Nscale Ltd.

A leading GPU cloud provider in the United Kingdom is seeking a Hardware Specialist to manage the lifecycle of GPU compute platforms, including vendor liaison, power and cooling requirements, and server configurations. The ideal candidate should have over 5 years of experience in data centers, strong vendor management skills, and proficiency in Linux. Join a supportive and innovative team where your contributions will spark real impact.

A leading AI cloud platform provider in Greater London is seeking a Principal AI Engineer to spearhead the design and implementation of advanced AI systems. This pivotal role focuses on developing a strategic AI vision, creating coherent ecosystems, and mentoring senior engineers. Candidates should possess extensive experience in AI engineering, with expertise in transformer architectures and a strong command of Python. The ideal applicant thrives in a collaborative environment that fosters innovation and excellence.

Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. At Nscale, our Support and Operations team plays a critical role in maintaining service availability, driving service reliability and rapid response to customer tickets globally. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role (Job Purpose) Nscale is seeking an Infrastructure Support Manager to lead the daily operations and support of our global datacenter infrastructure. This role will manage a team of engineers providing monitoring, troubleshooting, and incident response for mission critical GPU, networking, and storage systems across multiple datacenters. You will ensure that incidents are resolved quickly, infrastructure health is continuously monitored, and support processes are followed consistently. This leadership role is key to guaranteeing operational excellence and reliability across Nscale's datacenter footprint. What You'll be Doing (Responsibilities) Lead and manage a team of infrastructure support engineers across global datacenter sites. Oversee daily monitoring and support of GPU, networking, and storage systems. Ensure rapid and effective incident response, escalation, and resolution. Develop and maintain support processes, runbooks, and escalation procedures. Collaborate with engineering, buildout, and operations teams to improve reliability and reduce recurring issues. Conduct root cause analysis and implement preventative measures for critical incidents. Track and report on support metrics (SLAs, uptime, MTTR, incident volume) to leadership. Drive adoption of monitoring, observability, and automation tools across the team. Mentor and develop team members, fostering a culture of operational excellence. Participate in the on call rotation and ensure adequate coverage across regions. About You (Skills / Qualifications) Proven experience in datacenter infrastructure support or operations management. Strong technical knowledge of servers, GPUs, networking, and storage systems. Solid understanding of monitoring and observability practices and tools (e.g., Prometheus, Grafana, Datadog). Experience leading support teams in mission critical 24/7 environments. Excellent troubleshooting and problem solving skills with a focus on root cause analysis. Familiarity with ITIL or other support frameworks for incident, problem, and change management. Strong leadership, communication, and coaching skills with the ability to manage global teams. Ability to collaborate across engineering, operations, and vendor partners. Nice to have: Experience in AI/ML or high performance computing infrastructure support. Knowledge of GPU orchestration and containerized environments (e.g., Kubernetes). Familiarity with automation and Infrastructure as Code (Terraform, Ansible, Pulumi). Exposure to sustainability and datacenter energy efficiency practices. What We Can Offer You At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core. Highly competitive package (base + equity) with reviews every 12 months. Join the fastest growing tech startup, your chance to push boundaries, collaborate with brilliant minds, and make your mark on cutting edge AI. Expect a dynamic progression plan tailored to your ambitions. Grow by trying new things, leading, challenging the status quo, and owning your impact, always with our full support. Human First Flexibility: We treat you as humans first. Our flexible workplace trusts Nscalers to deliver, giving you the autonomy to shape your day around life's moments. Join our thriving remote first team. Geography is no barrier to impact or connection. We build seamless virtual collaboration, empowering you, wherever you work. We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

