KO2 Embedded Recruitment Solutions Ltd
Embedded Software Engineer

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Embedded Software Engineer – Battery Management Systems
Location: Warwick – Onsite 3–4 days/week
Salary: £65,000–£75,000
About the Role
A rapidly expanding commercial energy infrastructure company is looking for an experienced Embedded Software Engineer to join their growing team. You'll own firmware architecture for battery energy storage systems delivering mission-critical power resilience to customers across oil and gas and beyond — working with cutting-edge battery topologies and real-time power management algorithms.
Key Responsibilities
- Design and develop embedded C/C++ firmware for battery management controllers, including state estimation, cell balancing, and thermal management
- Evolve BMS architecture to support next-gen energy storage topologies, including ring-topology configurations and distributed cell monitoring
- Implement and optimise real-time power control logic for fast-response systems (50–240kW+), ensuring 99%+ reliability and uptime
- Define and debug power electronics interfaces, CAN/Modbus communication stacks, and safety-critical monitoring systems
- Develop test strategies and provide field support for deployed systems
Reasons to use Rodeo
I’m in my final year doing Economics and I don’t know whether to apply for grad schemes now or do a masters first. What do you think?
Honest answer — it depends on where you want to end up. A lot of top grad schemes (Big 4, civil service, banking) don’t need a masters. Let’s look at the ones you’d be competitive for now, and we can decide if a masters actually adds anything.
Also worth knowing: most autumn 2026 applications are open now. Timing matters more than you think.
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Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
Graduate Consultant — 2026 Scheme
Why you're a good match
StrongYour economics background and your summer at a regional bank line up with what PwC looks for on the consulting scheme. Applications close in four weeks.
See breakdownIt searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Why you're a good match
You’ve got the grades and the economics background, and your bank internship is exactly the experience this scheme looks for. Apply soon — deadlines close within the month.
Experience fit
Your summer at the bank plus your econometrics coursework map directly to the day-one responsibilities on this scheme — client modelling, market briefings, and deal support.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
Required Experience
- Embedded software development in C/C++ (microcontrollers, embedded Linux, or real-time systems)
- Battery management systems, power electronics, or energy storage
- Strong real-time fundamentals: interrupt handling, state machines, deterministic timing
- Proficiency with CAN bus, Modbus, or RS485
- Understanding of power electronics: voltage/current sensing, SoC/SoH estimation, thermal modelling
- Git and embedded debugging/test automation tools
- IEC 61508/functional safety experience a strong advantage


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Desirable
- Battery chemistry knowledge (Li-ion, LFP)
- Industrial IoT/cloud-connected systems
- FPGA/ASIC design
- Automotive/aerospace power systems
- Wireless integration (Bluetooth/WiFi/4G/5G)
What They Offer
- £65,000–£75,000
- Flexible/hybrid working
- Employee share scheme
- Modern engineering toolkit
- Genuine technical autonomy within a small, fast-growing team
- Plus pension, health insurance, and comprehensive benefits
How to Apply
Send your CV and a brief cover letter, including links to relevant work (GitHub, past projects, technical write-ups).
Equal opportunities employer — applications welcome from all backgrounds.
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