Senior Network Engineer

Optiver is looking for a Senior Network Engineer with a passion for solving problems and reducing complexity. You will join a team responsible for owning the networks that our industry-leading proprietary trading systems rely on. From day one, your contributions to the design, optimization and maintenance of our globally distributed networks will allow our traders and engineers to continue operating at the highest level of performance, making a direct impact to our business.

Speed, reliability and scalability is at the center of everything that we do.

What you'll do
Working in Optivers Network Engineering team will see you contributing to challenges scaling across low-latency, network automation, data center and WAN technologies through to colocation design and enterprise security to support our competitive market-making business. We're not interested in siloes, our engineers touch everything.

Specifically you will do the following:

• Provide technical expertise to enable a high frequency trading floor in a competitive market-making environment;
• Identify, design and implement network optimizations;
• Automate and eliminate manual elements of our network infrastructure;
• Assist with planned upgrades and maintenance (migrations, expansions, hardware and software upgrades);
• Ensure all aspects of our WAN network function correctly across our global data centers and colocations;
• Contribute to capacity planning, connectivity improvements and traffic flow optimization;
• Contribute to the ongoing standardization of our environments & our Infrastructure as Code vision.
  
  

Who you are

• Passionate about network performance, monitoring & capacity planning;
• Confident with a variety of network monitoring and alerting tools;
• Experience with LAN and WAN technologies;
• In depth experience with network transport & routing protocols (TCP/UDP, OSPF, BGP, Multicast);
• Comfortable working in a multi-vendor environment (Cisco, Arista, Palo Alto);
• Experience with network security and firewalls;
• Confident in Python scripting for automation or have an evidenced interest in developing this area;
• Strong communication skills, ability to articulate complex technical concepts to non-technical colleagues across Trading and other business areas;
• Experience with low-latency networking, configuration management tooling functions, time series databases and centralized logging solutions are all beneficial.
  
  

Who we are
At Optiver, our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. As one of the largest market making institutions, we are a trusted partner of 70+ exchanges across the globe.

What you'll get
Youll join a culture of collaboration and excellence, where youll be surrounded by curious thinkers and creative problem solvers. Motivated by a passion for continuous improvement, youll thrive in a supportive, high-performing environment alongside talented colleagues, working collectively to tackle the toughest problems in the financial markets.

In addition, youll receive:

• A performance-based bonus structure unmatched anywhere in the industry. We combine our profits across desks, teams and offices into a global profit pool
• The opportunity to work alongside best-in-class professionals from over 40 different countries
• 25 paid vacation days and fully paid first-class commuting expenses
• Training opportunities and discounts on health insurance
• Extensive office perks, including breakfast and lunch, world-class barista coffee, sports and leisure activities, Friday afternoon drinks, and weekly in-house chair massages
• Competitive relocation packages and visa sponsorship where necessary for expats
  
  

How to apply
Are you interested in furthering your career on one of the most dynamic and exciting trading floors in Europe?
Apply directly via the form below for the position of Senior Network Engineer. If you have any questions feel free to contact our Recruitment team at

Please note:

• We cannot accept applications via email for data protection reasons.
• We do not require any assistance from third-parties including agencies in the recruitment of this role
  
  

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