Payroll Manager, USA We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role As a Payroll Manager (US) at NScale, you'll oversee all aspects of payroll operations, compliance,and administration for our U.S. employees. You'll be responsible for ensuring accurate and timelypayroll processing, tax filings, and compliance with federal, state, and local regulations. You'll partner closely with HR, Accounting, and external vendors to maintain flawless payroll execution, streamline processes, and ensure compliance with evolving legislation. This role is ideal for someonewho thrives in a fast-paced, high-growth environment and takes pride in operational accuracy andefficiency. What You'll be Doing Oversee end-to-end payroll processing for U.S. employees, ensuring accuracy, timeliness, and compliance with all applicable laws. Manage federal, state, and local payroll tax filings, including quarterly and annual returns (e.g., 941s, W-2s, and 1099s) for any not handled by PEO provider; coordinate responses to any state or federal payroll tax notices Liaise with payroll service providers (e.g., ADP) to resolve issues, implement updates, and maintain data integrity. Conduct regular audits of payroll data, benefits deductions, and tax withholdings to ensure accuracy. Develop and implement scalable payroll processes and controls to support company growth. Prepare payroll-related reports and metrics for Finance and HR leadership; support month-end close with payroll journal entries and reconciliations. Stay current on U.S. payroll laws, multi-state taxation, and labor regulations; ensure adherence to wage and hour laws. Respond to employee inquiries related to pay, deductions, and benefits with accuracy and professionalism. Partner with HR and Accounting on employee onboarding/offboarding, benefits administration, and equity compensation reporting. About You Bachelor's degree in Accounting, Finance, Human Resources, or a related field 5+ years of progressive experience in U.S. payroll management or administration In-depth knowledge of federal and state payroll regulations, tax laws, and wage/hour compliance Experience managing payroll across multiple states (multi-jurisdiction) Strong technical proficiency in payroll software Advanced Excel skills for data analysis and reconciliation Excellent attention to detail and organizational skills, with the ability to handle sensitive information with discretion Strong communication skills and a collaborative mindset Adaptable, hands-on, and proactive in a scaling, fast-paced environment What We Can Offer You At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core. Highly competitive package (base + equity) with reviews every 12 months. Join the fastest-growing tech startup, your chance to push boundaries, collaborate with brilliant minds, and make your mark on cutting-edge AI. Expect a dynamic progression plan tailored to your ambitions. Grow by trying new things, leading, challenging the status quo, and owning your impact, always with our full support. Human-First Flexibility: We treat you as humans first. Our flexible workplace trusts Nscalers to deliver, giving you the autonomy to shape your day around life's moments. Equal Opportunities Statement We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio-economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

Payroll Manger - London We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role We are seeking an experienced Payroll Manager to oversee the end-to-end payroll process across multiple jurisdictions. The ideal candidate will have extensive experience managing UK, US and international payrolls, with a strong understanding of pension administration, reward, salary sacrifice arrangements. You should have worked before with global payroll providers such as TMF Group, ADP and Deel. This role is pivotal in ensuring that payroll is processed accurately, efficiently, and compliantly, while continuously improving processes and maintaining the highest standards of employee data integrity. You will be the first point of contact for employee queries regarding payroll and pension schemes. What You'll be Doing Payroll Management Manage the end-to-end monthly payroll cycle with international vendors for UK, US and other international employees, ensuring timely and accurate processing. Oversee all payroll inputs, including new hires, terminations, bonuses and reward, overtime, benefits, and statutory deductions. Liaise with global payroll providers and payroll administrators to coordinate international payroll operations and resolve any discrepancies. Review and approve payroll outputs, ensuring compliance with local tax and employment legislation. Conduct regular payroll audits to identify and correct inconsistencies. Pensions and Benefits Administration Manage the auto-enrolment pension process and ensure compliance with The Pensions Regulator (TPR) requirements. Oversee and reconcile salary sacrifice schemes for pensions, cycle-to-work, and other employee benefits. Work with benefit providers to ensure accurate deduction and contribution management. Compliance and Reporting Stay current with payroll related legislation, including tax codes, NI thresholds, and statutory payments (SSP, SMP, etc.). Prepare and submit reports to HMRC and other relevant authorities if necessary. Support internal and external audits by providing required payroll data and documentation. Systems and Process Improvement Collaborate with key stakeholders to streamline processes and implement payroll best practices. Maintain and enhance payroll systems and integrations with HRIS and accounting platforms. Drive automation initiatives to reduce manual processing and improve accuracy. Build strong cross functional relationships