Hardware Development Engineer

Job Title: Engineer II Location: London / Bristol / Edinburgh (Hybrid options available) Salary: £45,600 - £62,700 Team: Developer Experience Reporting To: Senior Software Engineering Manager This position is based in the UK and candidates must possess the right to work in the UK. Currently, we are unable to offer visa sponsorship for this position. Our commitment to building a diverse, global team is paramount, and our sponsorship policy is assessed on a role-by-role basis. Please check back on our careers site for future opportunities that may include visa sponsorship. Kaluza is revolutionizing the energy sector with our Energy Intelligence Platform, simplifying the complexities of energy management. We assist energy companies in addressing contemporary challenges while propelling the transition to a sustainable, electrified future. Our platform facilitates millions of real-time decisions across households, devices, markets, and grids. By integrating predictive algorithms with user-centric design, Kaluza ensures that clean energy is reliable, affordable, and seamlessly integrates into daily life. With teams spread across Europe, North America, Asia, and Australia, and a joint venture with Mitsubishi Corporation in Japan, we empower leading companies such as OVO, AGL, and ENGIE, alongside innovators like Volvo and Volkswagen. Where will I be working? You will be part of the Developer Experience (DevEx) team within our expansive Kaluza Technology community. Our team comprises a diverse group of data-driven and product-oriented Software and Production Engineers who are at the forefront of technological innovation and operate at an impressive scale. Together, we pursue engineering excellence by implementing best practices throughout the community. In this role, you will be instrumental in designing and enhancing our Internal AI Engineering Platform. Your responsibilities will include creating the infrastructure—from Model Context Protocol (MCP) servers to collaborative workflows—that enables our software teams to operate more efficiently and securely. Your contributions will significantly influence Kaluza's ability to eradicate defects, enhance productivity, and set the benchmark for AI-driven development. Our tech stack is dynamic, and you may work with: AWS, Kubernetes, LLMs (Claude, GPT, etc.), MCP servers, LangChain/LangGraph, and contemporary monitoring tools.

Role Overview Position: Software Engineering Manager – Developer Experience & AI Location: London or Bristol (Hybrid working) Salary: £72,000 - £91,000 Team: Developer Experience & Release Engineering Reports to: Head of Platform Kaluza builds data-driven, AI-powered tools that help energy companies solve complex challenges and accelerate the shift toward clean, electrified solutions. Teams across Europe, North America, Asia, and Australia collaborate with partners including OVO, AGL, ENGIE, Volvo, and Volkswagen. By combining predictive algorithms with user-centered design, Kaluza aims to make clean energy reliable and affordable. What You Will Do Lead and scale two specialized engineering teams, Release Engineering and DevX AI, focused on reducing engineering friction and developing AI-native workflows. Foster a culture of technical excellence and psychological safety, supporting data-driven, product-focused engineers. Define and maintain the roadmap for Release Engineering, ensuring frequent, reliable, high-quality code deployments for Kaluza’s engineering community. Guide the evolution of Kaluza’s Internal AI Engineering Platform, including infrastructure such as MCP servers and agentic workflows, to advance productivity. Encourage cross-team collaboration within the Kaluza Technology community to standardize and adopt best practices across the organization. Eligibility and Work Authorization This role is based in the UK and requires a valid right to work in the UK. Kaluza cannot provide visa sponsorship for this position at this time. The company reviews sponsorship policies on a role-by-role basis. For future roles that may offer sponsorship, please check the Kaluza careers site.

