As a Test Engineer, you will play a critical role in ensuring Fuse's hardware products and energy systems meet applicable regulatory, safety, and performance requirements throughout their lifecycle. You will work hands on with prototypes and deployed systems, collaborating closely with hardware, firmware, software, and operations teams to translate regulatory requirements into practical, testable engineering outcomes. In this role, you will be directly involved in design validation, certification, and end of line verification, navigating a broad regulatory landscape including electrical safety, EMC, grid connection standards, and environmental compliance. Responsibilities Plan, set up, and execute hands on validation, verification, and compliance tests on Fuse Energy hardware systems, both in laboratory environments and on live sites. Prepare systems for external certification and type testing, coordinating with notified bodies, test houses, and third party laboratories. Support in field testing, commissioning, and acceptance activities at customer, partner, or pilot sites to validate safety, performance, and grid interoperability. Execute targeted test campaigns covering areas such as electrical safety (LVD), EMC, grid code compliance (e.g. G99/G100 and EU equivalents), functional safety, and environmental requirements. Identify, analyse, and troubleshoot hardware, firmware, and system level issues uncovered during testing, working closely with design and software engineers to drive corrective actions. Design test equipment and software to perform automated test either in HIL testing or EOL verification at the production site. Develop and maintain thorough test documentation, including test procedures, reports, evidence packs, and compliance dossiers for internal use and external audits. Communicate test results, risks, and compliance status clearly to engineering, operations, and leadership teams, supporting informed technical and commercial decisions. Contribute to continuous improvement of Fuse's compliance, testing, and quality processes as products and deployments scale. Qualifications Bachelor's degree or higher in Electrical Engineering, Electronic Engineering, or a closely related technical discipline. At least 3 years of experience in a hardware test, compliance, regulatory, or certification focused engineering role. Strong hands on experience working with electrical or power electronic systems in laboratory and/or field environments. Proficiency with standard electrical test and measurement equipment, such as oscilloscopes, power analysers, multimeters, insulation testers, and data acquisition systems. Experience creating structured test plans, executing formal test procedures, and producing clear, high quality technical documentation. Working knowledge of relevant standards and regulations, such as LVD, EMC, grid connection codes, and related EU/UK directives (or a strong ability to learn them quickly). Excellent problem solving and debugging skills, with a rigorous, detail oriented approach to engineering work. Ability to work independently, manage multiple test activities in parallel, and operate effectively across lab, site, and external partner environments. Benefits Competitive salary and an equity sign on bonus Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
17/05/2026
Full time
As a Test Engineer, you will play a critical role in ensuring Fuse's hardware products and energy systems meet applicable regulatory, safety, and performance requirements throughout their lifecycle. You will work hands on with prototypes and deployed systems, collaborating closely with hardware, firmware, software, and operations teams to translate regulatory requirements into practical, testable engineering outcomes. In this role, you will be directly involved in design validation, certification, and end of line verification, navigating a broad regulatory landscape including electrical safety, EMC, grid connection standards, and environmental compliance. Responsibilities Plan, set up, and execute hands on validation, verification, and compliance tests on Fuse Energy hardware systems, both in laboratory environments and on live sites. Prepare systems for external certification and type testing, coordinating with notified bodies, test houses, and third party laboratories. Support in field testing, commissioning, and acceptance activities at customer, partner, or pilot sites to validate safety, performance, and grid interoperability. Execute targeted test campaigns covering areas such as electrical safety (LVD), EMC, grid code compliance (e.g. G99/G100 and EU equivalents), functional safety, and environmental requirements. Identify, analyse, and troubleshoot hardware, firmware, and system level issues uncovered during testing, working closely with design and software engineers to drive corrective actions. Design test equipment and software to perform automated test either in HIL testing or EOL verification at the production site. Develop and maintain thorough test documentation, including test procedures, reports, evidence packs, and compliance dossiers for internal use and external audits. Communicate test results, risks, and compliance status clearly to engineering, operations, and leadership teams, supporting informed technical and commercial decisions. Contribute to continuous improvement of Fuse's compliance, testing, and quality processes as products and deployments scale. Qualifications Bachelor's degree or higher in Electrical Engineering, Electronic Engineering, or a closely related technical discipline. At least 3 years of experience in a hardware test, compliance, regulatory, or certification focused engineering role. Strong hands on experience working with electrical or power electronic systems in laboratory and/or field environments. Proficiency with standard electrical test and measurement equipment, such as oscilloscopes, power analysers, multimeters, insulation testers, and data acquisition systems. Experience creating structured test plans, executing formal test procedures, and producing clear, high quality technical documentation. Working knowledge of relevant standards and regulations, such as LVD, EMC, grid connection codes, and related EU/UK directives (or a strong ability to learn them quickly). Excellent problem solving and debugging skills, with a rigorous, detail oriented approach to engineering work. Ability to work independently, manage multiple test activities in parallel, and operate effectively across lab, site, and external partner environments. Benefits Competitive salary and an equity sign on bonus Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
A leading renewable energy company in Greater London is seeking an experienced Embedded Systems Engineer to develop low-level firmware for microcontrollers and create real-time software for energy devices. The ideal candidate has a strong background in C programming and embedded systems, with over 2 years of experience. This role offers a competitive salary, equity bonus, and various benefits including paid leave and allowances for office-based employees.
