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$213k - $236k
...during the interview process.About the Role:As a Senior Staff Software Engineer on the Agent & Partner Experiences... ...experience. You’ll sit at the bridge between our API and AI world - turning a payroll platform built for developers into one that agents can reason about and act...SeniorFull timeWork at officeLocal areaRemote work2 days per week3 days per weekGusto
Denver, CO15 hours ago$213k - $236k
...the interview process. About the Role: As a Senior Staff Software Engineer on the Agent & Partner... ...experience. You’ll sit at the bridge between our API and AI world - turning a payroll platform built for developers into one that agents can reason about and act through...SeniorFull timeWork at officeLocal areaRemote work2 days per week3 days per weekGusto, Inc.
Denver, CO13 hours agonew- ...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...SeniorFull time
Maxar Technologies
Westminster, CO3 days ago $167k - $203k
MuleSoft Senior Developer- EnterpriseOverviewYou are a self-driven individual with a "get it done" attitude and a passion to solve complex business... ...an ERP system). You enjoy working in agile teams to deliver API-led integration solutions and are excited to learn and...SeniorTemporary workLocal areaSlalom
Denver, CO4 days ago$103k - $143k
...Strong back-end skills in C#/.NET Core, or senior-level proficiency in a comparable modern,... ...development, RAG, AI data privacy, model APIs, or AWS Bedrock. ~ Preferred: Deeper... ...security. Responsibilities: Design, develop, test, and deliver features and services...SeniorFull timeRemote work$60 - $80 per hour
...Senior Software Engineer job with Akkodis Akkodis is seeking a Senior Software Engineer... ...with cross-functional teams to design, develop, and support enterprise-level applications... ...and work with internal and third-party APIs to support business applications and services...SeniorTemporary workLocal areaAkkodis
Denver, CO14 hours ago- .... in Englewood, CO Our client seeks a senior Software Engineer to design, build, and maintain... ...CPE devices. The role focuses on RESTful APIs, event-driven services, and containerized... ....00/hr. w2 Responsibilities Design, develop, and maintain cloud microservices using...SeniorRemote work
Eliassen Group
Englewood, CO3 days ago $150k - $153k
...driven fintech organization is seeking a Senior DevOps Engineer to join its growing technology... ...to improve software delivery and developer productivity across enterprise-scale financial... ..., and maintaining platform tooling, APIs, CI/CD automation, and infrastructure frameworks...SeniorLocal areaRemote workHigh Country Search Group
Denver, CO4 days ago- As a Senior Software Engineer, you will be the technical engine of the AI Enablement team. Your mission is to bridge the gap between "AI... ...: Strong proficiency in back-end services, proxy servers, and API integrations. Experience with Python, Go, or TypeScript is preferred...SeniorFull timeWork at officeRemote work
Workiva
Denver, CO1 day ago $160k - $210k
..., alarms, and robots across enterprise locations.We’re hiring a Senior Full Stack Engineer to own the interfaces that security teams rely... ...work across the backend (Django/Python, GraphQL) to build the APIs that power those experiences.Responsibilities:• Build and refine...SeniorFlexible hoursCobalt Robotics
Denver, CO4 days ago$160k - $185k
..., and customer-focused approach to innovation. We are seeking a Senior Software Engineer to lead the development and productization of... ...performance, maintainability, and scalability. Own the backend REST API written in Python (FastAPI), ensuring robust integration with...SeniorFull timeTemporary workWork at officeColdQuanta
Louisville, CO2 days ago$180k - $265k
...systems in time and space. True Anomaly is seeking a dedicated Senior Elixir Software Engineer to drive the development and evolution... ...howProven experience designing and evolving service architectures, API boundaries, and inter-service communication patterns at...SeniorPermanent employmentFlexible hoursTrue Anomaly
Denver, CO4 days ago$140k - $215k
...ground systems. True Anomaly is seeking a Senior Spacecraft Simulation Software Engineer... ...-paced, interdisciplinary team, you will develop algorithms for modeling coupled physics including... ...& IntegrationDesign and maintain robust APIs in C++ and Python serving internal...SeniorPermanent employmentTemporary workFixed term contractWork at officeFlexible hoursTrue Anomaly
Denver, CO15 hours ago$175.5k - $180k
...the standards, you set and the people you develop along the way. Your work will help solve... ...Demonstrated ability to design complex, secure APIs — including REST and GraphQL — with a... ...), with the ability to adjust your style to suit different perspectives and seniority levelsSeniorApprenticeshipWork at officeLocal areaEasy workMcKinsey & Company
Denver, CO2 days ago- ...Senior Software Engineer - Embedded Security JOB SUMMARY Senior Embedded Software... ...activities, or internal engineering teams. Develop and maintain safety-critical, real-time... ...for software architecture and APIs. Participate in design reviews and maintain...SeniorFull timeWork at office3 days per week
Terumo Blood and Cell Technologies
Lakewood, CO3 days ago $130k - $171k
