated Azure Cloud Engineering or DevOps role.

  • Deep Azure Expertise: Advanced proficiency in designing and managing production-grade services including Azure Kubernetes Service (AKS), Azure Service Bus, CosmosDB, and Azure Functions. You should have a proven track record of delivering scalable, multi-region architectures.

  • Infrastructure as Code (IaC) at Scale: Expert-level knowledge of Terraform. You don’t just write code; you design reusable modules, advocate for best practices, and ensure state management is secure and efficient.

  • Advanced Networking & Security: A complete understanding of enterprise networking, including Hub-and-Spoke VNet patterns, Azure Front Door (WAF), Private Link for zero-trust environments, and advanced identity management via Microsoft Entra ID (RBAC) and Managed Identities.

  • Engineering Excellence: Strong experience with CI/CD orchestration (e.g., GitHub Actions or Azure DevOps) and a focus on observability (e.g., Azure Monitor, Log Analytics, Prometheus/Grafana).

  • Leadership & Mentorship: A natural ability to guide and mentor peers. You have experience resolving technical issues and can translate ambiguous problem definitions into actionable technical roadmaps.

  • Pragmatic Problem Solver: You understand when to move fast (creating tech debt) and when to move right (paying it off). You are a cornerstone in incident resolution and root-cause analysis.

  • Data-Driven Mindset: You use analytical approaches to identify inefficiencies and demonstrate the impact of your technical initiatives on the wider group.

How you’ll make an impact:

  • Lead Design & Delivery: Take full ownership of the design and implementation of large-scale, critical cloud projects, ensuring they are scalable, secure, and cost-optimised.

  • Architectural Influence: Work with Engineering Managers to refine requirements and influence the technical direction of your Atom and the broader group.

  • Operational SME: Act as the Subject Matter Expert for numerous team-owned services, providing advanced operational support and ensuring high availability for our global payment systems.

  • Evangelise Best Practices: Produce exemplary code and documentation that inspires others. You will be responsible for spreading best practices and standards across your group.

  • Manage Dependencies: Navigate the organisation to manage technical dependencies inside and outside your pillar, optimising for both delivery speed and business outcomes.

  • Foster Culture: Embody Checkout Operating Principles, using them to shape the group’s culture and acting as an example of efficiency and professional excellence.

  • AI Integration: Proactively explore and implement AI-driven automation to enhance infrastructure efficiency and team productivity.

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Posted: April 19th, 2026