Section one: Contracting authority
one.1) Name and addresses
Post Office Limited
100 Wood Street
London
EC2V 7ER
Country
United Kingdom
Region code
UKI - London
Companies House
02154540
Internet address(es)
Main address
one.3) Communication
Access to the procurement documents is restricted. Further information can be obtained at
http://redirect.transaxions.com/events/QPt6t
Additional information can be obtained from the above-mentioned address
one.4) Type of the contracting authority
Body governed by public law
one.5) Main activity
General public services
Section two: Object
two.1) Scope of the procurement
two.1.1) Title
Horizon Services Multi-Sourcing - Data Centre Operations
two.1.2) Main CPV code
- 72000000 - IT services: consulting, software development, Internet and support
two.1.3) Type of contract
Services
two.1.4) Short description
Post Office are looking to run a procurement for Horizon Data Centre Operations.
two.1.5) Estimated total value
Value excluding VAT: £45,000,000
two.1.6) Information about lots
This contract is divided into lots: No
two.2) Description
two.2.3) Place of performance
NUTS codes
- UKJ - South East (England)
- UKK - South West (England)
- UKN - Northern Ireland
Main site or place of performance
Belfast, Northern Ireland
two.2.4) Description of the procurement
Post Office are looking for a supplier to provision the Horizon Data Centre Operations related to both the two data centres in Belfast, Northern Ireland and some test environments at other locations in the UK (e.g. Stevenage & Bracknell).
Some of the key activities involved with this include onsite support at the primary and secondary data centres in Belfast, Ireland. Data centre building, physical security & Data centre operations e.g. patching, hardware upgrades, incident resolution, Systems management including event monitoring, software distribution, availability management, problem management- Configuration management.
two.3) Estimated date of publication of contract notice
1 June 2026
Section two: Object
two.1) Scope of the procurement
two.1.1) Title
Horizon Services Multi-Sourcing - Network Services related to the Data Centres
two.1.2) Main CPV code
- 72000000 - IT services: consulting, software development, Internet and support
two.1.3) Type of contract
Services
two.1.4) Short description
Post Office are looking for a supplier to manage and execute the Central Network Services specifically related to the two data centres in Belfast, Northern Ireland and some Test Environments in the UK.
two.1.5) Estimated total value
Value excluding VAT: £10,000,000
two.1.6) Information about lots
This contract is divided into lots: No
two.2) Description
two.2.3) Place of performance
NUTS codes
- UKJ - South East (England)
- UKK - South West (England)
- UKN - Northern Ireland
Main site or place of performance
Belfast, Northern Ireland.
two.2.4) Description of the procurement
Some of the key activities involved with the Horizon Central Network Service are Data Centre Network: LAN, security perimeter (firewalls, proxy servers, radius servers) and Data Centre interconnects, Network Management, including Incident Management, Capacity Management and Break Fix support for network hardware.
two.3) Estimated date of publication of contract notice
1 June 2026
Section two: Object
two.1) Scope of the procurement
two.1.1) Title
Horizon Services Multi-Sourcing - Application Support & Third/Fourth Line Support Services
two.1.2) Main CPV code
- 72000000 - IT services: consulting, software development, Internet and support
two.1.3) Type of contract
Services
two.1.4) Short description
Horizon Application Support including Third and Fourth Line Support Services.
two.1.5) Estimated total value
Value excluding VAT: £45,000,000
two.1.6) Information about lots
This contract is divided into lots: No
two.2) Description
two.2.3) Place of performance
NUTS codes
- UK - United Kingdom
two.2.4) Description of the procurement
Post Office are seeking a supplier to execute Horizon application support and ongoing development.
Some of the key activities involved include Horizon application third and fourth line software support and fix, Incident & Problem Management, manage the development, change cycle and testing for codebase supporting Horizon (primarily Java), Oracle database support and administration and investigation and resolution of new software incidents within branch and/or central Horizon infrastructure
two.3) Estimated date of publication of contract notice
1 June 2026
Section four. Procedure
four.1) Description
four.1.8) Information about the Government Procurement Agreement (GPA)
The procurement is covered by the Government Procurement Agreement: No
Section six. Complementary information
six.3) Additional information
Suppliers will be required to register their interest and sign a standard POL NDA (unamended) before they are granted access to more information.