Sanderson
Senior PHP Developer
SandersonUnited Kingdom18 hours ago
ContractRemote FriendlyInformation Technology, Finance +1

Contract - Senior Full-Stack PHP Engineer - Outside IR35 - Remote


  • Day Rate: £450-£550 Outside IR35
  • Location: Bristol/London HQ – Largely Remote
  • Length: 6 Months Initial + Extensions


Our client is a FTSE100 Wealth Management firm with a leading UK investment platform serving millions of clients.


Join a cross-functional team developing and maintaining the online trading platform, mobile apps, and internal/external web systems. Work on projects ranging from small front-end updates to building APIs and large-scale systems. Emphasis on clean architecture, secure and scalable solutions, and collaboration in an agile environment.


Key Responsibilities:

  • Develop and maintain high-quality, secure, and performant code
  • Collaborate to deliver new features and support existing systems
  • Ensure reliability, maintainability, and security of applications
  • Write automated tests and documentation
  • Continuously learn and adopt modern technologies and best practices


Essential Skills:

  • Proficient in PHP (LAMP stack), OOP, and web application design patterns
  • Front-end skills: HTML, CSS, JavaScript
  • Experience with PHP frameworks (Symfony) and templating engines (Smarty/Twig)
  • RESTful API development, database design, and third-party API integration
  • Knowledge of web security best practices and automated testing (PHPUnit, Playwright)
  • Familiarity with CI/CD pipelines and scalable, database-driven applications
  • Exposure to TypeScript & React; desirable: Docker, Kubernetes, AWS

Key Skills

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