Senior Cloud Platform Lead — Scale, Secure & Automate

Jobtailor; Bath; On-site; GBP 90,000 - 130,000; Full time

Job summary

Jobtailor in Bath is seeking a Senior Infrastructure Engineer to own and scale the GRiD cloud platform across multiple regions, ensuring resilience, disaster recovery, and secure operations. You will act as the primary escalation point for complex infra issues and guide transitions to new platform versions.

You will shape platform governance with AWS CDK/OpenTofu, collaborate with risk and engineering teams, and drive innovation through automation, self-service tooling, and AI-assisted

Qualifications

• Minimum 5 years’ experience working on customer-facing cloud platforms.
• Strong hands-on expertise with AWS across multiple accounts and regions, including IaaS, PaaS, and SaaS environments
• Proven experience with AWS CDK/CloudFormation and OpenTofu, including troubleshooting stack failures, rollbacks, and configuration drift
• Experience building or operating serverless AWS architectures for production-scale data processing workloads
• Experience designing and supporting multi-region, highly available platforms, including disaster recovery planning and testing
• Strong understanding of AWS IAM, including roles, trust policies, and GitHub Actions OIDC federation
• Professional development experience in Python
• Excellent code review capabilities
• Demonstrated commitment to continuous improvement, developer experience, automation, AI-assisted engineering, and platform tooling
• Experience leading technical initiatives and influencing engineering direction
• Prior people management experience is highly desirable
• Experience with Okta or similar identity and access management platforms is desirable
• Familiarity with Django and/or FastAPI is desirable
• Experience with observability and monitoring tools such as Sentry Cloud or Dynatrace is desirable
• Experience working with distributed engineering teams across multiple geographies is desirable

Responsibilities

• Own the GRiD cloud platform end-to-end, including resilience, disaster recovery, multi-region architecture, and operational readiness
• Act as the senior escalation point for complex infrastructure challenges, including permissions, deployment failures, and platform stability issues
• Guide the transition from GRiD to GRiD 2 in collaboration with Catastrophe and Risk Solutions teams developing Synergy Studio (VSS)
• Shape platform strategy and governance across AWS CDK and OpenTofu environments
• Partner with the Information Risk Officer to identify, prioritise, and remediate platform vulnerabilities
• Participate in code reviews, technical problem solving, and hands-on development
• Drive innovation through prototyping, self-service infrastructure, developer tooling improvements, and AI-assisted development initiatives
• Support agile delivery activities and contribute to a shared business-hours support rota
• Lead, mentor, and develop a distributed infrastructure engineering team through coaching, performance management, and career development
• Provide technical direction across two business units and work with engineering teams to deliver scalable, resilient, and secure cloud solutions

Skills

AWS Expertise

AWS CDK/CloudFormation

Serverless Architecture

Python Development

GitHub Actions OIDC Federation

Django

FastAPI

Observability/Monitoring

Leadership/People Management

Tools

Sentry Cloud

Dynatrace

Okta

Job description

Jobtailor in Bath is seeking a Senior Infrastructure Engineer to own and scale the GRiD cloud platform across multiple regions, ensuring resilience, disaster recovery, and secure operations. You will act as the primary escalation point for complex infra issues and guide transitions to new platform versions.

You will shape platform governance with AWS CDK/OpenTofu, collaborate with risk and engineering teams, and drive innovation through automation, self-service tooling, and AI-assisted