Average salary: $110,000 /yearly

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  • Principal Systems Engineer - Enterprise API Platform & GraphQL Engineering

    $119.77k - $140.9k

     ...new skills and discover what you excel at—all from Day One.Job DescriptionWhat You'll DoAct as the technical SME for our enterprise API ecosystem, leading engineering efforts across Apigee OPDK, Apigee Hybrid (Azure), and Apollo GraphQL platforms.Design and deliver secure... 
    Suggested
    Full time
    Work experience placement
    Local area
    3 days per week

    US Bank

    Denver, CO
    2 days ago

  • Sr Backend Engineer, Discovery API

     ...helps people map, monitor, and respond to what's happening across the planet, and our catalog API is how customers find and access it. We're looking for a senior backend developer to own that API end to end on a small, high-autonomy team, with real influence over its... 
    Suggested
    Full time

    Maxar Technologies

    Westminster, CO
    2 days ago

  • C#/.NET Developer — API Identity Services

    $102k - $139k

     ...and .NET, including ASP.NET Core ~ Strong understanding of REST API design, semantics, and API versioning ~ Familiarity with...  ...More: We are hiring a mid-level, backend-focused C#/.NET developer to build and maintain high-performance API services for our trading... 
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    Full time

    TradeZero America

    Denver, CO
    3 days ago

  • DevOps/API Developer

    $90k - $100k

     ...GitHub Actions, or Azure DevOps. We need a strong background in API engineering, including API gateways, OpenAPI/Swagger...  ...local hardware and cloud infrastructure as code. We design, develop, document, and support secure, scalable RESTful APIs, microservices... 
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    Full time
    Local area
    Remote work
    Visa sponsorship

    Capgemini Government Solutions LLC

    Denver, CO
    4 days ago

  • Sr. Software Engineer (C#, ASP.NET, .NET, AWS DevOps)

    $119.77k - $140.9k

     ...software development lifecycle and DevOps principles.Essential Responsibilities:Design, develop, and maintain scalable applications using C#, ASP.NET, .NET Core, and RESTful APIs.Build and support data-driven platforms that enable secure, reliable, and high-performance... 
    Suggested
    Full time
    Local area
    3 days per week

    US Bank

    Englewood, CO
    2 days ago

  • Mid-Level Software Engineer

    $87.1k - $157.45k

     ...an Intelligence Community customer. In this role, you’ll design, develop, and deliver modern software solutions that enable critical...  ...functional development teams to build and maintain microservices, APIs, and web-based applications that support GEOINT data access, visualization... 
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    Leidos

    Englewood, CO
    4 days ago

  • Senior DevSecOps Engineer - Velocity Platform

    $120k - $158k

     ...to 60 Node.js/TypeScript microservices run on AWS Lambda behind API Gateway, an event-driven backbone is built on SNS/SQS with namespace...  ....Evaluate system performance, identify potential bottlenecks, develop solutions, and implement change via the change management... 
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    Full time
    Temporary work
    Work at office
    Local area
    Remote work

    Nelnet

    Englewood, CO
    3 days ago

  • Full Stack Java Developer

     ...contingent labor as a variable cost.Job DescriptionFull Stack Java Developer who has 6+ years' experience with both front-end and back-end...  ...in back-end Java development including RESTful WebServices and APIs, DAO/DTO, mySQL/Postgres This project will be ~60% front-end... 
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    Immediate start

    Artech

    Englewood, CO
    4 days ago

  • Cybersecurity Application Security Engineer

    $90k - $125k

     ...combine hands-on technical testing with scalable automation and developer enablement to mature our AppSec program and ensure secure, resilient...  ...-data leakage, and RAG vulnerabilitiesStrong knowledge of web/API security concepts (session management, secure storage, transport... 
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    Full time
    Contract work
    Temporary work
    Work at office
    Local area
    Remote work
    3 days per week

