Senior Software Engineer (.NET / Embedded)
Remote in Poland
.NET& 13 others
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Find me a jobWe are seeking a Senior Software Engineer (.NET / Embedded) to work on the control software of a high-precision optical metrology tool used in semiconductor manufacturing.
Responsibilities
- Design, develop, test, and maintain tool control software in C# and .NET
- Drive modularisation of a mature codebase without destabilizing a production system
- Build robust concurrent code, including multi-threading, locking and interlocking, and parallelism in .NET
- Apply TDD and strengthen automated testing, including tests that touch real hardware
- Conduct code reviews
- Mentor and coach mid-level developers
- Troubleshoot complex issues across the software and hardware boundary
Requirements
- Proficiency in C# and .NET with 3+ years of hands-on, senior-level experience on production systems
- Background in hardware-related development environments — code that has controlled, driven, or read from physical equipment
- Knowledge of object-oriented design, SOLID and design patterns, along with Clean Code principles
- Expertise in Test-Driven Development and ownership of automated test suites
- Skills in multi-threading, locking/interlocking, and parallelism in .NET
- Experience refactoring and modularising a long-lived legacy codebase
- Familiarity with mentoring and conducting code reviews
- English proficiency at B2 level or above
Nice to have
- Understanding of real-time systems and deterministic timing
- Competency in hardware integration such as motion control, sensors and actuators, or device drivers and instrument interfaces
- Qualifications in optical sensor data processing, including spectroscopy, interferometry, or imaging and signal processing
- Domain background in semiconductor, metrology, test and measurement, or precision instrumentation, industrial automation, or medical devices
- German language skills