09/05/2026
Full time
A leading renewable energy company in Greater London is seeking an experienced Embedded Systems Engineer to develop low-level firmware for microcontrollers and create real-time software for energy devices. The ideal candidate has a strong background in C programming and embedded systems, with over 2 years of experience. This role offers a competitive salary, equity bonus, and various benefits including paid leave and allowances for office-based employees.
Fuse Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy - fast. We're combining first-principles thinking with cutting-edge technology to build a radically better energy system. We raised $170M from top-tier investors including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, Box Group and strategic angels like Nico Rosberg, the Co-Founder of Solana and GPs behind Meta, Revolut, Spotify, Uber and more. We're creating a fully integrated energy company: from developing solar, wind and hydrogen projects to real-time power trading and distributed energy installations. By selling directly to consumers, we cut out the middleman, lower costs and pass on savings to customers. But we're not stopping there. We're also building the Energy Network: a decentralised platform of smart devices that rewards users in Energy Dollars for electrifying their homes, shifting usage to off-peak hours, and helping balance the grid. This network strengthens grid stability - a critical foundation for scaling AI data centers and other energy intensive industries. Responsibilities Develop low-level firmware and drivers for microcontrollers and embedded peripherals (SPI, I2C, UART, DMA, ADC, etc.) Design and implement real-time control software and embedded algorithms for energy devices Write, test, and debug embedded C/C++ firmware running on bare-metal or RTOSbased systems Collaborate with hardware, systems and controls teams to define firmware requirements and test plans Participate in code reviews, write documentation and contribute to the continuous improvement of firmware practices Assist in board bring-up, profiling and debugging using tools like oscilloscopes, JTAG/SWD, and logic analysers Implement and maintain bootloaders, linker scripts and firmware deployment pipelines Qualifications 2+ years of experience in embedded systems or firmware engineering Strong proficiency in C, with experience writing firmware for microcontrollers Hands on experience with common MCU peripherals: SPI, I2C, UART, DMA, timers, ADCs, Flash, CAN, etc. Experience working with real-time systems and embedded development toolchains (e.g., GNU, IAR) Familiarity with version control and tooling (e.g., Git, Docker, CI pipelines) Ability to work with hardware debugging tools (oscilloscopes, logic analysers, JTAG/SWD) Bonus Experience with power electronics or grid-connected converter controls Knowledge of control systems and digital signal processing (FIR, IIR, FFT) Familiarity with embedded bootloaders, memory maps and linker scripts Experience with board bring-up and low-level hardware/software integration Benefits Competitive salary and an equity sign-on bonus Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
09/05/2026
Full time
Fuse Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy - fast. We're combining first-principles thinking with cutting-edge technology to build a radically better energy system. We raised $170M from top-tier investors including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, Box Group and strategic angels like Nico Rosberg, the Co-Founder of Solana and GPs behind Meta, Revolut, Spotify, Uber and more. We're creating a fully integrated energy company: from developing solar, wind and hydrogen projects to real-time power trading and distributed energy installations. By selling directly to consumers, we cut out the middleman, lower costs and pass on savings to customers. But we're not stopping there. We're also building the Energy Network: a decentralised platform of smart devices that rewards users in Energy Dollars for electrifying their homes, shifting usage to off-peak hours, and helping balance the grid. This network strengthens grid stability - a critical foundation for scaling AI data centers and other energy intensive industries. Responsibilities Develop low-level firmware and drivers for microcontrollers and embedded peripherals (SPI, I2C, UART, DMA, ADC, etc.) Design and implement real-time control software and embedded algorithms for energy devices Write, test, and debug embedded C/C++ firmware running on bare-metal or RTOSbased systems Collaborate with hardware, systems and controls teams to define firmware requirements and test plans Participate in code reviews, write documentation and contribute to the continuous improvement of firmware practices Assist in board bring-up, profiling and debugging using tools like oscilloscopes, JTAG/SWD, and logic analysers Implement and maintain bootloaders, linker scripts and firmware deployment pipelines Qualifications 2+ years of experience in embedded systems or firmware engineering Strong proficiency in C, with experience writing firmware for microcontrollers Hands on experience with common MCU peripherals: SPI, I2C, UART, DMA, timers, ADCs, Flash, CAN, etc. Experience working with real-time systems and embedded development toolchains (e.g., GNU, IAR) Familiarity with version control and tooling (e.g., Git, Docker, CI pipelines) Ability to work with hardware debugging tools (oscilloscopes, logic analysers, JTAG/SWD) Bonus Experience with power electronics or grid-connected converter controls Knowledge of control systems and digital signal processing (FIR, IIR, FFT) Familiarity with embedded bootloaders, memory maps and linker scripts Experience with board bring-up and low-level hardware/software integration Benefits Competitive salary and an equity sign-on bonus Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
