Junior Linux System Administrator Jobs In Cardiff Page 5 by Location

Hybrid HPC Linux Platform Engineer for Trading Systems

Company IconClient Server
Location IconLondon

A global systematic trading firm is seeking an HPC Platform Engineer to develop and optimize workload scheduling solutions in HPC environments. You will work on both on-premise and cloud (AWS) platforms, collaborating with teams to enhance performanc...Read More>>.

Posted: June 6th, 2026
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Pensions Administration Systems Analyst

Company IconIsio
Location IconManchester

Join to apply for the Pensions Administration Systems Analyst role at Isio4 weeks ago Be among the first 25 applicantsJoin to apply for the Pensions Administration Systems Analyst ro...Read More>>.

Posted: June 6th, 2026
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Senior Embedded C++ Systems Engineer — OS & Linux

Company IconRoku
Location IconCambridge

A leading streaming technology company in Cambridge is seeking a Senior Software Engineer to join their Core OS team. This role involves designing and developing OS features in a multi-process environment, focusing on performance and reliability. Ide...Read More>>.

Posted: June 6th, 2026
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Senior Network Administrator - Remote/Hybrid (Azure, Linux)

Company IconBentley Whitaker Search and Selection
Location IconNewcastle upon Tyne

A recruitment firm specializing in technology roles is seeking a Senior Network Administrator. This role offers the opportunity to join a dynamic Infrastructure/DevOps team in a global company, focusing on Azure and networking. Compensation ranges fr...Read More>>.

Posted: June 6th, 2026
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IT Systems & HPC Support Intern (Linux/Automation)

Company IconCORE POWER
Location IconLondon

CORE POWER is looking for an IT Support Analyst to join their team in Greater London. The ideal candidate will support corporate IT services and high-performance computing infrastructure, providing first and second-line technical support. Responsibil...Read More>>.

Posted: June 6th, 2026
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System Engineer - Multi-Cloud / Linux / Helm

Company IconOpus Recruitment Solutions
Location IconReading

Have you got core experience in Linux and eager to get deeper into Cloud technologies?Looking to be part of something bigger?We've partnered a MedTech who're thriving through organic growth as they are taking on more Trusts. As they'...Read More>>.

Posted: June 6th, 2026
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Staff Systems QA Engineer: Linux Driver Testing Lead

Company IconGraphcore, Ltd.
Location IconBristol

Graphcore is seeking a Staff System Software Engineer to own the test strategy for production-ready drivers and platform tools. You will validate Linux kernels and device drivers, influence design decisions and guide test infrastructure across har...Read More>>.

Posted: July 31st, 2026
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Global Rights System Support Administrator

Company IconCalming Pot
Location IconLondon

Global Rights System Support AdministratorAs the Global Rights System Administrator at Calming Pot, you will play a crucial role in managing our music catalog's rights and royalties across various territories worldwide. You will work c...Read More>>.

Posted: August 14th, 2026
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Business Systems Analyst/Administrator

Company IconMCR Property Group
Location IconManchester

Reporting to Business Systems Manager Department Operations / Business Systems Location Manchester Head Office, with occasional UK travel About Flow Student Flow Student is a fast-growing purpose-built student acc...Read More>>.

Posted: August 29th, 2026
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Pension Systems Onboarding Specialist Pensions Administration · ·

Company IconIsio
Location Icon

Pensions Systems Onboarding SpecialistThe Systems Onboarding Specialist will play a key role in supporting the Onboarding of several new clients, contributing a new proposition within Isio. The role involves working with a number of di...Read More>>.

Posted: September 4th, 2026
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Performance Systems Engineer - Rust, Linux & I/O

Company Iconsource.dev
Location IconLondon

UK | Full-TimeThe Mission: Source.devOur founders spent over a decade at Google shaping the Android operating systems - building and shipping the software that now runs on billions of devices. They didn't just...Read More>>.

Posted: September 11th, 2026
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Senior Data Administrator – Finance Systems (Remote)

Company IconNorton Rose Fulbright LLP
Location IconNorth East

Norton Rose Fulbright LLP in London seeks a Senior Data Administrator to support the EMEA finance system (Aderant Sierra). You will monitor data, manage governance, and prepare data for finance operations and senior stakeholders.Key tasks i...Read More>>.

