Lead Platform Engineer
Quantum is looking for a Lead Platform Engineer to own the Google Cloud platform and the route engineers take to production. The role involves designing and building scalable infrastructure while managing an infrastructure engineer. As the business grows, the successful candidate will be expected to lead the expansion of the platform team and report directly to the Director of Engineering.
The role focuses on completing the rollout of the next platform version while maintaining live traffic, migrating acquired sites onto a common build and release path, and strengthening edge protection and resilience. The Lead Platform Engineer will define the route from prototype to production and ensure all teams have clear visibility into deployment processes.
- Design, build and run scalable, secure infrastructure on GCP, defined in Terraform.
- Own networking and IAM design, including VPCs, ingress through Traefik, and encryption of data at rest and in transit.
- Make and record architecture decisions for the platform and keep them visible to the wider team.
- Work with the software engineering team to ensure the delivery of the right infrastructure at the right time.
- Work with data engineers on the infrastructure behind BigQuery and data pipelines.
- Own CI/CD pipelines in GitHub Actions and make deployments quick and repeatable.
- Build self-service tooling so product engineers can ship and run their own services with confidence.
- Set up monitoring, logging and alerting using Cloud Monitoring, Cloud Logging, Prometheus and Grafana.
- Lead root cause analysis after incidents and see the fixes through.
- Build security into the delivery process early and track and address vulnerabilities across the estate.
- Keep the platform in line with regulatory obligations and internal policies.
- Line manage and develop the infrastructure engineer, with regular one-to-ones and a clear growth plan.
- Set platform standards and help the iGaming and Rewards tech leads adopt them.
- Shape the platform roadmap with the Director of Engineering and plan how the team grows.
- Hire into the platform team as it expands.
- Significant experience as a platform, cloud or infrastructure engineer, including time as the senior or lead engineer on a team (required).
- Deep, hands-on experience with GCP, including GKE, Compute Engine, Cloud Functions, Cloud Storage and BigQuery (required).
- Strong Terraform skills and experience running infrastructure as code in production (required).
- Experience building and running CI/CD pipelines, ideally in GitHub Actions (required).
- Solid Docker and Kubernetes experience, including cluster networking and ingress (required).
- Scripting and programming ability in Python, Go or Bash (required).
- Experience with observability tooling and with leading incident response (required).
- Experience mentoring engineers, and a real interest in line management (required).
- Clear written and spoken English, and comfort explaining technical trade-offs to people outside engineering (required).
- TypeScript or JavaScript experience (nice-to-have).
- ArgoCD or other GitOps tooling (nice-to-have).
- Experience in a regulated industry such as iGaming, fintech or health (nice-to-have).
- Experience consolidating infrastructure after an acquisition or major migration (nice-to-have).
- Experience building or growing a platform team (nice-to-have).
- Private Health Care (Bupa)
- Hybrid Working (3 days in office)
- Travel Insurance
- Competitive Base Salary
- Company Bonus Scheme
- Paid for AI Subscription (Claude / ChatGPT / Gemini)
- Market-Leading Training Programme
- Recognition & Reward Scheme
- Annual Company Conference
- Regular Happy Hours & Team Lunches
- Free Coffee, Drinks & Snacks
Quantum is a performance-driven affiliate marketing and digital comparison company that connects global brands with high-intent consumers. Headquartered in London, it builds data-driven comparison services and campaigns designed to be measurable, optimised in real time and scalable. The company combines in-house technology, full-stack analytics and a compliance-first approach to operate in regulated and high-growth sectors. Quantum aims to help users make faster, smarter buying decisions while driving growth for its partners.