At a Glance
- Tasks: Design and implement cutting-edge network solutions for a global financial network.
- Company: Join Cantor International Services, a leader in financial technology.
- Benefits: Competitive salary, health benefits, and opportunities for professional growth.
- Other info: Dynamic role with mentorship opportunities and a focus on career advancement.
- Why this job: Make an impact with innovative AI solutions and automation in networking.
- Qualifications: Cisco CCNP and JNCIP-Junos certifications required; strong networking experience essential.
The predicted salary is between 48060 - 58740 £ per year.
- Job-ID: 250274Location: London, Greater London, United Kingdom
- Schedule: Full time
Posted: 2026-10-19The Network Engineer will lead the design, deployment, and evolution of Cantor International Services' global financial network across data centres, trading floors, and enterprise sites.
You will own end‐to‐end project delivery, third‐party service turn‐ups, and serve as the senior technical escalation point for complex network incidents, while driving automation and innovative AI‐based solutions to improve operations.
Qualifications
Cisco CCNP Routing & Switching certification.
JNCIP‐Junos certification.
Wireless foundational certification (required).
Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience.
Strong routing and switching design experience on Junos, Arista EOS, and Cisco IOS (BGP, OSPF, EIGRP).
Hands‐on EVPN/VXLAN design and implementation on Arista platforms.
Practical experience with Palo Alto firewalls and F5 load balancers.
Proficiency in scripting/automation (Python, Ansible) applied to network problems.
Proven ability to manage high‐pressure incident escalations and drive root‐cause resolutions.
Experience mentoring junior staff and producing clear technical documentation.
Responsibilities Design and implement data‐centre and enterprise network solutions, including new builds, platform refreshes, and site migrations.
Deliver network projects end‐to‐end: design documentation, build, testing, cut‐over, and handover to operations.
Turn up and support third‐party services such as CDN, extranet, and VPN connections.
Lead routing and switching design on Juniper, Arista, and Cisco platforms (BGP, OSPF, EIGRP, redistribution, filtering).
Design, build, and support EVPN/VXLAN fabrics on Arista EOS.
Act as senior escalation for complex incidents, conduct root‐cause analysis, and implement permanent fixes.
Develop network automation and tooling using Python, Ansible, and Git to eliminate manual processes.
Enhance monitoring and alerting (Grafana, Splunk, Service Now) and apply AI tools for proactive troubleshooting.
Maintain infrastructure hygiene through code upgrades, EOL hardware replacement, and regular network audits.
Mentor junior engineers, ensure accurate documentation, and coordinate hand‐overs across global regions.
AWS Network Engineer in London employer: Cantor Fitzgerald
As a Senior Quant AI Researcher at our company, you will join a dynamic and innovative team dedicated to pushing the boundaries of financial technology. We offer a collaborative work culture that values continuous learning and professional growth, alongside competitive benefits and a commitment to work-life balance. Located in a vibrant city known for its tech ecosystem, you'll have access to unique networking opportunities and resources that will enhance your career in AI and finance.
StudySmarter Expert Advice🤫
We think this is how you could land AWS Network Engineer in London
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Cantor Fitzgerald or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Cantor Fitzgerald.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Cantor Fitzgerald.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Cantor Fitzgerald that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace AWS Network Engineer in London
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Cantor Fitzgerald.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Cantor Fitzgerald and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Cantor Fitzgerald
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Cantor Fitzgerald uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