Posted: September 12th, 2026
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Linux Deployments Engineer for FPGA-Accelerated Systems

Company IconECM Selection (Holdings) Limited
Location IconCambridge

ECM Selection (Holdings) Limited in Cambridge seeks a tester/engineer to manage deployments and verify Linux-based systems. You will perform manual testing for performance and usability, while taking the lead on automating processes and deployment...Read More>>.

Posted: September 13th, 2026
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Systems Software Intern — Linux/Kernel & Performance

Company IconPoint72
Location IconLondon

Point72 is seeking a small number of highly talented interns to assist in the development, optimization, and monitoring of our production trading platform and research infrastructure. Interns will work on small, highly collaborative teams.C...Read More>>.

Posted: September 14th, 2026
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Systems and Process Administrator

Company IconRexel France
Location IconAston Clinton

Company Description At Rexel UK, we're looking for a motivated and detail-oriented System & Process Administrator to join our Aylesbury Distribution Centre team. If you enjoy problem-solving, working with data, supporting...Read More>>.

Posted: September 21st, 2026
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Systems and Process Administrator

Company IconREXEL
Location IconAylesbury

Experience Level (for career site): Experienced ProfessionalContract Type: PermanentJob Family: Supply Chain & WarehousingCompany DescriptionAt Rexel UK, we're looking for a motivated and detail-orie...Read More>>.

Posted: September 21st, 2026
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IT Systems Engineer: Cloud, Linux & Docker Specialist

Company IconSeverfield PLC
Location IconThirsk

Severfield PLC in Dalton, Thirsk, North Yorkshire, is seeking an IT Systems Administrator/Engineer to join our team. The role focuses on 3rd line support and project delivery across Windows and Linux servers, Entra ID/Azure, Docker, and network in...Read More>>.

Posted: September 24th, 2026
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Data Administrator (Guidance & Education System)

Company IconMoney & Pensions Service
Location IconBedford

Data Administrator (Guidance & Education System) £33,000 per annum Bedford Fixed Term Contract (12 Months) Hybrid Working Ready to make a real difference? Join us at the Mon...Read More>>.

Posted: September 24th, 2026
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Data Administrator — Guidance & Education Systems (Hybrid)

Company IconMoney & Pensions Service
Location IconBedford

Money & Pensions Service is seeking a Data Administrator for Guidance & Education Systems in Bedford. The role focuses on maintaining CRM data, ensuring accuracy and alignment with LMS records, and supporting KPI reporting under a 12-month fixed t...Read More>>.

Posted: September 25th, 2026
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WMS Systems & Data Administrator - PM Shift

Company IconRexel UK Ltd
Location IconAston Clinton

Rexel UK Ltd is seeking a System & Process Administrator for the Aylesbury Distribution Centre. The role is Monday to Friday, 14:00 - 22:30, focusing on WMS data accuracy and system issue resolution to support efficient warehouse operations....Read More>>.

Posted: September 25th, 2026
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Hybrid BTS Systems Support Administrator

Company IconEurobioimaging
Location IconExeter

University of Exeter is offering a role within IT Services, reporting to the BTS Systems Support Lead. The starting salary is from £30,878 on Grade D, with a hybrid work model combining on-campus and home working.The role focuses on suppor...Read More>>.

Posted: September 26th, 2026
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Secure Linux Infrastructure Engineer for Government Systems

Company IconByDesign Secure Systems Ltd
Location IconLondon

ByDesign Secure Systems Ltd is seeking an experienced Infrastructure Engineer with a passion for secure, mission-critical Linux systems. You will design, build, and support scalable infrastructure for air-gapped environments and enterprise IT serv...Read More>>.

Posted: September 27th, 2026
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DC Systems Commissioning Administrator

Company IconAiredale by Modine
Location IconLeeds

At Modine, we are Engineering a Cleaner, Healthier World. Building on more than 100 years of excellence in thermal management, we provide trusted systems and solutions that improve air quality and conserve natural resources. Our Airedale by Modine...Read More>>.

Posted: September 30th, 2026
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Interface Systems Engineer — MIRTH, Linux & Cerner

Company IconNHS Jobs
Location Icon

Newcastle Hospitals is seeking an Operating Systems Engineer (Interfaces) to join the Digital and Technology Services Interface Development team. The role involves developing, testing, deploying and supporting software interfaces used across the T...Read More>>.

Posted: September 30th, 2026
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Waste Systems & Compliance Administrator

Company IconTipTopJob
Location IconWarwick

Hawk 3 Talent Solutions is recruiting for a Waste Systems Administrator role based in Gaydon, Warwickshire on a permanent contract.You will provide day-to-day support for waste management software, coordinate audits, and produce KPI reports...Read More>>.

