Aquis Exchange
Network Engineer
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Internal Level: Senior Associate
Reporting to: Network Manager
Job Overview
Aquis Exchange is seeking a capable Network Engineer to support, shape, optimise, and scale our infrastructure. You’ll join a small, expert Network team working across a low-latency trading network, cloud environments, and on-premises systems—contributing to both strategic projects and hands-on engineering.
We are looking for someone who brings strong network problem-solving skills, will handle client onboarding, and can work in a fast-paced financial environment. The ideal candidate will also refine processes, and deliver reliable, high-quality solutions that contribute to the continual improvement of the network and security infrastructure.
Responsibilities and Duties
- Perform daily operational checks of the Network and Security infrastructure, identifying and investigating faults or anomalies
- Troubleshoot Network and Security infrastructure issues, using logs, monitoring tools, packet captures to identify the root cause
- Manage client onboarding, client access requests, and decommissioning requirements
- Liaise with telecommunication and network service providers to troubleshoot leased lines, circuits, and connectivity issues
- Support and implement planned network and security changes, including validation and post-change checks
- Monitor and propose capacity plans for the Network and Security infrastructure
- Monitor and support live exchange platforms during operational hours
- Create and maintain high-quality documentation of the Network and Security infrastructure
- Participate in incident investigation and root-cause analysis, escalating issues where appropriate
- Support internal teams' requirements when requested
- Contribute to the delivery of network and security projects, with the opportunity to take increasing responsibility for project-based work as experience develops.
- Participate in a shift rota from 06:30 – 18:30. Occasional weekend and Bank Holiday work may be required
- Occasional West and East London Data Centre visits may be required
Skills and Experience
Essential
- 4 years or more in a Network and Security support engineering role ideally within a financial environment
- CCNP/ACE-P or equivalent networking experience
- Experience working with telecommunication providers and leased lines
- Strong understanding of TCP/IP, Spanning Tree, Routing, Firewalls
- Support and configuration experience of RSTP
- Proven hands-on experience of OSPF, BGP
- Support and configuration of a firewall cluster and a centralised firewall manager. Experience with Fortinet would be advantageous.
- Strong Network Monitoring and troubleshooting experience with the following tools:
- Wireshark - packet capture and analysis
- TCPdump - packet capture and analysis
- Syslog analysis
- Solarwinds or equivalent network monitoring platforms
- Firewall logging traffic analysis
- Ability to investigate network issues methodically, correlate information from monitoring, logs, and packet captures, and identify probable root cause
- IPSEC Site-to-Site and Remote VPN configuration and troubleshooting experience
- Strong teamwork and collaboration skills
- Strong communication skills, with the ability to communicate technical issues in a clear, detailed, and pragmatic manner.
- Experience working with network documentation, including network diagrams and operational procedures
- A willingness to learn new technologies
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Desired
- Understanding of PTP
- Knowledge and experience of Multicast, PIM, and RPs
- Knowledge and experience of AWS networking Cloud environment
- Experience working with Arista EOS and/or Fortinet technologies would be advantageous
- Network Automation scripting knowledge such as Ansible and Python
About Aquis Exchange
Aquis Exchange (“Aquis”) is Europe’s challenger exchange, creating better markets for a modern economy. Aquis has market-leading technology and innovative rules for trading, and offers primary listings and secondary trading of equities, along with global licensing of proprietary technology.
Aquis consists of four divisions:
- Aquis Markets operates lit and dark order books, covering 16 European markets. For its lit books, Aquis uses a subscription pricing model which works by charging users according to the message traffic they generate, rather than a percentage of the value of each stock that they trade.
- Aquis Technologies is the software and technology division of Aquis. It focuses on building better markets via the creation and licensing of cutting-edge, cost-effective exchange infrastructure technology and services, including matching engine and trade surveillance solutions.
- Aquis Stock Exchange (“AQSE”) is a stock market providing primary and secondary markets for equity securities. It is authorised as a Recognised Investment Exchange, which allows it to operate a regulated listings venue. The AQSE Growth Market is divided into two segments ‘Access’ and ‘Apex'; the Access market focuses on earlier stage growth companies, while Apex is the intended market for larger, more established businesses.
- Aquis Data generates revenue from the sale of data derived from Aquis Markets and Aquis Stock Exchange to non-Member market participants.
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Aquis is authorised and regulated by the UK Financial Conduct Authority and France's Autorité de contrôle prudentiel et de résolution and L’Autorité des marchés financiers to operate Multilateral Trading Facility businesses in the UK & Switzerland markets and in EU27 markets, respectively.
Aquis is part of SIX: the provider and operator of stable and efficient infrastructure for the Swiss and Spanish financial centres. For more information, please go to www.aquis.eu.
Our Culture
At Aquis, we’re proud of our culture - one built on trust, collaboration, and accountability. We work fast, support one another, and share responsibility for both our successes and our lessons learned.
Our values guide how we work every day:
- Win as One – We collaborate, share knowledge, and celebrate collective success.
- Disrupt Positively – We challenge the status quo and look for smarter, better ways to do things.
- Find Joy – We take pride in our work and enjoy what we do, even when it’s challenging.
- Act with Honour – We do the right thing, with integrity and respect for others.
You’ll join a supportive, ambitious, and diverse team where ideas are encouraged, and innovation is part of our DNA. We recruit talented people from all walks of life and empower them to make an impact. If our values resonate with you, Aquis could be the ideal place to grow your career.
The statements included in this job description are intended to describe the general nature and level of work being performed by people assigned to this job. They are not intended to be an exhaustive list of all responsibilities, duties, and skills required.
Equal opportunities at Aquis Exchange
We are an equal-opportunities employer. All applicants will receive consideration for employment without regard to race, gender, colour, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
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