Platform Engineer
Capital on Tap4 hours ago
London, United KingdomSenior
Responsibilities
- Build and maintain Azure infrastructure foundations using Terraform, reusable modules, and a standard Kubernetes baseline.
- Operate network and edge infrastructure using Cloudflare, Istio, and Cato.
- Manage cloud identity and access, including RBAC, managed identities, and service-to-service authentication.
- Consolidate and automate secrets and certificate management.
- Automate infrastructure and container patching on a reliable fixed cadence.
- Build and maintain infrastructure CI/CD pipelines, templates, and build agents.
- Build and operate AI infrastructure with model access through Microsoft Foundry, Anthropic, and OpenAI.
- Support the AI and MCP gateway layer, including access, routing, and authentication for AI tools and agents.
- Apply security, identity, and observability standards to AI services and the broader cloud platform.
- Monitor infrastructure using Grafana, Prometheus, and Log Analytics.
- Contribute to cloud cost management, disaster recovery, and multi-cloud initiatives.
- Collaborate with Database Engineering, SRE, and Developer Enablement on shared infrastructure projects.
- Write documentation and maintain infrastructure standards.
Requirements
- Experience managing public cloud environments, ideally Azure.
- Strong experience writing infrastructure as code with Terraform.
- Hands-on experience with Kubernetes and Docker.
- Networking knowledge covering DNS, load balancing, TLS, and CDNs or WAFs such as Cloudflare.
- Experience with cloud identity and access management, RBAC, and secrets management.
- Experience building CI/CD pipelines with Azure DevOps, GitHub Actions, or similar tools.
- Proficiency in Go, Rust, PowerShell, Python, or another scripting language.
- Ability to use AI tools thoughtfully, automate repetitive work, and apply independent judgment.
- Good communication skills and ability to work across teams.
- Preferred experience with AI platforms or LLM APIs such as Anthropic, OpenAI, or Microsoft Foundry.
- Preferred experience running multi-cloud environments, particularly Azure and GCP.
- Preferred experience with zero-trust networking or tools such as Cato.
Benefits
- Hybrid London role based in Old Street with two days in the office.
- Private healthcare including dental and optician services through Vitality.
- Worldwide travel insurance through Vitality.
- Anniversary rewards including £250, £500, £750, and a four-week fully paid sabbatical.
- Salary sacrifice pension scheme with up to 7% employer matching.
- Octopus EV salary sacrifice scheme.
- 28 days of holiday plus bank holidays.
- Annual learning and wellbeing budget.
- Enhanced parental leave.
- Cycle to Work Scheme.
- Season Ticket Loan.
- Six free therapy sessions per year.
- Dog-friendly offices with free drinks and snacks, plus office recreational facilities.
Tech Stack
AzureCloudflareDockerGitHub ActionsGoGoogle Cloud PlatformGrafanaIstioKubernetesPowerShellPrometheusPythonRustTerraform
Categories
About Capital on Tap
Capital on Tap provides an all-in-one business credit card and expense management platform for small businesses, offering funding, employee card controls, and cashback rewards. It earns revenue through card usage and lending, and serves companies in the UK and US via a self-serve online application with instant decisions. Founded in 2012 and headquartered in London, it reports more than 200,000 small business customers and over £20 billion in card spend.