Software developer for C++ / .NET – focus on Cross Platform Development (m/f/d)

Job Description

Join us in shaping the future of security technology!

We are a pioneer in digital locking technology, with a team of over 500 employees dedicated to making people's lives safer and more comfortable. We not only open doors but also pave the way to more secure and smarter living spaces. We achieve this through continuous innovation, team spirit, and a deep-rooted passion for the industry.

Embark on an exciting journey as a Software Developer for C++ / .NET, where your expertise in cross-platform development will drive the evolution of cutting-edge, cloud-ready applications. Collaborate with a dynamic team to shape the future of technology in an innovative and international high-tech environment.

Sounds exciting? Then dive into our keyless world, where we combine dynamism with security and offer exciting challenges every day.


  • Maintenance and development of native cross platform C++ modules for cloud-ready, cloud-first and mobile applications.
  • Migration of legacy C++ modules to state-of-art versions of .net and C++
  • Providing support for cloud and mobile teams with integration of C++ modules.
  • Integration of C++ components and services provided by Firmware Team.
  • Elaboration of the system architecture together with team members.
  • Demanding and varied tasks with room for creativity in an innovative and international high-tech company.

  • Successfully completed studies and in-depth knowledge of C++ and .net
  • Proven experience in developing cross-platform libraries, with proficiency in environments such as Windows, Linux, macOS, Android, and iOS.
  • Deep understanding of software design principles such as SOLID, Clean Code, Clean Architecture, and the Twelve-Factor App methodology
  • Experience in agile development projects (Scrum, Kanban)
  • Additional Plus: Strong enthusiasm for cloud technologies, with familiarity in tools and practices such as Docker, Kubernetes, and DevOps methodologies

Work-Life-Balance // Flexitime model including time off in lieu, remote work possible, 30 days vacation without probationary period ban

Growth & Development // Structured & inspiring onboarding process, hands-on training, access to Busuu, Allegion Academy & LinkedIn Learning, mentoring on development and career paths

Sustainable mobility // Cost-effective leasing of job bikes and e-bikes

Health // €30 gross fitness allowance per month, employee assistance program for all life issues, free drinks & fresh fruit

Family & More // Up to €250 gross childcare allowance per month, company pension subsidy (€40 plus 20% of the conversion amount), exclusive employee discounts

Culture // Inspiring spirit, flat organizational structures, a colorful team from 15 nations, great helpfulness & cohesion, many great events

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