Senior GenTax Software Developer

Date Posted: 08/07/2026

Hiring Organization: Rose International

Position Number: 505406

Industry: Government/Staffing

Job Title: Senior GenTax Software Developer

Job Location: Salt Lake City, UT, USA, 84134

Work Model: Hybrid

Work Model Details: Hybrid-95% offsite / 5% onsite

Shift: M-F 8am to 5pm

Employment Type: Temporary

FT/PT: Full-Time

Estimated Duration (In months): 65

Min Hourly Rate($): 70.00

Max Hourly Rate($): 80.00

Must Have Skills/Attributes: Architect, RESTful, SOAP, Tax Analysis

Experience Desired: Minimum 5 years of experience in designing and developing solutions within the GenTax system, with d (5 yrs); Proficiency consuming, updating, and creating API services (SOAP and RESTful) (5 yrs); Strong experience in functional requirements gathering and transferring requirements into technical (5 yrs); Solid understanding of Tax Commission business processes in relation to the GenTax system (5 yrs); Experience implementing data conversion processes during software version upgrades (3 yrs); Work experience as an IT Architect (1 yrs)

**C2C is not available**

Job Description
***Only qualified Senior GenTax Software Developer candidates located near the Salt Lake City, UT area will be considered due to the role requiring an onsite presence ***

Required Skills:
Minimum 5 years of experience in designing and developing solutions within the GenTax system, with demonstrated proficiency in SQL and C# using Visual Studio.
Proficiency consuming, updating, and creating API services (SOAP and RESTful).
Strong experience in functional requirements gathering and transferring requirements into technical specifications through system analysis and workflow/process design.

Preferred Skills:
Solid understanding of Tax Commission business processes in relation to the GenTax system.
Experience implementing data conversion processes during software version upgrades.
Strong analytical and problem-solving skills.
Excellent communication and interpersonal abilities.
Ability to work independently and collaboratively in a team environment.
Ability to mentor team members of all skill levels.
Work experience as an IT Architect is a plus

About the Job: The Client is seeking a talented and experienced developer with extensive knowledge of GenTax systems to work closely with an IT development team supporting Tax Commission applications. This role designs, implements, and optimizes solutions across Motor Vehicle Title and Registration, Motor Vehicle Enforcement, Tax Processing, and Property Tax. As a senior developer, you will play a crucial role in the analysis, design, and implementation of maintenance, upgrade, and new development projects within GenTax (COTS software).

Responsibilities:
Discovery, Strategy & Stakeholder Alignment
Design, develop, and maintain software applications within the GenTax system using C# and SQL, including writing advanced SQL queries and implementing API services to support business requirements.
Collaborate with cross-functional teams to gather and analyze business requirements and translate them into technical solutions.
Perform code reviews and ensure adherence to coding standards and best practices.
Troubleshoot and resolve production issues related to application performance, functionality, and integration points.
Identify problems or potential problem areas and recommend solutions.
Stay updated with the latest technologies and industry trends to propose innovative solutions and improvements.
Provide technical guidance and mentorship to junior team members.

***This is hybrid-95% offsite / 5% onsite (Regarding the hybrid requirement, the contractor will need to be in the office once a week for in-person meetings. The 5% onsite expectation equates to roughly two hours per week)***

• **Only those lawfully authorized to work in the designated country associated with the position will be considered.**

• **Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client's business needs and requirements.**

Benefits:
For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.

California Pay Equity:
For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.

Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.

If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.

Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).