Job Title: Senior Engineer I Location: London, Bristol, or Edinburgh (Including Hybrid) Salary: £60,000 - £82,500 Team: Developer Experience Reporting To: Head of Engineering Closing date: Friday 30th March 2026 This role is based in the UK and requires an existing right to work in the UK. At this time, we are unable to offer visa sponsorship for this role. We are committed to cultivating a diverse, global team and our sponsorship policy is assessed on a role-by-role basis. We encourage you to regularly visit our careers site for updates on future opportunities where we may offer visa sponsorship. Kaluza is at the forefront of the energy revolution, transforming complex energy challenges into streamlined solutions. We empower energy companies to navigate contemporary challenges while driving the transition to a sustainable, electrified future. Our platform orchestrates millions of real-time decisions across homes, devices, markets, and grids. By merging predictive algorithms with user-centric design, Kaluza ensures clean energy is reliable, affordable, and seamlessly integrated into daily life. With teams across Europe, North America, Asia, and Australia, alongside a joint venture with Mitsubishi Corporation in Japan, we support industry leaders such as OVO, AGL, and ENGIE, as well as innovators like Volvo and Volkswagen. What will I be doing? In this impactful role, you will be instrumental in architecting and enhancing our Internal AI Engineering Platform. You will construct the infrastructure, from Model Context Protocol (MCP) servers to shared workflows, enabling our software teams to accelerate their development while ensuring system reliability and security. Your contributions will significantly influence Kaluza’s efforts to minimize defects, enhance productivity, and establish a benchmark for AI-driven development. AI Tooling Orchestration: Spearhead the trials and implementation of advanced engineering tools, including Claude Code, Kiro, and Opencode, ensuring their seamless integration into the developer workflow. Infrastructure & Connectivity: Design and maintain our MCP (Model Context Protocol) registry, creating a secure and scalable process for approving and deploying new servers and tools. Shared Workflows: Develop and uphold shared services and standards that standardize coding practices and automate repetitive architectural tasks across teams to facilitate AI workflows. Spec-Driven Development: (additional responsibilities to be defined).

Join the Graphcore Team!At Graphcore, we are pioneering the future of AI computing. Our team consists of semiconductor, software, and AI specialists with extensive experience in developing the entire AI compute stack, from silicon to software and large-scale infrastructure.As a proud member of the SoftBank Group, supported by substantial long-term investments, we are providing critical technology to the rapidly expanding SoftBank AI ecosystem.To seize the vast opportunities in AI, we are growing our teams globally, assembling the brightest talent to tackle the most challenging problems in an environment where every individual has the chance to significantly impact our company, products, and the future of artificial intelligence.Role OverviewAs a key member of our Drivers and Utilities team, you will play a vital role in planning, designing, implementing, and testing low-level kernel drivers and user space driver library code. You will be part of one of the two teams in our system software department, collaborating closely with colleagues to ensure the success of our innovative projects.

Speechify seeks a Senior Software Engineer in Bristol, United Kingdom, to help shape and improve the core experiences that define how users interact with our products. Role overview This position focuses on designing, building, and refining essential platform features. Collaboration is central: expect to work alongside colleagues from a range of disciplines to create software that users find effective and enjoyable. Ideas and solutions that improve technology and user satisfaction are valued here. What you will do Partner with cross-functional teams to design, develop, and enhance core platform features Build software with a direct impact on user interactions and experiences Offer input and solutions to make our technology more effective for users Requirements Proven engineering skills with a focus on user experience Ability to collaborate with colleagues from various specialties Motivation to develop software that addresses real user needs

About Us Graphcore stands at the forefront of innovation in Artificial Intelligence computing, developing groundbreaking hardware, software, and systems that will unleash the next era of AI advancements. Our vision is to facilitate the widespread adoption of AI solutions across industries. As part of the prestigious SoftBank Group, Graphcore collaborates with a distinguished network of companies driving transformative technologies. Together, we aspire to enable Artificial Super Intelligence, ensuring its benefits are accessible to all. Our team is a diverse blend of AI research experts, silicon designers, software engineers, and systems architects, fostering a culture of continuous learning and relentless innovation. Job Summary Join our Modelling team to play a critical role in the planning, design, implementation, and testing of software for next-generation AI hardware. You will assist various teams in integrating future hardware versions and expanding distributed modelling environments, reporting directly to the Modelling Team Manager. The Team The Modelling team collaborates closely with framework engineers to develop cutting-edge AI solutions, working on integrating modelling and profiling capabilities into the machine learning stack. Responsibilities and Duties Support the design, implementation, testing, and documentation of high-standard software for future hardware using C/C++/Python. Engage in agile development as part of a scrum team, ensuring rapid software delivery. Communicate effectively, contributing to technical discussions with software and hardware engineers, architects, and stakeholders. Be hands-on during key product development phases, collaborating closely with team members.

