Senior C++ Software Developer

WHO WE ARE?

WE ARE A GLOBAL LEADER IN ENGINEERING AND IT SERVICES.

At ALTEN, we see our specialists as architects—designers of tomorrow’s world.

As a leader in engineering and IT services, we support companies in their technological and sustainable transformation.

OVER 57,400 EMPLOYEES IN 30+ COUNTRIES, SUPPORTING MORE THAN 6,500 CLIENTS WORLDWIDE.

We operate across all industries, including:

Aerospace, Defense, Naval, Security, Automotive, Rail & Mobility, Energy & Environment, Life Sciences & Health, Industrial Equipment & Electronics, Telecommunications, Banking, Finance & Insurance, Retail, Media & Services, Public Administration, and Government Sector.

We deliver complex and highly advanced technical projects at every stage of the value chain for the world’s most prestigious companies.

Our motto: Building Tomorrow’s World Today!

For more information, visit:

We're hiring Senior C++ Software Developer!

WHAT WILL YOUR CHALLENGES BE?

• Development of existing software and implementation of new functionalities in C++17/20

• Design and development of real-time components, including multithreading, synchronization, and I/O communication

• System performance analysis and optimization, with a focus on latency reduction, memory usage optimization, and resolving issues related to concurrent execution

• Modernization and refactoring of existing code, as well as participation in designing the architecture of new functionalities

• Creation of unit and integration tests, conducting code reviews, and ensuring the quality and stability of the solution

• Development and maintenance of software running on Linux and Windows, including working with application build processes

• Analysis of technical issues and troubleshooting defects within the developed system

• Collaboration with R&D, Product, and other technical teams in requirements analysis and solution design

WHAT DO WE REQUIRE?

• Minimum 8 years of software development experience, including advanced commercial experience with C++

• Strong knowledge of C++17/20, including STL, memory management, smart pointers, RAII, and experience developing large-scale systems and applications

• Experience with real-time systems and multithreading, i.e., applications performing multiple operations concurrently where responsiveness, synchronization, and system stability are critical

• Experience in performance optimization, including analyzing application bottlenecks, memory consumption, and latency issues, as well as implementing improvements to enhance system performance

• Practical experience with Linux and Windows, as well as CMake or similar tools used for building C++ applications

• Experience with unit testing, integration testing, code reviews, and working with existing codebases maintained by larger development teams

• English proficiency at B2 level or higher, enabling effective day-to-day communication within an international R&D team

NICE TO HAVE

• Experience in the energy sector or industrial automation, particularly with SCADA, RTU, IED, or power grid monitoring and control systems, is considered a strong advantage

• Knowledge of industrial communication protocols such as IEC 61850, IEC 60870-5-104, DNP3, OPC UA, or IEEE C37.118 will be an additional asset

• Experience with Docker and Kubernetes will be considered an advantage

WHAT CAN WE OFFER YOU?

ALTEN’s DNA combines human values, a culture of excellence, and experience in serving our clients. We offer an individual approach to each employee, emphasizing work-life balance. We focus on responsible, sustainable development and eco-friendly solutions.

We offer:

• A full-time employment contract.

• Location: Kraków; work model: hybrid

• Stable and long-term cooperation.

• A clearly defined career path with a European leader in engineering and IT consulting.

• The possibility of relocation within ALTEN Poland’s local branches.

• After project completion, the opportunity to engage in another project within the company.

• Onboarding and collaboration with a dedicated Competences Manager.

Benefits:

• Medicover healthcare.

• Medicover dental care.

• Medicover Benefits platform.

• Medicover sports card.

• Newborn welcome package for employees.

• Group life insurance.

• Pension program.

We also offer cooperation based on B2B or contract (UZ).

We guarantee:

• Access to professional certifications with our technology partners (e.g., Google, ISTQB).

• Access to industry events.

• Access to the Knowledge Sharing Program.

Join our team and create the future of technology with us today!

NOTE: We will contact selected candidates only.