Senior Software Engineer

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?

Watch Our Story:' '

Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.

At HDR, our employeeownership model shapes everything we do, including how we support and care for our people. Our diverse service lines, including Water, Architecture, Building Engineering Services, Field Services, Power, Waste, Industrial, and Transportation reflect our commitment to shaping resilient, sustainable, and forwardthinking communities around the world. Across these disciplines, our teams design and deliver solutions that safeguard public health, enhance quality of life, power innovation, and drive responsible growth. Whether advancing clean water, creating healing and learning environments, engineering nextgeneration facilities, or building the infrastructure that moves people and energy, our work is rooted in technical excellence and a shared sense of purpose. Our employeeowners collaborate across specialties, combining creativity, precision, and deep expertise to solve the most complex challenges facing our clients and communities.

In the role of a Senior Software Engineer, we'll count on you to:

• Duties include working in a professional environment with a national team of developers, geospatial analysts, engineers, scientists, business analysts, and planners
• The ability to take on critical development efforts from beginning to end delivering high quality software on time and budget
• Successful candidates will be able to plan and design software solutions as well as develop and deliver highly functional software needed to support project goals
• Ability to assess and self-assign development tasks based upon project requirements under the direction of the Lead Developer and lead moderate to complex development tasks from planning through delivery providing professional quality solutions within budget and schedule
• Performs code reviews and provides feedback as to its quality, structure and improvement, continuous improvement of technical and non-technical skillsets to progress in solution planning and development capability
• Provide mentoring to less experienced developers to help build up the AppDev Team
• Communication. Ability to share your ideas and work with other developers in a collaborative environment
• Problem solving. Knowing how to make a task easier, more maintainable and stable
• Curiosity. Knowing what's on the horizon in web and mobile development and when to use it
• Adaptability. Able to quickly learn and adapt to new technologies
• Ability to manage a complex range of tasks and meet deadlines
• Understanding and application of the agile development lifecycle

Preferred Qualifications

• A minimum of 6 year' experience in software development
• Experience with agile development practices through Jira
• NET Full stack experience
• JavaScript (including ES6), HTML, and CSS(SASS/LESS)
• Responsive web design and UI frameworks (Bootstrap, Foundation, etc.)
• JavaScript frameworks (Ember, React, etc.)
• Experience with server-side technologies (.NET, NodeJS, etc.)
• RESTful web services
• Cloud computing
• Unit testing and continuous integration and deployment
• Esri (ArcGIS Server/Enterprise (10.6+), Portal for ArcGIS, ArcGIS Online; development and management, publishing web or feature services, and creating SDE enabled databases

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Required Qualifications

• Bachelor degree or equivalent experience
• A minimum of 5 years practical web & application development experience
• GIS development experience desired
• An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees. Primary Location: United States-Texas-Round Rock Other Locations: United States-Texas-Austin Industry: Building Engineering Schedule: Full-time Employee Status: Regular BusinessClass: Digital Job Posting: Sep 28, 2026