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# Vehicle Software Engineer - ECU Reverse Engineering

- **Company:** Gerrell & Hard Limited
- **Location:** Letchworth Garden City, UK
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Assembly Language, C Sharp (Programming Language), C++ (Programming Language), Computer Programming, Firmware, Python (Programming Language), Performance Tuning, Powerpc, Reverse Engineering, Software Engineering, Data Logging, IDA Pro, Reverse Engineering Software
- **Published:** September 9, 2026
- **Apply:** https://www.totaljobs.com/job/vehicle-engineer/gerrell-hard-job107954415

## About the Role

You'll ideally have 4+ years' experience in software reverse engineering, embedded systems, automotive electronics or a related discipline.

You should have:

 * Strong assembly language and embedded systems knowledge.
 * Hands-on experience with IDA Pro and/or Ghidra.
 * Strong C/C++, C# and Python programming skills.
 * Experience with automotive communications, diagnostics and ECU tooling.
 * A structured, analytical approach and the ability to work independently.
 * A resilient, tenacious and curious mindset, with a genuine passion for solving difficult technical problems.

Experience in automotive tuning, calibration, diagnostics, flashing or data logging would be highly advantageous.

## Description

* Reverse engineer automotive binary files and analyse firmware using IDA Pro and/or Ghidra.
 * Investigate ECM/TCM/PCM behaviour, calibration tables, tuning parameters and map-switching logic.
 * Work with TriCore, PowerPC and multicore automotive architectures.
 * Develop tools, scripts and automation using C/C++, C# and Python.
 * Work with CAN, UDS, CCP/XCP and KWP2000.
 * Use automotive programming, flashing, diagnostics, data logging and calibration tools.
 * Research and develop software/hardware access methods for modern vehicle control modules.
 * Contribute to engineering projects, document technical findings and support junior engineers where required.


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