Operating systems
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165 Operating systems pre-tenders found
- Stale Pre-tenderPublished 21 July 2025
EPR Integration into Cerner
- Stale Pre-tenderPublished 2 July 2025
Emergency Services Network (ESN) End User Devices
- Stale Pre-tenderPublished 5 September 2025
DDaT25381 - 3D Visualisation Facility LED upgrade
- Stale Pre-tenderPublished 4 July 2025
Technology Specialist Services Framework (TSSF)
- Stale Pre-tenderPublished 4 July 2025
Technology Services Partner Framework (TSPF)
- Stale Pre-tenderPublished 31 October 2025
DDaT25380 - UKRI - BGS Web Application Firewall (WAF)
- Stale Pre-tenderPublished 14 August 2025
Community Pharmacy IT Pre-Qualification Questionnaire 2025
- Stale Pre-tenderPublished 9 March 2026
RFI - TRAIN OPERATIONS OPTIMISATION AND PERFORMANCE MANAGEMENT SUITE
- Stale Pre-tenderPublished 27 February 2026
Replacement of Alarm Receiving Centre Platform supporting Herts Careline Service
- Stale Pre-tenderPublished 26 May 2026
Financial Forecasting & Planning Solution
- Stale Pre-tenderPublished 12 May 2026
Operational Data and System-to-System Messaging Platforming - UK2 - Preliminary Market Engagement Notice
- Stale Pre-tenderPublished 22 May 2026
UHB Retail EPOS Till System Upgrade PME
- Stale Pre-tenderPublished 20 May 2026
DSA - Group 2: Special Airport Operational Systems
- Stale Pre-tenderPublished 1 July 2026
Fire Command and Control - CFRS
- Pre-tenderPublished 29 June 2026
Finance & People Services - Transformation Project
- Stale Pre-tenderPublished 13 November 2017
IT services: consulting, software development, Internet and support
- Stale Pre-tenderPublished 20 February 2025
Vessel Traffic Service
- Stale Pre-tenderPublished 23 December 2019
Computer equipment and supplies
- Stale Pre-tenderPublished 19 March 2026
Mobile Threat Detection
- Stale Pre-tenderPublished 9 February 2016
IT services: consulting, software development, Internet and support
Top buyers
Buyers ranked by total contract award volume for operating systems.
BuyersCountValue
- 12£190.4m
- 9£2.7bn
- 4£12.0m
- 4£0.0
- 4£0.0
- 3£125.0m
- 3£1.0m
- 3£0.0
- 3£0.0
- 3£120.0m
Trend over time
Notice volume for operating systems published over time.
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