Advanced Software Engineer

In this role, you will design, develop, test, and maintain scalable software solutions that support Honeywell’s connected products and digital platforms. You will work across the full software development lifecycle while providing technical leadership for software quality, test strategy, automation, and release readiness.

You will collaborate with software, hardware, firmware, systems, quality, cybersecurity, and product management teams to deliver secure, reliable, and high-performing solutions for Honeywell’s connected product portfolio.

• Design, develop, test, and maintain scalable enterprise software applications and cloud services.
• Build and maintain modern full-stack applications using C#, .NET, ASP.NET Core, and contemporary front-end frameworks.
• Develop and integrate RESTful APIs, microservices, event-driven services, and distributed application components.
• Lead the quality engineering strategy, test planning, execution approach, quality metrics, and release-readiness assessments.
• Provide technical direction and mentorship to QA and software engineers, coordinate testing priorities, and promote consistent quality practices across delivery teams.
• Define and implement automated test frameworks for unit, API, integration, functional, regression, system, and end-to-end testing.
• Plan and lead performance, load, stress, endurance, scalability, capacity, reliability, and resiliency testing using recognized industry practices.
• Establish CI/CD quality gates, defect management practices, requirements traceability, test reporting, and continuous improvement measures.
• Collaborate with hardware, firmware, systems, product, cybersecurity, and quality teams to validate integrated device-to-cloud solutions.
• Lead troubleshooting, defect triage, root-cause analysis, and resolution of complex application, integration, and system-level issues.
• Support connected devices, gateways, panels, and cloud services within IoT ecosystems.
• Participate in architecture and design reviews and contribute to engineering standards, innovation, and technical excellence.

YOU MUST HAVE 

• Minimum of 6 years of experience designing, developing, testing, and delivering enterprise software applications, SaaS solutions, cloud services, or connected product solutions.
• Minimum of 5 years of experience developing enterprise software using C#, .NET, ASP.NET Core, RESTful APIs, cloud-native architectures, microservices, and distributed systems.
• Minimum of 3 years of full-stack development experience using Angular or React, TypeScript, JavaScript, HTML, and CSS
• Minimum of 1 year of experience with Microsoft Azure, Azure SQL, Azure Cosmos DB or other cloud services, including application deployment, data modeling, and performance optimization.
• Minimum of 3 years of experience leading quality engineering and test automation efforts, including test strategy, planning, execution, defect management, release readiness, and automated testing for APIs and web applications.
• Minimum of 2 years of experience conducting performance, load, stress, scalability, reliability, and resiliency testing.

WE VALUE

• Experience serving as a Quality Lead, Test Lead, SDET Lead, or technical leader for multidisciplinary QA teams.
• Experience with industry-standard tools such as Playwright, Selenium, Cypress, Postman, REST Assured, JMeter, LoadRunner, k6, NUnit, or xUnit.
• Knowledge of recognized quality engineering practices, including risk-based and shift-left testing, test pyramids, requirements traceability, defect prevention, and continuous testing.
• Experience interpreting performance baselines, service-level objectives, throughput, latency, resource utilization, bottlenecks, and capacity trends.
• Experience developing software for IoT-enabled products and connected systems.
• Experience integrating cloud applications with hardware devices, gateways, sensors, panels, embedded software, or edge systems.
• Knowledge of MQTT, TCP/IP, HTTP/HTTPS, WebSockets, BLE, and Wi-Fi.
• Experience with device-to-cloud architectures, telemetry, remote device management, and event-driven messaging.
• Experience with Azure App Service, Functions, Service Bus, Storage, Key Vault, Application Insights, and Azure DevOps.
• Experience with Docker, Kubernetes, infrastructure automation, and containerized deployments.
• Knowledge of OAuth 2.0, OpenID Connect, managed identities, OWASP guidance, security testing, and cybersecurity practices for connected products.
• Experience in industrial automation, building technologies, fire and life safety systems, or other connected-product domains.

BENEFITS OF WORKING FOR HONEYWELL

In addition to a performance-driven salary, cutting-edge work, and developing solutions side-by-side with dedicated experts in their fields, Honeywell employees are eligible for a comprehensive benefits package. This package includes employer-subsidized Medical, Dental, Vision, and Life Insurance; Short-Term and Long-Term Disability; 401(k) match, Flexible Spending Accounts, Health Savings Accounts, EAP, and Educational Assistance; Parental Leave, Paid Time Off (for vacation, personal business, sick time, and parental leave), and 12 Paid Holidays. For more information visit: Benefits at Honeywell

The application period for the job is estimated to be 40 days from the job posting date; however, this may be shortened or extended depending on business needs and the availability of qualified candidates. Posting Date: 9/25/2026

ABOUT HONEYWELL TECHNOLOGIES

Honeywell Technologies is a global, pure-play automation company with a legacy of innovating to help solve the world’s most mission-critical challenges, enhancing the quality of life for people and communities around the world. We serve the building, industrial, and process sectors with a broad portfolio of services, solutions, and products, underpinned by our Honeywell Technologies Accelerator operating system and Honeywell Technologies Forge intelligence layer. By combining the deep domain expertise of our more than 50,000 employees with decades of data from our global installed base, we are uniquely positioned to lead the industrial sector’s transition from automation to autonomy.

THE BUSINESS UNIT

Honeywell Building Automation (BA) is a leading global provider of products, software, solutions, and technologies that enable building owners and occupants to ensure their facilities are safe, energy efficient, sustainable, and productive. BA products and services include advanced software applications for building control and optimization; sensors, switches, control systems, and instruments for energy management; access control; video surveillance; fire products; and installation, maintenance, and upgrades of systems. Revenues in 2022 for BA were $6B and there are approximately 18,000 employees globally. To learn more, please visit https://buildings.honeywell.com/