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Documents to submit

  • ✓Bid form — attachment no. 1
  • ✓Declaration of non-exclusion
  • ✓List of supplies from the last 3 years
  • ✓Liability insurance — min. 120 000 €
  • ✓Proof of bid bond payment
  • ✓Power of attorney, if signed by an agent

AI warnings from documentation

  • ❗Bid bond 3 500 € — payment before submission deadline
  • ⚠Required 2 references after min. 90 000 €
  • ⚠Completion deadline 30 days from signing
  • ⚠Mandatory site visit — rejection if missed
  • ✓No ISO certificate requirement

Budget and competition

3median number of bids
24%tenders with one bid
  • ✓Amount from bid opening for this buyer
  • ✓Who won there before and for how much
  • ✓Suggested price range based on data
Analysis example — specific values depend on the proceeding
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EA Developer Experience Development

NL NS Groep N.V.

COUNTRYNetherlands
SUBMISSION DEADLINE23.10.2026
PUBLISHED09.09.2026
INDUSTRYIT services
SUBJECT OF THE CONTRACT
NS bouwt en onderhoudt een Internal Developer Portal (IDP) voor het verbeteren van de Developer Experience. Met platform engineering worden herbruikbare ontwikkelplatformen geleverd met daarin onder andere Developer Portal, CI/CD-bouwblokken, AI-tooling en workitem management tooling/ samenwerktools; NS-teams krijgen daarmee snelheid en autonomie, en tegelijkertijd borgen ze kwaliteit en veiligheid van de…
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Similar tenders closing soon
In this sector (IT services) bids can still be submitted in 25 procedures — deadlines within 14 days.
This buyer in the last 12 months
NS Groep N.V.: 24 notices.
Most frequent winners: Kaliber Interactive B.V. (2), Maximum (2), Siemens Mobility B.V. (2).
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