with Finance, HR, and external vendors. About You 4+ years of payroll management experience, including international and multi entity payrolls. Proven experience working with global payroll providers like TMF Group, ADP, Deel, or similar. In depth knowledge of UK and US payroll legislation, including pensions and salary sacrifice arrangements with strong understanding of tax compliance, NI, and statutory reporting in the UK. Strong understanding of US benefits and 401k. Advanced Excel skills and familiarity with HR/payroll software (Workday, BambooHR, HiBob, Deel). Exceptional attention to detail, with strong analytical and problem solving skills. Excellent communication and stakeholder management abilities. What We Can Offer You At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core. Highly competitive package (base + equity) with reviews every 12 months. Join the fastest growing tech startup, your chance to push boundaries, collaborate with brilliant minds, and make your mark on cutting edge AI. Expect a dynamic progression plan tailored to your ambitions. Grow by trying new things, leading, challenging the status quo, and owning your impact, always with our full support. Human First Flexibility: We treat you as humans first. Our flexible workplace trusts Nscalers to deliver, giving you the autonomy to shape your day around life's moments. Join our thriving remote first team. Geography is no barrier to impact or connection. We build seamless virtual collaboration, empowering you, wherever you work. Equal Opportunities Statement We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

A fast-growing tech company in the UK is seeking a Payroll Manager to oversee payroll operations for U.S. employees, ensuring compliance with regulations. The ideal candidate will have over 5 years of experience in payroll management, strong attention to detail, and be adept in payroll software. This role offers a highly competitive package, a dynamic progression plan, and a flexible workplace culture focused on human-first values.

Nscale is taking on the hyperscalers by building a vertically integrated cloud built for AI. We own the data centres, software, and applications that power today's AI stack using sustainable technology solutions. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As a Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. Collaboration is key, and we work together swiftly and respectfully, embracing adaptability and resilience in all we do. About the Role As a Network Deployment Engineer, you will be on the ground in datacentres, installing, commissioning, and validating the networks that power Nscale's GPU clusters. You'll work directly with network gear, cabling, and racking, ensuring new deployments are delivered to specification and fully operational. This role is efficient, requiring hands on work with switches, routers, fibre/ethernet cabling, and test equipment. You'll bring up links, verify connectivity, and hand off to network engineering teams once platforms are live. This role requires travel to DC locations 50%-70% of the time. What you'll be doing Install, rack, cable, and patch switches, routers, and optics for new network deployments. Perform on site validation and acceptance testing of deployed hardware (link tests, optics checks, interface bring up). Execute deployment runbooks for new datacentre builds and expansions. Label, document, and maintain structured cabling standards across sites. Work with network engineers to configure devices using provided templates or scripts. Assist with fabric validation (Ethernet, InfiniBand, RDMA) for GPU cluster connectivity. Maintain accurate records of hardware installs, cabling maps, and deployment checklists. Coordinate with vendors and logistics teams for hardware deliveries and replacements. Support capacity expansion projects and scaling activities across global datacentre sites. About You 2-4 years of experience in datacentre network deployment, field engineering, or infrastructure installation. Comfortable with racking and stacking network gear, structured cabling, and on site troubleshooting. Familiar with network hardware (Cisco, Arista, Juniper, Mellanox/NVIDIA, etc.). Understanding of fibre/ethernet cabling types, optics, and patching standards. Basic knowledge of IP networking (VLANs, trunks, link aggregation). Experience following deployment runbooks and MOPs (Methods of Procedure). Strong focus on safety, organisation, and documentation. Able to work independently in datacentres and travel internationally when required. Nice to Have Prior experience with HPC or GPU dense datacentre deployments. Exposure to automation (Python, Ansible) for device staging/config. Knowledge of datacentre standards (TIA/EIA cabling, hot/cold aisle, structured labelling). In all we do, our core values guide us: Relentless Innovation At Nscale, we constantly push the boundaries of innovation, embracing creative risks to shape the future. Our aim is to deliver products that not only meet but exceed today's expectations, setting new standards for tomorrow. Ownership and Accountability Every Nscaler is fully accountable for their work, driving it with excellence and urgency. We set