NAICS 541511 - Custom Computer Programming Services RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

Browse open Custom Computer Programming Services (NAICS 541511) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

About Custom Computer Programming Services (NAICS 541511)

This U.S. industry comprises establishments primarily engaged in writing, modifying, testing, and supporting software to meet the needs of a particular customer.

StatusTitleBuyerDue Date
OpenSoftware Systems Development, Maintenance, and Support Services

The South Coast Air Quality Management District is seeking qualified contractors for software systems development, maintenance, support, enterprise platform services, cybersecurity, data and analytics, mobile applications, and emerging technology solutions under a one-year task-order contract with two one-year renewal options.

South Coast Air Quality Management, Diamond Bar, CA, USA•Request for Proposal (RFP)
South Coast Air Quality Management District12/4/2026
OpenUSA Herds Support and Hosting Services

The Alabama Department of Agriculture and Industries is seeking USA Herds software maintenance, problem-resolution support, and hosting services for a two-month period while it transitions data to Trace First Core One.

1445 Federal Drive, Montgomery, AL, USA•Sole Source
State of Alabama > Department of Agriculture & Industries > Animal Industries Division10/28/2026
OpenSoftware Disk Program

The Defense Logistics Agency is requesting a quotation for one software disk program, with delivery to the USS Dwight D. Eisenhower.

United States•Request for Quote/Qualifications (RFQ)
United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY11/2/2026
OpenInformation Technology Professional Services Retainer Contract

The State of Vermont is seeking IT vendors for prequalification under a retainer contract covering numerous professional service categories, including infrastructure, cybersecurity, software development, data management, and project management.

Vermont, USA•Request for Proposal (RFP)
Vermont > Department of Buildings and General Services > Office of Purchasing and Contracting11/3/2026
OpenWebsite Design, Development, and Maintenance Services

The Foothill/Eastern Transportation Corridor Agency and San Joaquin Hills Transportation Corridor Agency seek a firm to design, develop, and maintain their websites, including public-facing sites and ongoing support, under a lump-sum RFP.

125 Pacifica, Irvine, CA, USA•Request for Proposal (RFP)
Transportation Corridor Agencies11/12/2026
OpenDigital Solutions Development, Testing, and Technical Architecture Services

Indigenous Services Canada is seeking qualified TBIPS supply arrangement holders to provide development, quality assurance/testing, and technical architecture services through task authorizations, requiring ten Level 3 resources and resulting in two contracts.

Ottawa, ON, Canada•Request for Proposal (RFP)Native-Owned Business
Government of Canada > Public Works and Government Services Canada11/3/2026
OpenProperty and Casualty Insurance Software Development and Implementation

The Fédération québécoise des municipalités, through the Fonds d’assurance des municipalités du Québec, intends to award a contract for additional functionality development, implementation, and use of specialized property and casualty insurance software.

Quebec, Canada•Sole Source
FQM Operations municipales Inc.11/18/2026
OpenTemporary Computer Application Support

The Department of National Defence is seeking one temporary computer application support resource for an 11-month term in the National Capital Region, with a Reliability security requirement.

Ottawa, ON, Canada•Request for Proposal (RFP)
Government of Canada > Department of National Defence11/2/2026
OpenSelf-Sustaining Application Services and Innovation

The Government of Alberta is seeking application services and base services focused on continuous improvement, automation-first and AI-enabled delivery, and knowledge transfer under its Application Master Services Agreement.

Alberta, Canada•Request for Proposal (RFP)
Alberta > Technology and Innovation10/28/2026
OpenComputer Hardware, Software, and Technology Services

Pearland Independent School District is seeking vendors to provide computer hardware, software, technology services, consulting, and support under a multi-vendor contract, with no guaranteed purchase volume.

Pearland Independent School District, Pearland, TX, USA•Request for Proposal (RFP)
Pearland ISD12/11/2026
OpenSelf-Sustaining Application Services and Innovation

The Government of Alberta is seeking application maintenance, base support, continuous service improvement, automation, and AI-enabled service delivery under its Application Master Services Agreement.

Alberta, Canada•Request for Proposal (RFP)
Alberta > Technology and Innovation10/30/2026
OpenComputerized Maintenance Management System

The University of Rhode Island is seeking a single vendor to provide a cloud-based computerized maintenance management system, implementation, training, and technical support for its campuses.

Rhode Island, USA•Request for Proposal (RFP)
University of Rhode Island11/25/2026
OpenAlcohol Intervention Mobile Application

York University is seeking a contractor to design, develop, implement, launch, support, and maintain a secure mobile-first alcohol-use intervention application for clinical and research purposes.

