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 Operating systems notices found

Awarded contract
Estate Server Migration
Stirling CouncilSupplier(s) DELL CORPORATION LIMITEDGBP 300,000Awarded 17 January 2025Network servers
Stale Pre-tenderPublished 10 February 2025
NICC Group Training Simulator
High Speed Two (HS2) LtdSpecialist training services
Closed tenderPublished 6 February 2025
Mobile Hardware Device Refresh and provision of related Services.
XC TRAINS LIMITEDGBP 2,500,000Closing 12 March 2025Mobile telephones
Expired contract
Operational Systems Review
Office for Standards in Education, Children's Services and Skills (Ofsted)Supplier(s) PA Consulting Services LtdGBP 100,000Awarded 13 January 2025Expiring 31 March 2025Systems consultancy services
Stale Pre-tenderPublished 3 February 2025
Market Engagement - ScotRail Train Stock Allocation System
ScotRail Trains LimitedIndustry specific software package
Closed tenderPublished 31 January 2025
Basic PAYE Tool and Paper Capture Tool
HM Revenue & Customs (HMRC)GBP 7,000,000Closing 3 March 2025IT services: consulting, software development, Internet and support
Awarded contract
GB-Colchester: E-cargo App Development
Colchester City CouncilSupplier(s) Gemstone IT Services LtdGBP 79,000Awarded 1 June 2025Expiring 31 May 2028Web server software development services
Closed tenderPublished 20 January 2025
The Bridge Studios - Call for Consultancy
University of the West of EnglandGBP 8,725Closing 7 February 2025Business development consultancy services
Awarded contract
Railway Systems Procurement for the HS2 Project – Operational Telecommunication and Security Systems
High Speed Two (HS2) LtdSupplier(s) Siemens Mobility LimitedAwarded 20 December 2024Railway equipment
Expired contract
Centralized Logging and SIEM Solution
Gosport Borough CouncilSupplier(s) RICOH UK LIMITEDGBP 34,878.17Awarded 16 January 2025Expiring 15 January 2026Software package and information systems
Never miss a tender
Get new Operating systems opportunities delivered to your inbox.
Set up alerts Save this search
Expired contract
Oracle Solaris hardware/software Renewals
HM Revenue & Customs (HMRC)Supplier(s) Insight Direct (UK) LtdGBP 442,234.61Awarded 16 January 2025Expiring 21 April 2026IT services: consulting, software development, Internet and support
Closed tenderPublished 13 January 2025
Managed Network Services Tender
Associated British PortsClosing 10 February 2025Data network support services
Awarded contract
Provision of ICT Support Services
Quality Meat ScotlandSupplier(s) Kick ICT Group LtdGBP 80,000Awarded 24 December 2024Computer-related management services
Stale Pre-tenderPublished 7 January 2025
Apple Equipment & Associated Services
North Western Universities Purchasing ConsortiumGBP 250,000,000Repair and maintenance services of personal computers
Awarded contract
Contract Name Vormetric Data Encryption - Cipher Trust
Student Loans CompanySupplier(s) COMPUTACENTER (UK) LIMITEDGBP 318,957.2Awarded 1 January 2025Expiring 31 December 2027Computer equipment and supplies
Closed tenderPublished 11 December 2024
Travel Rewards Mobile App to Influence Behaviour
West Yorkshire Combined AuthorityClosing 17 January 2025IT services: consulting, software development, Internet and support
Closed tenderPublished 10 December 2024
Travel Rewards Mobile App to Influence Behaviour
West Yorkshire Combined AuthorityGBP 450,000Closing 17 January 2025Customer Relation Management software development services
Closed tenderPublished 9 December 2024
IfATE - Occupational Maps - hosting, maintenance and minor developments (63739)
Institute for Apprenticeships and Technical EducationGBP 200,000Closing 10 January 2025
Closed tenderPublished 6 December 2024
Police Primary Carbine System Framework
Metropolitan Police ServiceClosing 13 February 2025Infrared lamps
Closed tenderPublished 6 December 2024
ICT Framework
The Police, Fire and Crime Commissioner for NorthamptonshireGBP 57,000,000,000Closing 10 January 2025Financial analysis software package

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

Win more operating systems contracts with Stotles

Get operating systems alerts, buyer intelligence and bid tools — all in one place.

Try for free