<div><b style="font-size:18px;">We can't hire everyone… but we can help them shine somewhere brilliant.</b></div><div><br></div><div><span style="font-size:18px;">At Octopus, we're lucky to attract some incredibly talented humans. And while we can’t bring every talented person into our team, we can help them land somewhere that’s just as mission-driven. That’s why we’re sharing opportunities from MOPO – a company we’ve proudly backed through a strategic investment.</span></div><div><br></div><div><b style="font-size:15px;">MOPO is transforming access to clean, affordable energy across Sub-Saharan Africa with its pioneering solar battery technology. </b><span style="font-size:15px;">As part of our partnership to accelerate global electrification and leapfrog dirty fossil fuels, we’re supporting their hunt for exceptional talent. If you share our passion for tech-driven climate solutions, this could be your chance to make a serious impact.</span></div><div><br></div><div><span style="font-size:15px;">If you’re motivated by purpose, adventure, and the chance to shape a high-impact business, MOPO offers the perfect opportunity. This role is your chance to help build a mission-driven scale-up, backed by Octopus Energy, revolutionising access to clean energy and transport in Africa.</span></div><div><br></div><div><span style="font-size:15px;">Joining our existing Sheffield-based team, you will be working with other Embedded Software Engineers to match our ambition to radically reimagine transport and energy in Africa.</span></div><div><br></div><div><span style="font-size:15px;">You’ll be working across a range of disciplines to bring our solutions for energy access to market, including the replacement of petrol generators with swappable batteries and replacing petrol motorbikes with our own electric motorbikes, using the same battery swap system. It’s an exciting and varied challenge.</span></div><div><br></div><div><span style="font-size:15px;">We’re looking for a senior candidate to join our team to add capacity for our existing projects and to help steer the direction of our product development.</span></div><br><br><h3>The role will interest you if... </h3><ul><li>You’re excited by the prospect of transforming the off-grid energy and e-mobility market in Africa</li><li>You have a passion for improving the lives of the customers who use our products</li><li>You are interested in working in a truly full-stack team</li><li>You will be working closely with hardware engineers, product designers and other stakeholders at our tech hub in Sheffield</li></ul><h3>On a given day you'll likely...</h3><ul><li>Work collaboratively with other disciplines across the company to continuously refine and improve our understanding of how our products can create the greatest impact, get to market quickly, and operate reliably for our customers</li><li>Test ideas and designs: back-of-the envelope calculations, building simulations and designing validation tests</li><li>Design and test firmware that runs in our intelligent batteries: BMS controls, system-level behaviours and optimisation, system diagnostics and updates, RF communication protocols and control algorithms</li></ul><h3>We would like to hear from you if you have the following experience... </h3><ul><li>Excellent knowledge of C language</li><li>Knowledge of hardware communication protocols: SPI, UART, I2C, CAN</li><li>CI and/or unit testing for firmware</li><li>Experience with Git version control system</li><li>Strong debugging skills</li><li>Use of logic analysers, scopes etc. to debug communications or firmware issues</li></ul><h3>The following would be a strong plus</h3><ul><li>Knowledge of network protocols, such as TCP, UDP, TLS, HTTP</li><li>Knowledge of Bluetooth LE, GAP, GATT</li><li>Familiar with low-level aspects of RTOS</li><li>Custom bootloaders</li></ul><br><div><b>Closing date for applications: 10th August 2025 12pm.</b></div><div><br></div><div><b>More about</b><b style="font-size:15px;"> MOPO:</b></div><div><span style="font-size:15px;">MOPO is on a mission to enable renewable energy access in underserved markets. Already operating in Nigeria, DRC, Sierra Leone and Liberia, our solar power stations distribute energy through proprietary MOPO Batteries managed by a network of local agents. </span></div><div><br></div><div><span style="font-size:15px;">Our model is already powering thousands of homes and small businesses - eliminating fossil fuel use and enabling livelihoods. </span></div><div><br></div><div><span style="font-size:15px;">With backing from Octopus Energy,  British International Investment, and Norfund, MOPO is scaling rapidly and is positioned to transform energy access and e-mobility across the continent</span></div>

