Junior Systems Administrator – Quant trading

Company IconQuant Capital
Location IconLondon

Overview In this junior role, you will support the staff’s technology and user experience across Windows/Linux desktops, servers, and enterprise apps. You’ll contribute to automation-driven IT operations and rapidly grow your technical...Read More>>.

Posted: October 1st, 2026
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Junior-mid Linux Systems Administrator – Trading systems

Company IconQuant Capital
Location IconLondon

Overview In this role you support mission-critical trading infrastructure, working within a fast-paced, entrepreneurial team. You’ll collaborate with sales and engineering to ensure reliable server and network operations for the firm’s...Read More>>.

Posted: October 2nd, 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: October 21st, 2026
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Spacecraft Control Centre Systems Administrator

Company IconAirbus S.A.S.
Location IconCorsham

Airbus S.A.S. in Chippenham, Wiltshire, is seeking a System Administrator to join the Spacecraft Control Centre Support Team.The role focuses on configuring and maintaining SCOF systems, deploying upgrades, and ensuring high-availability op...Read More>>.

Posted: October 21st, 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: October 21st, 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: October 21st, 2026
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System Administrator II — Security & Access Control

Company IconM.C. Dean, Inc.
Location IconLondon

M.C. Dean in the United Kingdom is seeking a System Administrator 2 to join the Security and Electronic Systems (SES) unit. You will configure and maintain Physical Access Control, CCTV, PSIM, and other electronic security systems for client sites...Read More>>.

Posted: October 21st, 2026
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Global Infor ERP Systems Administrator – Transformation

Company IconNigel Wright Group
Location IconNorth East

Nigel Wright Group is seeking a Global Infor Systems Administrator to own the operational management, administration and continuous improvement of the organisation’s global Infor environment.Joining during the latter stages of implementat...Read More>>.

Posted: October 22nd, 2026
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Remote CRM & Revenue Systems Administrator (SaaS)

Company IconYO AI Labs
Location IconOxford

YO AI Labs is seeking an experienced Salesforce / HubSpot Administrator – Revenue Systems (SaaS) to support a customer project focused on operational excellence across CRM and revenue systems. This remote contractor role emphasizes evaluating Sa...Read More>>.

Posted: October 22nd, 2026
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Senior Linux & HPC Systems Administrator (Hybrid)

Company IconKBR, Inc.
Location IconLeatherhead

KBR, Inc. is seeking a Senior IT Systems Administrator (Linux & HPC) to own the Linux enterprise and HPC platforms. The role focuses on Linux engineering, HPC compute, SLURM workload management, and cluster provisioning with NVIDIA Base Command Ma...Read More>>.

Posted: October 22nd, 2026
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Senior IT Systems Administrator (Linux & HPC)

Company IconKBR, Inc.
Location IconLeatherhead

Title: Senior IT Systems Administrator (Linux & HPC) KBR is a global provider of differentiated, professional services and technologies delivered across a wide government, defense and industrial base. Drawing from its rich 100-y...Read More>>.

Posted: October 22nd, 2026
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Systems Administrative Officer (Development) Job profile

Company IconC~urb
Location IconFalkirk

Salary £54,002.00 - £67,651.00 per annum (dependent on skills and experience). Salary £29,249 - £32,093 per annum. Salary will be dependent on skills and experience. Salary £29,249 - £32,093 per annum, pro rata. Salary will be...Read More>>.

Posted: October 22nd, 2026
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System Administrator (1 year FTC/Retail)

Company IconJAC Recruitment (UK) Ltd.
Location IconRoyal Borough of Greenwich

Company: Global Retail Company Position: Infrastructure Specialist Contract: 1-year fixed term contract Location: London (Hybrid) or Amsterdam (Hybrid) Salary: 55,000 – 65,000 GBP + 10%...Read More>>.

Posted: October 22nd, 2026
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System Administrator – Linux & Cloud Infrastructure

Company IconProject Freelance
Location IconReading

The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to...Read More>>.