Why Choose PlayStation?At PlayStation, we pride ourselves on not only being the premier destination for gaming but also an exceptional workplace. We are a recognized leader in the entertainment industry, known for creating the PlayStation family of products and services, including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, and award-winning software titles from PlayStation Studios.We are committed to fostering an inclusive environment that empowers our employees and celebrates diversity. We invite passionate and curious individuals interested in innovation and technology to explore our job opportunities and join our diverse global team.The PlayStation brand operates under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.Join our team and contribute to the testing of development tools that are essential in creating every PlayStation® game. This role offers an incredible opportunity to advance your career in Software Testing while working with industry-leading tools and receiving mentorship from seasoned professionals in the field. Your Responsibilities Designing tests for new applications, features, and regression scenarios. Collaborating with application teams to develop effective test strategies. Automating tests as part of our continuous integration framework. Diagnosing issues and generating reproducible test cases. Executing manual and exploratory testing. Clearly reporting test results, including performance metrics and coverage analysis. Creating tools to enhance test efficiency and simplify execution. Providing insights and recommendations for product enhancements.

About UsGraphcore is a pioneering force in the realm of Artificial Intelligence computing, dedicated to creating cutting-edge hardware, software, and systems infrastructure that will usher in a new era of AI advancements.As a proud member of the SoftBank Group, Graphcore collaborates with a prestigious network of companies committed to driving transformative technologies. Our shared ambition is to enable Artificial Super Intelligence and ensure its advantages are available to all.Our diverse teams encompass a wide array of skills and perspectives, including AI researchers, silicon designers, software engineers, and systems architects, fostering a culture of continuous learning and innovation.Job SummaryJoin our Analysis Tools Team as a Graduate Engineer, where you'll be integral in developing profiling tools designed to assist users in optimizing their applications for Graphcore hardware.The TeamThe Analysis Tools Team is responsible for creating profiling tools that help users maximize their applications' efficiency on Graphcore hardware. This involves gathering profiling data from both hardware and software, processing it, and presenting it through libraries, command line tools, and graphical interfaces.Responsibilities and DutiesDesigning, developing, and testing profiling features.Resolving bugs and providing customer support.Collaborating with fellow engineers and sharing knowledge.

About Graphcore Graphcore is at the forefront of innovation in Artificial Intelligence computing. Our mission is to develop cutting-edge hardware, software, and systems infrastructure that will pave the way for the next generation of AI breakthroughs and facilitate the widespread adoption of AI solutions across various industries. As a proud member of the SoftBank Group, Graphcore is part of an elite family of companies that are responsible for some of the most transformative technologies in the world. We share a visionary goal: to enable Artificial Super Intelligence and ensure its benefits are available to all. Our teams are composed of individuals from diverse backgrounds, bringing a wealth of skills and perspectives together. With experts in AI research, silicon design, software engineering, and systems architecture, Graphcore fosters a culture of continuous learning and relentless innovation. Job Summary We invite you to join our dynamic Software Infrastructure team, where you will play a crucial role in scaling and managing our infrastructure. In this position, you will develop essential tools and services that empower our broader software team. Your contributions will significantly enhance the build, test, deployment, and productization processes of our Machine Learning Software components. You will have the opportunity to work with our High-Performance Computing (HPC) AI platforms while gaining invaluable experience in distributed systems. The Team This is an exciting opportunity to be part of a newly established team within the Software Operations group. The Build Engineering team focuses on the comprehensive process of building and integrating the Machine Learning Software stack. You will collaborate closely with the QA and development teams to gain insights into how our ML software stack is constructed, ensuring best practices in build processes and validation.

