Assessor and Treasury Software Engineer Principal
Apply NowCompany: King County, WA
Location: Seattle, WA 98115
Description:
Salary: $134,505.49 - $170,493.65 Annually
Location : Chinook Building 401 5th Avenue Seattle, WA
Job Type: Career Service, Full Time, 40 hrs/week
Job Number: 2025-24375
Department: KCIT - Information Technology
Division: Engineering Division
Opening Date: 04/15/2025
Closing Date: 4/28/2025 11:59 PM Pacific
FLSA: Exempt
Bargaining Unit: C19 : PROTEC17-Information Tech
Full- or Part-Time: Full Time
Summary
This position is open to Internal King County Information Technology (KCIT) employees and eligible Priority Placement participants ONLY. Only current KCIT employees and eligible Priority Placement participants applications will be considered.
The Software Engineering team is looking for two Principal Software Engineers to join our Assessor and Treasury product team managing the processing of over $8 Billion annually. In this role, you will be involved in architecting, designing, developing, training and maintaining critical, high impact software solutions in a hybrid technology domain featuring Mainframe concepts within the Microsoft ecosystem. You will primarily develop, maintain, and train on solutions supporting the Department of Assessments and Treasury with tax collection in addition to having opportunities to serve a variety of business functions across multiple departments and agencies. You will also provide thought leadership, standards, and best practices while serving as a technical development leader, advisor and mentor.
This role requires a strong collaborative team player with extensive troubleshooting skills and a great attitude with an abundance of curiosity. You should have strong Microsoft based technology (ie: C#, TFS, Azure DevOps, Windows Script, SQL Server, etc.) experience in addition to legacy technologies such as COBOL, CICS, Natural and Adabas. You will also have a passion for improving software quality, performance, reliability and repeatability, stay current on emerging technologies and value customer service and the small details. This attitude and aptitude often makes you the go-to person for both your peers and business partners.
Building and running services for King County is challenging and a great responsibility. It is also fun, rewarding, and offers countless ways to positively impact our 2+ million residents and community. Join us as we transform and redefine what technology looks like in the public sector!
King County Department of Information Technology (KCIT) KCIT uses the power of technology to digitally transform King County. Building vibrant communities through digital equity and social justice, KCIT offers innovative solutions that engage, empower, and serve our residents, businesses, communities and interested stakeholders. As the first-place recipient of the 15th annual National Association of Counties (NACo) Digital Counties Survey, KCIT is recognized for its vision, strategy, innovation, and collaboration. KCIT has a focus of delivering smart technology solutions that support customers, building stronger communities through innovation. KCIT is providing the building blocks for many of the region's most critical services. As the business solutions partner, we collaborate with the 18 County departments to develop products and services that better serve the needs of our customers and our community. To learn more about KCIT, please visit:
Job Duties
Experience, Qualifications, Knowledge, Skills
Supplemental Information
Hybrid Work
The work associated with this position will be performed through a combination of onsite work and telecommuting. Employees will have access to shared workspaces at various King County facilities. Employees must reside in Washington state and within a reasonable distance to their King County worksite to respond to workplace reporting requirements. King County has a robust collection of to support when working remotely.
Classification
IT Engineer-Principal - 7120800
Union
This position is represented by Protec17: Information Technology
Work Schedule
The normal workweek for this position is Monday through Friday, 8:00 a.m. to 5:00 p.m. Alternative work schedules may be considered. This position is FLSA Exempt and is not eligible for overtime pay.
Forbes named King County as one of Washington State's best employers.
Together, with leadership and our employees, we're changing the way government delivers service and winning national recognition as a model of excellence. Are you ready to make a difference? dedicated to serving one of the nation's best places to live, work and play.
Guided by our , we are making King County a welcoming community where every person can thrive. We value diversity, inclusion and belonging in our workplace and workforce. To reach this goal we are committed to workforce equity. Equitable recruiting, support, and retention is how we will obtain the highest quality workforce in our region; a workforce that shares and will help advance our guiding principles - we are one team; we solve problems; we focus on the customer; we drive for results; we are racially just; we respect all people; we lead the way; and we are responsible stewards. We encourage people of all backgrounds and identities to apply, including Native American and people of color, immigrants, refugees, women, LGBTQ+, people living with disabilities, and veterans.
