Network Engineering Lead / Architect - Market Data, Banking


Company:	Hays Specialist Recruitment
Salary:	£750 to £850 a year
Hours:	Full-time
Location:	London, EC2V 6DN
Working pattern:	Hybrid - 2 days remote
Job type:	Contract
Posting date:	17 Sept 2026
Closing date:	24 Sept 2026

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Summary

Network Engineering Lead / Architect - Market Data, Banking, Cloud

Up to £850 per day (Inside IR35 - Umbrella)

London / Hybrid (3 days per week on-site)

12 Month initial Contract

My client is a leading international Banking organisation who urgently require Network Engineering Lead / Architect with proven Banking / Financial Services industry experience,

Market Data and ideally multi-Cloud (AWS / Azure / GCP) knowledge to join a major infrastructure consolidation programme.

Key Requirements:

Demonstrable experience as a Network Engineering Lead / Network Architect

Strong working knowledge of Hosting Architecture and Enterprise networking

Experience of designing and supporting Hosting environments across Datacentres, Cloud, and internet-facing platforms

Previous working experience of AWS, Azure, GCP, and/or Oracle Cloud networking

Strong understanding of BGP, multicast, low-latency networking and high-availability architectures

Experience supporting Market Data platforms (Bloomberg / Reuters / Exchange Connectivity), Trading infrastructure, or real-time data distribution environments

Hands-on experience with network automation technologies such as Python, Ansible, Infrastructure as Code, or API-driven platforms

Exceptional stakeholder management skills with the ability to influence technical and business teams

Flexible approach towards hybrid working

Nice to have:

Experience with Microsoft 365 connectivity, SaaS integrations, and hybrid networking

Experience delivering large-scale infrastructure consolidation, cloud migration, or data centre transformation programmes.

Knowledge of Cisco networking environments and enterprise security platforms.

Strong knowledge of network security architecture, segmentation, and Zero Trust principles

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