Payroll & HCM System Administrator

Company IconJames Walker Sealing Products & Services Limited
Location IconCockermouth

Payroll & HCM System AdministratorCockermouth Hybrid About James WalkerJames Walker is part of the James Walker Group of Compani...Read More>>.

Posted: September 30th, 2026
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Linux System Administrator

Company IconSoarswell Consulting
Location IconLondon

OverviewWe are seeking an experienced Linux System Administrator to join our Infrastructure team. This role is critical in supporting the migration of a key enterprise application from Solaris to Red Hat Enterprise Linux (RHEL), in...Read More>>.

Posted: June 6th, 2026
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System Administrator

Company IconKroo Bank
Location IconLondon

OverviewThe Kroo is growing and we'd love to hear from you if you're interested in joining us on our journey! As a Systems Administrator within our IT team, you will be responsible for providing support to our 300 end users and ensurin...Read More>>.

Posted: June 6th, 2026
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Systems Administrator (Contractor)

Company IconKroo Bank
Location IconLondon

3 weeks ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.How you will contribute:The Kroo Bank is growing and we'd love to hear from you if you're interested i...Read More>>.

Posted: June 6th, 2026
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Systems Administrator

Company IconCornerstone Research
Location IconLondon

Join to apply for the Systems Administrator role at Cornerstone ResearchJoin to apply for the Systems Administrator role at Cornerstone ResearchDirect message the jo...Read More>>.

Posted: June 6th, 2026
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SunSystems Systems Administrator

Company IconSystemsAccountants
Location IconLondon

4 days ago Be among the first 25 applicantsThis range is provided by SystemsAccountants. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the...Read More>>.

Posted: June 6th, 2026
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Systems Administration Architect

Company IconITAC Solutions
Location IconBirmingham

Help shape the future of healthcare by designing the systems that keep hospitals running. Our client is seeking a visionary Systems Architect to drive enterprise-wide infrastructure initiatives supporting critical clinical operati...Read More>>.

Posted: June 6th, 2026
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System Administrator

Company IconTangent International
Location IconMaidenhead

Base pay rangeSystems AdministratorTechnology | Infrastructure | Virtualisation | NetworkingI am searching for a Systems Administrator for my client, a global technology company focused on delivering...Read More>>.

Posted: June 6th, 2026
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Systems Administrator – 5412

Company IconClear IT Recruitment Limited
Location IconHitchin

Our client, is a leading IT Managed Services provider, delivering an end-to-end IT service. Their support platform connects, manages and supports their clients so they can get on with running their business using the power of technology, d...Read More>>.

Posted: June 6th, 2026
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Linux System Administrator

Company IconSpectrum IT Recruitment
Location IconStaines upon Thames

Spectrum IT Recruitment provided pay range This range is provided by Spectrum IT Recruitment. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct...Read More>>.

Posted: June 6th, 2026
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Linux Systems Administrator

Company IconMiller Maxwell Ltd
Location IconLondon

Overview If you love solving complex problems, automating the boring stuff, and keeping high‑performance systems running at their best, this role puts you right where you thrive. You’ll join a technology‑first organisation where...Read More>>.

Posted: June 12th, 2026
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Senior IT Systems Administrator

Company Iconloveholidays
Location IconLondon

Why Technology at loveholidays?At loveholidays - we trailblaze together. We’re on a mission to open the world to everyone, giving our customers’ unlimited choice, unmatched ease and unmissable value for their next getaw...Read More>>.

Posted: July 31st, 2026
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IT Systems Administrator

Company IconLomar Shipping Limited
Location IconLondon

IT Systems Administrator - London - ITSAIT Systems AdministratorAbout the RoleWe are seeking an experienced and proactive IT Systems Administrator to join our IT Department. The successful candidate will be...Read More>>.

Posted: August 10th, 2026
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Kitchen Systems Administrator

Company IconCompass Group UK
Location IconLondon

Kitchen Systems Administrator Salary: £36,000 Hours: 40 hours per week, Monday to Friday Location: Based at the Table to Table CPU, with flexibility for hybrid working after probation About t...Read More>>.

Posted: August 26th, 2026
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Executive Business Support & Systems Administrator

Company Icon5 Star Recruitment
Location IconLiverpool

Neighbourhoods and Housing in Liverpool seeks a dedicated Business Support Officer to maintain records, handle information processing, and respond to residents’ queries with a flexible, customer-focused approach. The role includes minute-taking,...Read More>>.