King County is an Equal Employment Opportunity (EEO) Employer
No person is unlawfully excluded from employment opportunities based on race, color, religion, national origin, sex (including gender identity, sexual orientation and pregnancy), age, genetic information, disability, veteran status, or other protected class. Our EEO policy applies to all employment actions, including but not limited to recruitment, hiring, selection for training, promotion, transfer, demotion, layoff, termination, rates of pay or other forms of compensation.
Are you ready to APPLY!?
The recruitment for this position is open to all qualified Internal KCIT employee candidates. This recruitment may be used to fill future vacancies. A completed King County Application and Resume are required for consideration. Applications submitted without all material will not be considered.
Questions
If you have questions regarding this recruitment, please contact Shannon Hoeper at shoeper@kingcounty.gov or 206-263-6957.
King County offers a highly-competitive compensation and benefits package designed to meet the diverse needs of our employees and support our employees' health and well-being. Eligible positions receive the following benefits and have access to the following programs:
This is a general description of the benefits offered to eligible King County employees, and every effort has been made to ensure its accuracy. If any information on this document conflicts with the provisions of a collective bargaining agreement (CBA), the CBA prevails.
NOTE: Benefits for Term Limited Temporary (TLT) or Short Term Temporary (STT) positions, including leave eligibility and/or participation in the pension plan through the Washington State Department of Retirement Systems, will vary based upon the terms and details of the position. Short Term Temporary positions are not eligible for an ORCA transit pass.
For inquiries about the specifics of this position, please contact the recruiter identified on this job posting.
01
This position is open to Internal King County employees and eligible Priority Placement participants ONLY. Only current KC employees and eligible Priority Placement participants applications will be considered. Are you a current King County employee?
02
Are you applying to this position as an eligible current or previous King County Employee Priority Placement Program Participant? ANDIs this position the same or lower percentage of full-time when compared to the position held at the point of the notification of layoff? ANDDo you possess the skills and abilities to qualify for this position?
03
If you answered yes to the question above and you are applying for this position as a Priority Placement Participant, to be considered, you must provide the following three pieces of information in the space provided:1. The title you held when you received your layoff notice2. The department you worked in3. The effective date of your layoff
Required Question
Location : Chinook Building 401 5th Avenue Seattle, WA
Job Type: Career Service, Full Time, 40 hrs/week
Job Number: 2025-24375
Department: KCIT - Information Technology
Division: Engineering Division
Opening Date: 04/15/2025
Closing Date: 4/28/2025 11:59 PM Pacific
FLSA: Exempt
Bargaining Unit: C19 : PROTEC17-Information Tech
Full- or Part-Time: Full Time
Summary
This position is open to Internal King County Information Technology (KCIT) employees and eligible Priority Placement participants ONLY. Only current KCIT employees and eligible Priority Placement participants applications will be considered.
The Software Engineering team is looking for two Principal Software Engineers to join our Assessor and Treasury product team managing the processing of over $8 Billion annually. In this role, you will be involved in architecting, designing, developing, training and maintaining critical, high impact software solutions in a hybrid technology domain featuring Mainframe concepts within the Microsoft ecosystem. You will primarily develop, maintain, and train on solutions supporting the Department of Assessments and Treasury with tax collection in addition to having opportunities to serve a variety of business functions across multiple departments and agencies. You will also provide thought leadership, standards, and best practices while serving as a technical development leader, advisor and mentor.
This role requires a strong collaborative team player with extensive troubleshooting skills and a great attitude with an abundance of curiosity. You should have strong Microsoft based technology (ie: C#, TFS, Azure DevOps, Windows Script, SQL Server, etc.) experience in addition to legacy technologies such as COBOL, CICS, Natural and Adabas. You will also have a passion for improving software quality, performance, reliability and repeatability, stay current on emerging technologies and value customer service and the small details. This attitude and aptitude often makes you the go-to person for both your peers and business partners.
Building and running services for King County is challenging and a great responsibility. It is also fun, rewarding, and offers countless ways to positively impact our 2+ million residents and community. Join us as we transform and redefine what technology looks like in the public sector!
