Senior Application Developer Jobs in California (NOW HIRING)

Salary : $99,735.36 - $134,407.68 Annually
Location : Los Angeles County, CA
Job Type: Full time
Job Number: Y2525G
Department: HEALTH SERVICES
Opening Date: 06/16/2026
Position/Program Information
EXAM NUMBER: Y2525G
TYPE OF RECRUITMENT:
We welcome applications from anyone!
The application filing period will begin on June 16, 2026, at 8:00 a.m. (PT) - Continuous.
We will keep accepting applications until the position is filled. The application window may close unexpectantly once we have enough qualified candidates.
WHY WORK FOR US?
LA Health Services is LA County's integrated healthcare system and the second-largest public health system in the nation. Our system includes four public hospitals, more than 20 community health centers, Emergency Medical Services (EMS), Correctional Health Services, and community-based programs that connect people to care where they are.
We serve as the safety net for more than 10 million residents, providing care regardless of ability to pay, insurance coverage, or immigration status. As one connected system, we deliver extraordinary care-from prevention and primary care to emergency, specialty, trauma, and recovery services across Los Angeles County.
With more than 2.9 million visits annually and a workforce of over 23,000 dedicated staff, LA Health Services is proud to deliver high-quality, compassionate, and accessible care to everyone, no matter how they come through our doors.
Explore our one system of hospitals and community health centers:
MISSION:
To advance the health of our patients and our communities by providing extraordinary care.
What does a Senior Application Developer do?
Under direction, performs a wide range of application development related duties including analysis, design, evaluation, development, coding, testing and maintenance of complex application systems in a healthcare data and analytics unit.
Check Out Our Outstanding Benefits! to see a list of employee benefits!
Essential Job Functions
Writes, troubleshoots, and optimizes complex Transact and PL SQL (Procedural Language/Structured Query Language) codes to ensure that implementation of pay-for-performance program measures and sub-measures are aligned with the annual expansions and changes required by the state.
Investigates and fixes data anomalies through root cause analysis in pay-for-performance program measure implementations through root cause analysis using a variety of analytics tools and methods such as merging records from various tables, comparing results using Excel, Tableau and other ETL processors (Extract, Transform, Load).
Builds complex data models for business intelligence solutions consumption and creates dashboards and reports using data visualization tools such as Tableau and Business Objects using those models.
Applies transformations, data cleansing, normalization best practices, as well as abstraction and inheritance programming concepts to ensure quality data solutions.
Responsible for eliciting and documenting user requirements for large, highly complex new systems or system enhancements; ensures functional and technical requirements are fully documented. Translates technical tasks to a non-technical audience.
Requirements
REQUIREMENTS TO QUALIFY
Bachelor's degree* from an accredited college or university in Computer Science, Information Systems, or Data Science AND three (3) years of enterprise-level**, full-time, paid experience, obtained within the last three (3) years, in a data and analytics unit, designing, developing, troubleshooting, and optimizing complex Transact-SQL and PL/SQL (Procedural Language/Structured Query Language) code, including stored procedures, queries, and database performance tuning.
The required experience must also include the following technologies and practices:

• Investigating and resolving data anomalies using root cause analysis and tools such as Excel, Tableau, and ETL platforms
• Building advanced data models and delivering actionable business intelligence through dashboards and reports with Tableau and Business Objects
• Applying data transformation and quality best practices and documenting detailed user requirements for complex data products while effectively communicating technical concepts to non-technical stakeholders.

**Enterprise-level refers to data projects (involving solutions, strategies, or systems) designed to meet the complex needs of large organizations, often focusing on scalability and integration across multiple departments.
PHYSICAL CLASS 2- Light: This class includes administrative and clerical positions requiring light physical effort that may include occasional light lifting to a 10-pound limit and some bending, stooping, or squatting. Considerable ambulation may be involved.
LICENSE: A valid California Class C Driver License or the ability to use an alternative method of transportation when needed to carry out job-related essential functions.
No Out of Class experience or withholds are allowed for this examination. Required experience must be fully met at the time of filing and clearly indicated on the application.
SPECIAL REQUIREMENT INFORMATION:
*To receive credit for your education, include a legible copy of your official diploma, official transcript, or letter/certificate from an accredited institution with your application. The document should show the date the degree was conferred and be in English. If not in English, then translation is required. International degrees must be evaluated for equivalency to U.S. standards if not listed in the International Handbook of Universities or World Higher Education Database. If you are unable to attach required/supporting documents at the time of filing, you must email the documents to Tanisha Buggs at within seven (7) calendar days of filing your online application or you will not receive credit. Please include your name (as it appears on your online application), the examination title and number in the subject of your email.
For more information on our standards for educational documents, please visit:
We do not accept password-protected documents. Ensure documents are unlocked before attaching to your application or sending to the exam analyst.
DESIRABLE QUALIFICATIONS:
Additional credit will be given to applicants that possess the following desirable qualifications:
One (1) year of experience performing one or more of the following:

• Working with cloud-based data platforms such as Microsoft Azure, Amazon Web Services (AWS), or Google Cloud Platform to build data pipelines, manage cloud data warehouses, or implement ETL processes.
• Analyzing pay-for-performance (P4P) program measures in a healthcare environment (e.g., Healthcare Effectiveness Data and Information Set (HEDIS), Quality Incentive Pool (QIP), Centers for Medicare & Medicaid Services (CMS) Five-Star Quality Rating System), including evaluating healthcare quality metrics, validating measure calculations, and supporting reporting requirements.
• Applying Agile project management methodology and use of JIRA to track project progress, manage workflows, and coordinate tasks across cross-functional teams.
• Experience using health data exchange formats such as Electronic Data Interchange (EDI) or Fast Healthcare Interoperability Resources (FHIR) for data integration, exchange, or interoperability.
• Applying standardized medical coding systems, including Current Procedural Terminology, Fourth Edition (CPT-4), International Classification of Diseases, Tenth Revision (ICD-10), and Systematized Nomenclature of Medicine - Clinical Terms (SNOMED CT) to support clinical documentation, billing processes, and healthcare data reporting.

