Software Engineer CACI International IncSoftware EngineerDenver, CO$69,100–$141,500 / yearA degree in computer science, electrical engineering, physics, or a related field; four years of professional experience in software or signals processing in lieu of a degree; or military background in electronic warfare and/or signals processing Interest in learning remote sensing technologies. 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.
Sr Principal Software Engineer (Clearance Required) Sierra SpaceSr Principal Software Engineer (Clearance Required)Louisville, CO$206,107–$283,397.50 / yearYou will make high-level design decisions that significantly impact program cost, schedule, and technical performance, drive the strategic direction of the software engineering team, and demonstrate project leadership, strong problem-solving skills, and effective communication with non-technical stakeholders. Furthermore, you will architect and oversee the technical aspects of large-scale projects, innovate, and make strategic decisions regarding the adoption of new technologies and methodologies to enhance efficiency and effectiveness.
Software Engineer II Sierra SpaceSoftware Engineer IILouisville, CO$105,534–$145,109.25 / yearExcellent communication and teamwork skills, and efficient with collaborative tools (GitHub, GitLab, Bitbucket) and development ceremonies (daily standup, backlog grooming, work planning, task estimation, retrospectives, etc.). Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees.
Senior Software Developer AtkinsRealis Group IncSenior 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.
Senior Performance Engineer- JMeter, JavaScript - Remote MaximusSenior Performance Engineer- JMeter, JavaScript - RemoteDenver, CORemoteFull timeDesign, develop, and maintain performance testing frameworks, automation utilities, CI/CD integrations, and cloud-native testing capabilities supporting AWS services, Kubernetes clusters, Docker containers, Helm deployments, and microservices architectures. Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment.
Software Systems Engineer II Sierra SpaceSoftware Systems Engineer IILouisville, CO$105,534–$145,109.25 / yearAny unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees. Staying current with industry trends and advancements in software development and space technologies will be essential, and you will work both independently and as part of a team to deliver high-quality software solutions.
NewSoftware Systems Engineer II (Clearance Required) Sierra SpaceSoftware Systems Engineer II (Clearance Required)Louisville, CO$105,534–$145,109.25 / yearAny unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees. Staying current with industry trends and advancements in software development and space technologies will be essential, and you will work both independently and as part of a team to deliver high-quality software solutions.
Sr Software Engineer, Ground Software Sierra SpaceSr Software Engineer, Ground SoftwareLouisville, CO$156,666–$215,436.75 / yearSuperior communication and team leadership abilities, with track record of effectively using collaborative tools (GitHub, GitLab, Bitbucket) and facilitating development ceremonies (daily standups, backlog grooming, sprint planning, task estimation, retrospectives). This advanced position requires deep expertise in multiple programming languages, an advanced understanding of software development principles, and the ability to design, architect, and implement complex software systems.
Software Engineer III (Flight Software) Sierra SpaceSoftware Engineer III (Flight Software)Louisville, CO$129,776–$178,441.25 / yearStaying current with industry trends and advancements in software development and space technologies will be essential, and you will mentor and guide other engineers, providing technical leadership and support to foster growth and collaboration within the team. Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees.
Senior Software Engineer DHI Group Inc.Senior Software EngineerDenver, CO$120,000–$160,000 / yearYou'll work across a Vue.js frontend, Laravel (PHP) backend, and a MySQL data layer, contributing to multiple interconnected repositories spanning the main web application, internal REST APIs, background job workers, and Terraform-managed infrastructure. Demonstrated ability to leverage AI tools effectively across the modern SDLC - using coding assistants (Copilot, Cursor, Claude Code, Kiro, etc.) for implementation, code review, testing, and debugging, with sound judgment about when AI accelerates the work and when it doesn't.
Software Engineer Iii/Sr/Principal, Flight Software (Contractor) Sierra SpaceSoftware Engineer Iii/Sr/Principal, Flight Software (Contractor)Centennial, CO$60.87–$83.69 / hourThe Software Engineer participates in all portions of the software life cycle (concept development, requirements definition, design, development, testing, and deployment) of flight software to support ongoing and future small satellite programs. Your work will ensure we meet customer requirements by making data-driven decisions in architecting, implementing and testing the design in a testbed prototype and subsequent delivery of the flight code.