King County Department of Information Technology (KCIT) KCIT uses the power of technology to digitally transform King County. Building vibrant communities through digital equity and social justice, KCIT offers innovative solutions that engage, empower, and serve our residents, businesses, communities and interested stakeholders. As the first-place recipient of the 15th annual National Association of Counties (NACo) Digital Counties Survey, KCIT is recognized for its vision, strategy, innovation, and collaboration. KCIT has a focus of delivering smart technology solutions that support customers, building stronger communities through innovation. KCIT is providing the building blocks for many of the region's most critical services. As the business solutions partner, we collaborate with the 18 County departments to develop products and services that better serve the needs of our customers and our community. To learn more about KCIT, please visit:
Job Duties
- Architect, design, develop and maintain enterprise web-based and batch applications using the Microsoft .NET platform with Visual Studio within the hybrid technology domain
- Lead and contribute to interdisciplinary teams across multiple lines of business within the County's assessment to tax collection to collect process while meeting mandated deadlines
- Develop information architecture and approve specifications across the enterprise solution; provide final review of products to ensure architectural consistency within the hybrid technology domain
- Improve existing solutions in response to business needs including modernizing components, implementing legal updates, diagnosing, troubleshooting and fixing bugs with the Assessor and Treasury product
- Independently lead and manage own tasks, oversee technical project management, and collaborate on projects and special assignments. Track time and update schedules according to KCIT business practices
- Propose, lead and perform complex interface and data extract approaches, testing and validating models across the entire system stack.
- Teach, mentor, and train other software engineers on the hybrid technology stack and business processes/requirements needed for daily, weekly, monthly and annual operations.
- Partner and collaborate with engineering, product, and business stakeholders across the organization to design and develop solutions
- Research, analyze, develop, test, migrate, and influence and contribute to the success in the next generation, cloud first, assess to collect product solution
- Develop builds, pipelines, and releases in TFS and Azure DevOps
- Develop and maintain documentation for applications and systems, use code comments, wikis, source control and work/bug tracking software to ensure that other developers can review the code and provide additional support
- Be the final escalation point for AnT operational, processing and data quality issues
- Participate in 24x7 after hours on call rotation
- Other duties as assigned
Experience, Qualifications, Knowledge, Skills
- 10+ years of professional experience working within the Microsoft development stack using several of the following technologies: Microsoft Visual Studio, C#, Microsoft ASP.NET MVC, Microsoft ASP.NET WebAPI, .Net Core, Microsoft Entity Framework, AJAX, HTML, JavaScript, React / Angular frameworks and CSS
- Over 5 years of experience in enterprise .NET development; highly proficient in the Microsoft Enterprise Suite - C#, .NET, Visual Studio, Team Foundation Server, and Azure DevOps
- 10+ years of proven experience with the following technologies: COBOL, CICS, Natural, VSAM, and JCL
- 5+ years of proven experience with several of the following technologies: Adabas, PROCS, Websphere MQ
- 5+ years of demonstrated experience with Microsoft SQL Server, SSIS, SSRS and Windows Batch scripting and concepts
- Strong analytical and strategic skills; ability to synthesize complex information and influence decision makers turning strategy into action
- Excellent communications and collaboration skills, including ability to write, articulate, and present concise technical docs and ideas targeting vendors, business partners and other technologists
- An agile and DevOps mindset with a passion for software design and a talent for independently solving complex technical problems
- Proven ability to successfully lead and influence large and complex projects and take ownership of the technology and quality to deliver on schedule
- Customer-focused with a commitment to high quality end to end services through quality-first culture
- Experience with one or more of the following technologies: InfoPrint, Mobius View, Solimar, Control-M, Xerox FreeFlow Design
- Prior business domain experience in one or more of the following areas: treasury, accounting, assessments, property tax, finance, taxes, assess to collect
- Demonstrated experience with cloud integrations and Microsoft Azure - App Service, Logic Apps, Service Bus, API Management, Functions
- Experience in Microsoft Power Platforms, Dynamics 365, NoSQL and non-relational data storage designs and architecture
- Prior experience in public sector and/or a desire to work in public service
Supplemental Information
Hybrid Work
The work associated with this position will be performed through a combination of onsite work and telecommuting. Employees will have access to shared workspaces at various King County facilities. Employees must reside in Washington state and within a reasonable distance to their King County worksite to respond to workplace reporting requirements. King County has a robust collection of to support when working remotely.
