C++ Developer (f/m/d)

Do you want to be part of one of the most exciting digital signage firms across Europe?

At Grassfish, we revolutionise in-store experiences for top brands like BMW, Porsche,
O2 Telefonica, Commerzbank, Lufthansa, or SPAR. As part of the Vertiseit Group, listed on Nasdaq First North Growth Market in Sweden, we are shaping the future of digital retail.

We are looking for a C++ Developer (f/m/d) based in Vienna and we hope you like challenges as we are pushing the boundaries of digital innovation! As a C++ Software Developer here at Grassfish, you will design and architect the next generation of our digital signage platform, working alongside great colleagues and an inspiring Head of
Development.

Tasks

• Modify and maintain our existing Qt based digital signage player running on Windows and Linux
• Implement new features, work on new ideas and sustainable solutions for complex clients demands and bring them to life
• Collaborate with our internal QA-team as well as our Support team to analyse and fix bugs
• Update and modernise our build system (CI Pipeline) as well as the dependencies of our code (Conan)
• Together with an agile team, you help to migrate the digital signage player to new platforms and architectures (e.g. ARM)
• Ensure clear and proactive communication across the board, with fluid updates and feedback, primarily in English.

Requirements

At Grassfish, we believe in growing and exploring new depths. We seek a curious individual who is eager to innovate and join our journey to become the global leader in Digital In-store solutions.

• Several years of experience of professional experience in C++ development
• Strong C++ skills, comfortable with modern C++ (C++23) and legacy C code
• Expertise in Qt & QML, crafting sleek and responsive UIs
• Proficiency in CMake, Conan & Linux, ensuring smooth development workflows
• Experience with REST services, enabling seamless integrations
• Basic C# knowledge is a plus.
• Mastery in using tools such as Git, CI pipelines, Jira, and Confluence
• A commitment to clean, maintainable code and the discipline to perform regular code reviews
• A self-motivated attitude with flexibility and the ability to adapt
  to new challenges—alongside strong communication skills in English
  (German is a plus)
• A thirst for knowledge, always ready to explore new tools, systems, and technologies as you dive deeper into your craft

Benefits

• An office filled with passionate and friendly team members who
  collaborate to achieve success, with the option of 2 days of home office
  per week
• Discounts on various products and services to help you save on personal purchases
• A flexible benefits package, including options such as an annual
  public transport pass, a contribution to the “Klimaticket”, or Sodexo
  restaurant or grocery vouchers
• A well-stocked kitchen with complimentary snacks, including coffee,
  tea, fresh fruit, nuts, crisps, soft drinks, juices, and seasonal treats
• An annual personal budget of €500 for professional development and learning
• Weekly on-site massages to help you unwind
• Ergonomic workstations with height-adjustable desks to ensure comfort and well-being
• Regular company events to foster team spirit and celebrate our achievements
• Access to an external hotline for mental well-being support
• External hotline for your mental wellbeing
• Opportunities for internal career progression within the company in 8 different countries

Due to legal reasons, we are obliged to disclose the minimum salary for this position, which is as per the collective agreement €3,850 gross per month based on full-time employment (38.5 h/week). However, the package will be higher and will be based on your qualifications and experience.

We trust our employees.
Our Grassfish culture is our most valuable asset and is based on our core values - think like a customer, make it simple, dare to challenge and trust in diversity. These values guide us in everything we do and thats how we succeed with over 100 colleagues in Austria, Germany, Sweden, Norway, Denmark and UK, and clients all over the world.