Select your location



















Cegeka wächst.
Wachse mit uns!

Permanent employment

For an EU agency located in Cologne, we are looking for a

Senior Web Developer (m/w/d) #6970

Location / Industry

Cologne - Öffentliche Auftraggeber

High quality and a partnership on an equal footing – that is what we aim for at Cegeka. Short-term successes are important, but not what our family business with more than 25 years of history is all about. With more than 6,000 employees in 10 European countries, we identify and extrapolate the potential of new technologies without being blinded by hypes. That is also, what makes the development of customized solutions happen that take our customers the significant step forward.

Start / Duration

from 09/2020 - permanent

Your tasks

  • Configuration, development and maintenance of web applications (excl. Microsoft technologies)
  • Configuration, development and integration of software and technical components
  • Analyse and estimate requests for changes, user stories project tasks and bug fixes requirements
  • Assist with design and prototyping activities to be implemented according to the Agency's architectural standards
  • Implement software items by writing clean, well designed and self-documenting code based on the Agency's IT Standards (e.g. SSDLC – Secure Software Development Lifecycle, Data and IT Architecture etc.)
  • Develop and maintain applications in accordance with architecture standards, specifications and technical best practices
  • Write appropriate unit and integration tests
  • Support UAT (User Acceptance Testing)
  • Produce technical and user documentation in accordance with the company standards
  • Integrate software components or applications in the various environments (validation, staging, production etc.)
  • Troubleshoot and test applications to ensure strong optimisation and functionality
  • Perform evolution and tuning activities to web applications
  • Provide support and expertise to other teams and as 2nd and 3rd support level to end-users in the field of expertise (root-cause analysis, issue resolution)
  • Providing detailed reports to the project manager and/or Team Coordinator (scope, time)

Your qualification

  • At minimum Bachelor
  • Minimum 7 years of professional experience in a role as a Web developer
  • Excellent knowledge of web and multi-tier application development with recent non-Microsoft development languages
  • Excellent knowledge of REST, SOA and development and maintenance of APIs
  • Excellent knowledge and experience with responsive, multi-device “App” design and development
  • Knowledge and experience with development and deployment tools
  • Knowledge and experience with CMS (Drupal framework) and website development
  • Strong knowledge of OWASP application security flaws and mitigation and of web application security features
  • Development based on Agile development methodologies
  • Knowledge of project management methodologies
  • Problem identification and solving skills: ability to constructively challenge assumptions, identify key issues and escalate as appropriate
  • Experience in multicultural organizations
  • Results and quality oriented
  • Good communication skills
  • Ability to cope with fast changing technologies used in application developments
  • Team Player
  • English (at level B2 or equivalent)

Our offers

  • A permanent contract with exciting tasks
  • A long-term perspective in a growing sector with many different challenges
  • A dynamic team and a flexible working environment with state-of-the-art technologies
  • Individual working hour models which guarantee a great work-life-balance and satisfy your personal needs
  • Regular further training and certifications to make sure you are always up-to-date
  • A corporate pension plan because we take care of your future
  • Regular corporate events at great locations throughout all subsidiaries, because the ones who work hard need to celebrate it!


Cegeka Deutschland GmbH

Mark Körber

Martin-Behaim-Straße 22

63263 Neu-Isenburg

Tel +49 6102 8235 831


Of course, we would like to get to know you in person even in times of temporary changes due to the Covid-19 situation. The health and wellbeing of you and all of our employees are essential and lie close to our hearts. Therefore, we would like to share our most important rules regarding the current interview process with you.