Join Graphcore as a PyTorch Software EngineerAt Graphcore, we are at the forefront of innovation in Artificial Intelligence computing. Our mission is to develop cutting-edge hardware, software, and system infrastructures that will catalyze the next wave of AI advancements and facilitate the widespread integration of AI technologies across diverse industries.As a proud member of the SoftBank Group, Graphcore belongs to a prestigious family of companies that are shaping the future with groundbreaking technologies. Together, we envision a world where Artificial Super Intelligence is a reality, and its advantages are accessible to all.Our diverse teams comprise AI research specialists, silicon designers, software engineers, and systems architects, fostering a culture rich in continuous learning and relentless innovation.Job OverviewAs a key member of the frameworks team, reporting to a Team Lead, you will be instrumental in designing, implementing, optimizing, maintaining, and providing support for software that ensures our machine learning accelerators integrate seamlessly with leading-edge frameworks like PyTorch and Triton.In this dynamic role within our PyTorch team, you will collaborate in a SCRUM environment to deliver new features, enhance performance, conduct code reviews, create technical documentation, engage with upstream communities, maintain the codebase, and provide user support.Your proactive communication skills will be essential as you work closely with fellow engineers across various teams, coordinating and tackling complex technical challenges. As you develop deep expertise in the PyTorch project, you will contribute to shaping the team's technical direction and processes, while ensuring high standards of code quality and complexity management to meet business objectives.

About UsGraphcore stands at the forefront of innovation in the realm of Artificial Intelligence compute. We are dedicated to developing cutting-edge hardware, software, and systems infrastructure designed to catalyze the next wave of AI breakthroughs and facilitate the ubiquitous adoption of AI solutions across diverse industries.As a proud member of the SoftBank Group, Graphcore is part of a prestigious consortium of companies that are pioneering some of the most transformative technologies globally. Our united ambition is to enable Artificial Super Intelligence and ensure its benefits are accessible to all.Our diverse teams comprise AI research specialists, silicon designers, software engineers, and systems architects, fostering a vibrant culture of continuous learning and relentless innovation.

Why PlayStation?At PlayStation, we pride ourselves on being both the Best Place to Play and the Best Place to Work. As a global leader in entertainment, we create the PlayStation family of products and services, including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, and award-winning software titles from PlayStation Studios.We are committed to fostering an inclusive environment that empowers employees and embraces diversity. We welcome individuals who are passionate and curious about innovation, technology, and play to explore our career opportunities and join our expanding global team.The PlayStation brand is a part of Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.We are actively seeking a skilled and innovative Senior Software Engineering Manager to lead our engineering teams in the research and development of next-generation testing technologies for PlayStation. This includes automation tools, frameworks, and CI infrastructure used to assess the quality of front-end workflows on the PS5.In this influential role, you will guide and advance a team dedicated to ensuring high-quality software delivery across various products and platforms. You will shape our quality strategy, promote engineering excellence, and streamline reliable release processes. Collaborating cross-functionally, you will lead a distributed team, integrating quality practices throughout the development lifecycle. This position involves working closely with quality management leadership, various internal departments, and open-source software communities. Together, we will cultivate an environment built on trust, open communication, creativity, and teamwork. You will also collaborate with peers and leadership to prioritize projects, set team goals, and enhance overall quality.Key Responsibilities:Lead, mentor, and develop a diverse team of quality engineers across multiple products and platforms.Manage and support remote team members, fostering effective collaboration across geographically dispersed teams.