Fuse Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy - fast. We're combining first-principles thinking with cutting-edge technology to build a radically better energy system. We raised $170M from top-tier investors including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, Box Group and strategic angels like Nico Rosberg, the Co-Founder of Solana and GPs behind Meta, Revolut, Spotify, Uber and more. We're creating a fully integrated energy company: from developing solar, wind and hydrogen projects to real-time power trading and distributed energy installations. By selling directly to consumers, we cut out the middleman, lower costs and pass on savings to customers. We are looking for a hands-on and technically skilled 2nd Line IT Engineer with strong Network Engineering experience to keep Fuse running at full speed. You will own the day-to-end technical environment across two office locations, ensuring our networks, infrastructure and end-user hardware operate reliably so we can focus on building the future of energy. The ideal candidate is a problem-solver who thrives in a fast-paced environment, and is comfortable owning issues end-to-end, from conferencing hardware to a firewall policy change. Responsibilities You will manage the networks, on-site infrastructure and hardware that our team relies on every day and will work closely with the wider IT and engineering teams to design, deploy, secure and support our environment. Work across our London based offices, external sites and our growing cloud presence Administer, manage and update our office networks, firewalls and internet related infrastructure. Build and maintain our on-premise servers and storage infrastructure Own all office hardware problems: laptops, meeting room AV and printers Provide 2nd line support and assist in onboard/offboard staff Proven 2nd line IT experience with network engineering responsibilities Cisco networking experience with a CCNA (or equivalent) Hands on experience configuring and managing FortiGate firewalls Strong grasp of core networking (TCP/IP, routing, switching, VLANs, VPNs, Wi Fi) Confident supporting on site servers and end user hardware (Windows/macOS) Desirable Experience supporting IT in a SaaS environment AWS cloud experience Additional networking or security certifications (e.g. CCNP, Fortinet NSE) Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
08/05/2026
Full time
Fuse Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy - fast. We're combining first-principles thinking with cutting-edge technology to build a radically better energy system. We raised $170M from top-tier investors including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, Box Group and strategic angels like Nico Rosberg, the Co-Founder of Solana and GPs behind Meta, Revolut, Spotify, Uber and more. We're creating a fully integrated energy company: from developing solar, wind and hydrogen projects to real-time power trading and distributed energy installations. By selling directly to consumers, we cut out the middleman, lower costs and pass on savings to customers. We are looking for a hands-on and technically skilled 2nd Line IT Engineer with strong Network Engineering experience to keep Fuse running at full speed. You will own the day-to-end technical environment across two office locations, ensuring our networks, infrastructure and end-user hardware operate reliably so we can focus on building the future of energy. The ideal candidate is a problem-solver who thrives in a fast-paced environment, and is comfortable owning issues end-to-end, from conferencing hardware to a firewall policy change. Responsibilities You will manage the networks, on-site infrastructure and hardware that our team relies on every day and will work closely with the wider IT and engineering teams to design, deploy, secure and support our environment. Work across our London based offices, external sites and our growing cloud presence Administer, manage and update our office networks, firewalls and internet related infrastructure. Build and maintain our on-premise servers and storage infrastructure Own all office hardware problems: laptops, meeting room AV and printers Provide 2nd line support and assist in onboard/offboard staff Proven 2nd line IT experience with network engineering responsibilities Cisco networking experience with a CCNA (or equivalent) Hands on experience configuring and managing FortiGate firewalls Strong grasp of core networking (TCP/IP, routing, switching, VLANs, VPNs, Wi Fi) Confident supporting on site servers and end user hardware (Windows/macOS) Desirable Experience supporting IT in a SaaS environment AWS cloud experience Additional networking or security certifications (e.g. CCNP, Fortinet NSE) Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
Fuse Energy, LLC is looking for a hands-on and technically skilled 2nd Line IT Engineer to support its growing infrastructure and networks across two London offices. The ideal candidate should have proven experience in network engineering, hold a CCNA or equivalent certification, and be proficient with FortiGate firewalls. Responsibilities include managing hardware, administering firewalls, and providing IT support. The role offers a biannual bonus scheme and fully expensed tech as well as allowances for meals.