high standards, ensuring that our contributions are not just good but exceptional. Openness and Transparency We believe trust and transparency are key to our success. We maintain open communication within our teams and with stakeholders, sharing both successes and challenges. Our open source approach allows customers to explore our technology, building trust and ensuring our solutions are both innovative, secure, and reliable. Customer Centric Focus Our customers are central to our mission, and we are committed to delivering impactful solutions that drive real world success. We focus on deeply understanding their needs and challenges, striving to exceed expectations in both product quality and service. Sustainability We are dedicated to considering the long term environmental and societal impacts of our technologies. By integrating sustainability into our operations and product development, we ensure our innovations are both effective and responsible, contributing positively to the world around us. Collaboration at Nscale is fast, efficient, and respectful. We work together seamlessly, with clear communication and mutual respect, ensuring our shared goals are met with high standards and impactful outcomes. We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. At Nscale, our Support and Operations team plays a critical role in maintaining service availability, driving service reliability and rapid response to customer tickets We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role (Job Purpose) We're looking for an Engineer that has good people, leadership & technical skills. A technical expert responsible for ensuring the efficiency, reliability, and scalability of data centre infrastructure. You're comfortable problem solving & making decisions on complex topics with high levels of ambiguity in a results driven environment. You're comfortable influencing without authority and exceptional at building relationships with senior stakeholders across the business to get things done. You have the understanding and skillset to grasp technical concepts and problems quickly You have strong analytical skills You're a doer who is extremely organised and diligent You're a self starter, curious, and quick to learn, knowing what questions to ask to get up to speed quickly What You'll be Doing (Responsibilities) You'll join the Support duty rotation and, as a Senior, will collaborate with Engineering on incidents and changes. Proactively improve dashboards, alerts, and runbooks to prevent repeat incidents. Contribute to knowledge sharing across Operations and Engineering, including training content, workshops, and PR reviews. Drive to upskill - better the team and yourself. Accurately record, update, manage and resolve tickets using the call tracking system whilst keeping all parties (internal or external) informed of the tickets progression via phone and email. Demonstrate a solid understanding of the underlying Platform to our customers and providing assistance in helping them leverage the service and products Respond to incoming monitoring alerts, resolving or escalating as required in accordance with priorities and agreed service levels Take decisive actions, and calculated risks, on technically complex incidents and tasks to ensure business speed and efficiency. Lead by earning trust, speaking candidly, and benchmark against the best to identify where we can improve. Disagree when appropriate and challenge the status quo. Commit wholly to decisions and plans once in motion. Be a technical expert, and drive the team to make the best decisions. Deliver project tasks, improvements, and technical assessments in the right quality in a timely fashion. Handle escalated customer support issues, providing solutions aligned with business SLA requirements Design and implement automation scripts and tools to optimize processes. Conduct root cause analysis for major incidents and recommend long term fixes. Collaborate with cross functional teams for service improvements Responding to critical incidents during out of business hours, and be on call as required. About You (Skills / Qualifications) Ability to adapt to customer driven demands, such as providing specialist support after core business hours, with availability to travel to Nscale or Customer locations to provide onsite technical expertise and guidance. Disciplined, organised and self motivated. Able to motivate, support and mentor other team members Strong leadership principals, with a bias for taking decisive action, working independently, and driving the team and wider organisation to improve. Understanding of how datacenters operate and the core datacentre technologies: Servers, Networks, Storage and Virtualisation, ideally gained through an operational support background. Good organisational and time management skills, with strong interpersonal skills, able to deal effectively with people at all levels whilst also having good written and verbal communication skills Linux systems engineering at scale. Strong command over modern Linux distributions, kernel modules, systemd, networking stack, and filesystem tooling. Proven troubleshooting across compute, storage and network layers in production. Kubernetes. Operate