Top Software Engineer Jobs in CO

Principal Software Engineer responsible for designing and developing enterprise software, making architectural and technical decisions, maintaining shared infrastructure and components, and improving security, performance, and reliability. The role mentors developers, establishes engineering standards, collaborates with product and design teams, supports existing products, troubleshoots complex issues, contributes to CI/CD and cloud initiatives, and works directly with customers and distributed teams.

Design, build, and own backend services, APIs, and integrations supporting customer care workflows. The role connects Salesforce, billing, identity verification, document management, and iPaaS platforms; requires automated testing, code reviews, incident response, performance monitoring, and cross-functional collaboration. The engineer will also apply AI tools and may build production LLM solutions.

Designs, builds, and ships scalable full-stack features for Toast’s restaurant and retail technology platform. Responsibilities include developing resilient backend services and APIs, responsive web interfaces, distributed systems, and high-throughput enterprise solutions using Java, Kotlin, React, and TypeScript. The role requires solving ambiguous technical problems, ensuring system reliability and observability, applying engineering best practices, collaborating cross-functionally, and mentoring engineers.

Leads enterprise-wide software architecture and engineering initiatives for highly distributed, large-scale systems. Designs and delivers new services, evaluates technologies and frameworks, drives engineering standards, prototypes solutions, and resolves architectural challenges. Provides technical leadership through mentoring, architecture reviews, cross-team consultation, public speaking, technical writing, hiring interviews, and engagement with external engineering communities. Remains hands-on in software architecture, design, implementation, performance analysis, and reliability.

Build and architect scalable React Native mobile applications from scratch. Lead technical decisions involving app structure, patterns, libraries, coding standards, and architecture. Collaborate with cross-disciplinary teams, mentor engineers, conduct code reviews, plan major projects, and promote high-performance software engineering practices using Agile methodologies.

Build scalable backend services and infrastructure for mobile and web products. Design secure RESTful APIs, architect high-performance systems, apply engineering best practices, estimate and track Agile tasks, mentor teammates, collaborate with clients and engineers, and take ownership of technical solutions.

Lead development of custom Shopify themes and apps, optimize storefront performance and SEO, integrate APIs and third-party services, and collaborate with design, strategy, and engineering teams. The role requires maintaining scalable Shopify solutions, applying responsive design and modern development practices, and staying current with Shopify platform updates. This is a fully remote position with flexible work location and professional development support.

Design, build, test, deploy, monitor, and support scalable enterprise software across the full lifecycle. Evaluate requirements, estimate effort, identify risks, collaborate with Product Management, conduct code and design reviews, and improve architecture and development practices. The role requires full-stack Java and modern front-end experience, API and event-driven integration expertise, database design, incident response, and CI/CD experience with Docker and Kubernetes.

Leads and develops a software engineering team responsible for real-time, event-based bonus systems. Oversees people, delivery, governance, quality, architecture, risk mitigation, and process improvement. Drives SDLC transformation through AI and agentic workflows, removes delivery blockers, mentors developers, and remains hands-on with technical solutions. The role requires expertise in scalable, highly available, low-latency systems, server-side and frontend development, databases, messaging, and middleware.

Lead a small team developing and supporting a business-critical verification platform. Design and deliver scalable, maintainable, performant systems during a ground-up re-architecture using Golang, React, cloud platforms, Kafka, SQL, .NET, and TypeScript. Provide technical leadership, solution governance, estimation, hands-on development, escalation support, code-quality oversight, and coaching while collaborating with UK teams and ensuring reliable delivery.

Build and maintain production frontend applications for mission-critical communications software. Develop reusable UI components, integrate frontend systems with APIs and backend services, implement testing and CI/CD pipelines, resolve defects and performance issues, and support technical documentation. Translate requirements into development tasks, contribute to agile planning, provide technical leadership and mentorship, and collaborate with engineering, UI/UX, and customer stakeholders.

Leads the design and development of software solutions addressing complex business needs. Provides technical guidance, facilitates problem resolution, reviews coding and testing, prepares technical documentation, and applies modern development methodologies and tools. The role also supports application architecture, integration, testing, release management, and business initiatives while managing technology-related risks.

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.

Develops and maintains software requirements, architectures, algorithms, APIs, backend services, and user interfaces for SATCOM mission-planning systems. Supports Agile and DevSecOps development across design, integration, testing, and deployment, including CI/CD automation, vulnerability scanning, code reviews, and performance optimization. The role works with space and ground systems, geospatial visualization, databases, Kubernetes, and modern front-end technologies. It requires active Secret clearance, U.S. citizenship, full-time onsite work in Colorado Springs, and up to 10% travel.

Develop and maintain requirements, architecture, APIs, interfaces, and algorithms for SATCOM mission planning software. Support full software lifecycle in Agile/DevSecOps environments, build backend services, implement CI/CD pipelines, perform code reviews, and translate designs into modern front-end interfaces emphasizing automation, testing, security, and performance.

Develop and maintain high-performance networking platform software for switch and NIC Linux systems. Responsibilities include custom ASIC driver development, API creation, scalable and resilient systems programming, testing, debugging, documentation, and integration. The role leads software engineering projects, collaborates with internal and external development teams, contributes to architecture decisions, and mentors less-experienced engineers.