Sr Software Engineer, Product Owner - Ground Software Sierra SpaceSr Software Engineer, Product Owner - Ground SoftwareLouisville, CO$156,666–$215,436.75 / yearExcellent communication and teamwork skills, and efficient with collaborative tools (GitHub, GitLab, Bitbucket) and development ceremonies (daily standup, backlog grooming, work planning, task estimation, retrospectives, etc.). Additionally, you will provide technical leadership, mentorship, and support to team members, making high-level design decisions that have significant impacts on program cost, schedule, and technical performance.
Staff AI/ML Engineering Manager (TS/SCI) {S} ARKA Group, L.P.Staff AI/ML Engineering Manager (TS/SCI) {S}Aurora, ColoradoHands-on AI/ML Development : Actively participate in the end-to-end machine learning lifecycle, contributing high-quality, well-tested, and maintainable code for data pipelines, model training, evaluation, and deployment to key AI/ML projects using our tech stack. ML System Design & Architecture : Contribute to technical design discussions and architectural decisions for scalable and robust machine learning systems, including data pipelines, model training infrastructure, serving layers, and MLOps frameworks.
Staff Software Engineering Manager (TS/SCI) {S} ARKA Group, L.P.Staff Software Engineering Manager (TS/SCI) {S}Aurora, ColoradoSolid experience developing backend services and APIs using at least one common language and framework (e.g., Node.js/Express/NestJS, Python/Django/Flask/FastAPI, Java/Spring Boot/Quarkus, C#/.NET Core, Ruby/Rails, Go/Gin). Hiring & Onboarding: Participate in the recruitment, interviewing, onboarding, and retention of engineering talent for your team and the broader organization Additionally works closely with engineering leadership to align current and new staff skillsets with program needs over time.
Senior Software Developer (Mobile Applications) Alchemy Systems, L.P.Senior Software Developer (Mobile Applications)Denver, CORemoteFull timeProvide 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.
Principal Engineer Software, Dev & Production Infrastructure (Chronosphere) Palo Alto Networks IncPrincipal Engineer Software, Dev & Production Infrastructure (Chronosphere)Denver, CORemote$147,000–$237,500 / yearExecution & Quality: A proven track record of estimating complex work effectively, debugging distributed architectures via logs/traces, and proactively identifying design edge cases. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below.
NewSenior Application Security Engineer CoBankSenior Application Security EngineerGreenwood Village, Colorado$121,000–$148,900 / yearFull timeAdministers and manages the Cloud Native Application Protection Platform (CNAPP), such as Upwind, providing runtime protection, vulnerability management, and workload security across cloud and container environments. Physical Exertion Details: Sedentary Exerting up to 10 pounds of force occasionally (Occasionally: activity or condition exists up to 1/3 of the time) and/or a negligible amount of force frequently (Frequently: activity or condition exists from 1/3 to 2/3 of the time) to lift, carry, push, pull, or otherwise move objects, including the human body.
Staff R&D Software Engineer, Fivetran AI Fivetran IncStaff R&D Software Engineer, Fivetran AIDenver, CO$183,711–$229,638.75 / yearFivetran is the epitome of data-driven development - our engineering team is focused on building a world class product that: Builds Infrastructure Agents Can Trust - join our mission to deliver the governed context layer that AI agents depend on: accurate semantic definitions, traceable lineage, data contracts, and auditable history baked in from the start. At this level, you're expected to be a trusted expert beyond your own team - defining technical direction that other teams build on, taking high-level direction and turning it into concrete plans with a high degree of independence, and using sound judgment to decide what deserves your attention.
Client Care Coordinator, Financial Ethos Veterinary HealthClient Care Coordinator, FinancialParker, COFull timeFounded in 2001 to meet the growing need for after-hours veterinary care in the Parker, Franktown, and Elizabeth communities, Animal Emergency & Specialty Center (AESC) has evolved from a small emergency hospital into a leading 24/7 emergency and specialty referral center. Supported by a collaborative team of board-certified specialists and experienced veterinary professionals, AESC remains committed to delivering exceptional patient care while continuing to grow and advance specialty medicine for pets throughout the region.
Staff R&D Software Engineer, Fivetran AI FiveTranStaff R&D Software Engineer, Fivetran AIDenver, CO$183,711–$229,638.75 / yearFivetran is the epitome of data-driven development - our engineering team is focused on building a world class product that: Builds Infrastructure Agents Can Trust - join our mission to deliver the governed context layer that AI agents depend on: accurate semantic definitions, traceable lineage, data contracts, and auditable history baked in from the start. At this level, you're expected to be a trusted expert beyond your own team - defining technical direction that other teams build on, taking high-level direction and turning it into concrete plans with a high degree of independence, and using sound judgment to decide what deserves your attention.