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, USARequest for Proposal (RFP)
South Coast Air Quality Management District12/4/2026
OpenSoftware Engineering Support Services

Hanford Tank Waste Operations & Closure, LLC is seeking proposals for software engineering support services supporting its U.S. Department of Energy prime contract.

Richland, WA, USASources SoughtSmall Business
United States of America > ENERGY, DEPARTMENT OF > HANFORD TANK WASTE OPERATIONS & CLOSURE LLC - DOE CONTRACTOR9/16/2026
OpenStrategy and Technology Consulting Services

Fulton County Schools is seeking qualified professional and consulting services for its Strategy and Technology Division, including computer network, software, and hardware consulting.

Fulton County, GA, USARequest for Quote/Qualifications (RFQ)
Fulton County Schools9/29/2026
OpenPennDOT Integrated Vehicle Platform Application Services

The Pennsylvania Department of Transportation is seeking application development, support, and maintenance services for business-critical custom software applications supporting its Bureau of Motor Vehicles.

Dauphin County, PA, USARequest for Proposal (RFP)OtherVeteran-Owned Business
Pennsylvania > Department of Transportation9/28/2026
OpenSoftware Development Services

The Prince Rupert Port Authority is seeking qualified software development companies to provide software development services through a qualifications-based procurement.

Prince Rupert, BC, CanadaRequest for Quote/Qualifications (RFQ)
Prince Rupert Port Authority10/8/2026
OpenLegal Appointments and Payment System Modernization

The Alberta Office of the Child and Youth Advocate is seeking a contractor to modernize and replace its Legal Appointments and Payment System and Lawyer Self-Serve portal.

Alberta, CanadaRequest for Proposal (RFP)
Alberta > Children and Family Services9/25/2026
OpenMunis ERP Software License and Support

The Northwest Florida Water Management District intends to purchase a one-year Munis ERP software license and support agreement from Tyler Technologies, Inc. as a single-source acquisition.

81 Water Management Drive, Havana, FL, USASole Source
Northwest Florida Water Management District9/21/2026
OpenSoftware Services and Licensing

Harris County Department of Education is seeking proposals from qualified providers for on-demand software services, related software and licensing, and associated support across its divisions under a five-year contract.

6300 Irvington Boulevard, Houston, TX, USARequest for Proposal (RFP)
Harris County Department of Education10/6/2026
OpenBridge Engineering Software Services

The Commonwealth of Pennsylvania is seeking engineering, software support, and software development services for maintenance of PennDOT's Bridge Engineering Software.

Pennsylvania, USARequest for Proposal (RFP)Disadvantaged BusinessVeteran-Owned Business
Pennsylvania > Department of Transportation9/16/2026
OpenApplication Systems Architecture and Modernization Services

Retraite Québec is seeking information technology professional services for organic architecture, development, maintenance, evolution, and modernization of application systems under a 36-month open competitive procurement.

Capitale-Nationale, QC, CanadaRequest for Proposal (RFP)
Quebec > Retraite Quebec10/21/2026
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, USARequest for Proposal (RFP)
Vermont > Department of Buildings and General Services > Office of Purchasing and Contracting10/2/2026
OpenHigh-Performance PC Workstation

The U.S. Department of Veterans Affairs intends to award a sole-source contract to obtain a high-performance workstation for the White River Junction VA Medical Center from Microbrightfield Bioscience.

White River Junction VA Medical Center, White River Junction, VT, USASole SourceSmall Business
United States of America > VETERANS AFFAIRS, DEPARTMENT OF > 241-NETWORK CONTRACT OFFICE 01 (36C241)9/16/2026
OpenSquirrel Defender Network Compliance Software Licenses

The United States Air Force's Kansas Air National Guard is requesting quotes for 534 one-year Squirrel Defender network compliance software licenses with support and training, plus one optional additional year.

McConnell AFB, KS, USARequest for Quote/Qualifications (RFQ)Small Business
United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W7M9 USPFO ACTIVITY KSANG 184 (USPFO KS PROCUREMENT)9/21/2026
OpenIT Consultant Services for the Sheriff's Office

Rockland County is seeking qualified firms to provide computer networking and IT programmer consulting services for the Sheriff's Department and other authorized county law-enforcement agencies on specific projects and an as-needed basis.