Additional Information
EXAMINATION CONTENT
This examination will consist of an Evaluation of Training & Experience (T&E): This assessment type will evaluate the training and experience you list on the online application and supplemental questionnaire and assign a score based on a standardized scoring system. This part of the assessment is worth 100% of your total score and assesses: Requirements, Desirable Qualifications, and Supplemental Questionnaire.
Applicants must receive a passing score of 70% or higher on the assessment to be added to the list.
ELIGIBILITY AND VACANCY INFORMATION
Applications will be processed as they are received and added to the list accordingly.
Applicants who passed the assessment(s) are placed on a list for a period of twelve (12) months. We will use this list to fill vacancies in the Department of Health Services as they occur.
SPECIAL INFORMATIONAppointees may be required to work any shift, including evenings, nights, weekends, and holidays. APPLICATION AND FILING INFORMATIONWe only accept applications filed online. Applications submitted by U.S. mail, fax, or in person are not accepted. Apply online by clicking on the green "Apply" button at the top right of this posting. This website can also be used to get application status updates.
Please fill out the application completely. Provide relevant job experience including employer's name and address, job title, beginning and ending dates, number of hours worked per week, and description of work performed.
We may verify information included in the application at any point during the examination and hiring process, including after an appointment has been made. Falsification of information could result in refusal of application or rescission of appointment. Copying verbiage from the Requirements or class specification as your work experience will not be sufficient to demonstrate meeting the requirements. Doing so may result in an incomplete application and may lead to disqualification. Comments such as "See Resume" or referencing other unsolicited materials/documents will not be considered a response.
SOCIAL SECURITY NUMBER
Federal law requires that all employed persons have a Social Security Number, so include yours when applying.
COMPUTER AND INTERNET ACCESS AT PUBLIC LIBRARIES
For candidates who may not have regular access to a computer or the internet, applications can be completed on computers at public libraries throughout Los Angeles County. Please refer to their website for updated information
NO SHARING OF USER ID, E-MAIL, AND PASSWORD
All applicants must file their application using their own user ID and password. Using a family member's or friend's user ID and password may erase a candidate's original application record.
ANTI-RACISM, DIVERSITY, AND INCLUSION (ARDI)
The County of Los Angeles recognizes and affirms that all people are created equal and are entitled to all rights afforded by the Constitution of the United States. We are committed to promoting Anti-racism, Diversity, and Inclusion efforts to address the inequalities and disparities amongst race. We support the ARDI Strategic Plan and its goals by improving equality, diversity, and inclusion in recruitment, selection, and employment practices.
DEPARTMENT CONTACT:
Tanisha Buggs, Exam Analyst
(213) 288-7000
CALIFORNIA RELAY SERVICES PHONE:
(800) 735-2922
COUNTY OF LOS ANGELES
Employment Information
Any language contained in the job posting supersedes any language contained below.
This document is intended to provide general information about the recruitment process of the County of Los Angeles. Applicants with questions about a specific job posting should contact the exam analyst listed on the posting.
Equal Employment Opportunity/Non-Discrimination Statement:
The County of Los Angeles is an Equal Employment Opportunity Employer and is committed to non-discrimination in the County workforce, regardless of age (40 and over); ancestry; color; ethnicity; religious creed; protected family or medical leave status; disability; marital status; medical condition; genetic information; military and veteran status; national origin; race ; sex; gender; sexual orientation; or any other characteristic protected by State or federal law. For more information, please visit:
Testing Accommodations for Applicants:
The County of Los Angeles complies with all federal and state disability laws and makes reasonable accommodations for qualified applicants and employees with disabilities. If a reasonable accommodation is needed to participate in the job application process, please contact the testing accommodation coordinator listed on the job posting. Hearing impaired applicants with telephone teletype equipment may leave messages by calling the teletype phone number on the job posting. For more information on accommodations, please visit:
Fair Chance:
The County of Los Angeles is a Fair Chance employer. Except as otherwise permissible under applicable laws, you will not be asked to provide information about conviction history unless you receive a conditional offer of employment. The County will make an individualized assessment of whether your conviction history has a direct and adverse relationship with the specific duties of the job, and will also consider potential mitigating factors, which may include, but is not limited to, evidence and extent of rehabilitation, recency of the offense(s), and age at the time of the offense(s). If asked to provide information about conviction history, any convictions or court records which are exempted by a valid court order do not have to be disclosed. Qualified applicants with arrest or conviction records will be considered for employment in accordance with County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).
Employment Eligibility:
Final appointment is contingent upon verification of U.S. citizenship or the right to wor