C++developer
Planys Technologies
2 - 5 years
Chennai
Posted: 10/01/2026
Job Description
Company Background
Planys is a deep-tech company developing mission-critical robotic and digital systems for defence and strategic infrastructure. The company designs and builds unmanned systems and advanced sensing solutions across underwater, maritime, and land domains, with a strong focus on naval, coast guard, and army applications. Planys is actively engaged in the development of Unmanned Underwater Vehicles (UUVs) ranging from small to extra-large platforms, along with ruggedised electronic and digital systems for armoured vehicles.
Leveraging its strong foundation in marine robotics, underwater inspection, and non-destructive evaluation (NDT), Planys integrates defence-grade electronics, sensing, and data analytics to deliver high-reliability systems suitable for harsh operational environments. The company combines platform engineering, payload integration, and AI-enabled digital analytics to support situational awareness, asset integrity assessment, and data-driven decision-making for defence forces and strategic asset operators.
Planys, globally recognised for strategic infrastructure solutions, is now focused on creating a strong and enduring presence in the defence sector, delivering indigenous unmanned and digital systems for the Army, Navy, and Coast Guard. (Website:
Profile background
We are pioneering the next generation of state-of-the-art marine robotic systems that serve both civil and defence sectors. From autonomous underwater vehicles to real-time sonar processing platforms; our work pushes the boundaries of what's possible beneath the surface. We're looking for a Senior Software Engineer with a strong foundation in C/ C++ (not Python, not web-frameworks) to join our growing engineering team.
What You'll do:
> Develop high-performance, low-latency software for embedded and distributed systems
> Contribute to mission-critical applications including navigation, autonomy, and signal processing
> Collaborate with a multidisciplinary team of experts in robotics, hardware, and underwater vision
> Ship software that will operate in some of the most challenging environments on Earth
Responsibilities
- Writing clean, high-quality, and highly maintainable code
- Develop and support software including applications, database integration, interfaces, and new functionality enhancements
- Coordinate cross-functionally to insure project meets business objectives and compliance standards
- Support test and deployment of new products and features
- Participate in design, development, and testing with the underwater robots in the field - controlled waters and real-world conditions.
- Participate in code reviews
Qualifications
- Bachelor's degree in Computer Science (or related field)
- 1.5+ years minimum of relevant work experience
- Experience in developing end-to-end applications with C++
- Experience with data structures, object orientated programming, parallel processing and inter process communication
- Good understanding of Bash, OS, and networking
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