Infrastructure Engineer

Infrastructure Engineer - Financial Services (Commodities Trading)

Hybrid Working - City of London Offices

Total Compensation in excess of £100,000

A highly respected and long-established financial services organisation operating in the global commodities markets is seeking an experienced Infrastructure Engineer to join its Infrastructure & Operations team.

Reporting directly to the Head of Infrastructure, the successful candidate will join a small but broadly skilled team playing a key role in maintaining, supporting, improving, and evolving both on-premises and cloud-based infrastructure services across the business.

This is an excellent opportunity for a technically strong infrastructure professional who enjoys operating within a complex enterprise environment, balancing operational support, project delivery, automation, and continuous improvement initiatives.

The Role

The Infrastructure Engineer will be responsible for ensuring the reliability, scalability, performance, and security of the organisation’s infrastructure platforms. The role combines traditional enterprise infrastructure engineering with modern cloud technologies and automation practices, offering broad technical exposure across Microsoft cloud services, virtualisation, storage, networking, security, and Infrastructure as Code.

The successful candidate will work closely with infrastructure, security, application, DevOps, and service management teams to deliver stable and resilient technology platforms that support critical business operations.

Key Responsibilities

• Design, implement, support, and continuously improve on-premises and cloud-based infrastructure services
• Administer and maintain core infrastructure platforms including Windows Server environments, virtualisation, storage, identity, and endpoint management technologies
• Support and manage Microsoft Azure and Microsoft 365 services, including Entra ID, Exchange Online, Teams, SharePoint, Intune, and Security & Compliance tooling
• Implement infrastructure changes using Infrastructure as Code (IaC) and automation technologies to improve consistency, repeatability, and operational efficiency
• Monitor infrastructure performance and health, responding to incidents and participating in on-call and out-of-hours support where required
• Troubleshoot and resolve complex technical issues across multiple infrastructure layers, documenting root cause analysis and resolutions
• Contribute to disaster recovery planning, resilience testing, and business continuity initiatives
• Maintain accurate technical documentation, diagrams, operational procedures, and runbooks
• Work collaboratively with internal technology teams and third-party vendors to deliver successful technical outcomes
• Support infrastructure security initiatives and assist in remediating vulnerabilities across the environment using automation where possible
• Provide escalation support for complex technical issues and mentor members of the wider support team where appropriate

Essential Skills & Experience

• Strong experience supporting Windows Server-based infrastructure within enterprise environments
• Experience working with Linux operating systems, ideally Ubuntu
• Solid understanding of VMware virtualisation technologies, enterprise storage platforms, and core networking concepts
• Hands-on experience with Microsoft Azure, including Azure Virtual Desktop, networking, identity, governance, and subscription management
• Strong Microsoft 365 administration experience across messaging, collaboration, identity, endpoint, and security services
• Experience with Infrastructure as Code and automation tools such as Terraform and Azure DevOps pipelines
• Strong scripting and automation capability using PowerShell and/or Python
• Proven ability to troubleshoot complex infrastructure issues within fast-paced environments
• Experience with backup, recovery, resilience, and disaster recovery tooling and processes
• Good understanding of infrastructure security principles, privileged access management, and least-privilege design
• Strong communication skills with the ability to engage effectively with both technical and non-technical stakeholders

The Individual

The ideal candidate will be a proactive and collaborative infrastructure professional with a strong sense of ownership and accountability. They will be comfortable operating within a highly professional environment where integrity, operational resilience, and high technical standards are critical.