Senior C++ Software Engineer
First seen by Alion on Oct 30, 2026.
Senior C++ Software Engineer
Balkantel Ltd. is an engineering company specializing in R&D, manufacturing and integration of technology in critical infrastructure.
With over 30 years of engineering experience and in partnership with worldwide technology leaders, companies from the US and Europe, we have completed projects of international importance, such as:
• The first national digital fiber optics network
• Modernization of military and civilian airports to NATO and ICAO standards
• Signalling and telecommunication systems on high-speed railway sections
• Unified radio coverage of the territory of Bulgaria to ensure airspace protection
Today, we continue to deliver complex engineering projects that shape the future of critical infrastructure. As our projects continue to grow in scale and complexity, so does our team. We are looking for ambitious professionals who are eager to expand their expertise, take on new challenges, and contribute to the delivery of innovative engineering solutions with real-world impact.
Take the next step in your career with us.
We are looking for an experienced and motivated C++ Software Engineer to join our R&D department and contribute to the development of advanced software solutions for telecommunications and mission-critical systems. If you have strong C++ expertise, enjoy designing software architectures and solving complex technical challenges, this opportunity is for you.
Your Profile
5+ years of professional experience in C++ software development;
Strong knowledge of object-oriented programming, design patterns and SOLID principles;
Experience in developing applications for Linux/Unix environments;
Understanding of client-server architectures and distributed systems;
Experience with multithreading, synchronization, concurrency and thread safety;
Good knowledge of network communication protocols, including TCP/IP and UDP;
Experience with SQL databases such as PostgreSQL, MySQL or MariaDB;
Analytical thinking and problem-solving skills;
Good organizational and communication skills, with the ability to work effectively in a team;
Working proficiency in English.
It Would Be an Advantage If You Have
Experience in system performance analysis and optimization;
Familiarity with requirements management tools;
Experience with VoIP or telecommunications systems;
Knowledge of CI/CD practices and tools;
Experience with Python;
Knowledge of microcontrollers or hardware-software integration.
What We Offer
The opportunity to work on sophisticated software solutions for telecommunications and mission-critical systems;
Involvement in complex software architecture and high-performance application development;
The opportunity to work alongside experienced R&D professionals;
Continuous learning, professional development and technical certifications;
An environment that values technical expertise, initiative and innovation.
More Great Reasons to Join Balkantel
Professional Growth
Work on impactful projects in transportation, aviation, defense, and critical infrastructure.
Opportunity to work with advanced technologies and cutting-edge engineering solutions.
Exposure to innovative technologies and international best practices.
Clear opportunities for professional and career development.
Access to internal and external training programs that support your continuous growth.
Compensation & Benefits
Competitive salary aligned with your experience and contribution.
Performance-based financial incentives that recognize outstanding results.
Attractive Employee Referral Program with bonuses for successful referrals.
Health & Well-being
Additional private health insurance and annual preventive medical check-ups.
MultiSport card to support an active lifestyle.
Complimentary fresh fruit, coffee, and beverages in the office.
Team & Culture
A collaborative environment built on professionalism, mutual respect, and teamwork.
Supportive colleagues who share knowledge, collaborate, and help each other succeed.
Corporate events, team-building activities, and social initiatives that foster a strong sense of community.
Because we believe that the success of our projects is driven by the people behind them.
If you are looking to become part of our team and contribute to projects that make a real impact, we would love to hear from you.
Please note that only shortlisted candidates will be contacted.