Software Engineer (m/f/d) - C, C++, Python

Software Engineer (m/f/d) - C, C++, Python

Retarus is a worldwide provider of cloud-based messaging solutions at enterprise scale. We serve over 40% of the companies listed on the S&P Global 100, e.g. Adidas, Bayer, SAP, BNP Paribas, Goldman Sachs, T-Systems, Swarovski & UPS, as well as governmental agencies and major players in markets across the world.

We are committed to creating a diverse and dynamic environment for our employees, with generous compensation, time off, and a global, collaborative workplace.

What we offer

• Mobile working and flexible working time
• Collaborative, diverse company culture and superior team spirit
• Flat hierarchies and great feedback culture
• Development opportunities & career perspective
• International business & cross-site collaboration
• Modern, dog-friendly offices with nice amenities
• Company-paid health insurance, public transportation, lunch vouchers and further benefits

What you'll do

We are looking for an experienced Software Engineer with a focus on C, C++, and Python to join our agile development team. You will contribute to both the maintenance of existing systems and the development of exciting new solutions.

In this role, you will work on enhancing and optimizing our systems with a strong focus on performance, security, and scalability. As part of a cross-functional team, you’ll help drive continuous improvements to our platform and deliver powerful, efficient solutions.

Key Responsibilities:

• Enhance and maintain existing applications written in C, and contribute to innovative new developments using Python and C++
• Take joint responsibility for the entire software development lifecycle — from requirements analysis and architecture to design, implementation, and deployment
• Conduct code reviews and continuously improve code quality
• Help shape the technical architecture and development processes
• Work closely with Quality and Operations Engineers to ensure the highest software standards
• Automate and improve CI/CD pipelines to make development and deployment processes more efficient
• Perform root cause analysis and performance tuning to identify and resolve bottlenecks

What you'll need

• Solid experience in software development with C, C++, and Python
• Familiarity with compilers such as MSVC and GCC
• Strong understanding of agile methodologies and a mindset geared towards continuous improvement
• Proactive and adaptable working style with the ability to work across various parts of the software stack
• Open to new technologies and challenges
• Hands-on experience with CI/CD pipelines, Docker, Git, and tools like JIRA and Confluence
• Experience with Test-Driven Development (TDD)
• Ideally, experience with package management tools such as vcpkg or Conan
• Excellent German language skills, both written and spoken (C1 level or native)

Equal Employment Opportunity

Retarus is committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or veteran status.

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