Operating systems
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1,807 results matching, operating systems
- Stale Pre-tenderPublished 23 April 2026
Provision of a fully supported Student Management System
£3,000,000
- Expired contractPublished 20 April 2026
Laptops for Children
£37,959
- Awarded contractPublished 13 April 2026
Oracle support and maintenance renewal 26 27
£81,635.73
- Awarded contractPublished 13 April 2026
Perpetual Licences
£112,219
- Closed tenderPublished 7 April 2026
Hooks Close Lechlade Treatment Plant 2026
Value not stated
- Awarded contractPublished 2 April 2026
Provision of Interim Enterprise Server Infrastructure (1-3 Year Horizon)
£77,224.2
- Awarded contractPublished 1 April 2026
Marine Simulator Relocation, Equipment and Upgrades
£2,401,053
- Awarded contractPublished 1 April 2026
VMWare Support Service 2026-2029
£81,759
- Awarded contractPublished 31 March 2026
HH256-25-SP Managed Service for Imprivata (SVAR)
£68,601.32
- Awarded contractPublished 31 March 2026
WGCD IT Products and Services Agreement (iii)
£200,000,000
- Expired contractPublished 30 March 2026
Design Systems Intrgation Partner (DSIP)
£4,268,000
- Expired contractPublished 26 March 2026
Temporary Accommodation - Property Management Direct Award
£1,889,730
- Awarded contractPublished 25 March 2026
Legacy Keystone Application Isolation Asset Management
£21,450
- Awarded contractPublished 23 March 2026
BSIP Funded Early Morning and Weekend Late Evening Bus Services on Routes 1, 2, 3, 7 and 8
£236,482.32
- Awarded contractPublished 20 March 2026
CEFAS25-47 – Contract for a Database-Driven Smartphone App for Pitcairn Visitor Engagement
£56,188.6
- Stale Pre-tenderPublished 19 March 2026
Mobile Threat Detection
Value not stated
- Awarded contractPublished 18 March 2026
UOS-S00940-2025 Student Record System and Timetabling Solution
£5,028,007.88
- Awarded contractPublished 11 March 2026
A24 Ltd - Red Hat Enterprise Linux Server – Academic Subscription Renewal (1 Year)
POUND STERLING (GBP) 16,685
- Awarded contractPublished 10 March 2026
Oracle Solaris Renewal
£682,698.25
- Awarded contractPublished 10 March 2026
Microsoft Licencing Renewal
£354,000
Top buyers
Buyers ranked by total contract award volume for operating systems.
BuyersCountValue
- 112£1.0bn
- 53£6.3m
- Her Majesty’s Passport Office (HMPO)33£12.4m
- 28£209.3m
- 26£2.4bn
- HM Prison And Probation Service (HMPPS)24£0.0
- 20£4.5bn
- 19£6.9m
- 19£545.1m
- 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.
SuppliersCountValue
- 26£14.5bn
- 24£14.4bn
- 22£14.8bn
- 22£13.3bn
- 16£276.3m
- 15£14.3bn
- 14£14.5bn
- 10£1.3bn
- 10£192.0m
- 10£1.4bn
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