Linux Systems Admin – Trading tech

Company IconQuant Capital
Location IconLondon

Overview In this role you will support mission-critical trading infrastructure for a leading fintech environment. You’ll join a fast-paced support team and collaborate with sales and engineering to troubleshoot, automate, and improve glob...Read More>>.

Posted: October 1st, 2026
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Senior HPC Systems Administrator

Company IconUniversity of Oxford
Location Icon

Overview As Senior HPC Systems Administrator you will lead the design, deployment, and ongoing evolution of the labs HPC infrastructure to support world-leading AI research. You will collaborate with researchers, software engineers, industr...Read More>>.

Posted: October 4th, 2026
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System Administrator (HPC): £140,000 +Bonus

Company IconHunter Bond
Location IconLondon

Get AI-powered advice on this job and more exclusive features.Direct message the job poster from Hunter BondSenior Headhunter at Hunter Bond| London | New York | Singapore | Montreal |Specialising in Infrastructure Engineering...Read More>>.

Posted: August 10th, 2026
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Lead IT Systems Administrator

Company IconHarnham
Location IconLondon

Hybrid - 2-3 days a week in office (London, Liverpool Street)Join a high-growth UK banking business supporting 200+ fintech partners through Banking-as-a-Service infrastructure. This is a key role in building a modern, automated I...Read More>>.

Posted: September 14th, 2026
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System Administrator - Microsoft

Company IconGCS Recruitment
Location IconLondon

Contract - Microsoft 365 Subject Matter Expert Location: London - OnsiteType: Contract - 6 month durationSalary / Day Rate: Competitive The Opportunity We're partnering with a highly respe...Read More>>.

Posted: September 17th, 2026
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HPC System Administrator

Company IconLenovo
Location IconLondon

HPC System Administrator 2026-09-17T00:00:00 Farnborough Greater London GB BR6 7 Any 2026-12-16T11:39:42.08 United Kingdom - Hampshire - Farnborough Why Work at Lenovo...Read More>>.

Posted: September 22nd, 2026
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Global Financial Systems Administrator

Company IconCIBT
Location IconLondon

Building 2, Moretown, Floor 54 Thomas More StreetLondon, LON E1W1YW, GBR We are seeking a proactive and detail-orientedGlobal Financial Systems Administratorto oversee the administration, optimization, and support of our e...Read More>>.

Posted: September 22nd, 2026
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Systems Administrator Solace - Finance

Company IconClient Server
Location IconLondon

Systems Administrator / Engineer (Solace Messaging Linux Networking) London / WFH to £100kDo you have Solace message system administration skills?You could be progressing your career at a global brokerage and...Read More>>.

Posted: September 22nd, 2026
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Business Systems Administrator

Company IconCareer Moves Group
Location IconLondon

Career Moves are partnering with a respected, long‑standing property real estate companybased in the heart of London that is seeking an experiencedBusiness Systems Analystto join their team.The Business Systems Administrator will play...Read More>>.

Posted: September 22nd, 2026
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System Administrator 2- UK

Company IconM.C. Dean, Inc.
Location IconLondon

About M.C. DeanM.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterpri...Read More>>.

Posted: September 22nd, 2026
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AWS DevOps & System Administrator

Company IconVE3
Location IconLondon

VE3 City Of London, England, United KingdomJoin or sign in to find your next jobJoin to apply for the AWS DevOps & System Administrator role at VE3VE3 City Of London, Englan...Read More>>.

Posted: September 22nd, 2026
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Systems Administrator

Company IconAbtrace Ltd.
Location IconLondon

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale. Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinic...Read More>>.

Posted: September 22nd, 2026
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Systems Administrator

Company IconAbtrace
Location IconLondon

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale. Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinic...Read More>>.

Posted: September 22nd, 2026
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IT Systems Administrator — Flexible, 24x7 Support

Company IconSideglobal
Location IconLondon

Side is seeking an IT Systems Administrator to join its global IT Support team in London. You will maintain corporate servers, network infrastructure, and desktops (Windows, Mac, Linux) and manage Active Directory, Office 365, Intune, and security...Read More>>.

