Top Senior Software Engineer Jobs in Tucson, AZ

Build and operate high-throughput data ingestion and ETL pipelines that transform autonomous pentest outputs into structured, queryable data. Responsibilities include schema design, implementation, testing, deployment, monitoring, data normalization, production troubleshooting, and collaboration on data contracts with downstream teams. The role uses Go and/or Python, message queues, relational and graph databases, Kubernetes, Docker, and AWS. It also provides engineering guidance to less experienced team members.

Lead the technical vision for test automation and quality architecture across cloud, web, and mobile systems. Design scalable testing frameworks, integrate automation into CI/CD pipelines, analyze quality metrics, mentor engineers, guide technical decisions, and communicate outcomes to engineering leadership. The role emphasizes Playwright with TypeScript, Maestro with YAML, API and integration testing, system validation, and AI-first automation practices.

Lead backend architecture and engineering initiatives for a programmatic advertising platform. Design and optimize high-throughput, latency-sensitive ad-serving and auction systems; integrate SSPs, DSPs, exchanges, and other partners; improve reliability and performance; and guide technical strategy. The role also involves mentoring engineers, conducting code reviews, driving major projects from architecture through production, and collaborating with Product and other stakeholders.

Lead and mentor a team of engineers while contributing hands-on to complex features. Define architecture, drive development best practices, conduct code reviews, coordinate cross-functional requirements, and ensure timely delivery of high-quality ecommerce marketplace software.

Design, develop, and operate highly scalable and resilient Azure VM Scale Set cloud services. Own features from architecture through deployment and operations, solve distributed-systems challenges at hyperscale, and drive reliability, security, performance, disaster recovery, testing, monitoring, automation, and engineering best practices. Collaborate across teams to deliver platform capabilities and customer outcomes.

Develop, maintain, enhance, and support a mission-critical HUD enterprise application using Java, JavaScript, SQL, and related web technologies. Responsibilities include full-stack development, UI and API implementation, database workflows, troubleshooting, code reviews, testing, releases, deployment support, documentation, and compliance with security and accessibility standards.

Design, build, test, deploy, and operate scalable, secure Azure networking software and automation tools. Act as DRI, monitor production, troubleshoot incidents, run root-cause analysis, and drive reliability, performance, and cost improvements. Collaborate with PMs and architects, participate in design/code reviews, mentor engineers, and champion security, privacy, and compliance.

Design and develop scalable C++ software for endpoint state and control across Windows, macOS, and potentially Linux. Build reliable, multi-process systems that enforce endpoint behavior, manage local state, support IPC, and operate across millions of devices. Responsibilities include implementing features, improving platform performance, writing design documents, defining architecture and IPC contracts, and making technical decisions in an evolving, sparsely documented environment.

Lead as a customer‑embedded principal engineer to design, build, and ship production-grade solutions. Translate business needs into technical approaches, influence senior stakeholders, accelerate delivery in ambiguous environments, and transition work to FDE crews while driving long-term account impact.

Develop and document enterprise-grade SaaS platform functionality while improving quality and performance. Responsibilities include full-stack development, functional and unit testing, defect triage, code reviews, API and process documentation, operational support in regulated environments, and collaboration within Agile and DevOps teams. The role requires expertise in C#, ASP.NET Core, T-SQL, Entity Framework Core, web technologies, software design, debugging, distributed architectures, and high-performance APIs.

Build and operate secure, scalable multi-cloud infrastructure across AWS, GCP, and networking platforms. Develop self-service tooling, infrastructure-as-code defaults, cloud guardrails, and standardized platform patterns. Lead cross-team infrastructure initiatives, technical investigations, and operational improvements while partnering with security, compute, routing, and other infrastructure teams.

Build and operate blockchain network infrastructure integrating protocols such as Bitcoin and Ethereum with internal services. Design reliable APIs, SDKs, data contracts, observability, and SLOs; lead multi-quarter chain integrations, architecture modernization, and migrations. Improve latency, reliability, and cost for high-throughput distributed systems while owning production services and on-call responsibilities.

Provides technical leadership for Azure SQL databases supporting a highly available Azure service. Responsibilities include database performance tuning, reliability and capacity planning, schema changes, data migrations, observability, incident response, root cause analysis, operational automation, and technical strategy. The role partners with software engineers, SREs, and architects to improve scalability, durability, cost efficiency, and long-term service reliability across teams.