Classification
IT Engineer-Principal - 7120800
Union
This position is represented by Protec17: Information Technology
Work Schedule
The normal workweek for this position is Monday through Friday, 8:00 a.m. to 5:00 p.m. Alternative work schedules may be considered. This position is FLSA Exempt and is not eligible for overtime pay.
Forbes named King County as one of Washington State's best employers.
Together, with leadership and our employees, we're changing the way government delivers service and winning national recognition as a model of excellence. Are you ready to make a difference? dedicated to serving one of the nation's best places to live, work and play.
Guided by our , we are making King County a welcoming community where every person can thrive. We value diversity, inclusion and belonging in our workplace and workforce. To reach this goal we are committed to workforce equity. Equitable recruiting, support, and retention is how we will obtain the highest quality workforce in our region; a workforce that shares and will help advance our guiding principles - we are one team; we solve problems; we focus on the customer; we drive for results; we are racially just; we respect all people; we lead the way; and we are responsible stewards. We encourage people of all backgrounds and identities to apply, including Native American and people of color, immigrants, refugees, women, LGBTQ+, people living with disabilities, and veterans.
King County is an Equal Employment Opportunity (EEO) Employer
No person is unlawfully excluded from employment opportunities based on race, color, religion, national origin, sex (including gender identity, sexual orientation and pregnancy), age, genetic information, disability, veteran status, or other protected class. Our EEO policy applies to all employment actions, including but not limited to recruitment, hiring, selection for training, promotion, transfer, demotion, layoff, termination, rates of pay or other forms of compensation.
Are you ready to APPLY!?
The recruitment for this position is open to all qualified Internal KCIT employee candidates. This recruitment may be used to fill future vacancies. A completed King County Application and Resume are required for consideration. Applications submitted without all material will not be considered.
Questions
If you have questions regarding this recruitment, please contact Shannon Hoeper at shoeper@kingcounty.gov or 206-263-6957.
King County offers a highly-competitive compensation and benefits package designed to meet the diverse needs of our employees and support our employees' health and well-being. Eligible positions receive the following benefits and have access to the following programs:
- Excellent medical, dental, and vision coverage options: King County provides eligible employees with options, so they can decide what's best for themselves and their eligible dependents
- Life and disability insurance: employees are provided basic coverage and given the opportunity to purchase additional insurance for both the employee and eligible dependents
- Retirement: eligible King County employees may participate in a pension plan through the Washington State Department of Retirement Systems and a 457(b) deferred-compensation plan
- Transportation program and ORCA transit pass
- 12 paid holidays each year plus two personal holidays
- Generous vacation and paid sick leave
- Paid parental, family and medical, and volunteer leaves
- Flexible Spending Account
- Wellness programs
- Onsite activity centers
- Employee Giving Program
- Employee assistance programs
- Flexible schedules and telecommuting options, depending on position
- Training and career development programs
This is a general description of the benefits offered to eligible King County employees, and every effort has been made to ensure its accuracy. If any information on this document conflicts with the provisions of a collective bargaining agreement (CBA), the CBA prevails.
NOTE: Benefits for Term Limited Temporary (TLT) or Short Term Temporary (STT) positions, including leave eligibility and/or participation in the pension plan through the Washington State Department of Retirement Systems, will vary based upon the terms and details of the position. Short Term Temporary positions are not eligible for an ORCA transit pass.
For inquiries about the specifics of this position, please contact the recruiter identified on this job posting.
01
This position is open to Internal King County employees and eligible Priority Placement participants ONLY. Only current KC employees and eligible Priority Placement participants applications will be considered. Are you a current King County employee?
- Yes
- No
02
Are you applying to this position as an eligible current or previous King County Employee Priority Placement Program Participant? ANDIs this position the same or lower percentage of full-time when compared to the position held at the point of the notification of layoff? ANDDo you possess the skills and abilities to qualify for this position?
- Yes, I was given a layoff notice from my Career Service role at King County and I am within two years of the effective date of my layoff. Additionally, the position I was laid off from was the same or a higher percentage of FT status when compared to this one.
- No.
03
If you answered yes to the question above and you are applying for this position as a Priority Placement Participant, to be considered, you must provide the following three pieces of information in the space provided:1. The title you held when you received your layoff notice2. The department you worked in3. The effective date of your layoff
Required Question