Posted: September 22nd, 2026
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TA Systems Administrator

Company IconUnited States Digital Space LLC
Location IconLondon

Help us build a smarter, more scalable Talent Acquisition functionAt the company, we've created the world's first engineering-grade Augmented Reality solution for construction. Our technology is used on major projects around the world, helping...Read More>>.

Posted: September 22nd, 2026
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System Administrator - Consultancy

Company IconHamilton Barnes Associates Limited
Location IconLondon

Looking for your next opportunity in network infrastructure? Join a global technology services provider that has spent over two decades helping ambitious organizations connect their people, systems, and ideas. Building on this strong fou...Read More>>.

Posted: September 22nd, 2026
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Senior Business Systems Administrator

Company IconCatch Resource Management Ltd
Location IconLondon

Senior Business Systems Administrator – Business Systems, ERP, CRM, NetSuite, Salesforce, Integrations, Automation, API, SaaS Applications, Systems Administration, Business Applications, Process Improvement, Stakeholder Management, Change & T...Read More>>.

Posted: September 22nd, 2026
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Senior Systems Administrator – AWS & Identity (Hybrid)

Company IconAbtrace
Location IconLondon

Abtrace is seeking a Systems Administrator to own internal infrastructure, identity and endpoint estate. You will manage AWS, Microsoft 365, Intune and hybrid work practices in a small team, handling support tickets and security/compliance in a NH...Read More>>.

Posted: September 22nd, 2026
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Senior Business Systems Administrator

Company IconCatch Resource Management
Location IconLondon

Senior Business Systems Administrator – Business Systems, ERP, CRM, NetSuite, Salesforce, Integrations, Automation, API, SaaS Applications, Systems Administration, Business Applications, Process Improvement, Stakeholder Management, Cha...Read More>>.

Posted: September 22nd, 2026
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Business Systems Administrator

Company IconCareer Moves Group I B Corp™
Location IconLondon

Career Moves are partnering with a respected, long‑standing property real estate company based in the heart of London that is seeking an experienced Business Systems Analyst to join their team.The Business Systems Administrator will play...Read More>>.

Posted: September 24th, 2026
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Property Systems Administrator & Process Optimisation Lead

Company IconCareer Moves Group I B Corp™
Location IconLondon

Career Moves Group I B Corp™ is partnering with a leading London-based property real estate company to recruit an experienced Business Systems Analyst. You will own horizon platform administration, collaborate with stakeholders, and drive system...Read More>>.

Posted: September 25th, 2026
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Senior Enterprise Systems Administrator

Company IconLever, Inc.
Location IconLondon

Shield AI is seeking a highly autonomous Staff Systems Administrator to own enterprise IT infrastructure and end-user computing in a security-sensitive environment. You will design, operate, secure, and improve on-prem and cloud infrastructure, id...Read More>>.

Posted: September 26th, 2026
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Staff Systems Administrator (R5995)

Company IconLever, Inc.
Location IconLondon

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BATaircraft, and Aechelon simulation and synt...Read More>>.

Posted: September 26th, 2026
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Staff Systems Administrator (R5995)

Company IconTelemetry Today LLC
Location IconLondon

Shield AI is seeking a highly autonomous Staff Systems Administrator to serve as the accountable technical owner for enterprise IT infrastructure and end-user computing within a dedicated, security-sensitive entity environment. This senior individ...Read More>>.

Posted: September 27th, 2026
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Senior Systems Administrator - Enterprise IT & Security

Company IconTelemetry Today LLC
Location IconLondon

Shield AI is seeking a highly autonomous Staff Systems Administrator to serve as the accountable technical owner for enterprise IT infrastructure and end-user computing within a dedicated, security-sensitive entity environment.This senior i...Read More>>.

