Senior PHP developer
Removed from the employer's board on Nov 6, 2026. First seen by Alion on Nov 4, 2026. TransUnion scores B on the Alion truth index.
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Team Overview
TransUnion, we strive to build an environment where our associates are in the driver’s seat of their professional development, while having access to help along the way. We encourage everyone to pursue passions and take ownership of their careers. With the support of colleagues and mentors, our associates are given the tools needed to get where they want to go. Regardless of job titles, our associates have the opportunity to learn new things and be a leader every day. This is a hybrid position and involves regular performance of job responsibilities virtually as well as in-person at an assigned TU office location for a minimum of two days a week.Role Overview And Core Responsibilities
Design, develop, test, and maintain PHP-based applications and services.
Translate business and functional requirements into technical solutions.
Develop and integrate RESTful APIs and third-party services.
Design and optimize database structures, queries, and data access layers.
Troubleshoot, debug, and resolve application defects and production issues.
Ensure applications meet performance, scalability, security, and reliability requirements.
Conduct code reviews and enforce coding standards and best practices.
Mentor and support junior and mid-level developers through technical guidance and knowledge sharing.
Collaborate with Product Managers, Business Analysts, QA Engineers, and other stakeholders throughout the development lifecycle.
Required Knowledge And Experiences
5+ years of professional PHP development experience
Strong expertise in Laravel or modern PHP frameworks
Deep understanding of OOP, SOLID principles, and MVC architecture
Advanced experience with MySQL (query optimization, indexing, schema design)
Strong experience designing and consuming RESTful APIs
Proven experience with Git and collaborative workflows
Experience writing unit, integration, and feature tests
Solid understanding of software design patterns and best practices
Strong problem-solving skills and ability to work independently
TransUnion Overview:
At TransUnion, we encourage and are committed to creating a real, positive impact and shared sense of purpose within our Workforce for Good, which empowers our people to grow, innovate and contribute to a better future for our communities and customers. We strive to build an environment where our associates are in the driver’s seat of their professional development- while having access to help along the way. We recognize that success comes when our associates thrive both professionally and personally; that’s why we prioritize work/life flexibility and offer resources for our teams across the globe to collaborate and drive excellence.
Be a part of our Workforce for Good - you’ll work with great people, pioneering products and cutting-edge technology.
TransUnion Job Title
Sr Developer, Applications Development