Salary : $88,000.00 - $95,000.00 Annually
Location : 421 N. County Farm Road, Wheaton, IL
Job Type: Full-time
Job Number: 25-00098
Department: Information Technology Department
Opening Date: 03/23/2026
Hours: Monday - Friday 8:00 a.m. to 4:30 p.m.

POSITION SUMMARY
We are pleased to offer the opportunity to work as a Senior Application Developer with the DuPage County Information Technology Department.

Benefits:

• There are four medical plans to choose from, all through Blue Cross Blue Shield of Illinois (BCBSIL): Blue Advantage HMO, Blue Choice PPO, PPO 1 and Blue Edge Health Savings Account (HSA).
• Dental/Vision
• Optional Life
• Vacation, Sick, and Paid Leave Time
• 12 paid holidays
• Penson Plan:The Illinois Municipal Retirement Fund (IMRF) is public pension fund that administers retirement, disability, and death benefits for employees of local government in Illinois. IMRF serves more than 3,000 employers and manages about $52 billion in assets. With a funded status of 96.6%, IMRF is one of the best-funded public pension systems in the country.

This position is eligible for our complete benefit package which also includes flexible spending accounts, deferred compensation plan, tuition reimbursement, pre-paid legal and credit union access.

To learn more about the cost and coverage of the benefits plan, visit

For detailed information on paid time off, visit , Section 5

RESPONSIBILITIES

Responsibilities include:

• Participates in a project team, support and enhance existing systems and implements new applications.
• Collaborates with application teams, technical teams and vendors on technical solutions and alternatives to solve business needs.
• Analyzes business environment, processes, systems, and organizational structure.
• Receives and understands deliverables and requirements.
• Writes required programming code necessary for new or existing systems.
• Ensures system test and stability before delivery.
• Documents system and operational and maintenance procedures.
• Works with end users to gather business requirements, document and gain approval for the scope of a project, develop project plans and participate in implementation.
• Provides input on the specifications and evaluation of new off-the-shelf applications.

REQUIREMENTS INCLUDE

Requirements include the following experience or equivalent combination of training and experience:

• Completion of a Bachelor's Degree in Information Technology-related field
• Seven (7) years of programming experience

The Preferred Candidate will have:

• Microsoft Client/Server environment knowledge.
• Knowledge of computer systems which include - Network Enabled Technology (.NET) and Microsoft suite of products including Structured Query Language (SQL) server, Visual Studio, Visual Basic/ C Sharp (VB/C#)
• Understanding of AI concepts, familiarity with AI/ML tools in Microsoft environments, and the ability to collaborate with teams to leverage AI for innovative solutions.
• Knowledge of DevOps practices, including CI/CD pipelines, automated testing, and monitoring, to accelerate software delivery and enhance application reliability.
• Experience with Oracle Database and PL/SQL Developer for writing and optimizing database queries and procedures.

A pre-employment background check is required.
Physical Requirements and Work Environment

PHYSICAL REQUIREMENTS
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Sedentary Work: Exerting up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects, including the human body. Sedentary work involves sitting most of the time. Jobs are sedentary if walking and standing are required only occasionally and all other sedentary criteria are met.

WORK ENVIRONMENT
The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Position is typically office or administrative work and is not substantially exposed to adverse environmental conditions.
DuPage County offers a complete benefit package to full-time employees including medical insurance, dental insurance, vision, flexible spending accounts, life insurance, pension, holidays, vacation, sick leave, deferred compensation plan, tuition reimbursement, pre-paid legal and credit union. Limited benefits are also offered for eligible part-time positions.

To learn more details, visit our
01

Select the response below that represents your highest completed level of education.

• Master's Degree from an Accredited Institution
• Bachelor's Degree from an Accredited Institution
• Associate's Degree from an Accredited Institution
• Some college level courses complete but no degree awarded from an Accredited Institution
• High School Diploma or GED
• None of the above

02

If you possess a degree, in what field/ major is the degree? (If no degree, answer with N/A)
03

Select the response below that represents the number of years of programming experience you possess.

• 7+ years of relevant experience
• 5-6 years of relevant experience
• 3-4 years of relevant experience
• 1-2 years of relevant experience
• Less than 1 year of relevant experience
• None of the above

04

Please briefly describe the experience you possess relevant to the position you are applying for. (Do not enter See Resume)
05

Are you able to perform the following, with or without an accommodation?Sedentary Work: Exerting up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects, including the human body. Sedentary work involves sitting most of the time. Jobs are sedentary if walking and standing are required only occasionally and all other sedentary criteria are met.

• Yes
• No

Required Question