Webmethods Developer (B2B/EDI) Vensoft Inc.Webmethods Developer (B2B/EDI)Denver, CO$60–$65 / hourContractorMust have great communication skills, be highly motivated, self-directed, and have experience in working on large projects. •Working experience in creating Partner Profile, Processing rules in MWS.
NewStaff Software Engineer, AI Solutions VisaStaff Software Engineer, AI SolutionsHighlands Ranch, COProven ability to deliver projects on time and within budget by writing high-quality code, mentoring junior developers, understanding workload and usage requirements, and producing clear technical documentation that enables knowledge transfer and long-term supportability across global teams. Strong technical background in ServiceNow-specific development tools and frameworks (UI Policies, UI Macros, UI Pages, Client Scripts, Script Includes, Business Rules, Mid Server Configuration & Architecture, Import Sets, Transform Maps, Update Sets).
Junior Developer (TS/SCI with Polygraph Required) DeNOVO SolutionsJunior Developer (TS/SCI with Polygraph Required)Aurora, ColoradoIn this role, you will contribute to RESTful API development, microservices-based architectures, and containerized applications while working alongside experienced engineers. DeNOVO Solutions, LLC, a Minority Owned-Service Disabled Veteran Owned Small Business (MO/SDVOSB) dedicated to providing the best technical and professional services throughout the Intelligence Community (IC).
NewInternship: Junior Developer - AI Operations Mesa Quantum SystemsInternship: Junior Developer - AI OperationsBoulder, CO$20–$25 / hourNo physics background, CS degree, or prior industry experience required — our last lab intern was an undergrad who used Claude to create a software tool that the photonics lab now relies on for a core capability, and which accelerated development 8x. Helpful but not required: TypeScript, Python, Postgres, Docker, CI, Git branching, networking, time-series data, or any experience working near hardware.
Mid-Level Developer (TS/SCI with Polygraph Required) DeNOVO SolutionsMid-Level Developer (TS/SCI with Polygraph Required)Aurora, ColoradoIn this role, you will contribute to building scalable microservices, designing robust APIs, and supporting distributed systems while collaborating with cross-functional Agile teams. DeNOVO Solutions, LLC, a Minority Owned-Service Disabled Veteran Owned Small Business (MO/SDVOSB) dedicated to providing the best technical and professional services throughout the Intelligence Community (IC).
Junior Front-End Developer ParsonsJunior Front-End DeveloperWestminster, ColoradoWe take special pride in projects and solutions that improve communities as well as people’s quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. The ideal candidate will have experience with Python and JavaScript , along with familiarity in modern front-end and UI development tools such as PyQT, ReactJS, Dash, Streamlit , or other relevant frameworks.
Junior Front-End Developer Parsons Commercial Technology Group Inc.Junior Front-End DeveloperWestminster, CO$88,400–$154,700 / yearWe take special pride in projects and solutions that improve communities as well as people's quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. The ideal candidate will have experience with Python and JavaScript, along with familiarity in modern front-end and UI development tools such as PyQT, ReactJS, Dash, Streamlit, or other relevant frameworks.
Software Developer Twosix TechnologiesSoftware DeveloperAurora, COYou will create new environments/services/offerings which will involve coordination with outside groups, architecture, security design and creation, including identifying when implementations are not highly available or have defects. Two Six Technologies is currently seeking Software Developers with experience in web and desktop software and are especially interested in knowledge of cloud development in support of a large, high-visibility enterprise classification application.
NewMulesoft Sr. Developer / Architect Accenture PlcMulesoft Sr. Developer / ArchitectDenver, COYou are comfortable working directly with clients, guiding development teams, reviewing technical work, mentoring less experienced developers, and contributing across the full software development lifecycle from requirements analysis through production support. If you're passionate about integration, APIs, AI, and solving complex business challenges, you'll have opportunities to work with leading clients, collaborate with experienced practitioners, develop in-demand skills, and help shape the future of enterprise connectivity.
