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Salary
≈ $58k – $99k per year (Estimated)
Location
In office (Paris)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Aug 30, 2026. London Stock Exchange scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Headquartered in London, United Kingdom, the London Stock Exchange is one of the world's oldest and most prominent financial exchanges. It provides international capital markets, premier listing venues such as the Main Market and AIM, and electronic trading infrastructure for equities, bonds, and exchange-traded funds. As a core subsidiary of the London Stock Exchange Group, it connects global issuers with investors to facilitate efficient capital formation, market liquidity, and economic growth.

Join LCH SA, a division of LSEG, as a Cloud Engineer Ops. In this role, you will design, deploy, and maintain resilient and scalable cloud infrastructure. You will collaborate with development teams, operations, and partners to ensure efficient performance and availability of critical environments. You will also provide mentorship to team members, maintain services once they are live, and lead sustainable incident response. The ideal candidate will have at least 5 years of experience in cloud engineering, systems monitoring, and capacity management, as well as expertise in cloud platforms and scripting languages.

Missions

  • Design, deploy, and maintain highly available and scalable infrastructure solutions to support critical applications and services, incorporating security and compliance standards.
  • Build operational tools for deployment, monitoring, and analysis of critical infrastructure, and develop and improve automation tools, scripts, and frameworks to streamline administration tasks.
  • Collaborate with infrastructure teams to estimate resource requirements, plan for future growth, and ensure infrastructure scalability to meet evolving business needs.

Profil recherché

- Experience (at least 5 years) as a Cloud Engineer, SRE or similar role, with a focus on managing and maintaining Cloud infrastructure in regulated and or highly available environment

- Experience on Systems Monitoring and Capacity Management (at least 5 years)

- Experience on operating in a regulated environment with specific security constraints (at least 2 years)

- Experience on VMware technology will be a plus,

- Adheres to applicable risk control frameworks, policies and procedures

- Bachelor’s degree in computer science, Engineering, or a related field (or equivalent experience)

- Expertise in containerization technologies (Docker, Kubernetes) is advantageous,

- Experience in Linux/Unix systems, and Windows Server as well(at least 5 years),

- Expertise (at least 3 years) in scripting languages (Python, Bash), and on automation/configuration management tools (Terraform or Equivalent, Ansible, Puppet, Chef),

- Expertise in cloud AWS, Azure, Google platforms, Distributed System Design (at least 5 years),

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