Senior PHP Developer (m/f/d)

at Full-time, Berlin or remote is setting new standards in secure e-mail communication for both private and business customers. We are passionately building from a niche provider to a mass provider, where security and privacy are top priorities.

We are committed to free and secure communication!

Your role

  • You plan, programme and develop user interfaces and the corresponding backend functions for the communication and security software of our platforms.
  • You ensure high code quality through reviews, unit tests and refactorings, analyse and fix bugs and make adjustments to the applications.
  • You work with OpenShift pipelines based on Kubernetes and Docker.

Your Profile

  • You have several years of professional experience as a software developer and can draw on very good knowledge of PHP.
  • You have already gained experience with microservices and DomainDrivenDesign.
  • You have your own ambition to improve code quality, maintain a structured programming style and rely on agile working methods. Unit tests and SOLID are not foreign words to you.
  • You bring along communication and team skills, as well as reliability, diligence and initiative. "Getting things done" is part of your self-image.
  • You are fluent in German (at least B2 level) and can communicate in English.


Working with us

  • Work with purpose: Passion for free and secure communication. Enthusiasm for Linux and OpenSource. Commitment to great customers.
  • Knowledge: Challenging and diverse tasks. Exchange of experience across all teams and levels.
  • Growth: We specifically promote your professional and personal development.
  • Work-life balance: We make it possible to combine career and family, e.g. by offering overtime compensation.
  • Owner-managed family business: With 25 years of history, we guarantee stability and security in a family environment. We involve our employees in the joint success of the company.
  • Amenities: Public transportation company ticket, organic fruit & hot drinks, a weekly masseur, a central office in Berlin-Prenzlauer Berg and regular joint team events and activities make your (work) life more enjoyable.

Learn more about Heinlein Support ->


Apply now!

We look forward to receiving your application! Please also state your possible starting date and your salary expectations.

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Your contact

Susanne Baldin

Personnel development & HR