Operating systems tenders and contracts
Search operating systems notices across UK procurement portals. Filter by buyer, value and deadline, and set an alert for new opportunities.
1,873 results matching, operating systems
- 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
- Stale Pre-tenderPublished 9 March 2026
RFI - TRAIN OPERATIONS OPTIMISATION AND PERFORMANCE MANAGEMENT SUITE
Value not stated
- Closed tenderPublished 9 March 2026
Occupational maps-RM1043.8-1-Department For Education-closed
£632,800
- Stale Pre-tenderPublished 27 February 2026
Replacement of Alarm Receiving Centre Platform supporting Herts Careline Service
Value not stated
- Awarded contractPublished 20 February 2026
SPPD-Monday.com Licences
£72,072
- Awarded contractPublished 17 February 2026
Centurion Software
£75,554.48
- Stale Pre-tenderPublished 10 February 2026
Hosting Capability Supplier Procurement
£183,000,000
- Closed tenderPublished 10 February 2026
Pre-Market Engagement for SmartPhones & Tablet devices
Value not stated
- Awarded contractPublished 9 February 2026
Provision of UK Focussed Market Reports
£63,515.4
- Closed tenderPublished 5 February 2026
SD WAN NETWORK Upgrade
£100,000
- Expired contractPublished 4 February 2026
PE3 Blue Light Innovation
£450,000
- Closed tenderPublished 2 February 2026
Supply of a Deployable Friction Tester
£90,000
- Awarded contractPublished 2 February 2026
CEFAS25-135 Benchtop carbon analyser.
£67,352.77
- Awarded contractPublished 29 January 2026
Ivanti Endpoint Management Maintenance
Value not stated
- Closed tenderPublished 27 January 2026
T26-020ENV Tender for the Design, Supply, Installation and Integration of Solar Photovoltaic and Battery Energy Storage for 2 Council Depots
Value not stated
- Closed tenderPublished 27 January 2026
T26-020ENV Tender for the Design, Supply, Installation and Integration of Solar Photovoltaic and Battery Energy Storage for 2 Council Depots
£240,000
- Closed tenderPublished 26 January 2026
VantageRE - ICT & Telephony Tender
£450,000
Top buyers
The buyers publishing the most operating systems notices, and what those contracts are worth.
- 112£1.0bn
- 53£6.3m
- 33£12.4m
- 30£392.8m
- 27£2.5bn
- 24£0.0
- 22£4.7bn
- 20£820.2k
- 19£6.9m
- 19£545.1m
Trend over time
Notice volume for operating systems searches published over time.
Top suppliers
Suppliers who have won the most operating systems contracts, and what those awards were worth.
- 27£14.5bn
- 25£14.4bn
- 24£13.3bn
- 21£14.7bn
- 15£226.3m
- 15£14.3bn
- 14£14.5bn
- 10£1.3bn
- 10£192.0m
- 10£1.4bn
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