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Network Security Engineer

DRW
🇬🇧LondonMediorFull-timePosted June 16, 2026

About the Role

DRW is seeking a Network Security Engineer to join the network security team and ensure that infrastructure and networks are properly protected. The role involves designing, coordinating, and implementing security controls, auditing configurations, and designing networks in a hybrid compute environment. A successful candidate will have attention to detail and the ability to understand how their changes impact the network and associated services.

  • Collaborate with cross-functional security, technology, and trading teams to design and deploy innovative solutions that enhance system integrity and trading performance.
  • Implement and maintain mission-critical trading infrastructure that drives resilient and scalable market operations.
  • Implement robust strategies to reduce network risks using micro-segmentation, port-based security, and other innovative methods.
  • Evaluate, diagnose, and implement network security solutions such as firewalls, NDR, IPS, and VPN concentrators.
  • Leverage automation and AI to enhance detection and response to security events.

Requirements

  • Passionate about network security
  • A network security engineer who thrives on designing, implementing, and supporting cutting-edge security systems that keep the network safe from emerging threats
  • Hands-on experience in firewalls, client VPNs, SASE, NDR, and IDS solutions
  • Enjoys scripting and coding to automate processes and reduce repetitive work
  • Solid understanding of TCP, UDP, IP, the OSI Model, and Layer 1/2/3 principles
  • A dedicated professional who isn't afraid of stepping up for on-call duties—even if it means working nights or weekends
  • Continuously seeking innovative improvements to drive high-quality, state-of-the-art, and effective security solutions
  • An effective communicator, able to translate complex technical insights into clear, actionable strategies that resonate with cross-functional teams