...an experienced Software Engineer to join our Sat OS team, which develops the high-level operating system and file transfer layer for the... ...software servicesCreate and maintain comprehensive documentation for APIs and system architecturesImplement observability solutions for...SeniorFor contractorsWork at office3 days per weekSpire Global
Boulder, CO4 days ago$120k - $160k
...:We're seeking an experienced full-stack senior engineer to work on ClearanceJobs.com, the... ...the main web application, internal REST APIs, background job workers, and Terraform-managed... ...and codebase which it is composed of. Develop an understanding of how your team’s work...SeniorTemporary workSummer workFlexible hoursDHI Group
Denver, CO3 days ago$140k - $165k
Denver, CO • Product DescriptionJob Title: Senior Software EngineerJob Type: Full-timeLocation... ...-throughput, resilient backend services and APIs that power the CloudBees platform across cloud and hybrid environments.Develop and own microservices using Golang, ensuring...SeniorLocal area3 days per weekCloudBees
Denver, CO4 days ago$86.9k - $198k
Full Stack Developer, SeniorThe Opportunity:As a Senior Full Stack Developer at Booz Allen, you will lead the modernization of mission‑critical GEOINT systems... ..., such as Docker and KubernetesExperience with complex API ecosystems, such as FastAPT, REST, gRPC, or...SeniorFull timeContract workPart timeLocal areaRemote workBooz Allen Hamilton
Aurora, CO2 days ago- ...OpportunityLendingTree is looking for a Senior Software Engineer to join our Insurance technology... ...quickly.How You’ll Make an ImpactDesign, develop, and enhance scalable, highly... ...oriented and event-driven systems, including APIs and third-party integrations.Strong understanding...SeniorWork at office3 days per week
LendingTree
Denver, CO4 days ago - ...Roles & Responsibilities:MITRE is seeking a Senior Agentic Software Engineer to design,... ...you’ll apply modern tools and practices to develop prototypes and field-ready capabilities,... ...and troubleshootingDesign and integrate APIs, backend services, and data flows; build...SeniorInternshipLocal areaImmediate start3 days per week
Mitre
Colorado Springs, CO4 days ago $180k - $265k
...systems in time and space. True Anomaly is seeking a dedicated Senior Full Stack Software Engineer to drive feature development and architectural... ...a feature on the frontend but introduces an inefficient API call pattern; you don't just fix the frontend; you suggest a...SeniorPermanent employmentFlexible hoursTrue Anomaly
Denver, CO4 days ago- ...suitability level.Vantor is currently seeking a Senior-Level Software Engineer to support our... ...software applications, backend services, APIs, data processing workflows, and... ...development using Java and Rust. Experience developing and maintaining low-latency, streaming, or...SeniorFull timeRemote work
Maxar Technologies
Westminster, CO4 days ago $167.7k - $245.2k
...Windows environments. You will work closely with senior engineers, architects, and cross-functional teams to develop system-level security capabilities while contributing... ...will use systems programming, Windows platform APIs, operating system fundamentals, and networking...SeniorFull timeTemporary workLocal areaRemote workFlexible hoursCISCO Systems
Denver, CO2 days ago$100k - $150k
...understandingDevelopment lead experience - 4+ yrs.Integration and API Development experience.Must possess IT-II / Tier 3/NACLC/ANACI /... ...Administrator2+ Implementation Specialist and/or Application Developer CertificationsCompTIA Security (as applicable) Salary Range: $10...SeniorFull timeLocal areaRemote workWorldwideAleut Federal, LLC
Colorado Springs, CO4 days ago$163.92k - $196.71k
...thousands of companies.We're looking for a senior software engineer to join our Metadata... ...layer of the dbt platform — the discovery API, catalog, lineage, and run history services... ...through attracting, recruiting, developing, and retaining a diverse workforce, not only...SeniorFlexible hoursFivetran
Denver, CO14 hours ago$160k - $200k
...across enterprise locations.We’re seeking a Senior Software Engineer: Integrations Lead to... ...on-premise hardware to modern cloud APIs. This is a foundational ownership role with... ...for large-scale enterprise event ingestion.Develop outbound layers to orchestrate automated...SeniorFlexible hoursCobalt Robotics
Denver, CO4 days ago$130k - $160k
Position Summary We are seeking a Senior Software Engineer to be a primary technical contributor on the Multimode Threat Engagement... ...application development. The backend is not a conventional web API — it runs trajectory integration, Monte Carlo simulation across...SeniorContract workTemporary workWork experience placementLive outRemote workFlexible hoursOdyssey Systems Consulting Group
Colorado Springs, CO2 days ago- ...future.Department Summary: Do you want to develop software systems that contribute to... ...Roles & Responsibilities:MITRE is seeking a Senior Software Engineer to design, build, secure... ...and integrate backend services and RESTful APIs, ensuring reliable data flows for mission...SeniorWork experience placementInternshipLocal areaImmediate start3 days per week
Mitre
Colorado Springs, CO4 days ago $110k - $120k
...information, visit transamerica.com. Job Description SummaryThe Senior Software Engineer designs, develops, implements, and supports enterprise application... ..., and cost.Develop and support integrations, APIs, and distributed application architectures.Partner with...SeniorFull timeContract workWork at officeRemote workWorldwideWork visaRelocation package3 days per weekTransamerica
Denver, CO4 days ago
