Top Senior Software Engineer Jobs in Tucson, AZ

Designs, develops, and leads scalable distributed microservices for a cloud-based healthcare platform. Works across .NET, SQL, Angular, Google Cloud, Azure, and Kubernetes while improving reliability, observability, security, performance, and automation. Provides architectural leadership, mentors engineers, handles sensitive PHI and PII, collaborates with stakeholders, and participates in on-call support. The role requires strong system design, troubleshooting, communication, and technical judgment.

Build, deploy, and own scalable consumer applications and services for a digital lending platform, with a focus on React frontend development. Responsibilities include designing features, automated testing, full software development lifecycle participation, collaboration with cross-functional teams, system scalability and reliability, technical debt reduction, mentoring frontend engineers, and using AI-driven coding agents and agentic workflows.

Design and build Go-based storage control-plane services, CSI drivers, integrations, and tooling for Kubernetes AI and compute workloads. Automate storage provisioning using Terraform/OpenTofu and GitOps tools, support hybrid and bare-metal deployments, and develop observability for performance and reliability. Integrate enterprise storage platforms such as Dell PowerScale and VAST across cloud, edge, and air-gapped environments, including K0rdent, Cluster API, Harbor, and PKI/TLS infrastructure.

Build and operate full-stack internal web applications and conversational AI bots using React, TypeScript, Node.js, Elasticsearch, Kibana, LLMs, RAG, and vector search. Responsibilities include technical design, development, testing, CI/CD deployment, feature flag management, production operations, and on-call support. The role also involves replacing legacy SaaS tools, integrating Elastic Stack capabilities, and using AI coding assistants to accelerate delivery.

Design, develop, and maintain complex distributed software systems. Translate product requirements into scalable, secure, modular designs; write well-tested code; lead design and code reviews; guide agile sprint teams; collaborate with stakeholders; and mentor engineers. The role also contributes to technical strategy, resolves delivery impediments, and promotes engineering best practices.

Staff Software Engineer responsible for setting technical direction, architecting scalable distributed systems, shipping high-impact features, and building AI-powered tools for a virtual healthcare platform. The role includes mentoring engineers, partnering with product and clinical leadership, translating user needs into technical solutions, and guiding frontend and backend application development in a fast-paced startup environment.

Develop and maintain secure client/server enterprise applications, appliance operating systems, release pipelines, and cloud infrastructure. Responsibilities include coding, testing, troubleshooting, patching, packaging, signing, and releasing software for on-premises and cloud deployments. The role collaborates with engineering, QA, support, and customers while managing AWS infrastructure, databases, security controls, documentation, and Agile development practices.

Build and improve Azure Kubernetes Service capabilities for Linux and Windows containers. Develop distributed cloud infrastructure, automation, observability tooling, and reliability improvements at global scale. Support AI-native infrastructure, including GPU orchestration, model deployment, inference, and platform operations. Accelerate engineering workflows, prevent production incidents, integrate AI tools, and contribute to Kubernetes and cloud-native platform innovation.

Designs and ships native iOS and Android features using Swift and Kotlin. Owns end-to-end mobile initiatives, aligns architecture and shared client contracts, maintains performance and app-size standards, translates product requirements into platform-appropriate implementations, and supports technical reviews, mentoring, pairing, and code quality across both platforms.

Develop and maintain PowerUp Sports’ software platform, build and release new features, integrate technologies, optimize PHP applications on Azure, manage SQL Server databases, participate in code reviews, mentor junior developers, and support scalable, reliable architecture.

Build and scale full-stack platform services for user onboarding, identity management, privacy controls, and secure public-safety workflows. Develop React applications, Node.js APIs, database models, and complex SQL queries. Containerize applications with Docker, deploy Kubernetes microservices using Helm, and leverage AWS services including S3, API Gateway, and SQS. Solve authentication, authorization, performance, and data-security challenges while shaping foundational platform architecture.

Leads architecture, design, development, testing, deployment, monitoring, and production ownership for complex software products. Guides engineering practices including TDD, pair programming, CI/CD, microservices, and distributed systems. Provides technical leadership across product teams, facilitates Agile ceremonies, resolves technical issues, and manages medium to large engineering teams. Advises direct reports on priorities, risks, budgets, administrative policies, and sourcing decisions while driving KPI achievement.

