Application Developer

• OFFICE OF THE MAYOR

Posted on

09/15/2026

• Full-time

Location

MANHATTAN

• No exam required

Department

A/S Information Technology

Salary range: $100,000.00 – $135,000.00

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Job Description

The Agency You’ll Join:

The New York City Mayor’s Office is responsible for overseeing city services throughout the five boroughs, coordinating public agencies and departments, and managing public property. The administration is leading the fight in making the city more affordable, reducing inequality, improving public safety, ensuring delivery of efficient and effective services, and working to make New York City’s economy stronger. We value leadership, transparency, fairness, and efficiency as we actively seek diverse talents from various sectors to join our team. For current job opportunities, visit our careers page.

The Team You’ll Work With:

The Mayor’s Office Information Technology Department collaborates with other city agencies to implement IT policy, procedures, and develop secure tools/applications for use by multiple agencies. IT also partners with other departments in the Mayor’s Office to develop tools and applications that streamline processes, measure performance/metrics, and increase productivity.

The Problems You’ll Solve:

• Design, develop, and maintain efficient, scalable, and secure web applications, APIs, and enterprise solutions using the .NET framework, modern web technologies, and the Microsoft Azure cloud stack.
• Translate complex business requirements into actionable technical designs, scalable solutions, and high-level technical blueprints in collaboration with cross-functional teams and business analysts.
• Design and implement application architectures, integrations, and data solutions that seamlessly connect enterprise systems, databases, third-party tools, RESTful APIs, cloud services, and Microsoft Dynamics 365 CRM while maintaining data integrity and accessibility.
• Provide ongoing support, maintenance, monitoring, and enhancement of critical citywide applications, ensuring system stability, reliability, security, and uninterrupted service for users.
• Diagnose and resolve application defects, production issues, system malfunctions, and performance problems across the technology stack. Optimize applications and code to meet business requirements and service-level expectations.
• Develop and maintain automated unit and integration tests, participate in quality assurance activities, conduct code reviews, and ensure applications meet established standards for reliability, maintainability, performance, and functionality.
• Collaborate with the City’s Cyber Command and relevant IT teams to ensure applications meet security accreditation, OTI compliance, data protection, and enterprise technology standards. Apply secure development practices throughout the application lifecycle.
• Maintain comprehensive technical documentation, system roadmaps, source code repositories, and deployment procedures. Gather and incorporate user feedback, provide training and application support to business teams, research emerging technologies, and recommend innovative solutions that improve operational efficiency.

About You:

• You possess strong organizational, communication, customer service, and problem-solving skills, with the ability to effectively identify and resolve application-related issues.
• You can demonstrate the ability to develop, maintain, test, and support reliable, user-focused applications and technology solutions.
• You know how to handle sensitive information and maintain confidentiality with the utmost discretion while adhering to established policies and security practices.
• You will work collaboratively with IT staff, end users, and agency personnel in a professional office environment to understand needs and deliver effective technology solutions.
• You can demonstrate adaptability, attention to detail, and a commitment to continuous learning, staying current with evolving technologies and improving application functionality and user experience.

Additional Information

• In addition to the resume, a cover letter is required to apply.

Special Assistant (MA)-MGRL - 0668A

Minimum Qualifications

• A baccalaureate degree from an accredited college, including or supplemented by twenty-four (24) semester credits in computer science or a related computer field and two (2) years of satisfac…