Top suppliers
Top suppliers to NS&I
Top-five suppliers hold 100% of contract value — a concentrated market.
Procurement categories
What NS&I buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
72220000
7222000066110000
6611000072210000
7221000085310000
8531000079110000
7911000072320000
7232000066170000
6617000072260000
7226000032320000
3232000079310000
7931000079980000
7998000064120000
6412000079630000
7963000042960000
4296000079210000
7921000079220000
7922000072250000
7225000072310000
7231000035120000
3512000079410000
79410000Recent contracts
Latest NS&I contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
IS & Security Assurance Subscriptions
Gartner UK Limited · 2026-06-08
£791K
Legal Advice on Remediation
Addleshaw Goddard LLP · 2026-06-08
£900K
Data Maturity Assessment
Praesto Consulting UK Limite · 2026-04-01
£108K
NS&I job adverts & candidate sourcing
LinkedIn Ireland Unlimited Company · 2026-03-31
£49K
Jira software licenses and technical support
Eficode UK Ltd · 2026-03-26
UK/ GB Tracking Survey of the Savings and Investments Market
Ipsos MORI UK Limited · 2026-03-24
£77K
Chair and Non Executive Director Recruitment
HAYS SPECIALIST RECRUITMENT LIMITED · 2026-03-18
£55K
CE Essential Subscription
Capital Economics Ltd · 2026-03-17
£18K
Third Party Risk Management platform
MITRATECH (UK) LIMITED · 2026-03-16
£14K
Savings Market database
CACI Limited · 2026-03-11
£85K
Financial Market Intelligence Reports & Monitoring
Moneyfacts Group PLC · 2026-03-11
£88K
Membership of ICS for 3 years
Institute of Customer Services · 2026-03-03
£58K
Bring Your Own Device Review
AmberWolf limited · 2026-02-19
£16K
Penetration Testing.
AmberWolf limited · 2026-02-19
£16K
Courier and Specialist Movements
CitySprint (UK) Limited · 2026-02-11
£40K
Courier and Specialist Movements
CitySprint (UK) Limited · 2026-02-10
£32K
Microsoft Co-Pilot AI services.
Capgemini UK PLC · 2026-02-05
£68K
Brand asset library
Frontify AG · 2026-02-03
Brand asset library
Frontify AG · 2026-02-03
Content approval and review system
Be the brand experience Ltd · 2026-01-06
BIDDING AGAINST THESE SUPPLIERS?
See your match score against NS&I
ENKII scores your business against live tenders and identifies the certifications you need to compete with the suppliers above.
Open opportunities
Open NS&I tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
Remediation scheme
Corporate IT Services - single managed service
CRM and Strategic Marketing Services
Operational Excellence Advisory, Decision and Delivery support
Organisation Transformation Programme Decision and Project Delivery support
Business Transformation Programme - External Specialist Support
NS&I Corporate Systems.
Service Management L2 (Manned) Helpdesk
Level 2 Helpdesk Support
£1.9M
Level 2 Helpdesk Support
£1.9M
Level 2 Helpdesk Support
£1.9M
Savings Market database
£68K
Financial Market Intelligence Reports & Monitoring
Financial Market Intelligence Reports & Monitoring
Request For Information (RFI) - Enterprise Data Management (EDM) tool
£0
NS&I Corporate Systems.
Service Management L2 (Manned) Helpdesk
Corporate IT Services
Digital Experience and Digital Enablement
Digital Experience and Digital Enablement
Pipeline
Contracts expiring in the next 12 months
When these contracts end, NS&I typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
Data Maturity Assessment
Expires: 2026-06-22
£108K
Chair and Non Executive Director Recruitment
Expires: 2026-08-15
£55K
Technical support for Integrated Human Resources System
Expires: 2026-11-14
Parliamentary and Stakeholder Monitoring
Expires: 2027-01-21
£13K
Unit 4 Application Managed Support Service
Expires: 2027-02-26
£50K
Jira software licenses and technical support
Expires: 2027-03-10
Jira software licenses and technical support
Expires: 2027-03-10
Business Transformation Programme - External Specialist Support
Expires: 2027-03-23
UK/ GB Tracking Survey of the Savings and Investments Market
Expires: 2027-03-31
£77K
Legal Services
Expires: 2027-03-31
Third Party Risk Management platform
Expires: 2027-03-31
£14K
Company Credit Reporting
Expires: 2027-04-16
Savings Market database
Expires: 2027-05-31
£85K
Market analysis
Bidding into NS&I — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
100%
Top-5 supplier share
—
Avg response window
—
Median response window
17mo
Avg contract duration
Frequently asked
Common questions about selling to NS&I
How much does NS&I spend on procurement?
NS&I awarded 63 contracts totalling £1.6bn between 2023-06-17 and 2026-06-17, working with 52 unique suppliers. Average contract value is £38.5M.
Who are NS&I's top suppliers?
The largest suppliers to NS&I by total award value are Atos IT Services UK Ltd, IBM United Kingdom Limited, Sopra Steria. The top five suppliers together hold 100% of contract value.
What does NS&I buy from suppliers?
NS&I's procurement is concentrated in 72220000, 66110000, 72210000, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for NS&I contracts?
NS&I publishes open tenders on Find a Tender and Contracts Finder. ENKII matches your business against live tenders, identifies certifications you'll need, and surfaces frameworks worth applying to. Free Readiness Score in 3 minutes.
Continue reading
Related ENKII resources
GUIDE
PQQ & Selection Questionnaire — Procurement Act 2023
How UK central-government departments evaluate suppliers at the pre-qualification stage.
GUIDE
Cyber Essentials — for government contracts
Most central-government contracts handling personal data require this certification.
SECTOR
UK Government IT Services
G-Cloud, DOS, Crown Commercial frameworks. Software + consultancy is NS&I's largest spend area.
INDEX
All UK public-sector buyers
Browse procurement profiles for every UK government department and major buyer.
Sources & methodology
How this profile is compiled
Analysed by ENKII · Updated 2026-06-17
This profile aggregates public-record procurement data published by the UK Government under the Open Government Licence v3.0. ENKII fetches, deduplicates, and aggregates source records; we don't edit the underlying facts.
Source portals
- · Find a Tender (find-tender.service.gov.uk)
- · Contracts Finder
- · Spend Network
Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.