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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Engineer - **Company:** Marex - **Location:** Greater London, UK - **Contract:** Franchise - **Skills:** Adobe InDesign, Amazon Web Services, Application Layers, Microsoft Azure, Border Gateway Protocol, Cloud Computing, Network Address Translation, Enhanced Interior Gateway Routing Protocol, EtherChannel, Hot Standby Router Protocol, Internet Protocol, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Multi-protocol Systems, Local Area Networks, Network Security, Multicasting, Network Architecture, Network Planning and Design, Routing, Cisco Nexus Switches, Open Shortest Path First (OSPF), Ansible, Terminal Access Controller Access-Control System (TACACS), Virtual Local Area Networks, Virtual Router Redundancy Protocols, Wide Area Networks, Wireless Access Point, Wi-Fi Technology, Network Routers, Scripting, Transport Layer Security, Network Access Control, Computer Network Operations, Firewalls (Computer Science), Amazon Virtual Private Cloud (VPC), Juniper, Infrastructure Automation Frameworks, Information Technology, Palo Alto Networks, BIG-IP Advanced Firewall Manager (AFM), Terraform, Cisco - **Published:** September 8, 2026 - **Apply:** https://www.collegerecruiter.com/job/2842881094-network-engineer ## About the Role * Previous experience of working in the banking/finance industry is highly desirable. * Qualifications: #CCNP, JNCIP, JNCIS, PCNSE or equivalent certification is desirable. * Network WAN Technologies: MPLS, IPSEC VPN, SD-WAN, QOS, NAT, SASE * Routing and Switching protocols: BGP/OSPF/EIGRP. Wifi, STP, RSTP, VLAN, HSRP, VRRP, VRF, MLAG, Etherchannel, Multicast PIM Sparse and dense mode. * Security: NextGen Layer 7 firewalling, User-ID, SSL decryption, Network Access Control, Radius/TACACS. * Cloud networking: Strong working knowledge of AWS and Azure cloud networking is required AWS - VPC's, Transit Gateways, Direct Connects, VPN Gateways. Azure - Vnet, VPN GWs, Express route., * Project management skills from inception to delivery * Resilient in a challenging, fast-paced environment * Strategic collaborator with insight and agility, able to anticipate future challenges, * ensuring operational effectiveness * Provide input to risk management processes, as required. * Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this. * Forward thinking * Strong Oral and Written Communication Skills * Motivational Skills * Results-Oriented * Strong analytical and troubleshooting skills Conduct Rules, You must: * Act with integrity * Act with due skill, care and diligence * Be open and cooperative with the FCA, the PRA and other regulators * Pay due regard to the interests of customers and treat them fairly * Observe proper standard of market conduct * Act to deliver good outcomes for retail customers ## Description Within the Technology area, the Network Team is responsible for the overall IT network of the company. The Network Team is central to the success of the organisation and works with the global IT teams in Asia, Europe and North America to monitor and maintain the network systems to ensure maximum uptime and service delivery to the business. This is an excellent opportunity to work within a dynamic and shifting network landscape, working across a multitude of technologies and vendors to achieve success. There is ample opportunity to participate in design and architecture discussions with the wider Network team and to learn from likeminded peers in a fast paced and interesting business landscape., The Network team is responsible for the overall design, implementation, operation and maintenance of the Global network infrastructure. To provide support for the wider technology group and to ensure technical requirements are delivered as per mandated by the Network and Technology group. A thorough understanding of global network operations, and security best practices aligned with financial compliance and regulations, is important to the overall success of the team and business., We are seeking a strong network engineer with a passion for automation and scripting to enhance and streamline our operations and engineering practices. The ideal candidate will leverage one or more scripting languages, Ansible, and Infrastructure as Code (IaC) tools to automate our configurations, monitoring, and troubleshooting., Role specific: * Project network consultancy for different line of business for new technical network requirements. * Maintenance of the Marex Network. * Operational support for all network related issues. * Design/Implementation of new network requirements/changes. * Network security design and implementation. * Procuring equipment and managing of vendors. * Reporting network status to key stakeholders. * Ability to work flexible hours and to work on a weekend when required. (overtime compensation). * Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with. * Role model for demonstrating highest level standards of integrity and conduct and reflecting * The Company may require you to carry out other duties time to time. All staff: * Ensuring compliance with the company's regulatory requirements under the FCA, NFA, AMF, AFM, MAS. * Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with. * Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values. * At all times complying with the FCA's Code of Conduct * To ensure that you are fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have any level of responsibility * To report any breaches of policy to Compliance and/ or your supervisor as required * To elevate risk events immediately * To provide input to risk management processes, as required., Python (Netmiko,NAPALM), Ansible playbook design and deploy. Terraform IaCProcess automation. * Vendors: Palo Alto, Cisco, Juniper, Arista, Aruba (wifi/Clearpass). * Hardware: PA220,440,3200 series firewalls, Panorama. Cisco 9200/9300/4500. Cisco Nexus 9k. Juniper MX series routers. Arista 7k series. Aruba Access points and Clearpass NAC. * Troubleshooting: IP network packet troubleshooting and analysis. LAN network device troubleshooting. WAN network device troubleshooting. Firewall security troubleshooting. * Design and Architecture: WAN/Campus LAN network design and implementation. Firewall DMZ design and implementation. Understanding of different exchange connectivity (e.g. CME, SGX, ICE, Eurex, LME). DMA (Direct Market Access) and low-latency network design/experience is desirable ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [Dev & Test in the Cloud? 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