08/05/2026
Full time
Fuse Energy, LLC is looking for a hands-on and technically skilled 2nd Line IT Engineer to support its growing infrastructure and networks across two London offices. The ideal candidate should have proven experience in network engineering, hold a CCNA or equivalent certification, and be proficient with FortiGate firewalls. Responsibilities include managing hardware, administering firewalls, and providing IT support. The role offers a biannual bonus scheme and fully expensed tech as well as allowances for meals.
We're looking for an IoT Engineer to help design, build, and scale the connected hardware powering the Energy Network. This is a hands-on role spanning embedded systems, networking, device security, and fleet connectivity - from prototype through deployment. You'll contribute to building resilient connectivity, secure provisioning, and robust telemetry across a growing fleet of distributed energy devices. You'll play an important role in shaping how our devices connect, communicate, and evolve securely at scale, working closely with firmware, hardware, and backend teams to deliver production-ready systems. Responsibilities: Connectivity & Networking Develop and maintain connectivity across Ethernet, Wi-Fi, Thread, Zigbee, and BLE. Build and optimise secure, reliable device messaging using protocols such as MQTT, CoAP, HTTP, or WebSockets. Support reliable device time synchronisation using NTP or PTP. Device Security & OTA Management Contribute to secure boot flows, key and certificate provisioning, and hardware-backed device identity using TPMs or secure elements. Help build and maintain signed firmware update pipelines, including OTA update and rollback mechanisms. Support security best practices across the device lifecycle, including vulnerability management and secure provisioning. Edge & Cloud Integration Integrate devices with cloud IoT platforms and backend services. Define and improve telemetry, health monitoring, and observability for deployed devices. Support reliable operation of connected devices in the field, including debugging fleet issues and improving resilience. Compliance & Testing Support testing and validation for safety, EMC, radio, and related product requirements. Help prepare test plans, certification artefacts, and validation documentation. Work with manufacturing and cross-functional teams through engineering and production validation cycles. Cross-Functional Collaboration Work closely with firmware, hardware, power electronics, mechanical, and software teams to deliver production-ready devices. Contribute to design reviews, technical documentation, and interface specifications. Share knowledge and contribute to engineering best practices across connectivity, embedded systems, and device security. Qualifications Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or equivalent practical experience. 2+ years of experience building connected embedded products, or strong relevant industry/project experience. Good proficiency in C/C++ for embedded systems, with experience working with RTOS environments such as Zephyr or FreeRTOS. Experience with Python for testing, tooling, or automation. Solid understanding of device connectivity and networking fundamentals, including IP networking and common transport/application protocols. Experience implementing or supporting secure device communications using TLS, certificates, or device provisioning workflows. Familiarity with firmware update systems, bootloaders, or CI/CD workflows for embedded software. Practical debugging experience using lab and software tools such as logic analysers, protocol analysers, network sniffers, or observability platforms. Strong problem-solving skills and the ability to work across hardware and software boundaries. Nice to Have Experience with low-power wireless technologies such as Thread, Zigbee, or BLE. Familiarity with cloud IoT services on AWS, Azure, or GCP. Exposure to secure boot, TPMs, secure elements, or hardware attestation. Experience with EMC/RF testing, antenna bring-up, or factory test processes. Awareness of relevant cybersecurity or privacy standards such as IEC 62443, ETSI EN , ISO 27001, or GDPR. Experience working on industrial, energy, or other distributed device deployments. Benefits Competitive salary and an equity sign-on bonus Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
07/05/2026
Full time
