Senior Cloud Engineer

Checkout.com; Greater London; Hybrid; GBP 45,000 - 83,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

Checkout.com in London is seeking a hands-on Cloud Platform Engineer to own large-scale cloud platform work end-to-end, from architecture to production using Terraform.

You will build secure, scalable platforms and collaborate with managers to guide technical direction, while enabling global payment systems with highly available services.

Qualifications

• Extensive AWS enterprise-scale experience with multi-account architectures.
• Azure experience including landing zones, VNet architectures, Entra ID, and governance models.
• Expert-level Terraform with reusable modules and secure state management.
• Git-based CI/CD workflows experience.
• Strong cloud networking knowledge (VPC, VNet, Transit, DNS, private connectivity).
• Production containerised workloads experience (EKS/AKS).
• Experience in regulated environments with change control and auditability.
• PCI DSS familiarity a plus.
• Focused on observability and measurement.
• Mentor peers and translate complex problems into actionable plans.
• 5+ years in cloud engineering with AWS depth.

Responsibilities

• Take ownership of large-scale platform projects end to end, from architecture through Terraform to production.
• Build scalable, secure, and cost-optimised platform solutions.
• Design platform primitives that product teams build on, making the secure path the easy path.
• Collaborate with Engineering Managers and architects to refine requirements and shape technical direction.
• Document significant technical decisions as ADRs.
• Act as SME for team-owned services and provide advanced operational support.
• Ensure high availability for global payment systems.
• Produce exemplar code and documentation to spread best practices and standards.
• Manage technical dependencies inside and outside the pillar to support delivery speed.
• Embody operating principles and shape group culture.
• Explore and implement AI-driven automation to improve infrastructure efficiency and team productivity.

Skills

AWS depth

Azure

Terraform

CI/CD

IAM

Kubernetes

Git

Security

Networking

Python

DevOps

PCI DSS awareness

AI automation awareness

Education

BSc in Computer Science or related field

Tools

Terraform

AWS

Azure

Kubernetes

CI/CD

Git

Job description

Salary: £45,000 - 83,000 per year

Requirements:

• Deep hands-on AWS expertise at enterprise scale, including multi-account architectures, IAM, KMS, and core compute, storage, and security services
• Real production experience with Azure alongside AWS, including landing zones, VNet architectures, Entra ID, and governance models
• Expert-level Terraform experience, including reusable modules, secure state management, and disciplined code review
• Comfortable working in a Git-based workflow with CI/CD
• Strong cloud networking knowledge, including VPC and VNet design, hub-and-spoke or Transit Gateway/Cloud WAN architectures, DNS, and private connectivity
• Solid experience running containerised workloads in production, ideally on EKS or AKS
• Experience operating in regulated environments with awareness of change control, least privilege, and auditability
• Familiarity with PCI DSS is a strong plus
• Focus on observability and measurement
• Natural ability to guide and mentor peers and translate ambiguous problems into actionable technical plans
• Pragmatic problem-solving mindset, including incident resolution and root-cause analysis
• 5+ years in cloud engineering roles with significant AWS depth
• A degree in Computer Science or a related field is useful but not required

Responsibilities:

• Take ownership of large-scale platform projects end to end, from architecture through Terraform to production
• Build scalable, secure, and cost-optimised platform solutions
• Design platform primitives that product teams build on, making the secure path the easy path
• Work with Engineering Managers and architects to refine requirements and shape the technical direction of the platform
• Document significant technical decisions as ADRs
• Act as the Subject Matter Expert for team-owned services and provide advanced operational support
• Ensure high availability for global payment systems
• Produce exemplary code and documentation to spread best practices and standards across the group
• Manage technical dependencies inside and outside the pillar to support delivery speed and business outcomes
• Embody our operating principles and help shape the groups culture
• Explore and implement AI-driven automation to improve infrastructure efficiency and team productivity

Technologies:

• AI
• AWS
• Azure
• CI/CD
• Cloud
• Git
• IAM
• Support
• Security
• Terraform
• ASP.NET
• DevOps
• Kubernetes
• Network
• Python

More:

Were Checkout.com, powering digital experiences for companies like eBay, Spotify, Klarna, Uber, and Sony, and enabling over 10 billion transactions each year for more than one billion global shoppers. Our Cloud Platform team owns the cloud foundations behind our global payments platform, including a large multi-account AWS estate, a growing Azure platform, and the networking and connectivity that reaches card schemes and banks worldwide. This is a hands-on senior role in an established, fast-moving team where everything is defined in code, deployed through pipelines, and reviewed like software. We offer a hybrid working model with three days per week in the office, and our London HQ supports our global fintech ambitions across 20 offices on six continents.

last updated 36 week of 2026