    Nelnet

    Englewood, CO
    4 days ago

  • Senior Application Security Engineer

    $121k - $148.9k

     ...industry, particularly the banking sector preferredThorough understanding of OWASP Top 10 Projects with a focus on Web Applications, APIs, and CI/CD securityThorough understanding of MITRE Common Weaknesses and Exposures (CWE) and ability to communicate scanning results... 
    Suggested
    Work at office
    Work visa
    Flexible hours

    CoBank

    Greenwood Village, CO
    1 day ago

  • Senior Dotnet Developer

     ...Job Title: Azure .NET Developer Location: Greenwood Village, CO (Remote) Duration: Contract To Hire Benefits: Medical, dental, and...  ...as a Lead .Net application developer developing and deploying APIs, websites, and related software into the Azure cloud - Full stack... 
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    The Judge Group

    Greenwood Village, CO
    2 days ago

  • UX/Ui Developer

     ...and maintain highly reusable ReactJS, Redux, AngularJS, NodeJS, JavaScript code. Work with backend Java developers to integrate with Java REST services/APIs. Skills ~5+ years’ experience as a front-end developer. ~2+ years’ experience as a UI/UX designer... 
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    Software Technology Inc

    Greenwood Village, CO
    3 days ago

  • Lead OutSystems Engineer

    $105k - $120k

     ...will work hands-on across both OutSystems 11 (O11) and OutSystems Developer Cloud (ODC), guiding a team of developers, setting coding and...  ...platforms, CRM solutions, and third-party financial services APIs.Extend OutSystems with C#/.NET when platform-native capabilities... 
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    Full time
    Work at office
    Local area

    Axos Bank

    Englewood, CO
    2 days ago

  • Salesforce Data and Marketing Cloud Intelligence Architect

    $111.1k - $130.7k

     ...harmonization, ingestion, and visualization strategies, transforming multi-source marketing data into actionable insights. They lead API/ETL integrations, create advanced dashboards, and ensure data governance for enterprise-level marketing analytics. Key ResponsibilitiesData... 
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    Work experience placement
    Local area

    US Bank

    Englewood, CO
    4 days ago

  • Lead Forward Deployed Engineer

    $117.6k - $206k

     ...delivery while maintaining appropriate controls and guardrails.Develop experimentation frameworks that enable rapid prototyping, evaluation...  ....Experience designing solutions that integrate data platforms, APIs, application layers, visualization tools, and cloud services... 
    Suggested
    Full time

    Vizient

    Englewood, CO
    1 day ago

  • Full Stack Developer

     ...Colorado (Hybrid)Role OverviewThis position is for a Full Stack Developer to support an internal platform used for managing data, device...  ...capabilities. The position requires end-to-end ownership across UI, APIs, databases, cloud infrastructure, and CI/CD. Candidates must... 

    Apex Systems

    Greenwood Village, CO
    17 hours ago

  • Senior Fullstack Software Engineer - Ecommerce

     ...strategies to resolve subsystem bottlenecks and meet team uptime OKRs.Develop decoupled integration points across AEM and Commerce services to...  ...GraphQL schema design, backend resolver optimization, and REST API development for low-latency data retrieval.Competence across... 
    Local area
    Flexible hours

    EchoStar

    Englewood, CO
    4 days ago

  • Platform Engineer II

     ...software. You will own core components of our customer-facing SDK, develop general onboard applications, and work hands-on with hardware...  ...core components of the Sol3 SDK, including reusable C++ libraries, APIs, tools, and abstractions used across engineering teams Write... 
    Temporary work
    Remote work
    Flexible hours

    Firefly Aerospace

    Littleton, CO
    5 days ago

  • Java Developer (Apache Camel)

     ...of experience with Fault Handling, Compensation Handling and Transactional Boundaries.• At least 2 years of experience with Restful API design, development and documentation.• Solid understanding of various container architecture like Apache Tomcat, Red hat Fuse, EAP,... 
    Permanent employment
    Full time
    H1b

    Sonsoft

    Littleton, CO
    4 days ago

  • Advanced Database Engineer

    $167k - $205k

     ...Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and...  ...Everpure, NetApp, or EMCFamiliarity with developing backend REST APIs using JavaScript frameworks and/or Python frameworksFamiliarity... 
    Temporary work
    Flexible hours

    Rincon Research

    Englewood, CO
    5 days ago

  • Senior GCP Cloud & Integration Architect

     ...enterprise applications, third-party platforms, and multi-cloud ecosystems. · Establish scalable integration patterns leveraging APIs, microservices, event-driven architectures, and cloud-native services. · Lead workload modernization initiatives, including migration... 