We're looking for an IoT Engineer to help design, build, and scale the connected hardware powering the Energy Network. This is a hands-on role spanning embedded systems, networking, device security, and fleet connectivity - from prototype through deployment. You'll contribute to building resilient connectivity, secure provisioning, and robust telemetry across a growing fleet of distributed energy devices. You'll play an important role in shaping how our devices connect, communicate, and evolve securely at scale, working closely with firmware, hardware, and backend teams to deliver production-ready systems. Responsibilities: Connectivity & Networking Develop and maintain connectivity across Ethernet, Wi-Fi, Thread, Zigbee, and BLE. Build and optimise secure, reliable device messaging using protocols such as MQTT, CoAP, HTTP, or WebSockets. Support reliable device time synchronisation using NTP or PTP. Device Security & OTA Management Contribute to secure boot flows, key and certificate provisioning, and hardware-backed device identity using TPMs or secure elements. Help build and maintain signed firmware update pipelines, including OTA update and rollback mechanisms. Support security best practices across the device lifecycle, including vulnerability management and secure provisioning. Edge & Cloud Integration Integrate devices with cloud IoT platforms and backend services. Define and improve telemetry, health monitoring, and observability for deployed devices. Support reliable operation of connected devices in the field, including debugging fleet issues and improving resilience. Compliance & Testing Support testing and validation for safety, EMC, radio, and related product requirements. Help prepare test plans, certification artefacts, and validation documentation. Work with manufacturing and cross-functional teams through engineering and production validation cycles. Cross-Functional Collaboration Work closely with firmware, hardware, power electronics, mechanical, and software teams to deliver production-ready devices. Contribute to design reviews, technical documentation, and interface specifications. Share knowledge and contribute to engineering best practices across connectivity, embedded systems, and device security. Qualifications Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or equivalent practical experience. 2+ years of experience building connected embedded products, or strong relevant industry/project experience. Good proficiency in C/C++ for embedded systems, with experience working with RTOS environments such as Zephyr or FreeRTOS. Experience with Python for testing, tooling, or automation. Solid understanding of device connectivity and networking fundamentals, including IP networking and common transport/application protocols. Experience implementing or supporting secure device communications using TLS, certificates, or device provisioning workflows. Familiarity with firmware update systems, bootloaders, or CI/CD workflows for embedded software. Practical debugging experience using lab and software tools such as logic analysers, protocol analysers, network sniffers, or observability platforms. Strong problem-solving skills and the ability to work across hardware and software boundaries. Nice to Have Experience with low-power wireless technologies such as Thread, Zigbee, or BLE. Familiarity with cloud IoT services on AWS, Azure, or GCP. Exposure to secure boot, TPMs, secure elements, or hardware attestation. Experience with EMC/RF testing, antenna bring-up, or factory test processes. Awareness of relevant cybersecurity or privacy standards such as IEC 62443, ETSI EN , ISO 27001, or GDPR. Experience working on industrial, energy, or other distributed device deployments. Benefits Competitive salary and an equity sign-on bonus Biannual bonus scheme Fully expensed tech to match your needs Paid annual leave Breakfast and dinner allowance for office based employees
A technology company in the energy sector is seeking an IoT Engineer to design and scale connected hardware for the Energy Network. The role encompasses connectivity, device security, and cloud integration while working closely with firmware, hardware, and software teams. The ideal candidate should have a Bachelor's degree in Electrical Engineering and 2+ years of relevant experience, proficient in C/C++ and networking fundamentals. Benefits include a competitive salary, equity bonuses, and fully expensed tech. This is an opportunity to innovate within a growing field.
07/05/2026
Full time
A technology company in the energy sector is seeking an IoT Engineer to design and scale connected hardware for the Energy Network. The role encompasses connectivity, device security, and cloud integration while working closely with firmware, hardware, and software teams. The ideal candidate should have a Bachelor's degree in Electrical Engineering and 2+ years of relevant experience, proficient in C/C++ and networking fundamentals. Benefits include a competitive salary, equity bonuses, and fully expensed tech. This is an opportunity to innovate within a growing field.