Top Senior Level Software Engineer Jobs in CO

Design and lead the technical strategy for search across Vannevar’s products. Build and improve full-text, vector, and LLM-powered retrieval systems, optimizing latency, relevance, index quality, freshness, and performance. Collaborate with ML, product, design, and mission strategy teams to translate user needs into search innovations. Apply expertise in information retrieval, NLP, machine learning, indexing, ranking, query parsing, tokenization, vector search, and evaluation frameworks.

Lead the ToastNow engineering team in delivering high-quality native mobile experiences for restaurant operators. Drive planning, execution, cross-functional collaboration, backlog development, production quality, monitoring, and issue resolution. Hire, mentor, and develop engineers while fostering diverse, high-performing teams. Champion AI tools and practices to improve development speed, quality, and team velocity.

Leads and scales the HR Engineering team supporting Workday and related HR applications. Provides technical and functional mentorship, oversees Workday operations, drives automation, upgrades, process improvements, testing, and implementations. Partners with stakeholders, security teams, vendors, and geographically distributed teams to deliver secure, scalable HR technology solutions. Manages vendor RFPs and relationships while coordinating technical projects and continuous improvement initiatives.

Lead frontend development for Coinbase identity experiences including login, signup, OAuth, account security, and multi-factor authentication. Own projects from design through deployment and monitoring, guide Native versus Webview architecture, author technical designs, resolve systemic technical debt, lead on-call and incident response, and mentor engineers.

Leads and develops a software engineering team through coaching, feedback, hiring, and career growth. Partners with product and engineering leadership on priorities, execution, architecture, and technical strategy. Reviews system designs, evaluates tradeoffs, supports code reviews, and drives improvements in scalability, reliability, performance, testing, and engineering processes. Works remotely with cross-functional leaders to deliver and maintain veterinary software products.

Lead the architecture and delivery of large-scale React and React Native applications across web and mobile. Establish frontend standards for performance, accessibility, reliability, and maintainability; build shared component libraries and design systems; resolve complex frontend and cross-stack issues; partner with product, design, and backend teams; and mentor engineers while shaping technical strategy across multiple product areas.

Lead architecture and delivery of complex web and mobile product initiatives. Build React and React Native applications, scalable components, APIs, data models, and shared libraries. Establish engineering standards, improve testing, performance, security, and reliability, and optimize database queries. Mentor engineers, guide technical decisions, and partner with leadership and stakeholders to shape the product roadmap. This is a fully remote role supporting veterinary clinic operations and supply-chain workflows.

Leads software engineering teams responsible for vulnerability remediation, application ownership, application support, and delivery. Oversees development and maintenance projects, security and compliance, operational standards, resource planning, service quality, and continuous improvement. Coaches employees, manages performance and career development, coordinates cross-functional stakeholders, and ensures applications meet business requirements and quality standards.

Designs and leads development of scalable enterprise software, distributed systems, microservices, APIs, backend services, batch-processing systems, and data workflows. Provides technical leadership in architecture, integration, cloud development, security, performance, testing, deployment, and modernization. Collaborates with stakeholders and DevOps teams, participates in code reviews, supports production environments, troubleshoots issues, improves reliability, and mentors engineers across distributed teams.

Leads a 20-plus-person distributed Review Engineering organization across three agile squads. Owns technical direction, production reliability, incident response, system scalability, delivery metrics, hiring, performance management, and engineering career growth. Partners with Product, Design, Security, Clinical Operations, and peer engineering teams to deliver reliable, secure, high-quality systems in a regulated healthcare environment.

Own and lead the technical direction of a major codebase section while designing, building, testing, documenting, and maintaining secure, scalable API-based decisioning products. Partner with product, engineering, and security teams on agile delivery, troubleshoot production issues, meet SLA requirements, and participate in an on-call rotation.

Senior frontend engineer responsible for building responsive, accessible web interfaces using modern HTML/CSS/JavaScript frameworks, consuming RESTful APIs, working in agile teams, and supporting CI/CD and containerization workflows.

Design, build, and maintain scalable, reliable full‑stack systems. Contribute to API and architecture design, write testable code, debug complex issues, improve performance, automate deployments, and mentor junior engineers while collaborating with cross‑functional teams.