Posted: October 3rd, 2026
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Systems Administrator - Spacecraft Control Centre

Company IconAirbus
Location IconCorsham

Job Description: SECURITY CLEARANCE: Must have or be able to obtain UK Eyes Only SC/DV Security Clearance via the UK Intelligence Community (UKIC) process. LOCATION: Corsham, Wiltshire TYPE: Full timeWHAT'S IN IT FOR YOUFinanc...Read More>>.

Posted: October 5th, 2026
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IT Systems Administrator – Windows & Cloud

Company IconMYECF
Location Icon

MYECF is recruiting an IT Systems Administrator to join the IT Team in Leicestershire. You will manage day-to-day IT operations, security, reliability, and availability of the IT infrastructure including servers, networks, cloud services and busin...Read More>>.

Posted: October 7th, 2026
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Junior Workfront Consultant / System Administrator

Company IconAcensys
Location IconLondon

Experience Required: FresherJob Type: Full-timeDepartment: IT Consulting & Digital AutomationPosition Summary:At Acensys, we are seeking a proactive, innovative, and technically drive...Read More>>.

Posted: October 7th, 2026
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Finance Systems Administrator - NetSuite & Transformation

Company IconOcean Infinity
Location IconSouthampton

Ocean Infinity is seeking a Finance Systems Administrator to support, maintain, and enhance our core finance and procurement systems. This role will be responsible for day-to-day administration of key platforms including NetSuite, NSPB, Salesforce...Read More>>.

Posted: October 12th, 2026
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IT Systems Administrator — Visa Sponsorship

Company IconEasyInfoBlog.com LLC
Location IconLondon

Polyglobe, associated with AXENTHOR TECHNOLOGIES LTD., in London, invites applications for an IT Systems Administrator to maintain and support the organisation’s IT infrastructure, ensuring secure, reliable and efficient systems and workplace te...Read More>>.

Posted: October 18th, 2026
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Systems Administrator – AWS, Linux & Automation

Company Iconedenpeople
Location IconSwindon

Edenred PayTech in Swindon is seeking a Systems Administrator to deliver, support, and maintain AWS and processing platforms that enable PayTech to meet regulatory requirements, customer SLAs, and increasing business demands.This role focus...Read More>>.

Posted: October 21st, 2026
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Hybrid Systems Administrator - Cloud, M365 & Security

Company IconOcho People
Location IconNorthern Ireland

Ocho People represents a fast-growing technology-focused client in Belfast seeking a Systems Administrator to own a modern, cloud-first IT environment and support a globally scaling business. The role is hands-on with responsibility for security,...Read More>>.

Posted: October 22nd, 2026
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Industrial IT/OT Systems Administrator

Company IconFlint Hills Resources
Location IconGoole

Guardian Glass is seeking an IT/OT System Administrator for our Goole plant to support the plant's IT and Operational Technology infrastructure. You will work with Operations, Engineering, vendors and global IT/OT teams to maintain reliable system...Read More>>.

Posted: October 22nd, 2026
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SC Cleared Junior Systems Administrator

Company IconScot Lewis Associates
Location IconGloucester

Scot Lewis is partnered with a number of world-leading technology companies, consultancies, and SMEs that operate within the UK Cyber, National Security & Intelligence sector, helping them grow their Software Engineering teams locally.We cu...Read More>>.

Posted: October 22nd, 2026
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System Administrator - (Full time on site)

Company IconSolas IT Recruitment
Location IconNewry

OverviewSystem Administrator – Newry (Onsite, Full-time)We’re looking for a hands-on System Administrator to take ownership of our IT environment and play a key role in shaping our future ICT strategy. This is...Read More>>.

Posted: October 22nd, 2026
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ServiceNow System Administrator — Office-Based (Solihull)

Company IconWavenet
Location Icon

Wavenet is seeking a proactive ServiceNow System Administrator to manage and maintain our ServiceNow platform, ensuring stability, usability, and ongoing enhancement to support business operations.You will work with the Platform Owner, Serv...Read More>>.

