# SAP Ariba (SAP SE) · UK E-Sourcing Portal Intelligence

Source: [Tenderline](https://tenderline.uk/platforms/ariba). Official UK public procurement portal intelligence compiled from official UK procurement notices.

> **Tenderline Portal Summary:** SAP Ariba (operated by SAP SE) is an electronic tendering system used across the UK public sector. Tracked across 622 published procedures (173 in the last 12 months) by 57 contracting authorities, with 21 live opportunities routing submissions through this gateway right now.

## Key Portal Information

- **Portal:** SAP Ariba

- **Operator:** SAP SE

- **Primary Domains / Hosts:** `discovery.ariba.com`, `service.ariba.com`, `s1-eu.ariba.com`

- **Live Open Tenders:** 21

- **Notices in Last 12 Months:** 173

- **Total Catalogue Procedures:** 622

- **Contracting Authorities (12m):** 21 (57 lifetime)

- **Typical Tender Window:** 28 days (median, notice publication to submission deadline)

- **Median Published Estimate:** £3.0m

- **Tenderline Portal Dossier:** https://tenderline.uk/platforms/ariba

## How to Bid & Registration Prerequisites

SAP Ariba is an enterprise cloud e-procurement platform widely adopted by major UK contracting authorities, transport networks (such as Transport for London and Network Rail), central government bodies, and regulated utilities for managing complex sourcing events, electronic bid submissions, and supplier collaboration.

- **Registration Advice:** Free buyer-specific invitations

## Competition & Bidding Benchmarks

- **Typical Bids per Lot:** 3 bids (middle half 2–5) (median of 62 contested contract procedures, 36 months)

- **Single-Bid Rate:** 15% of lots drew only one bidder

- **SME Win Rate:** 50% of declared awards won by small & medium enterprises

## Live Open Tenders Routing through SAP Ariba

Currently open for bidding with submission on this portal (soonest deadline first):

1. [Local Democracy Reporting Platform Service](https://tenderline.uk/tenders/local-democracy-reporting-platform-service-ocds-h6vhtk-077be1): £1,300,000 · Deadline: 26 Oct 2026 · BBC (British Broadcasting Corporation)

2. [Ground Investigation Works and Services](https://tenderline.uk/tenders/ground-investigation-works-and-services-ocds-h6vhtk-077d04): £29,537,750 · Deadline: 27 Oct 2026 · Anglian Water Services

3. [Statutory Servicing, Reactive and Remedial Works Framework](https://tenderline.uk/tenders/statutory-servicing-reactive-and-remedial-works-framework-ocds-h6vhtk-077948): £9,000,000 · Deadline: 28 Oct 2026 · Gloucestershire County Council

4. [Apprentice Worker Agency](https://tenderline.uk/tenders/apprentice-worker-agency-ocds-h6vhtk-077ab6): £24,479,975 · Deadline: 28 Oct 2026 · NORTHUMBRIAN WATER LIMITED

5. [GLA Third Party Resident Support](https://tenderline.uk/tenders/gla-third-party-resident-support-ocds-h6vhtk-0661cf): £1,672,428 · Deadline: 29 Oct 2026 · Greater London Authority

6. [TfL 97139 - Bus Driver Quality Monitoring](https://tenderline.uk/tenders/tfl-97139-bus-driver-quality-monitoring-ocds-h6vhtk-069989): £2,200,000 · Deadline: 30 Oct 2026 · Transport for London

7. [TfL Ecology Support Services Framework](https://tenderline.uk/tenders/tfl-ecology-support-services-framework-ocds-h6vhtk-05dbea): £500,000 · Deadline: 1 Nov 2026 · Transport for London

8. [TfL Vegetation Inspection Services](https://tenderline.uk/tenders/tfl-vegetation-inspection-services-ocds-h6vhtk-06ef19): £690,000 · Deadline: 2 Nov 2026 · Transport for London

## Leading Contracting Authorities on SAP Ariba

Top public authorities routing procurements through this portal:

1. [SEVERN TRENT WATER LIMITED](https://tenderline.uk/buyers/severn-trent-water-limited-coh-02366686): 120 notices (28 in last 12m) · **4 open**

2. [Transport for London](https://tenderline.uk/buyers/transport-for-london-coh-01900907): 117 notices (17 in last 12m) · **3 open**

3. [YORKSHIRE WATER SERVICES LIMITED](https://tenderline.uk/buyers/yorkshire-water-services-limited-coh-02366682): 58 notices (23 in last 12m) · **6 open**