<p><b>Welcome to the future of energy</b><br></p><p><b><span>We’re a leading energy technology company providing a better experience for our customers through transparency, automation and simplicity. Better for the planet, through real long-term investment in renewable generation and a low CO2 future. We make energy green and flexible for consumers, with fair and transparent pricing. Through our home developed platform, cloud-based billing, and sophisticated use of data science, modelling and AI, we’re redefining what is possible in energy.&nbsp;</span></b></p><p><b><br><span>Formerly operating as Evolve Energy, our efforts have not gone unnoticed and we are extremely pleased to announce that we now have the full support and backing of Octopus Energy, an award-winning UK energy supplier who share our passion and values.</span></b></p><p><br>We recently secured over £500 million of investment from<span>&nbsp;</span><a href="https://octopus.energy/blog/octopus-energy-achieves-unicorn-status-investment-origin-energy/" data-mce-href="https://octopus.energy/blog/octopus-energy-achieves-unicorn-status-investment-origin-energy/">Origin,</a><span>&nbsp;</span>Australia's largest Energy Company and<a href="https://octopus.energy/press/octopus-energy-group-enters-asia-landmark-partnership-tokyo-gas/" data-mce-href="https://octopus.energy/press/octopus-energy-group-enters-asia-landmark-partnership-tokyo-gas/"><span>&nbsp;</span>Tokyo Gas,<span>&nbsp;</span></a>to help us continue on our mission.</p>

Senior Embedded Engineer

<div><b>We can't hire everyone… but we can help them shine somewhere brilliant.</b></div><div><br></div><div><span>At Octopus, we're lucky to attract some incredibly talented humans. And while we can’t bring every talented person into our team, we can help them land somewhere that’s just as mission-driven. That’s why we’re sharing opportunities from MOPO – a company we’ve proudly backed through a strategic investment.</span></div><div><br></div><div><b>MOPO is transforming access to clean, affordable energy across Sub-Saharan Africa with its pioneering solar battery technology. </b><span>As part of our partnership to accelerate global electrification and leapfrog dirty fossil fuels, we’re supporting their hunt for exceptional talent. If you share our passion for tech-driven climate solutions, this could be your chance to make a serious impact.</span></div><div><br></div><div><span>If you’re motivated by purpose, adventure, and the chance to shape a high-impact business, MOPO offers the perfect opportunity. This role is your chance to help build a mission-driven scale-up, backed by Octopus Energy, revolutionising access to clean energy and transport in Africa.</span></div><div><br></div><div><span>Joining our existing Sheffield-based team, you will be working with other Embedded Software Engineers to match our ambition to radically reimagine transport and energy in Africa.</span></div><div><br></div><div><span>You’ll be working across a range of disciplines to bring our solutions for energy access to market, including the replacement of petrol generators with swappable batteries and replacing petrol motorbikes with our own electric motorbikes, using the same battery swap system. It’s an exciting and varied challenge.</span></div><div><br></div><div><span>We’re looking for a senior candidate to join our team to add capacity for our existing projects and to help steer the direction of our product development.</span></div><br><br><h3>The role will interest you if... </h3><ul><li>You’re excited by the prospect of transforming the off-grid energy and e-mobility market in Africa</li><li>You have a passion for improving the lives of the customers who use our&nbsp;products</li><li>You are interested in working in a truly full-stack team</li><li>You will be working&nbsp;closely with hardware engineers, product designers and other stakeholders at&nbsp;our tech hub in Sheffield</li></ul><h3>On a given day you'll likely...</h3><ul><li>Work collaboratively with other disciplines across the company to continuously refine and improve our understanding of how our products can create the greatest impact, get to market quickly, and operate reliably for our customers</li><li>Test ideas and designs: back-of-the envelope calculations, building simulations and designing validation tests</li><li>Design and test firmware that runs in our intelligent batteries: BMS controls, system-level behaviours and optimisation, system diagnostics and updates, RF communication protocols and control algorithms</li></ul><h3>We would like to hear from you if you have the following experience... </h3><ul><li>Excellent knowledge of C language</li><li>Knowledge of hardware communication protocols: SPI, UART, I2C, CAN</li><li>CI and/or unit testing for firmware</li><li>Experience with Git version control system</li><li>Strong debugging skills</li><li>Use of logic analysers, scopes etc. to debug communications or firmware issues</li></ul><h3>The following would be a strong plus</h3><ul><li>Knowledge of network protocols, such as TCP, UDP, TLS, HTTP</li><li>Knowledge of Bluetooth LE, GAP, GATT</li><li>Familiar with low-level aspects of RTOS</li><li>Custom bootloaders</li></ul><br><div><b>Closing date for applications: 10th August 2025 12pm.</b></div><div><br></div><div><b>More about</b><b> MOPO:</b></div><div><span>MOPO is on a mission to enable renewable energy access in underserved markets. Already operating in Nigeria, DRC, Sierra Leone and Liberia, our solar power stations distribute energy through proprietary MOPO Batteries managed by a network of local agents. </span></div><div><br></div><div><span>Our model is already powering thousands of homes and small businesses - eliminating fossil fuel use and enabling livelihoods. </span></div><div><br></div><div><span>With backing from Octopus Energy,  British International Investment, and Norfund, MOPO is scaling rapidly and is positioned to transform energy access and e-mobility across the continent</span></div>

Senior Embedded Engineer

About the Job

About the Company

Octopus Energy

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