Posted: October 22nd, 2026
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HPC Linux Systems Administrator – Research IT

Company IconQueen Mary University of London
Location IconLondon

Queen Mary University of London is seeking a Systems Administrator for ITS Research to support the Linux-based HPC cluster, Research services (e.g., GitHub Enterprise) and virtual machines. The role requires strong Linux skills, HPC expertise and...Read More>>.

Posted: October 22nd, 2026
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System Administrator - Linux, JBOSS, DB, Automation

Company IconQurious Associates Limited
Location IconLondon

Job DescriptionI'm recruiting for a Linux System Administratorto join a large organisation in London on a permanent basis.The role is in a technical lead capacity andis 100% hands-on so in-depth technical skills is required....Read More>>.

Posted: October 22nd, 2026
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Hybrid Systems Administrator - Windows/Linux, Automation

Company IconSymmetric Recruitment Ltd
Location Icon

Symmetric Recruitment Ltd in Lincoln is seeking a hands-on Systems Administrator to join a hybrid full-time team. You will be the first point of contact for technical issues, collaborating with senior engineers on incident resolution, migrations,...Read More>>.

Posted: October 22nd, 2026
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Systems Administrator – Global IT Infra & Security

Company IconFormula 1
Location IconCity of Westminster

Formula 1 is seeking a Systems Administrator to join the IT Department. The role reports to the IT Systems Manager and ensures IT systems are commissioned, maintained and operated to support business and production objectives.Key duties inc...Read More>>.

Posted: October 22nd, 2026
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Global Systems Administrator for High-Performance IT

Company IconFormula One Management Limited
Location IconBiggin Hill

Formula One Management Limited is seeking a Systems Administrator to support IT systems across fixed sites, cloud and Grand Prix events. You will manage server infrastructure, documentation, and security, while driving improvements and providing u...Read More>>.

Posted: October 22nd, 2026
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Systems Administrator: AWS, Linux & Automation (Hybrid)

Company IconEdenred
Location IconSwindon

Edenred PayTech in Swindon is seeking a Systems Administrator to deliver, support, and maintain AWS and Linux-based processing platforms. This role supports regulatory requirements, customer SLAs, and growing business demands in a hybrid environme...Read More>>.

Posted: October 22nd, 2026
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Global Manufacturing IT Systems Administrator (On-site)

Company IconIKO North America
Location IconChester

IKO Industries Ltd. seeks a Global Systems Administrator to design, implement, and support global core infrastructure and manufacturing systems.The role partners IT, engineering, and manufacturing teams to ensure uptime, security, and perfo...Read More>>.

Posted: October 22nd, 2026
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Senior Wintel Systems Administrator – Onsite (UK)

Company IconDXC Technology Company
Location Icon

DXC Technology is seeking an on-site IT support role at a client location in the United Kingdom. The position emphasizes incident and problem management, system monitoring, and maintaining detailed documentation.Candidates should follow ITI...Read More>>.

Posted: October 22nd, 2026
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IT & OT Systems Administrator – Plant Operations

Company IconThe Guardian
Location IconGoole

Guardian Glass in Goole, United Kingdom, is seeking an IT/OT System Administrator to support the plant's IT and Operational Technology infrastructure. You will collaborate with Operations, Engineering, vendors and global IT/OT teams to maintain re...Read More>>.

Posted: October 22nd, 2026
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Hybrid Systems Administrator: Automation & Uptime Champion

Company IconSymmetric Recruitment Ltd
Location IconLincoln

Symmetric Recruitment Ltd. is seeking a Systems Administrator in Lincoln for a hybrid, full-time role. You will manage Windows and/or Linux servers, support Microsoft 365, and assist with virtualization, storage, and backups.The position of...Read More>>.

Posted: October 22nd, 2026
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Linux System Administrator — On-Site Cheltenham

Company IconDXC Technology Company
Location IconCheltenham

DXC Technology in Cheltenham is seeking a Linux System Administrator to join on site (5 days a week). You will implement standards, policies and process improvements while delivering day-to-day system support across Linux environments.The r...Read More>>.