Posted: September 27th, 2026
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Staff Systems Administrator (R5995)

Company IconShieldai
Location IconLondon

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BATaircraft, and Aechelon simulation and synt...Read More>>.

Posted: September 28th, 2026
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Staff Systems Administrator (R5995)

Company IconShield
Location IconLondon

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthe...Read More>>.

Posted: October 1st, 2026
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System Administrator (FTC)

Company IconJAC Recruitment
Location IconLondon

Company: Global Retail CompanyPosition: Infrastructure SpecialistContract: 1-year fixed term contractLocation: London (Hybrid) or Amsterdam (Hybrid)Salary: 55,000 - 65,000 GBP + 10% BonusJob responsibi...Read More>>.

Posted: October 1st, 2026
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Systems Administrator

Company IconAbtrace Limited
Location IconLondon

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale.Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinical alg...Read More>>.

Posted: October 1st, 2026
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Senior Systems Administrator: Windows, Azure & Security

Company IconProfile 29
Location Icon

Profile 29 in the United Kingdom is seeking a Systems Administrator / Support Engineer to join our Sidmouth-based team. This full-time role handles multilevel support for business customers, implements infrastructure improvements, and commissions...Read More>>.

Posted: October 4th, 2026
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Senior AI Systems Administrator: GPU HPC Infra Lead

Company IconCommonAI Holdings Ltd
Location IconCambridge

CommonAI CIC in Cambridge is seeking a Senior AI Systems Administrator to design, deploy and maintain multi-rack GPU server clusters for inference and training. You will work at the intersection of high-end hardware and software orchestration, ens...Read More>>.

Posted: October 5th, 2026
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Finance Systems Administrator

Company IconCo-op Academies Trust
Location IconManchester

Are you a proactive, tech-savvy administrator looking to make a meaningful impact within a values-driven education trust?At Co-op Academies Trust, we believe that smooth, efficient finance systems are essential to supporting our schools and...Read More>>.

Posted: October 2nd, 2026
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Systems Administrator

Company IconUniversity of Glasgow
Location IconGlasgow

Job PurposeThe Systems Administrator plays a key role in ensuring the availability, performance, and security of IT systems supporting the Scottish Universities Environmental Research Centre (SUERC). Based primarily at the SUERC site...Read More>>.

Posted: October 2nd, 2026
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Systems Administrator

Company IconISH
Location IconCity of Westminster

International Students House (ISH) is a unique organisation in London's West End, providing accommodation, social and welfare facilities for British and overseas students. Our aim is to promote social and cultural awareness and facilitate interact...Read More>>.

Posted: October 3rd, 2026
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IT Systems Administrator — Cloud, Security & Projects

Company IconISH
Location IconCity of Westminster

International Students House (ISH) in London seeks an experienced Systems Administrator to join the IT team. The role involves hands‑on support across IT, Microsoft 365, networking, security and cloud services, working with the IT Manager to kee...Read More>>.

Posted: October 3rd, 2026
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Field View Coordinator / Project Systems Administrator

Company IconBMSL Group Ltd
Location IconCardiff

Field View Coordinator / Project Systems AdministratorCardiff or NeathFull-Time or Part-TimePermanent or Freelance Considered30,000 - 32,000 p.a. (Permanent) A well-established South Wales construction contra...Read More>>.

Posted: October 3rd, 2026
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Systems Administrator DCC

Company IconCommunity Dental Services CIC
Location IconBedford

The role of Systems Administrator supports the Operational Manager in maintaining the patient administration functions, managing activity information and producing reports when required by the Business Service Authority (BSA). The post holder will...Read More>>.

Posted: October 3rd, 2026
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Salesforce System Administrator — Elevate a Critical Platform

Company IconNHS Professionals
Location IconLeeds

NHS Professionals is seeking a Salesforce System Administrator to join our Salesforce Centre of Excellence in Leeds. You will administer and optimise the Salesforce platform, support users, manage security and data quality, and collaborate with bu...Read More>>.

