Source: https://tendernation.io/opportunities/01a13bd7-dc5f-7309-b9c1-40642a8929b1/provision-of-c-programmer closed GB open procedure # Provision of C++ Programmer [Department for Transport](https://tendernation.io/buyers/department-for-transport) Open field Pays 97% within 30 days Estimated value £100,000 Published 9 Mar 2026 Deadline Closed 27 Mar 2026 ## Who can bid - Below-threshold contract Buyers cannot shortlist bidders on suitability before tenders are in, so everyone gets to submit a bid (except some larger works contracts). [Procurement Act 2023, section 85](https://www.legislation.gov.uk/ukpga/2023/54/section/85) - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender ### DfT provision of a C++ Programmer The supplier will be providing technical support on the C++ part of the DfT National Aviation Passenger Allocation Model (NAPAM). The supplier will work alongside other transport modellers, economists, and analysts to develop and maintain NAPAM. The central part of this model is a bespoke module written using Microsoft .NET C++ environment with Excel used to input/output data (c. 10,000 lines of code). This module performs mathematical calculations iteratively until a solution that meets user defined inputs is achieved (e.g. passengers at a particular airport not exceeding a set value). The requirement entails providing ad-hoc software development support of the bespoke C++ module to expert users The contract duration is for 3-years (36-months), with no option to extend. This contract is a call-off with a maximum budget of £120,000.00 excluding VAT. This budget is non-committal – therefore the Authority cannot guarantee volume and spend. To access the full ITT pack, bidders are required to register to DfT'S e-sourcing platform. Details below: To register to our e-sourcing platform please click here [dft.app.jaggaer.com/web/login.html](https://dft.app.jaggaer.com/web/login.html) Once registered please access the ITT using the following link [dft.app.jaggaer.com/go/49758181019CD2D1A22F](https://dft.app.jaggaer.com/go/49758181019CD2D1A22F) ## CPV classification Technical services Programming languages and tools Programming services Source Find a Tender (UK) · Notice ocds-h6vhtk-066584-2026-03-09T14:52:43Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-066584-2026-03-09T14:52:43Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Department for Transport: past awards and live tenders](https://tendernation.io/buyers/department-for-transport) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Architectural, construction, engineering and inspection services – Multi Operator Framework for Project Managers with Design/Technical Consultants for Educational Accommodation · Department of Education and Youth · 23 days left · 11 Nov 2026](https://tendernation.io/opportunities/01a156a9-cb77-70bf-a940-7366ca0959f7/ireland-architectural-construction-engineering-and-inspection-services-mul) [Construction project management services – Dietrich-Bonhoeffer-Gymnasium-Oberasbach – Neubau Mehrfachsporthalle · Landkreis Fürth · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a156a9-ce57-722f-92f9-e818a29a32bc/germany-construction-project-management-services-dietrich-bonhoeffer-gymnasi) [Engineering services – Mission de Maîtrise d'oeuvre complète pour la construction de 111 logements VAULX-EN-VELIN (69120) - ZAC MAS DU TAUREAU Îlots J1/J2 · Alliade Habitat · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a156a9-932d-7197-8cc1-ad619ede83e0/france-engineering-services-mission-de-maitrise-doeuvre-complete-pour-la-co) [Engineering studies – réalisation D'UN schéma directeur intercommunal d'assainissement · Charlieu-Belmont Communauté · 49 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a156a9-9427-728b-9f2e-57d5081fa516/france-engineering-studies-realisation-dun-schema-directeur-intercommunal-d) [Architectural, construction, engineering and inspection services – Matthias-Claudius-Schule Tragwerk und Bauphysik · Stadt Kaarst - Der Bürgermeister · 36 days left · 24 Nov 2026](https://tendernation.io/opportunities/01a156a9-cc1c-708b-90a7-a22d2885c295/germany-architectural-construction-engineering-and-inspection-services-mat) [Engineering services – Sanierung der Festhalle Stöckwiese in Bietigheim, Freianlagenplanung · Gemeindeverwaltung Bietigheim · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a156a9-d828-701f-861f-726e9936bb48/germany-engineering-services-sanierung-der-festhalle-stockwiese-in-bietighei)