and troubleshoot K8s clusters, and understand how physical resources are abstracted up the stack to K8s. GPU platforms (NVIDIA and AMD). Practical experience with GPU drivers and GPU logs investigation tools, e.g. nvidia smi. Performance diagnostics using NCCL on large scale clusters. Observability and incident response. Build and use alerting stacks and dashboards, interpret metrics and alerts, and drive runbooks to resolution; contribute to SLOs and post incident reviews. Strong Networking fundamentals. Solid grasp of L2/L3, routing, BGP, VLANs, VXLAN, firewalls, load balancing. Understanding of high performance fabrics (RDMA/NVLink basics) for cluster to cluster traffic. SRE style operations. Write and maintain runbooks, automate diagnostics, and reduce human intervention using scripts or small tools. Cloud Infrastructure Administration and Troubleshooting. Strong familiarity with using virtualisation technologies, and investigating issues that arise, performing deep dive investigation to perform root cause analysis. Openstack operations experience preferred. Nice to Have Automated Network Configuration. Experience automating network deployment configurations and making safe, repeatable changes in business critical environments. Strong GPU HPC concepts, beyond standard troubleshooting. Familiarity and prior experience with RDMA/InfiniBand and performance tuning for distributed workloads. Support scheduling for large multi GPU jobs, containers via Pyxis/Enroot, and MPI. Diagnose queue, topology, and job failures. GitOps tooling and cluster/app automation pipelines. Build and maintain CICD pipelines. Re architecting old scripts to use Github Actions. What We Can Offer You At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core. Highly competitive package (base + equity) with reviews every 12 months. Join the fastest growing tech startup, your chance to push boundaries, collaborate with brilliant minds, and make your mark on cutting edge AI. Expect a dynamic progression plan tailored to your ambitions. Grow by trying new things, leading, challenging the status quo, and owning your impact, always with our full support. Human First Flexibility: We treat you as humans first. Our flexible workplace trusts Nscalers to deliver, giving you the autonomy to shape your day around life's moments. Join our thriving remote first team. Geography is no barrier to impact or connection. We build seamless virtual collaboration, empowering you, wherever you work. We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. At Nscale, our Engineering team plays a critical role in driving the deployment and subsequent management of our infrastructure and software platforms. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role (Job Purpose) Infrastructure Engineers at Nscale sit inside the Operational engineering team. The Operational engineering team is responsible for the design, implementation, operation, and continuous improvement of the infrastructure stack that underpins all internal and customer-facing services. This includes all components below the hypervisor, with a strong focus on OpenStack, storage systems, Proxmox, and critical supporting services such as DNS, DHCP, and infrastructure automation. This team ensures high levels of availability, scalability, automation, and security for the infrastructure layers they own. This team acts as a 3/4th line escalation point for support organisations, as well as providing subject matter expertise to pre-sales and other groups within the organisation. What You'll be Doing (Responsibilities) Designing, implementing, and operating scalable and resilient infrastructure platforms, with a strong focus on OpenStack, Proxmox, Ceph, and supporting critical services such as DNS, DHCP, and configuration management. Continuously improving automation for provisioning, monitoring, patching, and recovery using infrastructure-as-code and configuration management tools. Collaborating with internal teams to ensure infrastructure solutions meet performance, availability, and security requirements. Acting as a 3rd/4th line escalation point for complex infrastructure issues, and working closely with support teams to resolve problems and identify root causes. Contributing to infrastructure roadmap planning, including capacity management, performance tuning, and introducing new technologies. Supporting pre sales and solution design efforts by providing technical expertise on infrastructure capabilities and best practices. Ensuring all infrastructure platforms adhere to compliance, security, and operational standards. Participating in on-call rotations and incident response activities for critical infrastructure services. About You (Skills / Qualifications) Expert level experience with Linux systems administration Strong experience of designing and building automation of both physical and virtual infrastructure using tools like Ansible. 