IoT/OT FullStack Infrastructure Engineer — Global & Security‑Focused

Yadimen Consulting Limited; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Yadimen Consulting Limited in London is seeking a highly skilled FullStack Infrastructure Engineer to join a global financial services technology team on a hands-on contract basis. The role covers infrastructure design, IoT/OT systems, and security with cross-timezone collaboration.

You will lead PoC/RFP/RFE initiatives, support CI/CD pipelines, and work with Windows, Linux, Android, iOS, and vendor ecosystems to validate products against security policies.

Qualifications

• End-to-end request flow with network integration requirements.
• In-depth network security concepts and authentication flows.
• Platform-agnostic server administration across multiple ecosystems.
• Strong scripting abilities in PowerShell, Python, Perl, or Shell.
• Excellent communication with senior stakeholders.

Responsibilities

• Lead and support infrastructure PoC/RFP/RFE initiatives across diverse enterprise platforms.
• Administer applications with full lifecycle ownership, ensuring seamless request flow and network integration.
• Manage and troubleshoot network and security configurations: routers, switches, load balancers, proxies, firewalls, DMZ, IPs, ports, subnets, and authentication protocols.
• Perform server administration across Windows, Linux, Mac, and vendor-specific ecosystems.
• Develop and maintain automation scripts to streamline operations at scale.
• Collaborate with DevOps teams on CI/CD pipelines and cloud infrastructure delivery.
• Engage stakeholders and business customers—gathering requirements, providing updates, and ensuring satisfaction.
• Support, troubleshoot, and upgrade IoT/OT devices across Android, Windows, Linux, Unix, and iOS.

Skills

Application administration

Network & security

Server administration

Automation scripting

Communication skills

Customer / stakeholder management

CI/CD & DevOps

Cloud technology

IoT / OT devices

Education

Bachelor's or Master's degree in Computer Science, Information Technology, or a related discipline.

Job description

Yadimen Consulting Limited in London is seeking a highly skilled FullStack Infrastructure Engineer to join a global financial services technology team on a hands-on contract basis. The role covers infrastructure design, IoT/OT systems, and security with cross-timezone collaboration.

You will lead PoC/RFP/RFE initiatives, support CI/CD pipelines, and work with Windows, Linux, Android, iOS, and vendor ecosystems to validate products against security policies.