Angular Developer HonorVet TechnologiesAngular DeveloperDenver, CORemote$50–$60 / hourWe are seeking a highly skilled Senior Angular Developer with a minimum of 6 years of hands-on experience in building dynamic, high-performance web applications using the Angular framework. We're a veteran-owned IT staffing firm, ISO 9001 and ISO 27001 certified , working with federal agencies, state governments, and Fortune 500 enterprise clients across the US.
NewSenior Software Developer (Mobile Applications) Intertek Group PlcSenior Software Developer (Mobile Applications)Denver, CORemoteProvide technical leadership and mentorship to the development team while collaborating with product, architecture, and scrum teams to scope work, provide accurate estimates, translate business needs into technical solutions, document architecture and release procedures, demo functionality during Sprint Review, and stay current on emerging mobile technologies, platform releases, and store policy changes. Proven ability to lead technical initiatives, mentor junior developers, and drive project success, with excellent problem-solving, communication, and collaboration skills, attention to detail and commitment to delivering high-quality software within agreed-upon timelines, and availability for occasional after-hours work or scheduled on-call hours.
Senior Software Developer, Front-end CACISenior Software Developer, Front-endDenver, Colorado$98,500–$206,800 / yearJob Title: Senior Software Developer, Front-endJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 9/20/2026 The Opportunity: Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Senior Application Developer CACISenior Application DeveloperDenver, Colorado$75,200–$158,100 / yearJob Title: Senior Application DeveloperJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 12/31/2026 The Opportunity: Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Front-end Software Developer CACIFront-end Software DeveloperDenver, Colorado$90,300–$189,600 / yearJob Title: Front-end Software DeveloperJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: NoneAnticipated Posting End: 10/31/2026 The Opportunity: We are looking for a Senior Front-End Software Developer on the FADE program to build mission-critical, cloud and edge-native applications with advanced situational awareness and collaboration features. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Senior Software Developer AtkinsRealisSenior Software DeveloperDenver, CO$80,000–$130,000 / yearNote to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. Ability to integrate AI capabilities into software development workflows using tools such as GitHub Copilot to improve productivity, accelerate delivery, and maintain code quality.
NewFull Stack Software Developer, Mid-level CACIFull Stack Software Developer, Mid-levelDenver, Colorado$82,100–$172,400 / yearJob Title: Full Stack Software Developer, Mid-levelJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 10/31/2026 The Opportunity: Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Senior React Developer System OneSenior React DeveloperGreenwood Village, ColoradoThe ideal candidate brings deep front-end engineering expertise, strong architectural instincts, and the ability to collaborate closely with UX, backend engineering, and cross-functional stakeholders to deliver enterprise-grade digital applications. This is a hands-on consulting role focused on designing and delivering high-quality, scalable, and performant front-end solutions using React and TypeScript.
Sap/Btp Applications Developer III Sierra SpaceSap/Btp Applications Developer IIILouisville, CO$116,865–$160,711.50 / yearThey will have a proven track record of leading and delivering high-quality software solutions, mentoring junior developers, and driving continuous improvement in software development processes. Furthermore, you will independently design and implement software solutions, perform debugging and testing, and mentor junior developers by providing technical leadership and expertise.
Sr. Azure Developer ConsultNetSr. Azure DeveloperAurora, CORemoteFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. Expertise with C#, NET/.NET Core, REST APIs, Azure Functions, App Services, Azure SQL, Storage, and Service Bus.
Junior Software Developer Twosix TechnologiesJunior Software DeveloperAurora, COYou will create new environments/services/offerings which will involve coordination with outside groups, architecture, security design and creation, including identifying when implementations are not highly available or have defects. Two Six Technologies is currently seeking Software Developers with experience in web and desktop software and are especially interested in knowledge of cloud development in support of a large, high-visibility enterprise classification application.