5+ years of experience scripting in Python or Bash Strong experience of deploying, managing, upgrading and operating large OpenStack clusters. Strong experience of deploying managing automating Proxmox Extensive troubleshooting experience of linux and services running on linux Understanding of datacenter operational best practices for power, cooling, and high-density compute. Ability to collaborate across global engineering and operations teams. Nice to have: Knowledge of Ironic Knowledge of Neutron/OVN/OVS What We Can Offer You At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core. Highly competitive package (base + equity) with reviews every 12 months. Join the fastest-growing tech startup, your chance to push boundaries, collaborate with brilliant minds, and make your mark on cutting-edge AI. Expect a dynamic progression plan tailored to your ambitions. Grow by trying new things, leading, challenging the status quo, and owning your impact, always with our full support. Human-First Flexibility: We treat you as humans first. Our flexible workplace trusts Nscalers to deliver, giving you the autonomy to shape your day around life's moments. Join our thriving remote-first team. Geography is no barrier to impact or connection. We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio-economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

Senior Information Security Manager, London About Nscale Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. Role Overview We are seeking a Senior Information Security Manager to work closely with the Head of Information Security in building and managing Nscale's end-to-end security framework cross physical, technical, and organisational domains. You'll be hands on, execution-focused, and comfortable working in a complex environment that spans hyperscale GPU clusters, critical infrastructure, and compliance programmes (SOC 2 Type II, ISO 27001/17/18, Cyber Essentials Plus, ISO 22301, and ISO 22237).This role will directly support ongoing certification, audit readiness, and incident response initiatives, while driving operational maturity across all Nscale sites and systems. This role requiresUK government security clearance up to DV What you'll do Support ongoing delivery of ISO 27001, ISO 27017/27018, SOC 2 Type II, Cyber Essentials Plus, and ISO 22301 frameworks. Maintain the Information Security Management System (ISMS), risk register, and control evidence for internal and external audits. Support third party risk management (TPRM) ensuring supplier compliance and onboarding reviews. Develop and track KPIs/KRIs for security operations and compliance health. Operational Security Oversee vulnerability management, EDR posture, and security incident workflows in partnership with or MSSPs. Support incident detection, triage, investigation, and root cause analysis. Own operational runbooks for containment, eradication, and recovery procedures. Review access control lists, privileged user logs, and infrastructure security baselines. Maintain asset inventory, patch cadence, and configuration compliance (servers, workstations, and Kubernetes workloads). Physical & Data Centre Security Support the physical security programme at all Nscale data centres, ensuring alignment with ISO 27001 Annex A.11 and ISO 22237. Maintain visitor management and access audit trails, assisting with incident reviews and compliance documentation. Awareness & Culture Support security awareness and phishing simulation programmes. Develop clear communications and training materials to reinforce security accountability across teams. Contribute to architecture reviews, change control boards, and project assessments. Identify and implement automation opportunities to reduce manual compliance and reporting overhead. Track and report on control effectiveness, audit findings, and remediation progress to senior leadership. About you 5+ years in information or physical security management within a data centre, cloud, or MSP environment. Deep familiarity with ISO 27001, SOC 2, NIST CSF, and Cyber Essentials Plus frameworks. Experience leading or supporting audits and external assessments. Strong understanding of incident response, vulnerability management, and access control processes. Excellent documentation, communication, and stakeholder management skills. Hands on with GRC tooling. Experience with GPU/HPC or cloud infrastructure security. Familiarity with ISO 22237 (data centre design & operations). Knowledge of Kubernetes, container security, and hybrid cloud architectures. Familiarity with Darktrace, Tenable, Checkpoint Harmony, and Exabeam SIEM. Security certifications (CISSP, CISM, ISO 27001 LA/LI, CompTIA Sec+, or similar). What we can offer you At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core. Highly competitive package (base + equity) with reviews every 12 months. Join the fastest-growing tech startup, your chance to push boundaries, collaborate with brilliant minds, and make your mark on cutting edge AI. Expect a dynamic progression plan tailored to your ambitions. Grow by trying new things, leading, challenging the status quo, and owning your impact, always with our full support. Human-First Flexibility: We treat you as humans first. Our flexible workplace trusts Nscalers to deliver, giving you the autonomy to shape your day around life's moments. Join our thriving remote first team. Geography is no barrier to impact or connection. We build seamless virtual collaboration, empowering you, wherever you work.