Posted: October 1st, 2026
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Salesforce / HubSpot Administrator - Revenue Systems - Remote

Company IconYO AI Labs
Location IconLondon

Salesforce / HubSpot Administrator - Revenue Systems (SaaS) Role Type: ContractorLocation: Remote We are seeking experienced Salesforce / HubSpot Administrators - Revenue Systems (SaaS) to support a cus...Read More>>.

Posted: October 2nd, 2026
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Remote Salesforce & HubSpot Administrator – Revenue Systems

Company IconYO AI Labs
Location IconLondon

YO AI Labs is seeking a Salesforce/HubSpot Administrator - Revenue Systems (SaaS) to support a customer project focused on operational excellence across CRM and revenue systems. Remote role with emphasis on auditing, data reconciliation and docume...Read More>>.

Posted: October 2nd, 2026
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Apprentice Systems/RA Administrator

Company IconMerseywestlancs
Location IconSt Helens

We want talented and enthusiastic people from all backgrounds to join #TeamMWL, with us you can learn, grow and develop yourself and your career, realising your true ambitions and aspirations. Whatever you’re looking for in your career...Read More>>.

Posted: October 2nd, 2026
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Administrative Officer – IT & Data Systems

Company Icon5 Star Recruitment
Location IconBath

Bath & North East Somerset Council is seeking an administrative professional to provide comprehensive support across teams. The role involves handling IT tasks, data management, document formatting and ensuring smooth communications with staff, ma...Read More>>.

Posted: September 2nd, 2026
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Senior System & Network Administrator — Cloud, Security & Automation

Company IconFort Recruitment
Location Icon

Fort Recruitment is seeking a Senior System and Network Administrator for a leading marine energy company on Merseyside with a global footprint. You will own the IT infrastructure, networks, cloud environments, servers, monitoring systems and core...Read More>>.

Posted: October 2nd, 2026
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Senior System and Network Administrator

Company IconFort Recruitment
Location Icon

We are seeking a Senior System and Network Administrator for a leading marine energy company based on Merseyside but operating globally to its maritime clients. The company provides battery and hybrid energy solutions that are used across t...Read More>>.

Posted: October 2nd, 2026
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IT Systems & Azure Administrator | Flexible, SC-Cleared

Company IconCatorfaen
Location IconWales

Ascent Flight Training (Management) Ltd is seeking an ICT Administrator to join a dedicated team. You will provide technical support for the ATOMS Training Management System and Ascents Unified Communications, while aiding SaaS environments and th...Read More>>.

Posted: October 2nd, 2026
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Business Systems Senior Administrator (Internal Only, Fixed Term, Maternity Cover)

Company IconNottingham
Location IconNottingham

Business Systems Senior Administrator (Internal Only, Fixed Term, Maternity Cover) AreaPF Business Support LocationUniversity Park Salary£29,740 to £36,446per annum (pro rata if applicab...Read More>>.

Posted: October 2nd, 2026
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Part-Time Administrative & Systems Coordinator

Company IconArts Council England
Location IconLondon

Arts Council England is seeking an experienced Administrator to support CAS with diary management, invoicing, and general administrative duties. The role offers flexible working and part-time hours across one day per week, or two half-days, with p...Read More>>.

Posted: October 2nd, 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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Hybrid HR Administrator – Recruitment, Systems & Data

Company IconElevation Recruitment Group
Location IconDoncaster

Elevation HR in Doncaster is seeking an experienced HR Administrator/HR Assistant to join a busy HR function. You will support recruitment, onboarding, and continuous HR processes within a centralised HR team.The role covers employee lifecy...Read More>>.

Posted: October 3rd, 2026
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Data Administrator (Guidance & Education System)

Company IconConfidential
Location Icon

What You'll Be Doing Maintain accurate organisation, contact, partner, and practitioner records in CRM and related operational systems, ensuring all records are complete, correctly related, consistent, and up-to-date. Colla...Read More>>.

Posted: October 3rd, 2026
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Temporary Customer Service Administrator — Backlog & Systems

Company IconOffice Angels
Location IconKings Hill

Office Angels is recruiting a temporary Customer Service Administrator in Kings Hill for an initial 4-month assignment. The role involves processing a backlog of admin tasks, logging jobs and defects, updating customer data, and handling inquiries...Read More>>.

Posted: October 4th, 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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