4. [NORTHUMBRIAN WATER LIMITED](https://tenderline.uk/buyers/northumbrian-water-limited-coh-02366703): 43 notices (18 in last 12m) · **3 open**

5. [NHS Shared Business Services Limited](https://tenderline.uk/buyers/nhs-shared-business-services-limited-coh-05280446): 33 notices (3 in last 12m)

6. [NORTHUMBRIAN WATER GROUP LIMITED](https://tenderline.uk/buyers/northumbrian-water-group-limited-coh-04760441): 28 notices (0 in last 12m)

7. [Gloucestershire County Council](https://tenderline.uk/buyers/gloucestershire-county-council-ons-e10000013): 27 notices (27 in last 12m) · **3 open**

8. [HM Revenue & Customs](https://tenderline.uk/buyers/hm-revenue-customs-gov-d25): 23 notices (6 in last 12m) · **1 open**

## Primary Procurement Sectors (CPV)

Key sectors procured via SAP Ariba:

1. [Business services: law, marketing, consulting](https://tenderline.uk/sectors/business-services-consultancy-79000000) (CPV 79): 67 notices (11%)

2. [Health and social work services](https://tenderline.uk/sectors/health-social-care-85000000) (CPV 85): 63 notices (10%)

3. [Architectural, construction, engineering](https://tenderline.uk/sectors/architecture-engineering-71000000) (CPV 71): 56 notices (9%)

4. [Construction work](https://tenderline.uk/sectors/construction-civil-engineering-45000000) (CPV 45): 54 notices (9%)

5. [IT services: consulting, software, internet](https://tenderline.uk/sectors/it-services-software-72000000) (CPV 72): 50 notices (8%)

6. [Repair and maintenance services](https://tenderline.uk/sectors/repair-maintenance-50000000) (CPV 50): 45 notices (7%)

## Delivery Geography (ITL-1 Regions)

Key delivery regions for procurements published on SAP Ariba:

1. [Greater London](https://tenderline.uk/regions/london): 200 notices (55%)

2. [North East England](https://tenderline.uk/regions/north-east): 125 notices (34%)

3. [East of England](https://tenderline.uk/regions/east-of-england): 115 notices (32%)

4. [Yorkshire and the Humber](https://tenderline.uk/regions/yorkshire-and-the-humber): 103 notices (28%)

5. [West Midlands](https://tenderline.uk/regions/west-midlands): 100 notices (28%)

6. [East Midlands](https://tenderline.uk/regions/east-midlands): 96 notices (26%)

## Leading Awarded Suppliers on SAP Ariba

Top winning suppliers on notices routing through this portal:

1. [Mott MacDonald](https://tenderline.uk/suppliers/mott-macdonald-coh-01243967): 5 procedures (6 awards) across 5 contracting authorities

2. [Galliford Try Construction Limited](https://tenderline.uk/suppliers/galliford-try-construction-limited-coh-02472080): 3 procedures (9 awards) across 3 contracting authorities

3. [CDW Limited](https://tenderline.uk/suppliers/cdw-limited-coh-02465350): 3 procedures (7 awards) across 3 contracting authorities

4. [Deloitte](https://tenderline.uk/suppliers/deloitte-coh-oc303675): 3 procedures (7 awards) across 2 contracting authorities

5. [RSK Environment Limited](https://tenderline.uk/suppliers/rsk-environment-limited-coh-sc115530): 3 procedures (6 awards) across 3 contracting authorities

6. [Atos IT Services UK Limited](https://tenderline.uk/suppliers/atos-it-services-uk-limited-coh-01245534): 3 procedures (4 awards) across 3 contracting authorities

7. [Eversheds Sutherland (International) LLP](https://tenderline.uk/suppliers/eversheds-sutherland-international-llp-coh-oc304065): 3 procedures across 3 contracting authorities

8. [Insight Direct](https://tenderline.uk/suppliers/insight-direct-coh-02579852): 3 procedures across 3 contracting authorities

## Interactive Intelligence & Provenance

> **Complete Portal Dossier:** Historical tender flows, portal hosts, buyer types, and direct submission routes are available on Tenderline:

> [Explore interactive SAP Ariba intelligence on Tenderline](https://tenderline.uk/platforms/ariba)

## Provenance and Open Data

- **Data Source:** Official procurement notices published under the Open Government Licence v3.0.

- **Canonical Platform URL:** https://tenderline.uk/platforms/ariba

- **Full Catalogue Machine Access:** https://tenderline.uk/llms.txt