Top Senior Level Software Engineer Jobs in CO

Lead technical analysis and design of healthcare interoperability solutions, defining data exchanges and integration workflows (APIs, HL7, X12, SFTP). Conduct client discovery, produce mappings and interface specs, investigate failures, develop tests, manage multiple implementations, support launches and steady-state operations, and mentor junior analysts.

Leads technology strategy, engineering, delivery, modernization, governance, and financial planning across financial-services platforms. Oversees teams, vendors, roadmaps, risks, dependencies, Agile delivery, engineering excellence, and technology operating models. Partners with Product, Operations, Risk, Legal, and Compliance to deliver business and member outcomes while modernizing legacy systems through cloud, APIs, SaaS, automation, and modern architecture.

Build and optimize growth systems that increase patient bookings and engagement. Design experiments across messaging, outreach, and in-product booking flows; develop backend systems for experimentation and activation; monitor funnel metrics; analyze drop-offs; prioritize growth opportunities; and collaborate with product, design, data, and operations teams. The role emphasizes rapid experimentation, product-led growth, and measurable improvements in activation, conversion, retention, and booking.

Develops embedded satellite software and test infrastructure for command and control, mission planning, and data analysis. Performs the full software lifecycle, including requirements, architecture, design, coding, testing, integration, documentation, and support. The role requires experience with software development, cloud and web technologies, object-oriented design, UML modeling, configuration management, and formal development practices. Work is primarily on-site and requires an active TS/SCI clearance.

Develop and maintain embedded satellite software and test infrastructure for command and control, mission planning, and data analysis. Perform full software lifecycle activities, including requirements, architecture, design, coding, testing, integration, documentation, and support. The role requires expertise in modern software technologies, formal development practices, UML modeling, cloud and web development, and an active TS/SCI clearance. Work is fully on-site with potential travel between company and other facilities.

Develop and maintain embedded satellite software and test infrastructure for command and control, mission planning, and data analysis. Perform full software lifecycle activities, including requirements, architecture, design, coding, testing, integration, documentation, and support. Work with cloud, web, database, modeling, simulation, and DevSecOps technologies while collaborating across teams in an on-site environment.

Design, architect, develop, test, and troubleshoot complex flight software for space systems. Write maintainable code, participate in code reviews, document software processes, and use version control. Provide technical leadership and mentorship while making high-level design decisions affecting program cost, schedule, and performance. Work with spacecraft flight software, embedded systems, networking, messaging, and software-in-the-loop and hardware-in-the-loop testing.

Designs, develops, tests, and architects complex flight software for space systems. Responsibilities include writing maintainable code, collaborating on requirements, managing changes with version control, conducting code reviews, troubleshooting, documenting processes, and mentoring engineers. The role requires advanced software development expertise, technical leadership, and an active Top Secret clearance with SCI eligibility and a full-scope polygraph.

Lead the architecture and technical strategy for Affirm’s high-volume observability platform. Design telemetry pipelines and sampling strategies, improve reliability and cost efficiency, integrate observability into AI-assisted development, and drive platform adoption across engineering teams. Remain hands-on while mentoring six engineers, leading cross-functional initiatives, establishing engineering standards, and overseeing monitoring, alerting, on-call operations, and system availability.

Leads software systems engineering for SATCOM mission planning supporting military NC3 networks. Responsibilities include requirements, architecture, API and backend development, user interface implementation, integration, testing, deployment, code reviews, security, performance improvements, mentoring, and Agile DevSecOps delivery. The role requires onsite work in Colorado Springs, active U.S. Secret clearance, U.S. Person status, and up to 10% travel.

Build and operate high-throughput backend services for AI agents, calendar, scheduling, integrations, real-time data pipelines, and APIs. Design platform infrastructure, event-driven systems, and client-server protocols using Go, PostgreSQL, Kubernetes, and cloud platforms. Collaborate with AI, product, and frontend teams, improve reliability through testing and infrastructure as code, and mentor junior engineers.

Staff Software Engineer responsible for leading design and delivery of large-scale order platform capabilities spanning cloud and point-of-sale systems. The role drives architecture, performance, reliability, API design, code quality, incident response, and technical roadmap alignment. It also requires cross-team collaboration, domain expertise in order processing and synchronization, mentoring engineers, and using AI-assisted development tools to improve productivity.

Develop and maintain scalable Java and Kotlin backend services for NinjaOne’s SaaS backup and recovery platform. Design high-availability features supporting backup, archive, restore, and download workflows at large scale. Collaborate with globally distributed engineering teams, own architecture and design decisions, mentor engineers, optimize databases and distributed systems, and deliver reliable production software using technologies including AWS, PostgreSQL, Redis, Kafka, and REST frameworks.