Jobs / United Kingdom / Jane Street Group LLC

Jane Street Group LLC

Network Analyst

London, England, United Kingdom Posted 17 days ago

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Sponsorship verdict

Sponsorship possible

One solid signal, not two. Worth applying, and worth asking about sponsorship early.

  • Employer is on a government sponsor recordThis employer holds a UK sponsor licence (Skilled Worker, A rating).
  • The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
  • Can’t check pay against the visa rulesNo salary stated. UK Skilled Worker visa needs at least £41,700 a year (new-entrant (under 26, recent Student/Graduate visa) or STEM PhD: £33,400).
  • Confirmed live todayWhen a source last listed this job as open.
Details and sources
Employer is on a government sponsor record
This employer holds a UK sponsor licence (Skilled Worker, A rating). Source: Register of licensed sponsors (UK Home Office).
Can’t check pay against the visa rules
No salary stated. UK Skilled Worker visa needs at least £41,700 a year (new-entrant (under 26, recent Student/Graduate visa) or STEM PhD: £33,400). Source: https://www.gov.uk/skilled-worker-visa/when-you-can-be-paid-less, rules effective 2025-07-22.

A verdict summarises public evidence. It is not legal advice and never a guarantee: the employer and the immigration authority decide. Sign in to factor in where you can already work.

About the role

About the Position We are looking for a Network Analyst who can provide support as our team builds automation and DevOps-driven solutions – encouraging creativity in leveraging AI wherever possible. Our global network infrastructure underpins a variety of traffic profiles, from fast-paced trading to broader internet connectivity. You’ll partner with our senior engineers and developers across the firm to enhance existing workflows, streamline processes and ensure that our network remains stable, secure and adaptable. We seek candidates who enjoy solving complex problems and want to develop expertise in both operations and creative infrastructure engineering. A typical day in this role includes: • Providing hands-on support to diagnose and resolve network issues across LAN, WAN and colocation environments • Working with project managers on site expansions, new market data feeds and connections to third-party services • Maintaining and improving our monitoring and alert systems, with a strong emphasis on automation, AI integration and DevOps practices • Using scripting or development tools to reduce manual tasks, enhance network visibility and explore innovative AI-driven solutions This position is an exciting chance to be directly mentored by experienced network engineers with cutting-edge hardware, protocols and DevOps tools. Your daily support will have a direct impact on our operational excellence and your contributions to automation, AI integration and tooling will define the future of our network. About You • Experienced with operating and troubleshooting LAN/WAN networks • Familiar with common routing and switching protocols (e.g., OSPF, BGP, PIM-SM) • Able to debug transport protocols (TCP/UDP) • Comfortable in Linux environments and have some programming or scripting knowledge • Enthusiastic about automation (for instance, using Python or similar tools) to simplify network operations, and open to AI-powered optimisations • Eager to learn and adapt, creative and open to feedback • Strong communicator; ready to interface with global teams and internal stakeholders • Organised and flexible, able to balance day-to-day support with longer-term projects • Have a collaborative spirit and thrive in a hands-on, team-driven environment • Fluent in English • Having knowledge or hands-on experience with overlay networks such as EVPN or VxLAN is a plus If you're a recruiting agency and want to partner with us, please reach out to agency-partnerships@janestreet.com .

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