Senior Software Developer

Position Title:

Senior Software Developer
Post-date: 11/13/2025
Closes:
The position is open until filled.
Status:
Full-Time, Exempt
Salary:
Title Range - $89,314 - $133,970
Hiring Range - $89,314 - $100,000

Location:

Maricopa Association of Governments, downtown Phoenix, Arizona.
Note: A minimum of three days per week in office is required.

About MAG
The Maricopa Association of Governments (MAG) is a group of local governments working together on issues that touch the lives of every resident. We are a regional planning agency that develops solutions in areas such as transportation, environmental and air quality, and human services.
MAG serves a thriving region of 5 million people. Our members include 27 cities and towns, three Native nations, and Maricopa and Pinal counties. Our planning area encompasses more than 10,000 square miles. MAG is the council of governments and the designated metropolitan planning organization for transportation planning for the greater Phoenix metropolitan area.
Visit (Use the "Apply for this Job" box below). to learn more. MAG is a great place to work. We offer a competitive salary, excellent benefits, and a collaborative environment where employee contributions make a real impact.

Your Team
MAG’s IT Software Development group creates and supports software that helps MAG and its member agencies carry out their mission. The team handles everything from planning and building new applications to maintaining and improving existing ones. Along with custom development, they support key systems like the ERP, GIS, database, and website CMS. The group also provides technical guidance for software projects developed by outside partners and other technological efforts across the organization.

The Position
The Senior Software Developer is responsible for designing, developing, and maintaining high-quality software solutions that meet the organization’s goals and objectives. As a technical leader, you will create technical specifications, troubleshoot end user issues and provide assistance, collaborate with cross-functional teams, and drive the adoption of best practices in software development.

• Designs, codes, tests, and maintains custom software systems by collaborating with various stakeholders to develop high-quality software solutions that meet or exceed customer expectations.
• Develops and maintains databases and software applications.
• Performs project planning for software development requirements. Identifies technical approach and operational feasibility.
• Facilitates collaborative code development and peer review.
• Serves as a trusted technical advisor to stakeholders, delivering timely, strategic guidance and support on complex technical issues.
• Diagnose, troubleshoot, and resolve issues with both custom developed and supported applications.
• Leads discussions with stakeholders to proactively shape and refine business needs and expectations and to define the specifications of features and enhancements to custom software, ensuring their feasibility and seamless integration with existing architecture.
• Develops technical documentation to guide future software development projects

The Candidate
The ideal candidate brings a strong background in software design and development, with hands‑on experience across the full development life cycle. They demonstrate excellent problem‑solving and analytical skills, a commitment to writing clean and maintainable code, and a proactive approach to improving systems and processes. They are detail‑oriented, highly organized, and comfortable working both independently and as part of a collaborative team, including mentoring junior software developers.

Excellent written and verbal communication skills are essential, particularly in explaining technical concepts clearly to both technical and non‑technical audiences.

• Applying software development lifecycle models, including Agile, Scrum, and Waterfall methodologies effectively
• Conducts comprehensive quality assurance and control assessments
• Finding and fixing coding errors in IT systems, software, and programming
• Installing, repairing, and maintaining software and peripherals
• Providing a high…