Jane Street Logo

Jane Street

Senior Network Engineer

Reposted 14 Days Ago
Be an Early Applicant
Easy Apply
In-Office
London, Greater London, England, GBR
Senior level
Easy Apply
In-Office
London, Greater London, England, GBR
Senior level
The Senior Network Engineer will manage and scale network infrastructure, enhance workflows through AI and automation, and document solutions for improved efficiency.
The summary above was generated by AI
About the Position

We are looking for a Senior Network Engineer who can help us scale our networks to meet increasing business demands, drive standardisation through automation and look for opportunities to leverage AI to improve operations.

Jane Street’s numerous distributed systems run on a multi-vendor, highly available network infrastructure and handle a variety of traffic profiles – from high-speed trading to everyday internet connectivity. A typical day on the Network Engineering team includes:

  • Collaborating on new data centre and colocation initiatives, WAN routing optimisation and other cross-team design projects
  • Interfacing with stakeholders to assess business needs and develop innovative network features/capabilities
  • Leading both reactive support tasks and proactive infrastructure improvements, focusing on thorough documentation to reduce outages and enhance troubleshooting
  • Exploring AI/ML-driven enhancements to streamline operations and continuously improve service quality Using your networking expertise to help us scale our team’s infrastructure at large while maintaining high standards for network performance and reliability
  • Documenting solutions and processes that help the team work more efficiently, using a meticulous attention to detail

If you have a passion for innovating within a complex network ecosystem, enjoy building scalable systems and documentation structures and are curious about how AI can refine network operations, this role provides a platform to make a significant impact at Jane Street. We look forward to learning from your expertise and unique perspective.

About You
  • Have 7+ years of experience operating and deploying network infrastructure, with 3+ years dedicated to ground-up network design
  • Have deep experience with routing and network protocols (OSPF, BGP, PIM-SM) and the troubleshooting of transport protocols (TCP/UDP)
  • Comfortable operating in Linux environments and proficient in at least one programming language
  • Strongly inclined to automate workflows and explore AI/ML approaches to improve efficiency or reduce overhead
  • Eager to produce comprehensive, scalable documentation that benefits the entire team
  • Have a demonstrated ability to balance multiple priorities, switch contexts effectively and maintain a high level of customer service
  • Excellent collaborator and communicator; ready to build strong partnerships with diverse global teams and stakeholders to share your recommendations, issues and outcomes 
  • Have a flexible, reliable mindset and enthusiasm for sharing knowledge with peers
  • Any prior exposure to overlay networks (EVPN, VXLAN) is a plus
  • Fluent in English

If you're a recruiting agency and want to partner with us, please reach out to [email protected].

Top Skills

AI
Bgp
Linux
Ml
Network Protocols
Ospf
Pim-Sm
Tcp
Udp

Jane Street London, England Office

2 & A Half, Devonshire Square, London, United Kingdom, EC2M 4UJ

Similar Jobs

Yesterday
In-Office or Remote
Egypt, Buckinghamshire, England, GBR
Senior level
Senior level
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
The Senior Network Engineer will lead customer interactions, analyze requirements, develop proposals, and support service delivery for RAN solutions.
Top Skills: 5GEricsson Ran TechnologiesLteVolte
8 Days Ago
In-Office
London, Greater London, England, GBR
Senior level
Senior level
Information Technology
The role involves designing and maintaining network infrastructures, organizing maintenance and upgrades, ensuring compliance, and collaborating to resolve issues.
Top Skills: ArubaAWSAzureCiscoHpIpsecNetworking ProtocolsPalo AltoPanoramaSsl VpnUbiquiti
14 Days Ago
Easy Apply
In-Office
London, Greater London, England, GBR
Easy Apply
Senior level
Senior level
Financial Services
The Senior Network Engineer will manage and enhance high-performance network infrastructures, leveraging automation tools and software-driven methodologies to support investment teams effectively.
Top Skills: AnsibleArista EosCisco IosCisco Ios-XeCisco Nx-OsElkGitGrafanaPalo Alto Pan-OsPrometheusPythonRestSonicTcpdumpTerraformWiresharkYaml

What you need to know about the London Tech Scene

London isn't just a hub for established businesses; it's also a nursery for innovation. Boasting one of the most recognized fintech ecosystems in Europe, attracting billions in investments each year, London's success has made it a go-to destination for startups looking to make their mark. Top U.K. companies like Hoptin, Moneybox and Marshmallow have already made the city their base — yet fintech is just the beginning. From healthtech to renewable energy to cybersecurity and beyond, the city's startups are breaking new ground across a range of industries.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account