{ “@context”: “http://schema.org”, “@type”: “JobPosting”, “title”: “Senior Platform Engineer”, “description”: “
Platform Engineer
London, Hybrid (4 days per week in office)
Up to £160,000 + Equity
The Role
- Design, build, and operate scalable cloud infrastructure to support rapid product growth.
- Own DevOps and platform engineering practices, enabling teams to deploy quickly and safely.
- Prepare and maintain audit-ready infrastructure aligned with SOC 2 and ISO 27001 expectations.
- Build and evolve CI/CD pipelines across backend, frontend, and data services.
- Implement observability across logging, metrics, tracing, alerting, etc.
- Monitor and optimize cloud costs while maintaining high availability and performance.
- Act as an advocate for operational excellence across the engineering organization.
Your Skills and Experience
- Strong commercial experience designing and operating cloud infrastructure, ideally in Azure, with AWS exposure beneficial.
- Hands-on experience with Terraform, Kubernetes, Docker, and modern CI/CD tooling such as GitHub Actions.
- Proven capability implementing observability, including logging, metrics, and tracing frameworks.
- Solid understanding of cloud security best practices, secrets management, and security tooling.
- Strong networking knowledge across private networking, DNS, load balancers, VPNs, and firewalls.
- Experience managing production-grade databases and storage solutions.
- Comfortable automating infrastructure and tooling using Python or Bash.
- Experience supporting reliability, compliance, and cost efficiency in fast-growing environments.
What They Offer
- Salary up to £160,000 plus meaningful equity.
- A high-impact role with ownership over core platform infrastructure.
- Significant technical and personal growth in a fast-moving AI environment.
- Hybrid working with four days per week in the London office.
Company: Harnham
Location: London
Job Description:
Platform Engineer
London, Hybrid (4 days per week in office)
Up to £160,000 + Equity
The Role
- Design, build, and operate scalable cloud infrastructure to support rapid product growth.
- Own DevOps and platform engineering practices, enabling teams to deploy quickly and safely.
- Prepare and maintain audit-ready infrastructure aligned with SOC 2 and ISO 27001 expectations.
- Build and evolve CI/CD pipelines across backend, frontend, and data services.
- Implement observability across logging, metrics, tracing, alerting, etc.
- Monitor and optimize cloud costs while maintaining high availability and performance.
- Act as an advocate for operational excellence across the engineering organization.
Your Skills and Experience
- Strong commercial experience designing and operating cloud infrastructure, ideally in Azure, with AWS exposure beneficial.
- Hands-on experience with Terraform, Kubernetes, Docker, and modern CI/CD tooling such as GitHub Actions.
- Proven capability implementing observability, including logging, metrics, and tracing frameworks.
- Solid understanding of cloud security best practices, secrets management, and security tooling.
- Strong networking knowledge across private networking, DNS, load balancers, VPNs, and firewalls.
- Experience managing production-grade databases and storage solutions.
- Comfortable automating infrastructure and tooling using Python or Bash.
- Experience supporting reliability, compliance, and cost efficiency in fast-growing environments.
What They Offer
- Salary up to £160,000 plus meaningful equity.
- A high-impact role with ownership over core platform infrastructure.
- Significant technical and personal growth in a fast-moving AI environment.
- Hybrid working with four days per week in the London office.
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Posted: May 8th, 2026