Top Senior Engineer Jobs in Denver & Boulder, CO

Leads software quality engineering across digital banking products by designing scalable automated tests, expanding frameworks, integrating testing into CI/CD, analyzing defects, and closing testing gaps. Partners with engineering and product teams on quality strategy, reviews automation code, mentors SDETs and QA professionals, leads testing teams, supports bug triage, and establishes consistent testing standards across multiple product areas.

Build the core AI platform for an AI-native trading experience. Develop a high-performance Rust backend supporting streaming responses, low-latency tool execution, caching, and model orchestration. Design secure, observable APIs and runtime components with authentication, authorization, rate limiting, auditing, tracing, retries, and fallbacks. Build safe trading action infrastructure with deterministic previews, confirmations, idempotency, and audit logs while partnering with product and frontend teams.

Build and maintain automated data quality testing for customer data pipelines. Responsibilities include developing dbt, Soda, and SQL checks; validating schemas, loads, sequencing, and downstream reconciliations; detecting anomalies; managing severity levels and customer overrides; reporting quality metrics; and partnering with engineering teams to embed testing into new pipelines. The role requires strong backend testing, SQL, Python, Airflow, and Databricks experience, along with excellent debugging and communication skills.

Manage and enhance identity infrastructure operations in CrowdStrike’s federal cloud environments. Responsibilities include identity provider operations, application lifecycle management, access troubleshooting, security control compliance, automation, monitoring, alerting, tier 2/3 support, root cause analysis, stakeholder communication, and on-call support. The role focuses on IAM security, scalability, FedRAMP and DoD requirements, and collaboration with Engineering and IT teams.

Own and deliver highly available, low-latency backend identity systems supporting consumer onboarding, authentication, and verification. Lead quarterly team goals, guide engineers through ambiguous problems, collaborate with product and design partners, monitor system reliability, improve engineering standards, support on-call operations, and mentor team members. The role requires designing and launching distributed systems at scale using Python or Kotlin, AWS, MySQL, and Kubernetes.

Performs medical device audits, technical file reviews, conformity assessments, and regulatory project management for global certification schemes. Advises clients on quality and regulatory requirements, resolves complex engineering and variation issues, develops specialized test methods, and communicates project results. The home-based role requires extensive domestic and international travel, client interaction, technical judgment, and oversight of peer auditors.

Develop and operate CrowdStrike’s internal cloud management platform and mission-critical CI/CD pipelines. Build APIs and UIs using Go and TypeScript, improve developer productivity, integrate tooling, maintain cloud-native infrastructure, and support secure, highly available software delivery systems. Collaborate with development, infrastructure, security, and SRE teams, ensure SOC2-aware processes, and participate in on-call operations.

Designs, develops, aligns, integrates, and tests optical systems for airborne, space-based, defense, intelligence, scientific, and commercial applications. Works hands-on with optical hardware, validates components, supports optical subsystem development, participates in design reviews, and contributes to proposals, RFIs, and white papers. The role requires collaboration across engineering teams and may involve laboratory, cleanroom, production, and field environments.

Designs, develops, aligns, integrates, and tests optical systems and subsystems for airborne, space-based, defense, intelligence, and commercial applications. The role involves hands-on optical hardware work, component procurement and validation, analytical engineering, design reviews, proposal support, and technology development. Candidates will collaborate cross-functionally in laboratory, cleanroom, production, and office environments while supporting advanced optical programs.

Leads the Trek spacecraft product line as Chief Engineer, owning the technical baseline, architecture, requirements, verification, integration, testing, risk management, and technical roadmaps. Coordinates multidisciplinary teams, suppliers, customers, and company programs while managing cost and schedule baselines. Leads design and readiness reviews, supports proposals and IRAD initiatives, and coaches systems engineers throughout the spacecraft lifecycle.

Design, develop, align, integrate, and test optical systems for airborne and space-based applications. Work hands-on with optical hardware, validate components, support subsystem development, participate in design reviews, and contribute to proposals, RFIs, and white papers. The role requires collaboration across engineering teams and may involve laboratory, production floor, cleanroom, and remote research environments.

Leads advanced product quality engineering throughout new product development, from concept and design through qualification, production readiness, and full-rate production. Develops quality strategies, evaluates product and process risks, supports design reviews, manages AS9145 activities, chairs Material Review Boards, validates MBSE/SysML models, and ensures manufacturability, compliance, traceability, and production quality.