    Highbrow Technology Inc

    Englewood, CO
    3 days ago

  • API Developer

     ...API Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented API Developer to join our team and play a key role in designing, building, and maintaining... 
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Aurora, CO
    5 days ago

  • Senior Python Developer

    $150k - $215k

     ...Obtain Responsibilities We are seeking a Senior Python Developer to support ongoing activities. This position will be remote and...  ...disconnected or air-gapped environments as well as cloud model APIs and managed AI platforms. Build maintainable abstractions and... 
    Work experience placement
    Work at office
    Local area
    Remote work
    Long distance

    I2X/ISYS Technologies

    Littleton, CO
    1 day ago

  • Senior Embedded Software Engineer

    $135.7k - $203.55k

     ...Comcast is looking for a Senior Firmware Engineer (Engineer 4) to develop and maintain software for next-generation technician test and...  ...refine and estimate deliverables Designing and implementing new APIs, backend services, front-end components, and automation tasks... 
    Work experience placement
    Worldwide

    Comcast

    Englewood, CO
    1 day ago

  • Senior Software Engineer, Java

     ...supporting cloud platforms for CPE devices. The role focuses on RESTful APIs, event-driven services, and containerized deployments with...  ...Rate: $55.00 to $65.00/hr. w2 Responsibilities Design, develop, and maintain cloud microservices using Java and Spring. Build... 
    Remote work

    Eliassen Group

    Englewood, CO
    3 days ago

  • Senior Software Engineer, Backend

    $140k - $155k

     ...Summary At EverDriven, we believe in self‑empowered teams and developers that can take a product from concept to delivery. We are...  ...across our backend tech stack, building and extending services, APIs, and workflows that ensure safe and efficient student transportation... 
    Temporary work
    Work at office
    Remote work

    EverDriven

    Greenwood Village, CO
    2 days ago

  • Senior Engineer - Java / AWS

     ...person interview.The Cloud Contact Center team is seeking a Senior Developer to help design, develop, and support custom applications and...  ...custom agent workspaces using React and the Amazon Connect Streams API to seamlessly embed telephony and telemetry controls into... 
    Local area
    Flexible hours

    EchoStar

    Englewood, CO
    3 days ago

  • Full Stack Software Engineer

     ...close to their users and iterate with them directly. This role develops and maintains a full-stack application suite that York's test...  ...Triage and fix bugs across a TypeScript monorepo: a Node (Hono) API server with Postgres persistence, a React frontend, and a Kafka/... 
    Permanent employment
    Local area
    Worldwide

    York Space Systems LLC

    Greenwood Village, CO
    3 days ago

  • Full Stack Software Engineer

    $110k - $140k

     ...-industry experience is not required. RESPONSIBILITIES Develop key user-facing features to support both current and future missions...  ...for future use. Develop internal and external facing API’s. Engineer algorithms and business logic to power a rapidly... 
    Permanent employment
    Local area
    Worldwide

    InvestedintheMission

    Greenwood Village, CO
    2 days ago

  • Senior UI/UX Engineer

    $107.9k - $195.05k

     ...Candidate We're looking for someone who is more than a front-end developer. You are passionate about how technology feels and functions...  ...development tooling. Experience developing or consuming RESTful APIs and integrating UI applications with backend services. Experience... 
    Contract work
    Local area
    Immediate start

    Leidos

    Greenwood Village, CO
    6 days ago