As a Principal Software Dev Engineer, lead full-stack engineering, oversee complex initiatives, mentor engineers, and align technical strategies with business goals to enhance content management systems.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Own and build Hercules’ billing, payments, subscriptions, usage-based billing, monetization, and commerce infrastructure. Integrate payment providers, support currencies and payment methods, and design reliable, low-latency systems with webhook processing, retries, reconciliation, and scalable usage metering. The role requires strong system design, architecture, data modeling, API design, code quality, product judgment, and proficiency with Hercules’ TypeScript-based stack, including React, Postgres, Redis, containers, and Temporal.

Build and own full-stack features across Hercules’s AI agent, app builder, hosting infrastructure, SDK, platform, and internal AI coding harness. Design scalable systems, APIs, data models, and SaaS capabilities including billing, identity, analytics, and notifications. Write maintainable code in monorepos, ship customer-facing features independently, and work with TypeScript, React, Postgres, Redis, Temporal, cloud infrastructure, and AI development tools.

Own Alkira’s global platform infrastructure, including Kubernetes clusters, CI/CD systems, shared databases and storage, service lifecycle, disaster recovery, Terraform modules, observability, and production tooling in Go or Python. Drive architectural decisions, cost reduction, reliability, security, and multi-team platform adoption while mentoring engineers and participating in on-call support.

Design and build shared backend services, APIs, distributed primitives, and developer tooling used by engineering teams. Own complex platform capabilities from architecture through production support, troubleshoot Linux-based environments, improve scalability and reliability, and participate in on-call rotations. Mentor engineers through code reviews and technical guidance while developing cloud-native microservices with Golang, gRPC, and Protobuf.

Design, integrate, and verify software and firmware for space-based optical instruments and payloads. Responsibilities include requirements allocation, systems architecture, technical budgets, simulations, test planning, verification and validation, risk mitigation, configuration control, and requirements traceability. The role supports spacecraft payload development, technical documentation, partner discussions, and software verification campaigns while mentoring engineers and providing technical leadership.

Develops, tests, documents, maintains, and enhances software solutions using established design principles and development practices. The role addresses defects, security vulnerabilities, and performance improvements; participates in requirements analysis, planning, and user story development; documents standards and changes; and collaborates with and mentors software engineers. Work involves .NET technologies, source control, software development lifecycle practices, and potentially Azure or AWS cloud development.

Develops, tests, documents, enhances, and maintains software solutions using established design principles and technical standards. Reviews systems, resolves defects, remediates security vulnerabilities, improves performance, analyzes user stories, and implements business solutions. Participates in software development processes, stays current with technology, mentors engineers, and helps plan and prioritize team development work.

Design and implement motion-planning software for autonomous vehicles, including behavior planning, trajectory generation, safety constraints, and real-time embedded performance. Integrate planning with perception, prediction, localization, and control systems. Validate solutions through simulation, closed-course trials, and on-road testing while addressing complex edge cases and collaborating with vendors, AI teams, and customers.

Build and own production software systems spanning embedded systems, real-time control, cloud services, and data pipelines. Responsibilities include architecture, coding, testing, reliability engineering, observability, incident response, technical design reviews, cross-functional hardware collaboration, hiring, and mentoring. The role requires strong systems fundamentals, distributed systems experience, debugging ability, and proficiency in at least one major programming language.

Develop full-stack software for secure, scalable satellite ground communications platforms. Responsibilities include building Python backend services and APIs, designing TypeScript front-end applications, implementing authentication, authorization, microservices, databases, testing, and cloud deployments. The role involves collaborating with MBSE and test teams, translating requirements into technical designs, troubleshooting production issues, supporting integrations, and presenting engineering recommendations. Work requires maintaining secure, reliable systems for U.S. Government missions.

Build and expand fintech and payment systems using Go, microservices, databases, and cloud technologies. Design production APIs and tooling, diagnose customer issues, manage full release lifecycles, document systems, and mentor engineers. Collaborate with product and business teams while guiding AI agents to produce maintainable, observable, testable code that meets engineering standards. Work independently in a high-availability environment and contribute to next-generation financial products.