4700 Keele Street, Toronto, ON, Canada•Request for Proposal (RFP)
York University11/6/2026
OpenArmy Intelligence Enterprise IT Services Commercial Solutions Opening

The U.S. Army is seeking innovative commercial information technology solutions and services to enhance, secure, sustain, and modernize Army Intelligence operations through continuously open and targeted Areas of Interest.

Fort Belvoir, VA, USA•Request for Proposal (RFP)
United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W6QK ACC- DTA (KO DIRECTORATE OF CONTRACTING)9/11/2027
OpenStormwater Billing and Customer Service Platform

Miami-Dade County is planning a competitive solicitation for a stormwater billing and customer service platform, including computer software consulting.

Miami-Dade County, FL, USA•Request for Proposal (RFP)
Miami-Dade County > Strategic Procurement Department-
OpenTechnology Development and Modernization Services

Revenu Québec is seeking two contractors to provide application programmers and technology architecture advisors supporting the evolution, integration, modernization, and lifecycle management of its technology assets under a three-year contract, with at least one in-person workday per week in Québec City.

3800 Rue De Marly, Quebec, QC, Canada•Request for Proposal (RFP)
Quebec > Revenu Quebec11/19/2026
OpenCenTAM Acquisition Framework Update

The U.S. Census Bureau is issuing a special notice updating the CenTAM acquisition framework and prioritizing future Decennial, Geospatial, Enterprise, and Systems & Programs technology procurements; no solicitation is currently available.

4600 Silver Hill Road, Suitland, MD, USA•Other
United States of America > COMMERCE, DEPARTMENT OF > US CENSUS BUREAU11/6/2026
OpenInformation Technology Consulting Services

Loto-Québec is seeking consulting firms to provide on-demand information technology professional services across 12 domains, including application development, project management, cybersecurity, infrastructure, data analytics, artificial intelligence, and development-team augmentation, under an estimated 36-month contract.

Montreal, QC, Canada•Request for Proposal (RFP)
Quebec > Loto-Québec11/5/2026
OpenDrinking Water Program IT Systems Support Extension

The U.S. Environmental Protection Agency is issuing a sole-source one-year extension to Systalex Corporation for IT systems support, including software development, operations and maintenance, and program implementation for drinking water programs.

United States•Sole Source
United States of America > ENVIRONMENTAL PROTECTION AGENCY > WATER, TRIBAL & SCIENCE DIVISION11/20/2026
OpenDepot Maintenance Applications Consolidation Market Research

The U.S. Air Force is seeking market information from eligible SBA 8(a) vendors capable of providing sustainment, development, testing, deployment, database administration, and surveillance support for consolidated depot maintenance applications and databases.

Wright-Patterson Air Force Base (Wright Field), Riverside, OH, USA•Sources SoughtSmall Business
United States of America > DEPT OF DEFENSE > DEPT OF THE AIR FORCE > FA8770 AFLCMC GBK (BUSINESS AND ENTERPRISE SYSTEMS)10/28/2026
OpenProject Management Software System

The City of Bedford, Texas, is seeking a configurable project management software system for its Engineering Department, including implementation, integrations, training, and ongoing support.

Bedford, TX, USA•Request for Proposal (RFP)
City of Bedford > Purchasing Division11/20/2026
OpenHANDS 2.0 Maintenance and Operations Support

The Arizona Department of Health Services is seeking ongoing maintenance, operations, enhancement, quality assurance, and service desk support for the HANDS 2.0 WIC information system, Participant Portal, and Vendor Web applications serving a six-member consortium.

150 North 18th Avenue, Phoenix, AZ, USA•Request for Proposal (RFP)
State of Arizona > Department of Health Services > Bureau of Nutrition and Physical Activity > Arizona Special Supplemental Nutrition Program for Women, Infants, and Children11/5/2026
OpenTemporary Computer Application Support Services

The Canadian Department of National Defence is seeking temporary computer application support services for an 11-month period in the National Capital Region from qualified supply arrangement holders.

Ottawa, ON, Canada•Request for Proposal (RFP)
Government of Canada > Department of National Defence10/28/2026
OpenSponsorship Tracking Software

The City of Peterborough is seeking proposals for sponsorship tracking software and related deliverables under a 60-month contract.

Peterborough, ON, Canada•Request for Proposal (RFP)
City of Peterborough10/27/2026
OpenOffender Management System Software and Support

The State of Iowa is seeking a commercial off-the-shelf offender management system with hosting, consulting, implementation-related services, and ongoing maintenance and support for the Iowa Department of Corrections.

200 East Grand Avenue, Des Moines, IA, USA•Request for Proposal (RFP)
Iowa > Department of Management11/5/2026
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What is NAICS code 541511 (Custom Computer Programming Services)?+

This U.S. industry comprises establishments primarily engaged in writing, modifying, testing, and supporting software to meet the needs of a particular customer.

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