Senior C++ Engineer – Multithreading (f/m/d)

CGM; Hannover; Vor Ort; EUR 90.000 - 120.000; Vollzeit

Benefits dieser Stelle

Mobile work

Attractive locations

Development academy

Health and fitness facilities

Flexible benefits including job bike

Zusammenfassung

CGM is seeking a Senior C++ Engineer to design and optimize multithreaded desktop systems for healthcare software. You will modernize legacy code, implement high-performance components, and collaborate across Architecture, QA and Product Management to shape the future of our medical desktop applications.

You should have extensive C++ experience, strong multithreading skills, and hands-on work with Qt, CMake, Conan, MSVC and CEF.

Qualifikationen

• Several years of senior-level C++ development experience with high-performance, highly parallelized desktop systems.
• Bachelor’s or Master’s degree in a technical field with very good grades.
• Strong knowledge of modern C++ (C++14/17/20), multithreading, debugging and performance tuning, plus experience with Qt, CMake, Conan, MSVC and CEF.

Aufgaben

• Design and develop high-end C++ components for medical desktop applications with focus on performance, stability, and scalability.
• Architect, implement, and review complex multithreading and parallelization concepts for efficient, safe execution in clinical use.
• Analyze, refactor, and optimize a large existing codebase (QT, CMake, Conan, MSVC, embedded CEF); identify bottlenecks and raise performance and quality.
• Collaborate with Architecture, QA, and Product Management to modernize away from legacy MFC/ATL/Win32 and Delphi towards modern C++ and .NET; raise overall C++ engineering bar.
• Leverage AI agents/tools to accelerate refactoring, code analysis, and legacy modernization; contribute to AI workflows and pipelines.

Kenntnisse

C++ development

Multithreading

Qt

CMake

Conan

MSVC

CEF

AI in software engineering

Ausbildung

University degree in computer science, mathematics, physics, electrical engineering or related field

Tools

Claude Code or similar AI coding tools

Jobbeschreibung

Senior C++ Engineer – Multithreading (f/m/d)

As the leading company in the field of software solutions for healthcare, weoperatein 19 countries and employ over 9,000 dedicated staff members. You will work in a dynamic and innovative environment full of opportunities. With your commitment and passion, you have the chance to make a sustainable difference.

CGM Leverages AI: We’re looking for people who feel the power of AI in the health environment, who want to help shape change, and who are driven by a curious passion to see how technology can make healthcare smarter, simpler, and better.

Together, we are shaping the healthcare system of the future. Become part of our mission and make a difference – for a world where knowledge saves lives!

Are you passionate about groundbreaking products? Do you have the talent to turn ideas into real, valuable solutions—while always keeping the bigger picture in mind? Then we’d love to meet you!

Your Impact:

You design and develop high-end C++ components for our medical desktop applications, with a strong focus on performance, stability, and scalability.

You architect, implement, and review complex multithreading and parallelization concepts to ensure efficient, safe, and responsive execution in everyday clinical use.

You analyze, refactor, and optimize our large existing codebase (QT, CMake, Conan, MSVC, and embedded CEF), identify bottlenecks, and systematically raise the performance and quality of long-lived products.

You work closely with Architecture, QA, and Product Management, drive the modernization away from legacy MFC / ATL / Win32 and Delphi towards modern C++ and current .NET, and actively raise the overall C++ engineering bar.

You use AI agents and tools like Claude Code in your daily work to accelerate refactoring, code analysis, and legacy modernization, and you continuously improve our shared agents, skills, and workflows.

Your Profile:

Several years of senior-level experience in professional C++ development, ideally in high-performance, highly parallelized desktop systems with significant ownership and end-to-end responsibility.

Excellent academic background with a completed university degree in computer science, mathematics, physics, electrical engineering, or a comparable technical discipline with very good grades.

Deep expertise in modern C++ (C++ 14/17/20), multithreading and concurrency, debugging and performance tuning, plus hands-on experience with Qt, CMake, Conan, MSVC, and integrating components such as CEF; confident, effective use of AI in software engineering, ideally including Claude Code or similar agentic coding tools as well as AI pipelines and context engineering.

Fluent German and fluent English, both in spoken communication and in writing, enabling you to work seamlessly in cross-functional, international teams and with German-speaking stakeholders.

A structured, analytical way of working, high-quality standards, strong problem-solving skills, innovation drive, proactive ownership and a pronounced sense of entrepreneurship with genuine enthusiasm for shaping the future of healthcare IT.

What you can expect from us:

• Mobile work: Work flexibly on the move two days a week and on site three days a week.
• Attractive locations: In addition to fully equipped workplaces, regular events such as summer parties and Christmas parties await you at our locations.
• Development: Our in-house academy and our portfolio of external cooperation partners will support you in your further development.
• Health: Health is a valuable asset for us. Our in-house canteen offers a selection of tasty and healthy dishes everyday, and we welcome you to our fully equipped fitness center for weekly courses (online & offline).
• More is always possible: The kindergarten on our CGM campus in Koblenz helps our employees to organise their working day even more flexibly. We also offer corporate benefits, the option of a job bike, a company pension scheme, and much more.

Diversity is part of CGM!

We look forward to receiving your application regardless of disability, gender, nationality, ethnic and social background, religion, age, sexual orientation, and identity.