Role: Battery Management System (BMS) Algorithm Developer
Location: Warwickshire
Rate: £30+ p/h (Outside IR35)
Hours per week: 40
Duration: 6 Months +
Overview:
We are looking for a passionate and experienced BMS Algorithm Developer to lead the design, development, and validation of cutting-edge battery control algorithms for electric and hybrid vehicle applications. This role is integral to shaping the future of energy storage management across vehicle platforms, ensuring performance, safety, and compliance with global standards.
Key Responsibilities:
Develop robust algorithms for State of Charge (SoC), State of Health (SoH), State of Power (SoP), fault diagnostics, and cell balancing
Design and implement protection logic, thermal management, and charging strategies
Model and simulate battery behavior using MATLAB/Simulink and PLECS
Write and optimise real-time embedded software in C/C++ for BMS microcontrollers
Execute testing strategies including Model-in-the-Loop (MIL), Software-in-the-Loop (SIL), and Hardware-in-the-Loop (HIL)
Collaborate with battery, thermal, system integration, and software engineering teams to ensure seamless vehicle deployment
Ensure systems align with industry standards including ISO 26262 and AUTOSAR
Qualifications:
Education:
Bachelor’s or Master’s degree in Electrical Engineering, Electronics, Mechatronics, or related fields
Must-Have Skills:
Hands-on experience in BMS algorithm development (e.g., SoC/SoH estimation, fault handling, thermal modeling)
Strong programming skills in MATLAB, Simulink, Embedded C/C++, Python
In-depth knowledge of battery chemistries such as Li-ion, LFP, NMC
Proficient in control theory, including digital filters and Kalman filters (EKF/UKF)
Familiarity with CAN protocols, UDS, and diagnostic tools
Preferred:
Exposure to ISO 26262 functional safety processes
Experience with machine learning for battery performance prediction
Automotive development knowledge using ASPICE and V-model lifecycle
Tools & Technologies:
Simulation - MATLAB/Simulink, PLECS
Programming - Embedded C, C++, Python
Testing - dSPACE, CANape/CANalyzer, NI LabVIEW
Communication - CAN, LIN, UDS, OBD
Version Control - Git, SVN, Polarion
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