Designs application workflows, feature designs, testing protocols, and QA solutions for healthcare IT systems. Provides tier-2 and tier-3 support, troubleshoots complex incidents, evaluates application performance, analyzes service metrics, and coordinates with technology teams. Acts as a product owner and subject matter expert, facilitates Agile practices, mentors junior staff, documents workflows, communicates technical concepts, and partners with business and development teams to deliver quality solutions.

Lead design and delivery of enhancements to a next-generation AI agent platform. Own large features and infrastructure, mentor engineers, set technical standards, drive cross-team initiatives, improve reliability and SLOs, and influence product and process decisions to scale systems supporting millions of interactions.

Leads the architecture and development of Greyspace, a realistic simulated internet for cyber ranges. Designs distributed services, APIs, orchestration, networking behavior, isolation boundaries, and operator workflows. Builds and reviews production software, validates DNS, TLS, web, and mail services, and ensures reliability through testing, observability, performance validation, recovery procedures, and deployment readiness. Partners across Product, Security, infrastructure, and engineering teams while mentoring engineers and driving technical standards.

Develop and enhance primarily front-end financial and benefits products using React, JavaScript, TypeScript, and Node.js. Build scalable web applications, APIs, integrations, and infrastructure; contribute to product requirements; write automated tests; troubleshoot production issues; and support secure, high-availability systems. Collaborate cross-functionally in an agile environment while working with databases and cloud technologies.

Design and implement PostgreSQL internals and indexing/query features for large-scale document workloads, extend query engine with BSON-aware operators and custom scan nodes, tune index pruning and storage, profile distributed systems for performance, collaborate with open-source DocumentDB/PostgreSQL communities, and participate in design/code reviews.

Lead test strategy for Akamai’s custom Linux kernel and OS imaging process. Design scalable automated test frameworks, validate hardware compatibility, performance, reliability, and security, and develop test suites for new hardware platforms. Troubleshoot low-level system issues, enhance build and continuous testing infrastructure, establish quality standards, and mentor junior engineers.

Design, build, and maintain scalable cloud infrastructure using AWS, GCP, or Azure. Implement SRE practices, monitoring, observability, capacity planning, Kubernetes and Helm deployments, CI/CD pipelines, automation, and cloud security controls. Collaborate with cross-functional teams, ensure compliance, and mentor engineers while improving reliability, availability, scalability, and performance.

Lead technical strategy and execution for multi-quarter initiatives, build and maintain software systems using AI, mentor and elevate engineers, collaborate across disciplines, and protect user privacy and security. The role involves working in an AWS and Kubernetes environment with technologies including Python, TypeScript, React, Go, Airflow, dbt, and Claude Code.

Own operations and reliability for hyperscale Azure GPU clusters and interconnect fabrics. Lead production incident triage, mitigation, recovery, root-cause analysis, and cross-stack debugging across hardware, PCIe, GPUs, firmware, drivers, and software. Develop automation, telemetry, diagnostic tools, operational playbooks, and escalation procedures to improve observability and reduce mitigation time. Partner with engineering teams and manufacturers to resolve systemic issues affecting AI training stability, GPU availability, and customer SLAs.

Define architectural direction for Azure Specialized platform services and lead the design of highly available distributed cloud systems. Drive reliability, scalability, observability, security, diagnostics, and operational improvements across engineering organizations. Establish service health frameworks, SLOs, metrics, and governance for mission-critical services. Mentor engineers, influence technical strategy, resolve complex cross-system challenges, and advance AI-assisted troubleshooting and platform modernization.

Design, develop, test, and deliver enterprise applications, APIs, services, integrations, and web applications. Own projects from architecture and technical design through production release and handoff. Troubleshoot complex issues across applications, databases, integrations, and cloud environments; contribute to architecture, code reviews, testing, CI/CD, documentation, and production support. Partner with Product, QA, Architecture, and engineering teams to deliver scalable, secure, maintainable solutions.

Design, build, and ship full-stack monetization features spanning payments, subscriptions, checkout, entitlements, reconciliation, and payouts. Integrate payment providers and third-party APIs while ensuring idempotency, retry handling, webhook reliability, and graceful degradation. Instrument features to improve conversion and payment recovery, collaborate with product, design, finance, and partnerships, and mentor engineers while using AI-assisted development.