Leads multidisciplinary teams delivering AI-enabled, cloud-native applications on AWS. Oversees architecture, development, testing, deployment, modernization, platform engineering, security, reliability, and client advisory activities. Translates business objectives into technical roadmaps, guides complex engineering work, coordinates cross-functional architecture reviews, communicates delivery risks and options, and coaches teams across multiple workstreams.

Supports RF payload and signal-chain design, requirements development, margin management, system performance analysis, interface documentation, verification planning, and hardware/software test activities. Collaborates across optical, thermal, calibration, focal-plane, and AI&T disciplines throughout the program lifecycle. The role supports technical reviews, proposals, customer presentations, and payload sell-off activities while requiring extensive RF or electro-optical systems experience and an active Top Secret/SCI clearance.

Supports RF payload and signal-chain design, requirements development, systems engineering, margin management, performance analysis, interface documentation, verification, and hardware/software test activities. Collaborates across calibration, optical, thermal, focal-plane, and AI&T disciplines while supporting program reviews and payload sell-off. The role requires on-site work five days per week and involves classified defense and space systems.

Embed with test operations to develop and enforce safety procedures and hazard analyses for propulsion, fluids, mechanical, and high-energy tests. Serve as on-site safety authority, conduct test readiness reviews, oversee hazardous material handling and compliance (DOT, EPA, OSHA), lead incident investigations, manage emergency response planning, provide safety training, perform exposure monitoring and audits, and interface with regulatory and range safety authorities.

Leads technical strategy, architecture, and engineering execution across Atlassian’s Rovo Chat, Search, Growth, Apps, and Clients experiences. The role drives scalable AI foundations, Search and Chat convergence, personalization, experimentation, reliability, security, and operational excellence. It involves leading cross-organizational initiatives, partnering with product, design, data science, and machine learning teams, mentoring senior engineers, and shaping multi-year technical roadmaps for customer-facing applications.

Build and maintain core infrastructure for developing, training, evaluating, deploying, and operating machine learning models and pipelines for Atlassian’s GenAI products. Solve complex software infrastructure and architecture challenges, lead engineers through technical projects from design to launch, and collaborate with internal teams and customers. The role involves large-scale distributed systems, data processing, cloud platforms, CI/CD, and machine learning lifecycle support.

Designs scalable data architectures, ELT/ETL pipelines, data models, quality frameworks, and self-service data platforms. Partners with engineering, product, program, leadership, and data science teams to translate business needs into technical solutions. The role includes end-to-end technical ownership, large-scale batch and streaming data processing, mentoring junior engineers, system optimization, and on-call support for platform stability.

Build and ship backend features end-to-end using Ruby on Rails and SQL. Lead complex technical projects, solve architecture challenges, establish standards, conduct meaningful code reviews, resolve high-risk bugs, document systems, collaborate across engineering teams, and mentor junior engineers.

Build and deploy production-grade AI and machine learning solutions for marketing and sales, including LLM agents, data-quality pipelines, semantic search, RAG, analytics, and integrations with Salesforce, Marketo, and Adobe platforms. Define evaluation and governance practices, monitor AI services, implement privacy controls, and collaborate with platform teams. Train and mentor technical and business stakeholders on responsible AI adoption while supporting DevOps, incident response, and operational runbooks.

Own data pipelines into and out of the warehouse, dbt models, data integrity, governance, identity resolution, reverse ETL, and quality monitoring across growth, lifecycle, and brokerage data. Partner with product, marketing, and operations teams to establish data contracts, ensure accurate and timely business metrics, and support regulated financial data requirements.

Build and architect Clear Street Active, a high-performance trading platform for active traders. Develop responsive web interfaces integrating real-time market data, low-latency execution workflows, and advanced trading tools. Collaborate with cross-functional teams on large-scale initiatives while emphasizing scalability, performance, API quality, maintainability, and developer experience.

Designs, builds, secures, and governs RESTful and GraphQL APIs supporting member, chapter, and agentic AI ecosystems. Owns API lifecycle management, semantic data models, versioning, testing, documentation, observability, CI/CD, and infrastructure as code. Implements serverless, event-driven AWS architectures with strong IAM, privacy, consent, and explainability controls. Collaborates across Product, Data Architecture, IT, Security, and ML teams to deliver reliable, scalable, secure, and governed APIs.

Lead the design, development, and implementation of resilient pricing tools using Python and cloud technologies. Improve automation, deployment reliability, testing, documentation, and technical standards. Coordinate complex projects, research new development practices, identify technical blockers, and mentor junior developers. Collaborate with stakeholders while developing expertise in insurance pricing and supporting applications built with technologies such as Streamlit, Flask, Docker, Kubernetes, and cloud compute.