Join Graphcore as a Software Engineer - TritonAt Graphcore, we're pioneers in the realm of Artificial Intelligence compute, dedicated to developing cutting-edge hardware, software, and systems infrastructure that will catalyze the next wave of AI advancements. Our mission is to facilitate the widespread adoption of AI solutions across diverse sectors.As a proud member of the SoftBank Group, we are part of an elite collective of companies that are shaping the future with transformative technologies. Together, we are committed to realizing the vision of Artificial Super Intelligence, ensuring that its benefits are accessible to everyone.Our diverse teams are a blend of AI research experts, silicon engineers, software developers, and systems architects, fostering an environment of continuous learning and relentless innovation.Position OverviewAs a Software Engineer on our Triton team, you will report to a Team Lead and take a crucial role in designing, implementing, optimizing, and maintaining software that guarantees exceptional support for Graphcore's machine learning accelerators within leading machine learning frameworks like PyTorch and Triton (note: “Triton” here refers to the Triton language/compiler, not the inference framework).Your responsibilities will include collaborating within a SCRUM team to deliver new features, enhancing performance, reviewing code, writing technical documentation, engaging with upstream communities, maintaining the codebase, and providing user support.In this role, you will work closely with fellow engineers across various teams, helping coordinate and execute complex technical tasks. Your proactive communication skills will be essential as you develop deep expertise in the Triton project, eventually contributing to the team’s technical direction and processes.

Alten is seeking a Model-Based Software Engineer in Bristol to contribute to software development projects using model-based design methods. This position involves collaborating with cross-functional teams to create software solutions tailored to client requirements. Role overview The Model-Based Software Engineer will focus on designing and developing software through advanced modeling techniques and specialized tools. The work centers on delivering reliable, high-quality software products that align with client goals. Collaboration This role works closely with colleagues from various disciplines. Teamwork and communication are essential to ensure that solutions meet technical and project needs. Key responsibilities Apply model-based design to develop software solutions Participate in cross-functional team efforts Use advanced modeling tools and techniques to support software delivery

About Graphcore Graphcore is at the forefront of innovation in Artificial Intelligence computing, dedicated to developing cutting-edge hardware, software, and systems infrastructure that will catalyze the next wave of AI advancements and facilitate the widespread integration of AI solutions across diverse industries. As a proud member of the SoftBank Group, Graphcore is part of a distinguished family of companies that are pioneering transformative technologies. Together, we share a bold aspiration: to enable Artificial Super Intelligence and make its advantages universally accessible. Our teams consist of individuals from various backgrounds, each contributing a unique set of skills and perspectives. Comprised of AI research experts, silicon designers, software engineers, and systems architects, Graphcore fosters a culture of continuous learning and relentless innovation. Job Summary Become an integral part of our vibrant Software Infrastructure team, where you will play a crucial role in scaling and managing our infrastructure. You will design and develop essential tools and services that empower our larger software team, significantly improving the build, test, deployment, and productization processes of our Machine Learning Software components. Gain hands-on experience working with our High-Performance Computing (HPC) AI platforms and expand your knowledge in distributed systems. The Team The Software Infrastructure team is responsible for delivering vital platforms and services that support software development teams throughout the organization. Our duties encompass managing the CI platform and services, build engineering, component integration, and packaging and release systems. We operate in squads, promoting a culture of service ownership and empowering our engineers, with a focus on long-term engineering solutions to minimize repetitive tasks. Responsibilities and Duties Develop, oversee, and maintain tools and services to streamline the software build and release process. Deploy and maintain services utilizing Kubernetes and Docker. Manage our Cloud Infrastructure with tools such as Terraform. Mentor and support the technical development of junior and graduate engineers. Exemplify strong engineering discipline to ensure high reliability and reduced toil.

About UsGraphcore stands at the forefront of innovation in Artificial Intelligence computing. We are dedicated to creating cutting-edge hardware, software, and system infrastructures that will facilitate the next wave of AI advancements and promote the widespread integration of AI technologies across various industries.As a proud member of the SoftBank Group, Graphcore is part of a prestigious network of companies that are driving some of the most transformative technological advancements globally. Our shared mission is to enable the emergence of Artificial Super Intelligence and ensure its benefits are accessible to all.Our diverse teams are composed of experts from various fields, including AI research, silicon design, software engineering, and systems architecture. At Graphcore, we foster a culture of continuous learning and relentless innovation.Job SummaryAs a Graduate Software Engineer in our Triton team, you will report to a Team Lead within the frameworks team. Your role will be crucial in designing, implementing, optimizing, maintaining, and providing support for the software that ensures our machine learning accelerators are seamlessly integrated with top machine learning frameworks such as PyTorch and Triton. You will be an integral part of a SCRUM team that is responsible for delivering new features, optimizing performance, reviewing code changes, and developing technical documentation while collaborating with upstream communities.