Posted: September 4th, 2026
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IT Systems Administrator

Company IconCareer Choices Dewis Gyrfa Ltd
Location IconWeston Super Mare

As one of the fastest-growing Colleges in the UK, delivering courses from entry level right up to Masters degrees, Weston College is an inspiring place to work.Why not join us as an IT Systems Administrator?This is a full-time role,...Read More>>.

Posted: September 30th, 2026
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Senior IT Systems Administrator – 3rd Line & Microsoft 365

Company IconCareer Choices Dewis Gyrfa Ltd
Location IconWeston Super Mare

Weston College is seeking an IT Systems Administrator for a full-time role based on campus in Weston-super-Mare. The position involves 37 hours per week and on-site interviews at a college campus.Day-to-day duties include providing 3rd line...Read More>>.

Posted: October 1st, 2026
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Salesforce Systems Administrator

Company IconALTOUR
Location IconHalifax

ALTOUR , we believe people are the driving force behind every meaningful connection - our clients’ and our own. With more than 1,000 team members and a presence in over 80 countries, we are a globally recognized leader in corporate travel manage...Read More>>.

Posted: October 1st, 2026
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Lead Linux System Administrator

Company IconMorgan Stanley
Location IconLondon

We’re seeking someone to join our team as an experienced Linux System Administrator to help maintain, modernize, and improve the infrastructure supporting Morgan Stanley's distributed systems. This role will work across a complex environment...Read More>>.

Posted: October 2nd, 2026
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HPC Systems Administrator: Linux, Slurm & Networking Pro

Company IconLenovo
Location IconLondon

We are Lenovo! We are hiring an HPC System Administrator in London to support mixed on-site and remote customer environments.You will manage data-center infrastructure, perform firmware upgrades and software patches, and troubleshoot comple...Read More>>.

Posted: September 22nd, 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: September 22nd, 2026
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Senior Systems Administrator – Cloud, Identity & Endpoints

Company IconAbtrace Ltd.
Location IconLondon

Abtrace Ltd. is seeking a Systems Administrator to own our internal infrastructure, identity and endpoint estate in a hands-on role within a small team. You will manage AWS, Microsoft 365, Entra ID and device management across Windows and macOS, e...Read More>>.

Posted: September 22nd, 2026
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TA Systems Administrator — Ashby ATS & Data Automation

Company IconUnited States Digital Space LLC
Location IconLondon

United States Digital Space LLC is seeking a TA / People Systems Administrator to optimise Ashby and scale our recruitment operations in a data-driven way. You'll own day-to-day Ashby administration, build dashboards, maintain data integrity and p...Read More>>.

Posted: September 22nd, 2026
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Finance Systems Administrator (Yooz & SAP) - 12 month fixed term contract

Company IconOctopus Energy Group
Location IconLondon

At Octopus Energy Generation (OEGEN), we're passionate about powering a sustainable future. As pioneers in the renewable energy space, we don’t just invest in utility-scale projects; we invest in people, communities, and a greener tomorrow....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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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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System Administrator - 1 year FTC (London or Amsterdam)

Company IconJAC Recruitment (UK) Ltd.
Location IconLondon

Company: Global Retail Company Position: Infrastructure Specialist Contract: 1-year fixed term contract Location: London (Hybrid) Salary: 60,000 – 70,000 GBP + 10% Bonus...Read More>>.

Posted: September 22nd, 2026
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Senior Linux System Administrator – DV Security Cleared

Company IconSalt Digital Recruitment
Location IconLondon

Applicants must hold active and valid Developed Vetting (DV) security clearance to be considered for this opportunity. Unfortunately, applications from candidates without current DV clearance cannot be progressed. An opportunity is available fo...Read More>>.

Posted: September 22nd, 2026
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DV-Cleared Senior Linux Systems Administrator

Company IconSalt Digital Recruitment
Location IconLondon

Salt Digital Recruitment is seeking a DV-cleared Senior Linux System Administrator to join a security-focused team supporting a large-scale UK national infrastructure big data platform. The role emphasizes on-site delivery with strict DV clearance...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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Security Systems Administrator I — TOC Operator & Analyst

Company IconM.C. Dean, Inc.
Location IconLondon

M.C. Dean, Inc. is hiring a System Administrator 1 for its Security and Electronic Systems (SES) unit.You will join a TOC team configuring and maintaining CCTV, access control, PSIM and related electronic security services for federal, loca...Read More>>.

