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Software Engineer III

King of Prussia, PAFull-timePosted Aug 3, 2026

Job description

Job Description: TITLE: Software Engineer III LOCATION: 2301 Renaissance Blvd, King of Prussia, PA 19406 DUTIES: Develop, modify, and enhance Vertex’s tax compliance products’ source code - 10%. Execute and analyze software security, code, and unit testing on all products - 5%. Leverage knowledge of tax domains to calculate and report - 5%.

Administer and support Linux/Unix, Windows, and IBM Power Systems (IBM i) operating environments - 5%. Write automation and utility scripts using Python and Shell scripting - 10%. Manage source code repositories and automating builds using Git, GitHub, and Jenkins - 5%. Implement and support CI/CD pipelines for continuous integration and automated deployment - 5%.

Develop and maintain business applications using RPG and COBOL programming languages - 5%. Program in C/C++ and writing database-driven procedures using PL/SQL - 5%. Integrate enterprise systems using ERP/HCM APIs, such as Oracle, Workday, Microsoft, or SAP - 5% Manage and deploy applications using AWS cloud services and Kubernetes container orchestration - 10%.

Create and execute automated web testing using Selenium and Cypress tools - 5%. Build and maintain web or enterprise applications using Java - 5%. Work within a Scaled Agile Framework (SAFe) across the full software development lifecycle - 5%. Interpret indirect tax rules and regulations (sales and communications tax) to support software design and documentation for compliance-related systems - 5%.

Train and apply artificially intelligent models using tools such as Microsoft Copilot to enhance software development and business processes - 10%.

REQUIREMENTS

Bachelor’s Degree (or foreign equivalent) in Computer Science, Information Technology, or a closely related field and experience in the following: 5 years of development experience supporting Linux/Unix, Windows systems, including scripting languages; 5 years of experience interpreting indirect tax rules and regulations (sales and communications tax) to support software design and documentation for compliance-related systems; 3 years of development experience supporting IBM Power Systems (IBM i), including scripting using REXX; 3 years of experience implementing and supporting CI/CD pipelines for continuous integration and automated deployment; 2 years of experience integrating enterprise systems using ERP/HCM APIs, including at least two of the following: Oracle, Workday, Microsoft, or SAP; 2 years of experience programming in C/C++, JAVA, and Python; and 2 years of experience development and maintaining business applications using RPG and COBOL programming languages and writing database-driven procedures using PL/SQL.

Eligible to work remotely 100% from anywhere in the continental U.S.

Description copied from Vertex's careers page. Read the full posting before you apply.

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