Senior Software Developer (m/f/d)

Berlin, 10115
09.04.2026

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Alexander Immerthal
ACTIEF Personalmanagement GmbH - Berlin
Berlin


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Job description

Our client is a renowned, internationally active consulting and engineering company that bridges the gap between technology, the environment, and society. Working in interdisciplinary teams at our Berlin office, you will develop customized software solutions for the mobility transition, climate protection, and the infrastructure of tomorrow. Here you will find the stability of an established network of experts paired with projects that offer measurable social added value.

Benefits

    • Permanent employment contract, 30 days of vacation, and performance-based compensation
    • Company ticket for public transport, bicycle garage with shower rooms, lunch vouchers, and other additional benefits
    • Organized and well-founded induction training as well as regular professional and personal development
    • Cooperative and task-oriented management style
    • Flat hierarchies, open communication, and informal culture
    • Regular company events and team events
    • Sustainability and meaningfulness as our customer's guiding principle

Tasks

  • Supporting software projects from the design phase through implementation to release in close cooperation with customers
  • Developing software components in interdisciplinary teams
  • Willingness to familiarize yourself with existing, long-standing projects and their legacy code
  • Application of diverse technologies, e.g., Spring Boot, PostgreSQL/PostGIS, web technologies, in traditional and cloud-based environments
  • Testing new solutions and implementing creative ideas
  • Prospective assumption of project management tasks
  • Support in acquiring new customers and new subject areas

requirements

  • Completed degree in a STEM subject and several years of relevant professional experience in project management
  • Very good knowledge of software development with at least one object-oriented language (Java, C# or C++, Python)
  • Interest in software development for multi-layered, distributed architectures
  • Ability to abstract complex problems and a mathematical and scientific understanding
  • Understanding customer needs and enjoying working with customers
  • Awareness of quality and IT security, clean code, and software ergonomics
  • Very good German language skills are essential.

Express application

Questions about the job?

Herr Alexander Immerthal
ACTIEF Personalmanagement Berlin

Berlin

Telefon: +49 30 / 28 88 40 80
E-Mail: [email protected]