Senior Platform Engineer — Remote UK (AI-Driven Cloud)

Fanatics; Leeds; Remote; GBP 110,000 - 180,000; Full time

Benefits offered by this job

Home office stipend

Remote-friendly UK

Job summary

Fanatics is seeking a Senior Platform Engineer to design, build and operate the platform underpinning our exchange and trading systems. You will evolve infrastructure, adopt AI-assisted development, and mentor mid-level engineers while maintaining reliability and security.

Join a fast-growing team in a fully remote UK-friendly role, shaping scalable cloud-native solutions using Kubernetes, AWS and Terraform across the Fanatics ecosystem.

Qualifications

• 5+ years in software, backend or platform engineering.
• Experience building cloud-native platforms with reliable design and scale.
• Strong understanding of distributed systems, low latency, and HA considerations.

Responsibilities

• Design, build and maintain software tools, services and automation that solve complex infrastructure, reliability and developer experience challenges.
• Design, build and maintain highly available cloud-native infrastructure, ensuring the platform scales reliably with our growing user base.
• Build and optimize CI/CD pipelines and developer tooling to eliminate friction in the software delivery lifecycle.
• Develop load-testing environments and supporting software, including mock services and integrations.
• Implement team-level standards for AI-augmented development, using effective prompting and validation practices to increase velocity without sacrificing code quality.
• Identify and mitigate AI-generated code pitfalls, such as security vulnerabilities or over-abstraction, and assist in tracking team productivity metrics.
• Implement and maintain platform security safeguards and compliance standards to protect the integrity of the firm’s systems.
• Contribute to the system observability roadmap by implementing monitoring, tracing, alerting and automation to improve operational reliability.
• Partner with product and engineering teams to translate technical requirements into scalable platform solutions.
• Mentor junior and mid-level engineers, participate in the on-call rotation, lead incident response for team-owned services and deliver engineering improvements that prevent recurring incidents.

Skills

Kubernetes

AWS

Terraform

Java & Python

CI/CD

AI tooling

Security basics

Incident response

Mentoring

Distributed systems

Communication

Tools

Prometheus

Grafana

Datadog

GitHub Copilot

Claude Code

Cursor

Job description

Fanatics is seeking a Senior Platform Engineer to design, build and operate the platform underpinning our exchange and trading systems. You will evolve infrastructure, adopt AI-assisted development, and mentor mid-level engineers while maintaining reliability and security.

Join a fast-growing team in a fully remote UK-friendly role, shaping scalable cloud-native solutions using Kubernetes, AWS and Terraform across the Fanatics ecosystem.