Senior PHP Web Developer

Cologne, Germany


  • Analyse and estimate requests for changes, project tasks related to the competence, bug fixes, designs etc. according to the incoming requests;
  • Assist with design and prototyping activities or design and prototype software components to be implemented according to the architectural standards;
  • Implement software items by writing clean, well designed and self-documenting code based on the Client IT Standards;
  • Write appropriate unit and integration tests;
  • Support UAT (User Acceptance Testing);
  • Document the application according to the CLient IT Standards;
  • Integrate the implemented software components in the various environments (validation, staging, production etc.);
  • Troubleshoot and test the software to ensure strong optimization and functionality;
  • Perform maintenance on the software according to the incoming maintenance requests;
  • Perform evolution to the software according to incoming change and/or project requests;
  • Provide support and expertise to other teams and as 2nd and 3rd support level to end-users in the field of expertise;
  • Providing detailed reports to the project manager and/or Team Coordinator (scope, time).


  • Degree in Computer Science or similar such as engineering, mathematics, informatics etc. and 7 years of IT experience;
  • Programming experience with PHP, XHTML, CSSx, JavaScript/AJAX and HTML;
  • Minimum of 2 years of experience in integrating PHP with Oracle, MySQL and/or MS SQL Server DBMS;
  • Proven work experience in setting up and configuring Apache with SSL and other modules, in different operating systems;
  • Strong knowledge of SOAP and/or REST and/or SOA and ESB technologies and architecture;
  • Proven work experience with PHP and implementation of object-oriented patterns;
  • Strong knowledge of OWASP application security flaws and mitigation measures, proven by the implementation of a secure web application (example to be provided);
  • Strong understanding of web applications security features;
  • Experience in working in an environment with technical teams comprised of testers, analysts and system administrators;
  • Experience in multicultural organizations;
  • Development based on Agile Methodologies Experience in implementation of ITIL Best Practices;
  • English minimum level at B2 or equivalent.
  • Nice to have:
  • Knowledge and experience of HTML5/CSS3;
  • Knowledge and experience with “App” design and “App” development;
  • Experience in other PHP Frameworks.

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