Linux Administrator
1 week ago
Linux Administrator | Systematic Hedge FundA high-performance systematic hedge fund are seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm’s large-scale compute environment remains stable, well-maintained, and ready to support continuous growth across quant, trading, and data engineering functions.You’ll work across server deployments, Linux administration, hardware lifecycle, automation, and platform improvements - collaborating closely with engineering, EUC, and application teams. This is a hands-on role suited to someone who enjoys Linux admin and automation work within a highly technical environment.Role OverviewEnsure the health, stability, and performance of the firm’s global Linux platform across trading and research workloads.Deploy new Linux servers and manage full end-to-end build processes from hardware provisioning through OS installation.Carry out system upgrades, patching, and platform maintenance across Red Hat-based environments.Contribute to automation, monitoring, and deployment initiatives using modern tooling.Work closely with EUC, application, and engineering teams on both project delivery and operational support.Produce and maintain clear documentation to support consistency and repeatability across the estate.Participate in an on-call rotation as part of a global operational team.RequirementsStrong hands-on Linux administration experience (Red Hat, CentOS, or similar).Full server build capability - from hardware provisioning to OS installation and configuration.Understanding of AMD/Intel server hardware and common failure types.Solid networking fundamentals (TCP/UDP, LAN/WAN concepts).Experience with automation tooling, ideally Ansible.Scripting familiarity (Bash or Python) for automation and troubleshooting.Bonus: Experience with storage technologies such as NFS or SAN environments.Company HighlightsTechnology-led culture – drives both trading and internal engineering investmentc.1,000 employees – large enough for scale, small enough for meaningful individual impactBrand-new London HQ – core engineering and trading hub with free on-site gymFlat structure – direct access to senior engineers and C-level leadershipExcellent Glassdoor ratings consistently quoting a strong work-life balanceBenefits: Free breakfast & lunch, 13% pension, year-one guaranteed bonus, and more
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Linux Administrator
4 days ago
London Area, United Kingdom Stanford Black Limited Full timeLinux Administrator | Systematic Hedge Fund A high-performance systematic hedge fund are seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm’s large-scale compute environment remains stable,...
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Linux System Administrator
2 weeks ago
London Area, United Kingdom Net2Source (N2S) Full time £64,000 - £96,000 per yearJob descriptionRole-Linux AdministratorMode-5 Days from OfficeType-FTE/PermLocation-Moor Gate, LondonRHCE certification mustProven experience in Linux systems administration eg RHEL CentOSStrong understanding of virtualization technologies particularly VMwareExperience with infrastructure automation tools such as AnsibleProficiency in scripting languages...
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Linux Administrator
10 hours ago
London, United Kingdom Reqiva Ltd Full time**Linux Administrator | SatCom | RHEL | Centos** Reqiva are currently working with a market leading technology company within the Satellite Communication company based in London who are seeking a high performing Linux Administrator to join their well established team. The successful individual will be working closely with both the IT and ASIC teams to...
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Linux Administrator
2 days ago
London, United Kingdom Stanford Black Limited Full timeJob DescriptionLinux Administrator | Systematic Hedge FundA high-performance systematic hedge fund are seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm’s large-scale compute environment remains...
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Linux Administrator
4 days ago
London, United Kingdom Stanford Black Limited Full timeLinux Administrator | Systematic Hedge FundA high-performance systematic hedge fund are seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm’s large-scale compute environment remains stable,...
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Linux Administrator
7 days ago
London, United Kingdom Stanford Black Limited Full timeLinux Administrator | Systematic Hedge FundA high-performance systematic hedge fund are seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm's large-scale compute environment remains stable,...
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Linux Administrator
4 days ago
London, United Kingdom Stanford Black Limited Full timeLinux Administrator | Systematic Hedge Fund A high-performance systematic hedge fund are seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm's large-scale compute environment remains stable,...
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Linux Administrator
2 weeks ago
London, United Kingdom Randstad Technologies Full timeLinux Administrator Location: London (Hybrid - 2 days in office) Permanent Availability: Immediate Joiner About the Role We're seeking a highly skilled Linux Administrator with strong Red Hat Enterprise Linux (RHEL) experience to join our infrastructure engineering team. The ideal candidate will bring hands-on expertise in system administration, automation,...
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Linux Administrator
2 weeks ago
London, Greater London, United Kingdom Jobs via eFinancialCareers Full time £60,000 - £80,000 per yearLinux Administrator | Systematic Hedge FundA high-performance systematic hedge fund are seeking anInfrastructure Operations Engineer (Linux Admin)to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm's large-scale compute environment remains stable,...
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Linux Administrator
1 week ago
London, United Kingdom Infotree Solutions Full time**Roles & Responsibilities : Cloud and Linux Administrator** **Schedule**: Permanent** **Organization : Infotree software solutions** **Location : London, UK** **Roles & Responsibilities**: Linux Administration with 3 years of minimum work experience **Services**: Apache, Mysql, iptables, Shell scripting ,DNS,DHCP,haproxy and keepalived and...