About UsGraphcore stands at the forefront of innovation in Artificial Intelligence computing. We are crafting state-of-the-art hardware, software, and systems infrastructure to enable the next wave of AI advancements and facilitate the broad adoption of AI solutions across various industries.As a proud member of the SoftBank Group, Graphcore is part of a prestigious collective known for pioneering transformative technologies. Our bold vision aims to empower Artificial Super Intelligence and ensure its benefits reach everyone.Our diverse teams are comprised of AI research specialists, silicon designers, software engineers, and systems architects, fostering a culture rich in continuous learning and innovation.Job SummaryBecome a vital member of our dynamic Software Infrastructure team, where you will play a crucial role in scaling and managing our infrastructure. You will develop essential tools and services that empower our broader software team, enhancing the build, test, deployment, and productization processes of our Machine Learning software components. This role offers the opportunity to work with our High-Performance Computing (HPC) AI platforms, providing you with invaluable experience in distributed systems.

About Graphcore At Graphcore, we are pioneering the future of AI computing. Our diverse team of semiconductor, software, and AI specialists has extensive experience in developing a comprehensive AI compute stack—from silicon and software to data center-scale infrastructure. As a proud member of the SoftBank Group, we benefit from substantial long-term investments, positioning us to deliver innovative technologies within the rapidly expanding SoftBank AI ecosystem. To seize the vast and exciting opportunities in the AI landscape, Graphcore is expanding its global teams. We unite the brightest minds to tackle the most complex challenges, providing everyone the opportunity to make a significant impact on the company, our products, and the future of artificial intelligence. Job Summary As a Software Engineer, you will play a crucial role in developing new kernels and supporting existing ones for linear algebra operations on our next-generation AI hardware. The Team This is an exciting opportunity to join the expanding Kernel Engineering team at Graphcore, which is dedicated to delivering high-performance compute libraries that enable customers to maximize the performance of AI hardware. Responsibilities and Duties Implement kernels for linear algebra and tensor operations (GEMM, batched GEMM, convolutions, reductions, elementwise and fused operations) using C++. Profile and optimize performance for the next generation of AI hardware, focusing on threading, cache locality, memory layout, and kernel launch efficiency.

Join Graphcore: Pioneers in AI Innovation At Graphcore, we are at the forefront of Artificial Intelligence computing, dedicated to developing cutting-edge hardware, software, and systems that will drive the next wave of AI advancements. Our mission is to facilitate the broad adoption of AI solutions in various sectors and enhance the transformative potential of this technology. As a proud member of the SoftBank Group, Graphcore belongs to a remarkable group of companies that are reshaping the technological landscape. We share a vision of enabling Artificial Super Intelligence and making its benefits universally accessible. Our team comprises talented professionals from various disciplines, including AI researchers, silicon designers, software engineers, and systems architects. We foster a culture of continuous learning and innovation, making Graphcore an exciting place to advance your career. Your Role In our vibrant Software Infrastructure team, you'll play a crucial role in scaling and managing our infrastructure. You'll create essential tools and services that empower our software teams, enhancing the build, test, deployment, and productization processes for our Machine Learning Software components. Collaborate with our High-Performance Computing (HPC) AI platforms and gain invaluable experience in distributed systems. The Team's Mission The Software Infrastructure team is integral to our software development ecosystem, delivering key platforms and services. We manage CI platforms, build engineering, component integration, and release systems, operating in squads that emphasize service ownership and engineer empowerment. Our focus is on long-term engineering solutions and minimizing repetitive tasks to enhance productivity.