Posted: October 22nd, 2026
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Systems Administrator – Hybrid IT Ops & Support

Company IconCHURCHILL COLLEGE IN THE UNIVERSITY OF CAMBRIDGE
Location IconCambridge

Churchill College in the University of Cambridge is seeking a Systems Administrator to join the Computing Department. You will support 2nd line technical services, manage incidents and maintain uptime across virtual and physical infrastructure, ap...Read More>>.

Posted: October 22nd, 2026
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Aspiring Systems Administrator – Microsoft 365 & Security

Company IconActica Consulting Ltd.
Location IconGuildford

Jobtailor in the United Kingdom seeks an aspiring Systems Administrator to maintain and support company information systems, providing 1st and 2nd line IT support, and coordinating with suppliers. You will monitor performance, security, and securi...Read More>>.

Posted: October 22nd, 2026
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HR & Systems Administrator — Hybrid, Training & Benefits

Company IconDelta Housing
Location IconEssex

Delta Housing is seeking a HR and Systems Administrator to support the HR team and ensure the accurate production of HR data across systems from its Chelmsford office. The role is a temporary up to 14-month FTC with a full-time schedule and an ini...Read More>>.

Posted: October 22nd, 2026
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CRM System Administrator - Hybrid, Data & Improvements

Company IconExeter
Location IconExeter

The University of Exeter in Exeter is seeking a CRM System Administrator to provide day-to-day support across the CRM ecosystem, analysing data and implementing improvements to meet strategic objectives and enhance the student and staff experience...Read More>>.

Posted: October 22nd, 2026
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VACANCY: Operations and System Administrator – Makespace Oxford

Company Iconocva.org
Location IconOxford

VACANCY: Operations and System Administrator – Makespace Oxford August 4, 2026 Job Title: Operations and Systems Administrator Role summary: The Operations and Systems Administrator supports Makes...Read More>>.

Posted: October 22nd, 2026
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Systems Administrator — Data, Automation & Process Improvement

Company IconSafer Hand Solutions
Location IconStafford

Safer Hand Solutions in Staffordshire is seeking a Systems Administrator to join its Commercial team. The role focuses on supporting internal systems, producing performance reports, managing client onboarding, and driving automation and continuous...Read More>>.

Posted: October 22nd, 2026
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Junior Systems Administrator - Hybrid IT & Security

Company IconActica Consulting
Location IconGuildford

Actica Consulting is seeking a Systems Administrator to join the IT team in Guildford. The role balances hands-on tasks with learning opportunities, ideal for graduates or those with IT support/system administration experience.You will work...Read More>>.

Posted: October 22nd, 2026
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Ticketing Systems Administrator — NFC Wallets & Matchday

Company IconBrighton & Hove Albion Foundation
Location Icon

Brighton & Hove Albion FC is seeking a Ticketing Systems Administrator to own home ticketing matchday setups, manage parking sales and away ticket distribution, and oversee the Amex access control system with NFC wallets.You will be on the...Read More>>.

Posted: October 22nd, 2026
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Apprentice Training & Learning Management System Administrator

Company IconSmiths Group
Location IconBirmingham

Full-timeGrade: 06Employee Group: ApprenticeGlobal Region: Europe Company Description Smiths Group designs, manufactures and delivers smarter engineering solutions for mission-critical appli...Read More>>.

Posted: October 22nd, 2026
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Deputy Workforce System Administrator - Hybrid Rostering

Company IconTHE ROYAL SCHOOL FOR THE BLIND
Location IconLeatherhead

SeeAbility in Leatherhead is seeking a Workforce System Administrator to support the Deputy rollout and day-to-day administration across sites. You will manage user records, rostering configurations, timesheets and integrations with payroll, recru...Read More>>.

Posted: October 22nd, 2026
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Hybrid IT Systems Administrator - Growth & Security

Company IconActica Consulting Limited
Location IconGuildford

Actica Consulting Limited is seeking a Systems Administrator to join the IT Team in Guildford. You will maintain and support information systems, provide 1st/2nd line IT support, and collaborate with suppliers while growing into advanced responsib...Read More>>.

Posted: October 22nd, 2026
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