Top Software Engineer Jobs in Phoenix – Mesa – Scottsdale, AZ

Lead CICS systems engineer responsible for CICS engineering, maintenance, performance tuning, debugging and dump analysis in a 24x7 Sysplex/CICSPlex environment. Interface with developers and operations, perform upgrades and SMP/E maintenance, monitor with Sysview/CICS tools, support WebSphere MQ and COBOL applications, and provide on-call support to resolve production issues.

Designs and develops enterprise software applications, including ETL data pipelines, real-time integrations, master data management, data cleansing, governance, validation, enrichment, reporting, and dashboards. The role supports CRM, ERP, and marketing platform integrations, collaborates with cross-functional teams, and optimizes data management platforms using Agile methodologies. Remote work is permitted, with travel to unanticipated client locations within the United States.

Evaluate AI coding-agent interactions for usefulness, correctness, engineering judgment, reasoning quality, and developer trust. Provide clear, opinionated feedback, distinguish response-quality levels, and help define standards for excellent interactions with tools such as OpenAI Codex, Claude Code, and Cursor. This contract role requires staff- or principal-level software engineering experience and familiarity with modern AI-assisted development workflows.

Develop and maintain Choice Hotels’ native mobile applications in a collaborative software engineering team. Responsibilities include writing clean code, delivering tested features to QA, contributing to sprint reviews and retrospectives, collaborating with Product, Design, and Analytics, and following software development best practices. The role requires mobile development experience with Java, Swift, or Kotlin and familiarity with AWS environments, testing, source control, and Agile methodologies. It is an individual contributor role requiring four days onsite in Scottsdale, Arizona.

Develop and maintain LAMP-based web applications (SaaS, custom operations, ecommerce, financial databases). Rewrite client-server apps for LAMP, customize open-source software, and work with PHP, HTML/CSS/JavaScript and MySQL/PostgreSQL.

Design, build, and optimize scalable front-end features for global ticketing platforms. Provide technical leadership, write RFCs, mentor developers, perform code reviews, ensure performance and security, support releases and incidents, and collaborate cross-functionally to deliver high-performance B2B and customer-facing applications.

Lead full-stack development and co-manage a lean engineering team to build SunCore's web and mobile infrastructure. Implement CI/CD, migrate hosting to DigitalOcean with Cloudflare, migrate CRM to HubSpot via Zapier, integrate multiple APIs and third-party services, and deliver a secure Flutter mobile app and dashboard with SOC2-level security, 2FA/biometric login, and wallet integrations.

Leads software engineering initiatives, including strategic planning, design, coding, testing, debugging, documentation, upgrades, and deployments. Develops and integrates Java APIs using SOAP, REST, and JSON; evaluates technical challenges; resolves complex issues; and supports Agile, CI/CD, and DevOps practices. Acts as a project lead and escalation point, mentors less experienced staff, and collaborates with technical peers and managers.

Responsible for architecting and developing .NET web applications, defining product requirements, managing technical direction, and mentoring team members.

Lead development of Java services with a focus on microservices, system design, and Continuous Integration tools, collaborating with architects and clients.