Rockland County, NY, USARequest for Proposal (RFP)Disadvantaged BusinessMinority-Owned BusinessWoman-Owned BusinessSmall BusinessService-Disabled Veteran-Owned Business
Rockland County > Department of General Services Purchasing Division9/24/2026
OpenMantis Contract Ceiling Increase

The National Geospatial-Intelligence Agency intends to increase the ceiling of an existing sole-source custom computer programming and engineering support contract by $40 million to $310.9 million.

7500 GEOINT Drive, Springfield, VA, USASole Source
United States of America > DEPT OF DEFENSE > NATIONAL GEOSPATIAL-INTELLIGENCE AGENCY (NGA) > ATTN: MS S84 - OCS (NGA SPRINGFIELD)9/18/2026
OpenTimmons Software Maintenance and Support

Utah's Division of Purchasing intends to award a noncompetitive contract for Timmons software maintenance and support, subject to the state's sole-source or transitional-cost justification process.

Utah, USASole Source
Broome County > Division of Purchasing9/16/2026
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, USARequest for Proposal (RFP)
United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W6QK ACC- DTA (KO DIRECTORATE OF CONTRACTING)9/11/2027
OpenIRMS 360 Maintenance and Support FY 2027

The Drug Enforcement Administration intends to negotiate a sole-source purchase order with Aptean, Inc. for IRMS maintenance and support for FY 2027, with capability statements due electronically by September 25, 2026.

Springfield, VA, USASole Source
United States of America > JUSTICE, DEPARTMENT OF > DRUG ENFORCEMENT ADMINISTRATION9/25/2026
OpenCummins Insite Pro Licenses, Maintenance, and Support

The Texas Department of Transportation is seeking Cummins Insite Pro licenses with ongoing maintenance and support services.

Texas, USARequest for Proposal (RFP)
State of Texas > Texas Department of Transportation10/2/2026
OpenProvide Enterprise Software Maintenance and Support

The Florida Department of Health is seeking a single-source provider for one year of Provide Enterprise software license maintenance, upgrades, enhancements, and support services for its AIDS Drug Assistance Program.

4052 Bald Cypress Way, Tallahassee, FL, USASole Source
Florida > Department of Health > Bureau of Communicable Diseases > HIV/AIDS Section > HIV/AIDS Section > AIDS Drug Assistance Program9/29/2026
OpenAlberta Courts Point-of-Sale Solution

The Province of Alberta is seeking a contractor to provide point-of-sale services and software support for Alberta Courts users under a 59-month contract.

7000 113 Street NW, Edmonton, AB, CanadaRequest for Proposal (RFP)
Alberta > Technology and Innovation9/29/2026
OpenVocBench Support and NALTerms Integration

The U.S. Department of Agriculture's National Agricultural Library is seeking VocBench technical support, NALTerms integration, training, maintenance, and optional development services under a five-year contract.

5601 Sunnyside Avenue, Beltsville, MD, USARequest for Quote/Qualifications (RFQ)
United States of America > AGRICULTURE, DEPARTMENT OF > AGRICULTURAL RESEARCH SERVICE > USDA ARS AFM APD9/18/2026
OpenInfor CRM Technical Services and Maintenance

The Government of Saskatchewan is seeking technical services, support, and maintenance for its existing Infor CRM instance, formerly SalesLogix, under a 60-month contract.

Saskatchewan, CanadaRequest for Proposal (RFP)
Alberta > SaskBuilds and Procurement9/17/2026
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, USARequest 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
OpenComputer Hardware, Software, Parts, Supplies, and Telecommunications

The Board of Cooperative Educational Services of Nassau County and participating districts or municipalities are seeking sealed bids for computer hardware, software, parts, supplies, telecommunications systems, and related maintenance under Bid #26/27-041.

Nassau County, NY, USAInvitation for/to Bid (IFB/ITB)
Board of Cooperative Educational Services of Nassau County10/1/2026
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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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