Posted: September 26th, 2026
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System Administrator 1 - Technical Operations Center (Sunday shift)

Company IconM.C. Dean, Inc.
Location IconLondon

About M.C. Dean M.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 enterpr...Read More>>.

Posted: September 26th, 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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Senior Enterprise Systems Administrator & Security Owner

Company IconShieldai
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 entity environment. You will design, implement, secure, and continuously improve on-premises sy...Read More>>.

Posted: September 28th, 2026
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ServiceNow System Administrator

Company IconSmartRecruiters, Inc.
Location Icon

Wavenet is a managed services provider offering cybersecurity, communications, and connectivity that grows with our customers’ businesses – no matter what the future holds. Since 2000, we’ve been keeping businesses connected. A...Read More>>.

Posted: September 30th, 2026
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Senior Systems Administrator - Enterprise Infra & Security

Company IconShield
Location IconLondon

Shield AI is seeking a highly autonomous Staff Systems Administrator to own enterprise IT infrastructure within a security-sensitive entity. You will design, implement, secure, and operate on-premises and cloud platforms, ensuring audit-ready evid...Read More>>.

Posted: October 1st, 2026
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Senior Systems Administrator - Healthcare Cloud & Security

Company IconAbtrace Limited
Location IconLondon

Abtrace Limited in London is seeking a Systems Administrator to own our internal infrastructure, identity and endpoint estate, and to keep the internal support pipeline moving. This hands-on role covers AWS, Microsoft 365, Intune, Jamf/Kandji, and...Read More>>.

Posted: October 1st, 2026
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Network and Computer Systems Administrators

Company Iconclikgen
Location IconBlackburn

Network & Computer Systems Administrators Wanted | Remote Contract Opportunity | AI Research Project About the Opportunity We're partnering with one of the world's leading AI laboratories to recruit experienced Network and C...Read More>>.

Posted: June 4th, 2026
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Business Central Systems Administrator

Company IconVIQU IT
Location IconKempsey

Business Central Systems Administrator Worcester | Onsite, Monday-Friday, 8am-5pm £40,000-£45,000 per annum, depending on experience | Quarterly bonus scheme VIQU has partnered with a growing manufacturer serving the const...Read More>>.

Posted: October 2nd, 2026
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Systems Administrator - IT Infrastructure & Support (Research)

Company IconUniversity of Glasgow
Location IconGlasgow

University of Glasgow is seeking a Systems Administrator to support the SUERC IT infrastructure at the Glasgow site. The role focuses on servers, networks, storage, and collaboration tools to ensure reliable services for 90–100 staff. You will w...Read More>>.

Posted: October 2nd, 2026
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Waste Systems Administrator - Compliance & Reporting

Company IconPertemps Coventry Commercial
Location IconGaydon

Pertemps Coventry Commercial is seeking a Waste Systems Administrator at Gaydon, Warwickshire to support Waste and Recycling One and Smart World platforms, coordinate audits, and prepare reports for KPIs. You’ll act as a central contact for oper...Read More>>.

Posted: October 2nd, 2026
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System Administrator – Linux & Cloud Infrastructure

Company IconFree-Work
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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OT & IT Systems Administrator: Linux, Cloud & Security

Company IconNoriker Power Ltd
Location IconCheltenham

Noriker Power Ltd is seeking a skilled IT Systems Administrator to maintain and improve the organisation's OT and Enterprise IT infrastructure. You will support Linux servers, Google Workspace, and cloud services while ensuring security and perfor...Read More>>.

Posted: October 3rd, 2026
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Linux & Cloud Systems Administrator – Secure Infra (Onsite Reading)

Company IconFree-Work
Location IconReading

CGI is seeking a System Administrator for the BOREALIS team to manage secure cloud infrastructure on-site in Reading. You will monitor health, respond to alerts, and support mission-critical systems in a highly secure environment.The role r...Read More>>.

Posted: October 3rd, 2026
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HR Systems & Recruitment Administrator - Part Time

Company IconConfidential
Location IconBirmingham

We have a fantastic opportunity for an experienced HR professional looking to take on an exciting new role within a well-respected organisation based in Birmingham. The ideal candidate will be passionate, motivated and have previous experie...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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HR Systems & Recruitment Administrator - Part Time

Company IconKatie Bard & Angela Mortimer Plc
Location IconBirmingham

We have a fantastic opportunity for an experienced HR professional looking to take on an exciting new role within a well-respected organisation based in Birmingham.The ideal candidate will be passionate, motivated and have previous experien...Read More>>.

Posted: October 4th, 2026
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