Top Software Engineer Jobs in CO

Designs, develops, tests, and optimizes C++ software for RF processing, radar systems, simulations, and toolchains. Converts algorithm specifications into software, integrates experimental data and analytical tools, participates in code reviews, and collaborates with cross-functional engineering teams. The role requires containerization, numerical methods, object-oriented design, tactical mission knowledge, and active Secret clearance with the ability to obtain Top Secret/SCI clearance. Work is fully onsite five days per week.

Build and operate a distributed telemetry data platform for ingest, processing, indexing, compression, storage, and query. Design APIs, horizontal scaling, fault tolerance, multi-environment deployments, customer data isolation, and high-performance systems supporting petabytes of data and millions of series. Engineers own projects from design through release and operations while solving complex distributed-systems challenges on a small founding team.

Design and implement high-performance distributed control plane services and microservices in Go. Lead complex technical initiatives, solve distributed-systems challenges, improve platform resilience, mentor engineers, and support production operations through on-call monitoring and incident response. The role focuses on low-latency, fault-tolerant cloud compute infrastructure using technologies such as gRPC, REST, Kubernetes, and Firecracker.

Design, develop, test, deploy, and monitor scalable backend systems for a payroll SaaS product. Build APIs and microservices, collaborate with product and engineering teams, participate in code reviews, and own the full development lifecycle in a continuous delivery environment. The role emphasizes Kotlin, Scala, or Java, cloud platforms, automated testing, relational databases, scalable architecture, and responsible use of AI coding tools.

Leads the technical direction, architecture, and delivery of developer-facing desktop, web, and MCP surfaces for Pfizer’s internal developer platform. Provides hands-on software engineering leadership, ensures secure and privacy-first designs, guides cross-team delivery, mentors engineers, oversees code quality and DevOps practices, and leads incident response and continuous improvement. The role influences teams without direct reports and requires expertise across frontend, desktop, backend, developer tooling, enterprise software delivery, and technical architecture.

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.

Develop and maintain scalable SaaS solutions for financial reporting and capital markets customers. Responsibilities include full-stack development, system design, testing, monitoring, performance optimization, security, technical debt reduction, and collaboration with product managers, developers, and SRE teams. The role requires building reliable, secure, maintainable data-driven applications and contributing across the software development lifecycle.

Leads approximately 35 engineers across data engineering, integration engineering, and integration support. Owns delivery predictability, manager development, operational reliability, SLA performance, data platform modernization, integration scalability, and organizational clarity. Partners with product, data science, commercial, and delivery teams while overseeing healthcare integrations with EHR systems, enterprise data infrastructure, incident management, and client-facing reliability commitments.

Leads multiple software engineering teams developing mission-critical aerospace and defense software. Responsibilities include people management, software lifecycle oversight, Agile and DevOps process implementation, CI/CD and version control governance, compliance with aerospace quality standards, budget and resource management, cybersecurity integration, process improvement, and stakeholder communication. The role requires mentoring engineers, ensuring secure and reliable delivery, and maintaining U.S. security clearance eligibility.

Own and expand Gusto’s third-party integrations, building reliable Ruby on Rails and Sidekiq backend services that synchronize data with partner platforms. Evaluate traditional APIs and AI agent protocols such as MCP, shape the technical roadmap, collaborate with Product, Design, and Data Science, establish engineering practices, review code, and mentor engineers. The role requires end-to-end project ownership in an ambiguous, evolving domain.