Lead Platform Engineer

Connecting clients to markets and talent to opportunity

With 5400 employees and over 80000 institutional commercial and payments clients we operate from more than 80 offices spread across six continents. As a Fortune 100 Nasdaq-listed provider we connect clients to the global markets focusing on innovation human connection and providing world-class products and services to all types of investors.

Whether you want to forge a career connecting our retail clients to potential trading opportunities or ingrain yourself in the world of institutional investing StoneX Group is made up of four business segments that offer endless potential for progression and growth.

Business Segment Overview:Engage in a deep variety of business-critical activities that keep our company running efficiently. From strategic marketing and financial management to human resources and operational oversight youll have the opportunity to optimize processes and implement game-changing policies.

Position Purpose: We are looking for a Senior / Lead Platform Engineer to lead our Automation team within Platform Engineering. This role is responsible for designing building and operating scalable platform capabilities with a strong emphasis on GitHub Enterprise (GHE) administration governance and developer enablement.

You will play a key leadership role in shaping our GitOps strategy CI/CD standards and Internal Developer Platform (IDP) while driving automation consistency and self-service across engineering teams.

The ideal candidate combines strong platform engineering expertise hands-on development skills and emerging AI/automation capabilities.

Primarydutieswill include:

Leadership & Strategy

• Lead and mentor a team of platform/automation engineers
• Define and drive the platform engineering roadmap aligned with organisational goals
• Collaborate with stakeholders (engineering security DevOps leadership) to deliver scalable solutions
• Establish best practices for GitOps CI/CD and platform governance

GitHub Enterprise (GHE) Administration & Governance

• Own and manage GitHub Enterprise (Cloud/Server) at scale
• Design and implement org/repo structures aligned to business verticals
• Define and enforce RBAC models (teams roles permissions CODEOWNERS)
• Standardise repository templates workflows and policies
• Implement security controls (branch protections secret scanning Dependabot audit compliance)
• Automate onboarding/offboarding of teams and repositories
• Provide developer enablement and support across GHE ecosystem

Platform Engineering & Automation

• Build and operate an Internal Developer Platform (IDP) to enable self-service capabilities
• Design reusable CI/CD pipelines (GitHub Actions / Azure DevOps)
• Drive infrastructure as code (Terraform) and GitOps practices
• Automate platform workflows including provisioning deployments and compliance
• Integrate tools across ecosystem (Kubernetes cloud identity secrets management)

Development & AI Enablement (Preferred)

• Contribute to platform tooling using PowerShell Python Go or similar
• Build automation solutions leveraging APIs and event-driven workflows
• Explore and implement AI-driven automation (e.g. incident analysis developer assistance chatops)
• Improve developer experience through intelligent tooling and integration

To land this role you will need:

• Strong experience in Platform Engineering / DevOps / SRE roles
• Hands-on expertise with GitHub Enterprise administration
• Deep understanding of:
• Git GitHub workflows Actions
• RBAC and organisational structures
• Experience with:
• Terraform / Infrastructure as Code
• Kubernetes (AKS Rancher or similar)
• CI/CD design and implementation
• Strong scripting/programming skills (PowerShell Python or Go)
• Experience leading or mentoring engineers (team lead or senior role)
• Strong problem-solving and system design skills

What makes you stand out:

• Experience building or operating an Internal Developer Platform (IDP)
• Familiarity with GitOps (Argo CD Kustomize Helm)
• Exposure to AI/ML or intelligent automation use cases
• Experience with enterprise-scale governance and compliance (SOX audit controls)
• Knowledge of cloud platforms (Azure preferred)

Working environment:

• Hybrid role 4 days in-office.

#LI-Hybrid #LI-MA1