Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed. Lennox is a global community that values each team member’s contributions and offers a supportive environment for career development. Come, stay, and grow with us.
EMPLOYER: Lennox International Inc.
JOB TITLE: Lead Application Developer
LOCATION: 2140 Lake Park Blvd, Richardson, TX 75080 (Hybrid role, may work from home)
DUTIES:
- Lead the end-to-end architecture and design of enterprise-grade applications using .NET technologies.
- Define and enforce coding standards, architecture best practices, and DevOps pipelines.
- Provide technical direction, mentorship, and code review guidance to developers and junior team members.
- Drive modernization of legacy applications toward microservices, cloud-readiness, or clean architecture models.
- Design, develop, and maintain web and API-based applications using C#, ASP.NET Core, MVC, and Web API.
- Write optimized SQL Server code including stored procedures, views, triggers, and performance tuning.
- Implement responsive UI using HTML, CSS, JavaScript, and front-end libraries (React/Angular optional).
- Maintain and enhance SSRS reports and other reporting deliverables.
- Participate in Agile ceremonies and ensure timely and quality delivery of sprint goals.
- Collaborate with Product Owners, QA, DevOps, and stakeholders to ensure business alignment.
- Manage code branching strategies, CI/CD pipelines, and deployment automation.
- Ensure application performance, security, and scalability through proactive testing and monitoring.
- Troubleshoot complex application and database issues in production environments.
- Manage documentation of technical design, user guides, and support handovers.
REQUIREMENTS:
- Bachelor’s or foreign equivalent degree in Computer Science, Electronics Engineering, Software Engineering, or a related field, and 6 years of progressive, post-baccalaureate experience in the job offered, or as a Software Developer, Programmer Analyst, Senior Software Engineer, Project Lead, or in a related/similar position.
- Experience therein to 6 years in the following:
- Designing, developing, and supporting mobile and web-based applications, including background processes, reports, and SQL stored procedures;
- .NET ecosystem, including C#, ASP.NET MVC, .NET Core, Web API, and Entity Framework;
- Developing front-end and back-end applications;
- Maintaining database objects including Stored Procedures, Functions, Jobs in Microsoft SQL;
- Developing or supporting mobile application, including iOS Native, and Xamarin;
- Ensuring application responsiveness, developing security and data protection measures, and supporting future development initiatives;
- Code reviews, debugging code, automating tasks through scripting, and designing and writing reports using SSRS; and
- Collaborating with internal and external teams.
Hybrid role, ability to work from home
CONTACT: Refer to Job # TIWP-W
#IND-DNI
#PDN-DNI
#LI-DNI
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