Operating systems

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1,807 Operating systems notices found

Awarded contract
Media Strategy, Planning and Buying
Department for Business and Trade (DBT)Supplier(s) Mediaedge:cia UK LtdGBP 80,000,000Awarded 5 June 2026Expiring 13 June 2029Radio and television services
Closed tenderPublished 5 June 2026
PQQ for the Design, Supply, Installation and Commissioning of a Flue Gas Abatement System at Medite Europe DAC
Medite Europe DACClosing 26 June 2026Engineering works and construction works
Pre-tenderPublished 4 June 2026
Media Strategy, Planning and Buying
Department for Business and Trade (DBT)GBP 80,000,000Radio and television services
Awarded contract
CFM0477 - Microsoft Educational Licences
Fife CouncilSupplier(s) Phoenix Software LimitedGBP 1,145,686.68Awarded 1 June 2026Educational software development services
Awarded contract
NFS Operational System Software - Hosting, Maintenance & Servicing
Newcastle City CouncilSupplier(s) N.E. SOLUTIONS LIMITEDGBP 58,000Awarded 31 March 2026Expiring 30 April 2027Facilities management software package and software package suite
Stale Pre-tenderPublished 26 May 2026
Financial Forecasting & Planning Solution
TRANSPENNINE TRAINS LIMITEDGBP 1Closing 3 June 2026Transport systems consultancy services
Stale Pre-tenderPublished 22 May 2026
UHB Retail EPOS Till System Upgrade PME
University Hospitals Birmingham NHS Foundation TrustGBP 150,000Closing 12 June 2026Hardware
Stale Pre-tenderPublished 20 May 2026
DSA - Group 2: Special Airport Operational Systems
City of Doncaster CouncilGBP 3,500,000Closing 13 July 2026Software package and information systems
Awarded contract
TODW - Apple Mac secure design and build
UK Health Security AgencySupplier(s) Jigsaw Systems LtdGBP 15,350Awarded 15 May 2026Expiring 14 May 2027Information technology services
Stale Pre-tenderPublished 12 May 2026
Operational Data and System-to-System Messaging Platforming - UK2 - Preliminary Market Engagement Notice
Network RailClosing 8 June 2026Programming services of application software
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Closed tenderPublished 12 May 2026
Establishment of a Multi-Party Framework Agreement for the Provision, Support and Maintenance of Computer Hardware on a Hardware as a Service (HaaS) basis, in two lots.
Galway Roscommon Education and Training Board_92189EUR 3,000,000Closing 10 June 2026Portable computer carrying cases
Closed tenderPublished 8 May 2026
Provision of a fully supported ERP system
SRUCGBP 3,000,000Closing 12 June 2026Software package and information systems
Closed tenderPublished 8 May 2026
Provision of a fully supported ERP system
SRUCGBP 3,000,000Closing 12 June 2026Software package and information systems
Closed tenderPublished 7 May 2026
Provision of a fully supported Student Management System
SRUCGBP 3,000,000Closing 12 June 2026Planning systems
Closed tenderPublished 7 May 2026
Provision of a fully supported Student Management System
SRUCGBP 3,000,000Closing 12 June 2026Educational software package
Awarded contract
SIA 929 - Autopilot and Configuration Service
SECURITY INDUSTRY AUTHORITYSupplier(s) Phoenix Software LimitedGBP 16,500Awarded 1 November 2025Expiring 30 October 2026Software package and information systems
Awarded contract
R6112 Microsoft Enterprise Agreement
NHS Tower Hamlets Clinical Commissioning GroupSupplier(s) SoftwareONE UK LimitedGBP 11,553,729Awarded 1 April 2026IT services: consulting, software development, Internet and support
Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported ERP system
SRUCGBP 3,000,000Accounting software package
Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported Student Management System
SRUCGBP 3,000,000Planning systems
Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported ERP system
SRUCGBP 3,000,000Accounting system

Top buyers

Buyers ranked by total contract award volume for operating systems.

View all buyers

BuyersCountValue

Ministry of Defence
112
£1.0bn
Driver and Vehicle Licensing Agency
53
£6.3m
Her Majesty’s Passport Office (HMPO)
33
£12.4m
Home Office
28
£209.3m
National Highways Limited
26
£2.4bn
HM Prison And Probation Service (HMPPS)
24
£0.0
Transport for London
20
£4.5bn
London Fire Brigade
19
£6.9m
Department for Transport (DFT)
19
£545.1m
HM Revenue & Customs (HMRC)
19
£228.4m

Trend over time

Notice volume for operating systems published over time.

Top suppliers

Suppliers ranked by total contract award volume for operating systems.

View all suppliers

SuppliersCountValue

Softcat PLC
26
£14.5bn
Insight Direct (UK) Ltd
24
£14.4bn
XMA LIMITED
22
£14.8bn
Phoenix Software Limited
22
£13.3bn
Academia Ltd
16
£276.3m
Specialist Computer Centres PLC
15
£14.3bn
CDW Ltd
14
£14.5bn
COMPUTACENTER (UK) LIMITED
10
£1.3bn
BYTES SOFTWARE SERVICES LIMITED
10
£192.0m
Trustmarque Solutions Ltd
10
£1.4bn

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