Overview
Network Engineer | Financial Services | London, Hybrid. Our client is a globally recognised firm with offices across major financial centres. The London office is a strategic hub supporting global operations. They foster a culture of innovation, agility, and excellence, and we’re looking for a rising star in network engineering to join their infrastructure team.
Role Overview
The firm is looking for a Network Engineer who’s passionate about designing, implementing, and maintaining secure and scalable network solutions. You’ll be part of a small, high-performing infrastructure team, supporting the firm’s critical operations across trading, investment, and corporate systems. This is not a “maintenance-only” role; it’s hands-on, creative, and strategic. You’ll be involved in design discussions, process improvement, and ensuring the firm’s network infrastructure evolves alongside new technologies and business needs.
* London-based
* Permanent Role
* Competitive Salary + Benefits package
Key Responsibilities
* Design, configure, and maintain the firm’s network infrastructure (LAN/WAN/Wi-Fi, firewalls, VPN, routing, and switching).
* Support and enhance voice and video systems (Zoom, Teams, Cisco, etc.).
* Collaborate with the systems and cloud teams to optimise virtualised network environments (VMware, Azure, or similar).
* Participate in the network design process, offering innovative, scalable solutions to support business growth.
* Troubleshoot complex network issues quickly and effectively, maintaining minimal downtime.
* Ensure compliance with security standards and assist with network monitoring and incident response.
* Contribute to documentation, process improvements, and best practice development.
Required Experience & Qualifications
* Proven experience in a mid-sized company environment (approx. 200–500 users).
* CCIE certified or working toward CCIE – strong understanding of Cisco technologies.
* Exposure to network design and architecture principles.
* Experience in professional services environments such as investment banking, legal, or consultancy firms.
* A strong desire to learn, grow, and take ownership within a collaborative, forward-thinking team.
Hands-on Experience With
* Routing and switching (Cisco preferred)
* Firewalls (Palo Alto, Fortinet, or Cisco ASA)
* VPN, SD-WAN, and network segmentation
* Zoom and voice systems integration
* Virtual infrastructure (VMware, Hyper-V, Azure networking)
Ideal Candidate Profile
* You’re an ambitious and detail-oriented Network Engineer with a balance of hands-on technical skill and strategic curiosity.
* You’ve cut your teeth in a professional environment, enjoy problem-solving under pressure, and want to grow into a senior engineering role where your ideas and initiative are valued.
What’s On Offer
* Opportunity to work in a prestigious global investment firm with cutting-edge technology.
* Clear career progression and development pathways.
* Competitive compensation and global benefits package.
* Collaborative and inclusive team culture.
If you are interested in this Network Engineer role, please respond to this advert directly with your updated CV or email it to chantelle.smith@sourcegroupinternational.com
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