Senior Manager, Equity Compensation - London About Nscale Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role We are seeking an experienced Senior Equity Compensation Manager to lead the design, implementation, and administration of NScale's global equity programs. The ideal candidate will have experience managing equity plans across multiple jurisdictions, including the US and UK with an understanding of global tax, legal, and reporting requirements. This role is pivotal in ensuring our equity programs are accurate, compliant, competitive, and scalable as NScale continues to grow. You will help design innovative programs that align with our strategic goals and oversee day-to-day administration of the program. This role will report to the VP of Reward and work closely with HR, Legal, Finance, and external advisors to deliver a best-in-class employee equity experience. What You'll be Doing Equity Program Design and Implementation Work with the VP of Reward and the NScale Leadership team to design and implement innovative equity programs that align with NScale's business objectives, market trends, and geographic footprint. Lead the RFP process to select and implement a new global equity administration platform fit for both a private and public environment. Develop consistent global frameworks while accommodating local market nuances and compliance requirements Equity Administration and Operations Manage the end-to-end equity lifecycle, including grants, vesting, exercises, and terminations. Maintain accurate data and reconciliations across HRIS, payroll, and finance systems. Oversee external administrators, brokers, and tax/legal advisors, ensuring high-quality, compliant delivery. Conduct regular audits and ensure full documentation for board reporting, finance, and audit requirements. Analysis and Strategy Conduct market benchmarking and equity analysis to ensure competitiveness across all regions as part of the broader compensation philosophy. Use data-driven insights to evaluate plan effectiveness and make recommendations for improvement. Partner with the VP of Reward to model new programs, support compensation planning, and forecast equity spend, dilution and burn rate. Education and Communication Deliver clear, scalable communication and training to employees and leaders on plan details and value. Develop technology-enabled resources to enhance employee understanding and engagement. Collaboration and Continuous Improvement Partner with HR Business Partners, Legal, and Finance to ensure seamless integration and compliance of equity programs. Support the setup of equity plans in new locations, ensuring local legal compliance and alignment with global principles. Collaborate with Total Rewards colleagues on broader compensation initiatives and projects. Identify and implement process and system improvements to enhance efficiency, accuracy, and scalability. About You Experience managing global equity programs in private and public (or pre-IPO) environments. Proven track record in implementing, and scaling equity operations for high-growth, international organisations. Strong knowledge of equity plan rules, taxation, and reporting across the US and Europe. Experience with vendor management, RFPs, and system implementations. Excellent analytical and problem-solving skills, with the ability to translate complex data into actionable insights. Strong written and verbal communication skills, capable of explaining equity concepts clearly to non-specialist audiences. Highly collaborative, adaptable, and comfortable operating in a fast-paced, scaling environment. We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio-economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.

A leading AI infrastructure company is seeking a Construction Director to oversee the end-to-end delivery of European Data Centre projects. This role involves leading construction activities, maintaining site safety, and ensuring compliance with quality standards while directly impacting major developments like the Stargate programme. The ideal candidate will possess over 8 years of leadership experience in construction, particularly within mission-critical environments, fostering collaboration across teams. A highly competitive package, including salary, bonus, and equity options, is offered.

