Overview In this role you will strengthen a high-performance Linux-driven trading platform for a global quant firm. You will collaborate with a top-tier team to build and automate core systems powering proprietary trading, applying deep OS...Read More>>.

Overview In this role you will support a UK-based, high-frequency trading infrastructure expanding over the next 6–12 months. You’ll work within a small, cross-functional team to maintain hardware, networking, and software build pipelin...Read More>>.

Overview As a Linux Systems Engineer, you will help design, build, and sustain the infrastructure that provisions products across media, radio, and advertising. You’ll operate in a fast-growing SME environment with clear paths to impact a...Read More>>.

Overview As a Linux Systems Engineer in a high-profile trading environment, you will design and support highly available Linux estates across a modern tech stack. You’ll work alongside a senior Linux administrator to support production sy...Read More>>.

Overview In this contract role, you will support the creation, maintenance and testing of software builds for SystemCanada, operating within a corporate IT environment. You will manage version control and traceability, and oversee maintenan...Read More>>.

Overview In this Senior Linux Engineer role, you design, build, and optimize cutting-edge Linux-based infrastructure for a leading trading and research environment. You will work within the Quant Systems team in London to shape compute, sto...Read More>>.

Position Overview Contract - 6 months Seeking a mid-level Linux Systems Engineer to join a Storage Engineering team. This role focuses on platform integration, compliance testing, and process documentation to ensure a high-p...Read More>>.

A digital banking firm in London is seeking a Systems Administrator to support IT infrastructure and ensure reliability for 300 end users. Responsibilities include the management of core services, MDM solutions, and collaboration with security teams....Read More>>.

OverviewSite Reliability Engineer role at Tribal Group. Remote UK-based opportunity.This is a full-time remote role focused on maintaining reliable, scalable, and high-performance SaaS services across cloud environ...Read More>>.

Get AI-powered advice on this job and more exclusive features. Chapman Tate Associates provided pay range This range is provided by Chapman Tate Associates. Your actual pay will be based on your skills and experience — talk wi...Read More>>.

loveholidays is seeking a Senior System Administrator to ensure the smooth operation of IT systems across the UK and Europe. You will report to the Senior Business IT Manager and support staff in our London HQ, Dusseldorf, and remote sites....Read More>>.

Lomar Shipping Limited is seeking an experienced IT Systems Administrator to join our IT Department in London. You will be responsible for administering, maintaining, and improving the company’s office and vessel IT infrastructure to ensure high...Read More>>.

Isle of Wight Council is seeking a Senior Administrator for the Building Control tech support team in Newport. This full-time, Grade 8 role reports to the Building Control Manager and leads a team of technical support officers to ensure efficient,...Read More>>.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3....Read More>>.

Senior IT Systems Administrator£33,000 - £38,000MiddlesbroughOur client is a leading provider, and a massive name in the industrial sector. They are looking for an experienced 3rd line systems administrator to come in a...Read More>>.

SoCode Limited in Cambridge is seeking a Systems Administrator to manage a hybrid IT environment spanning on-premise and cloud services. You will work with infrastructure colleagues, support technicians and stakeholders to keep systems secure, res...Read More>>.

Reporting the Head of IT Operations (UK) and Southam based, the IT System Administrator will be required to provide desktop support primarily for UK based users, and factory systems; including hardware, software and infrastructure ensuring that...Read More>>.

Elevate your career at Wood County Hospital, where you’re not just a number – you’re a vital part of a team making a real difference. Systems Administrator / Information Services / Full Time / Days The Systems Administrator...Read More>>.

Flogas Ireland is seeking an IT System Administrator to join our IT Team on a permanent contract. The role focuses on troubleshooting complex issues, maintaining IT systems, and ensuring minimal disruption to business operations.You will pr...Read More>>.

DYWIDAG is seeking an IT System Administrator based in the UK (Southam area) to provide desktop and systems support for UK users and factory systems. You will work with IT Managers to develop and maintain structured SLA agreements and drive adopti...Read More>>.

Alpha International runs a Salesforce instance that sits at the heart of how it operates — managing relationships, tracking fundraising activity, and keeping data clean and useful across the organisation. This role is the primary administrato...Read More>>.

Alpha International seeks a Salesforce Platform Administrator to own and optimise the core Salesforce instance and associated systems (Campaign Monitor, FormAssembly, Conga). You’ll work with stakeholders to translate needs into practical, scala...Read More>>.

Global Relay is seeking a Senior Windows Administrator to lead design, deployment, and support of Windows environments, focusing on Exchange, Active Directory, and desktop management. The role collaborates with Operations, Security, and IT teams t...Read More>>.

Fort Recruitment seeks a Senior System and Network Administrator to own and optimize the global IT backbone for a marine energy company. You will design and secure network infrastructure, manage cloud and on-site environments, and automate operati...Read More>>.

Job Description:SECURITY CLEARANCE: This position involves working within the UK Defence industry, requiring the applicants to be UK Nationals Only (No Dual Nationals) and able to be security cleared to a UK SC level.LOCATION:...Read More>>.

Jobgether SRL, listed via a partner company, seeks a Systems Administrator to drive secure, reliable operation of cloud-hosted research apps and AI platforms in a fully remote UK environment.You'll manage cloud across GCP/AWS, containerized...Read More>>.

Job Description SECURITY CLEARANCE: This position involves working within the UK Defence industry, requiring the applicants to be UK Nationals Only (No Dual Nationals) and able to be security cleared to a UK SC level. LOCATION:...Read More>>.

YO AI Labs is seeking an experienced Salesforce and HubSpot Administrator to support revenue systems for a SaaS customer project. You will audit CRMs, resolve data and process inconsistencies, and document operational approaches to complex workflo...Read More>>.

YO AI Labs is seeking experienced Salesforce / HubSpot Administrators to support a customer project focused on optimizing CRM and revenue systems. Remote contractor role with emphasis on data quality, policy alignment, and scalable governance acro...Read More>>.

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>>.