Posted: October 4th, 2026
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Lead Systems Administrator – Digital Pathology & Innovation

Company IconNHS Jobs
Location IconLeeds

Leeds Teaching Hospitals NHS Trust is seeking a Band 6 Senior Systems Administrator to join the Research and Innovation team supporting the National Pathology Imaging Co-operative (NPIC).You will lead the management and continuous improveme...Read More>>.

Posted: October 4th, 2026
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Senior Systems Administrator - Revenues & Benefits (Hybrid)

Company IconNew Forest District Council
Location IconLyndhurst

New Forest District Council seeks a Senior Systems Administrator (Revenues and Benefits) to manage crucial tax, business rates and benefits systems, delivering insight for decision making. You’ll partner with ICT and service managers to drive au...Read More>>.

Posted: October 4th, 2026
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Senior Systems Administrator

Company IconNHS Jobs
Location IconLeeds

This Band 6 Senior Systems Administrator role sits within Research and Innovation and supports the National Pathology Imaging Co-operative (NPIC), a pioneering programme accelerating the use of digital pathology and artificial intelligence. You wi...Read More>>.

Posted: October 4th, 2026
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Salesforce System Administrator

Company IconNHS Professionals
Location IconLeeds

About The Role Are you passionate about Salesforce and looking for an opportunity to influence how a business-critical platform evolves? Do you enjoy solving problems, improving processes and helping users get the most from technology?...Read More>>.

Posted: October 4th, 2026
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Senior System Administrator (Revenues and Benefits)

Company IconNew Forest District Council
Location IconLyndhurst

Please enter your search criteria below and select 'Find jobs', if we don't have anything suitable right now, you will then have the option to 'Save this search as a job alert'. We'll then be able to keep you updated with any suitable vacancies....Read More>>.

Posted: October 4th, 2026
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Systems & Administrative Support Coordinator

Company IconASHTEAD TECHNOLOGY
Location IconScotland

Ashmead Technology is seeking a Business Support Coordinator to join the Business Systems Team in an in-office role based in Kintore. The position focuses on administrative and coordination support while building knowledge of business systems and...Read More>>.

Posted: October 4th, 2026
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Datix Risk & Governance System Administrator

Company IconBirmingham Women's and Children's NHS Foundation Trust
Location IconBirmingham

Birmingham Women's and Children's NHS Foundation Trust seeks a Datix Administrator to manage and optimise the Trust's risk management software, ensuring it supports patient safety and governance processes.The post holder will provide techni...Read More>>.

Posted: October 4th, 2026
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Senior Systems Administrator II: Windows & Server Infra

Company IconUAB Medicine
Location IconBirmingham

UAB Medicine in Birmingham, United Kingdom, is seeking a Systems Administrator II to ensure stability, performance and security of our server hardware, virtualization and storage environments. You will manage Windows and Linux servers, Active Dire...Read More>>.

Posted: October 5th, 2026
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Systems Administrator – SC/DV Clearance for Spacecraft Ops

Company IconPrestwick Aerosystems
Location IconCorsham

Airbus Defence and Space Limited in the UK seeks a System Administrator to support the Spacecraft Control Centre (SCOF) across Wiltshire. You will install, configure and maintain SCC computer systems, lead deployment plans, and develop robust test...Read More>>.

Posted: October 5th, 2026
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IT Systems Administrator - Grow with Microsoft IT Projects

Company IconNextech Group
Location IconNorthampton

Nextech Group is seeking an IT Systems Administrator in Northampton to join an established IT consultancy. You will provide IT support to internal users and remote clients, manage patching, deploy laptops, and support Microsoft 365, Windows Server...Read More>>.

Posted: October 5th, 2026
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Dynamic IT Systems Administrator – MS 365, Azure & Cloud

Company IconNextech
Location IconNorthampton

Nextech is seeking an IT Systems Administrator to join our established IT consultancy in Northampton. You will provide IT support to internal staff and remote clients, manage patching and updates, and deploy new laptops.The role covers Wind...Read More>>.

Posted: October 5th, 2026
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