> Markdown version of [/jobs/ext/3019984-network-security-engineer](https://www.wearedevelopers.com/jobs/ext/3019984-network-security-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Security Engineer - **Company:** Drw - **Location:** London, UK - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Data Analysis, Cyber Security, Intrusion Detection Systems, Network Packet, Virtual Private Networks (VPN), OSI Models, Network Security, Network Segmentation, Transmission Control Protocol (TCP), Firewalls (Computer Science) - **Published:** September 21, 2026 - **Apply:** https://www.apply4u.co.uk/jobs/network-security-engineer/47805002 ## About the Role network detect and response, intrusion prevention systems (IPS), and VPN concentrators to improve our network security and ensure reliable remote access.Leverage automation, AI, and other emerging and innovative technologies to continuously enhance our ability to detect and respond to security events.Perform in-depth analysis of network packet captures to investigate security incidents and identify areas for improvement.Continuously seek opportunities to automate tasks and streamline security operations for improved efficiency and effectiveness.What we're looking for: You are passionate about network securityYou are a network security engineer who thrives on designing, implementing, and supporting cutting-edge security systems that keep our network safe from emerging threats.You are able to get your hands dirty with hands-on experience in firewalls, client VPNs, SASE, NDR, and IDS solutions.You enjoy scripting and coding to automate processes and reduce repetitive workYou have a solid understanding of TCP, UDP, IP, the OSI Model, and Layer 1/2/3 principles.You are a dedicated professional who isn't afraid of stepping up for on-call duties-even if it means working nights or weekendsYou are someone that continuously seeking innovative improvements to drive high-quality, state-of-the-art, and effective security solutions.You are an effective communicator, able to translate complex technical insights into clear, actionable strategies that resonate with cross-functional teams.For more information about DRW's processing activities and our use of job applicants' data, please view our Privacy Notice at . California residents, please review the California Privacy Notice for information about certain legal rights at .#LI-MM1 ## Description network security team to ensure that our infrastructure and networks are properly protected. They will design, coordinate and implement security controls, audit configurations, and design networks in a hybrid compute environment. A successful candidate will have an attention to detail, the ability to understand what impacts their changes have on the network and relevant associated services. What you'll be doing:Collaborate with cross-functional security, technology, and trading teams to design and deploy innovative solutions that enhance both system integrity and trading performance.Actively contribute to the design, implementation, and maintenance of mission-critical trading infrastructure that drives resilient and scalable market operations.Implement robust strategies to reduce network risks by leveraging micro-segmentation, port-based security, and other innovative methods.Evaluate, diagnose, and implement effective network security solutions such as firewalls