> Markdown version of [/jobs/ext/1114112-senior-c-c-software-engineer-all-genders](https://www.wearedevelopers.com/jobs/ext/1114112-senior-c-c-software-engineer-all-genders). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior C/C++ Software Engineer (all genders) - **Company:** Quantum Technology Laboratories GmbH - **Location:** Wien, Austria - **Experience:** Expert - **Salary:** €47,299.0 - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), Automation of Tests, Unit Testing, C++ (Programming Language), CMake, Software Quality, Code Review, Communications Protocols, Computer Programming, Continuous Integration, Software Debugging, Linux, Distributed Systems, Embedded Software, Graphical User Interface, Design of User Interfaces, Hardware Design, Hardware Interface Design, Network Topologies, Python (Programming Language), Network Architecture, Performance Tuning, Software Architecture, Software Maintenance, Quantum Key Distribution (QKD), Requirements Traceability, Software Engineering, Software Systems, Verification and Validation (Software), Systems Integration, Web Applications, Multithreading, Software Modules, Git, Build Management, Software Coding, Software Version Control - **Published:** July 2, 2026 - **Apply:** https://at.indeed.com/viewjob?jk=b79ccbb7d4ae7da0 ## About the Role The candidate should have solid experience in modern software engineering and structured development methodologies. A strong understanding of maintainable software design and collaborative development workflows is expected., * Strong programming skills in C/C++ and Python * Experience with version control systems such as Git * Familiarity with unit testing and automated testing methodologies * Experience with CI/CD pipelines and modern development workflows * Understanding of requirement tracing and technical documentation * Familiarity with Linux-based development environments * Understanding of multithreaded or asynchronous software systems * Ability to work within a defined software architecture and follow coding standards , development guidelines and software product assurance requirements. * Experience with CMake-based build environments and dependency management Beneficial Skills Experience in hardware-near or embedded software development is highly beneficial. Additional knowledge in related technical domains is considered an advantage. Beneficial experience includes: * Embedded software engineering * Java and JavaScript development * Experience with GUI development (e.g. web-based interfaces, or similar frameworks) * Knowledge of HTML and CSS for user interface development * Experience developing and maintaining graphical user interfaces for desktop or web applications * Hardware interfaces and communication protocols * Network architectures and network topologies * Distributed systems and network-based communication * Real-time or high-performance systems * Scientific, optical, or physics-related applications Personal Profile We are looking for a candidate with strong technical curiosity, a solution-oriented mindset, and the willingness to work in a practical engineering environment. A hands-on mentality and interest in interdisciplinary technical systems are highly appreciated. The ideal candidate is: * Interested in modern technologies and complex engineering challenges * Motivated to work close to hardware and integrated systems * Structured, analytical, and solution-oriented * Comfortable working independently and within interdisciplinary teams * Willing to support on-site installations, integration campaigns, and commissioning activities when required ## Description We are looking for a motivated and technically skilled Software Engineer with strong programming capabilities and an affinity for hardware-related systems. The role focuses on the development, integration, and maintenance of software components for technically demanding systems, including quantum optical ground station technologies and related multidisciplinary engineering applications. The ideal candidate combines solid software engineering practices with a hands-on mentality and an interest in modern technologies, embedded systems, and hardware integration. In addition to software development, the position may also involve laboratory activities, integration work, testing, and support during installations or commissioning activities Core Responsibilities The candidate will support the implementation, further development, and maintenance of software components within an existing software architecture and contribute to the continuous improvement of development processes and system integration workflows. The role includes working closely with hardware, system and quality assurance engineers to develop reliable and maintainable software solutions for complex technical systems, as well as extending and adapting existing systems for new applications and customer-specific requirements Main areas of responsibility include: * Development and maintenance of software for next-generation Quantum Optical Ground Stations supporting free-space optical communication and Quantum Key Distribution (QKD). * Development of application and control software in C/C++ and Python for telescope operation, optical instrumentation, tracking systems, and measurement equipment. * Design, implementation, and continuous improvement of software modules supporting new Optical Ground Station capabilities and future system extensions. * Integration of cameras, sensors, motion control systems, scientific instruments, and other hardware into a modular software architecture. * Development and maintenance of software interfaces between hardware devices, distributed software services, and external control systems. * Debugging, testing, and performance optimization of complex hardware/software systems in laboratory and operational environments. * Participation in laboratory integration, system verification, on-site installation, commissioning, and acceptance testing of Optical Ground Stations. * Contributing to software quality through unit testing, code reviews, requirement traceability, technical documentation, version control, and CI/CD workflows. ## Related Videos - [Code to Road in < 12 hours](https://www.wearedevelopers.com/videos/1082-code-to-road-in-12-hours) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Quantum DevOps - Quantum Application Development](https://www.wearedevelopers.com/videos/1441-quantum-devops-quantum-application-development) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg) - [Quantum Computing - The tiny and the big challenges](https://www.wearedevelopers.com/videos/934-quantum-computing-the-tiny-and-the-big-challenges) ## Related Articles - [How to Find Tech Jobs in Vienna](https://www.wearedevelopers.com/magazine/292-how-to-find-tech-jobs-in-vienna) - [Austria – the most livable place for software developers?](https://www.wearedevelopers.com/magazine/20-austria-the-most-livable-place-for-software-developers) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Software Developer Salary in Austria [2023]](https://www.wearedevelopers.com/magazine/213-software-developer-salary-in-austria-2023) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)