Operating systems

Find operating systems opportunities in seconds below. Search through thousands of operating systems notices and upcoming contracts. Bookmark the tender and start your bid/no-bid decision.

1,807 results matching, operating systems

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Awarded contract, expiring 13 June 2029Published 8 June 2026
Media Strategy, Planning and Buying
Department for Business and Trade (DBT)Supplier(s) Mediaedge:cia UK LtdRadio and television servicesAwarded 5 June 2026
£80,000,000
Closed tender, closed 17 July 2026Published 5 June 2026
PQQ for the Design, Supply, Installation and Commissioning of a Flue Gas Abatement System at Medite Europe DAC
Medite Europe DACMechanical engineering installation works
Value not stated
Stale Pre-tenderPublished 4 June 2026
Media Strategy, Planning and Buying
Department for Business and Trade (DBT)Motion picture and video services
£80,000,000
Awarded contractPublished 1 June 2026
CFM0477 - Microsoft Educational Licences
Fife CouncilSupplier(s) Phoenix Software LimitedEducational software development servicesAwarded 1 June 2026
£1,145,686.68
Awarded contract, expiring in 7 monthsPublished 29 May 2026
NFS Operational System Software - Hosting, Maintenance & Servicing
Newcastle City CouncilSupplier(s) N.E. SOLUTIONS LIMITEDFacilities management software package and software package suiteAwarded 31 March 2026
£58,000
Stale Pre-tender, closed 3 June 2026Published 26 May 2026
Financial Forecasting & Planning Solution
TRANSPENNINE TRAINS LIMITEDTransport systems consultancy services
£1
Stale Pre-tender, closed 12 June 2026Published 22 May 2026
UHB Retail EPOS Till System Upgrade PME
University Hospitals Birmingham NHS Foundation TrustPoint of sale (POS) software package
£150,000
Stale Pre-tender, closed 13 July 2026Published 20 May 2026
DSA - Group 2: Special Airport Operational Systems
City of Doncaster CouncilInformation systems
£3,500,000
Awarded contract, expiring in 7 monthsPublished 18 May 2026
TODW - Apple Mac secure design and build
UK Health Security AgencySupplier(s) Jigsaw Systems LtdInformation technology servicesAwarded 15 May 2026
£15,350
Stale Pre-tender, closed 8 June 2026Published 12 May 2026
Operational Data and System-to-System Messaging Platforming - UK2 - Preliminary Market Engagement Notice
Network RailSystems and technical consultancy services
Value not stated
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Closed tender, closed 10 June 2026Published 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_92189Portable computer carrying cases
€3,000,000
Closed tender, closed 12 June 2026Published 8 May 2026
Provision of a fully supported ERP system
SRUCSoftware package and information systems
£3,000,000
Closed tender, closed 12 June 2026Published 8 May 2026
Provision of a fully supported ERP system
SRUCSoftware package and information systems
£3,000,000
Closed tender, closed 12 June 2026Published 7 May 2026
Provision of a fully supported Student Management System
SRUCPlanning systems
£3,000,000
Closed tender, closed 12 June 2026Published 7 May 2026
Provision of a fully supported Student Management System
SRUCSoftware package and information systems
£3,000,000
Awarded contract, expiring in 2 weeksPublished 30 April 2026
SIA 929 - Autopilot and Configuration Service
SECURITY INDUSTRY AUTHORITYSupplier(s) Phoenix Software LimitedSoftware package and information systemsAwarded 1 November 2025
£16,500
Awarded contractPublished 27 April 2026
R6112 Microsoft Enterprise Agreement
NHS Tower Hamlets Clinical Commissioning GroupSupplier(s) SoftwareONE UK LimitedIT services: consulting, software development, Internet and supportAwarded 1 April 2026
£11,553,729
Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported ERP system
SRUCAccounting system
£3,000,000
Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported Student Management System
SRUCPlanning systems
£3,000,000
Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported ERP system
SRUCAccounting system
£3,000,000

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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