About NScale NScale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. NScale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. At NScale, our finance team plays a critical role in ensuring financial stability, strategic growth and compliance. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future. About the Role The VP Accounting Operations is responsible for leading the global accounting operations function, ensuring the integrity, accuracy, and timeliness of the company's financial reporting and transaction processing. This role oversees regional accounting leads and key operational accounting functions including purchase-to-pay, order-to-cash, billing & collections, general ledger accounting, transaction processing, and a specialist corporate accounting group. The VP will drive operational excellence, standardization, and continuous improvement across accounting processes globally. Leadership & Strategy Provide strategic direction and leadership for the accounting operations organization, ensuring alignment with the company's overall financial and business strategy. Lead and mentor a global team of regional accounting leads and functional managers, fostering a culture of accountability, collaboration, and performance excellence. Partner closely with the Senior finance leaders to define and implement best-in-class accounting practices and operational frameworks. Operational Excellence Oversee end-to-end process ownership across: Purchase-to-Pay (P2P): Supplier onboarding, invoice processing, payments, and vendor management. Order-to-cash (O2C): Billing, credit management, collections, and customer cash application. Record-to-report (R2R): General ledger, intercompany, and financial close processes. Supervise a Specialist Corporate Accounting Group responsible for complex areas such as debt, acquisitions and dispositions, intercompany transactions, and corporate journal processing. Ensure consistency and standardization of accounting processes, systems, and policies across regions. Champion automation, system optimization, and continuous process improvement initiatives to enhance efficiency and control. Governance, Compliance & Controls Maintain robust internal controls and ensure compliance with all relevant accounting standards, tax, and regulatory requirements (e.g., IFRS, US GAAP, SOX, and local statutory frameworks). Collaborate with internal audit, external auditors, and compliance teams to ensure strong governance and timely resolution of audit findings. Monitor and mitigate operational and accounting risks through proactive review and risk management practices. Performance & Reporting Establish and monitor key performance indicators (KPIs) for accounting operations to ensure service quality, efficiency, and compliance. Oversee month-end and year-end close processes, ensuring accuracy, speed, and transparency of results. Support the Controller and FP&A functions in delivering high-quality financial statements and management reports. Collaboration & Business Partnership Partner with regional and functional finance teams, procurement, treasury, and IT to align processes and drive cross-functional efficiencies. Act as a trusted advisor to business leadership, providing financial insight on operational decisions and accounting implications. Lead and contribute to transformation initiatives, including system upgrades, ERP optimization, and shared service model enhancements. About You Proven leadership experience in large-scale, multi-entity, global accounting operations. Deep technical knowledge of accounting standards (IFRS and US GAAP) and operational accounting processes. Demonstrated ability to design, implement, and manage shared service or centralized accounting functions. Strong understanding of ERP systems (NetSuite) and financial process automation. Experience leading through transformation-driving standardization, efficiency, and automation. Exceptional stakeholder management and communication skills, with the ability to influence at executive levels. Qualifications: Bachelor's degree in Accounting, Finance, or related discipline (required). Professional accounting qualification (CPA, ACA, ACCA, or equivalent) strongly preferred. 15+ years of progressive accounting and finance leadership experience, including at least 5 years in a senior management role overseeing global operations. What We Can Offer You Opportunity to play a critical role in safeguarding the assets and operations of a cutting-edge digital infrastructure and AI compute company. A collaborative, supportive, and innovative environment where your contributions will make a real impact. A competitive compensation package (base + equity) with reviews every 12 months. Work at one of the fastest-growing tech startups, backed by top PE/VC firms. A clear progression plan. We want you to keep growing. That means trying new things, leading others, challenging the status quo and owning your impact. Always with our complete support. Flexibility: We see you as individuals first, employees second. This approach includes all the expected perks but goes beyond that to offer true flexibility. We're proud to be a workplace that trusts our Nscalers to excel in their roles while giving you the freedom to shape your day. Remote-first: Join our remote-first team, and enjoy the flexibility of remote work, allowing you to create a productive and balanced work-life setup, while staying connected with your global team. At Nscale, we are committed to fostering an inclusive, diverse, and equitable workplace. We believe that a variety of perspectives enriches our work environment, and we encourage applications from candidates of all backgrounds, experiences, and abilities. We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio-economic backgrounds. If there's anything we can do to accommodate your specific situation, please let us know.