Top Tech Jobs & Startup Jobs in London

Build backend Python services, real-time data pipelines, TypeScript and React operator applications, and secure Azure infrastructure for distributed radar systems. Own production services, infrastructure as code, instrumentation, scalability, reliability, and security while collaborating with software, hardware, systems, and field teams. The role also involves influencing architecture, using AI coding tools thoughtfully, and quarterly travel to San Francisco.

Own the architecture, security, deployment, maintenance, and uptime of secure classified and unclassified networks supporting UK defence missions. Administer Palo Alto firewalls and Aruba switching, wireless, and NAC infrastructure. Implement segmentation, zero-trust controls, and policy enforcement; monitor performance; troubleshoot complex issues; support incident response; and remediate vulnerabilities. Maintain RMF, STIG, NIST, and system accreditation compliance. The role requires extensive enterprise or DoD network administration experience and UK SC clearance or eligibility.

Deploys, tests, troubleshoots, and integrates CHAOS software and edge-sensor data in customer environments. Translates mission workflows into technical requirements, builds software products, applies machine learning and AI to sensor-data problems, and collaborates with engineering teams to improve product direction. The role requires customer-site travel of up to 25% and may involve defense-related missions.

Deploys, tests, and troubleshoots software in customer environments; translates mission workflows into technical requirements; builds software integrating edge-sensor data; applies machine learning and AI to real-world problems; collaborates with engineering teams to shape products; and provides customer feedback. Travel to customer sites and company offices is typically up to 25%.

Build and operate backend services, data pipelines, and operator-facing web apps that ingest, process, and present real-time radar sensor data. Design secure, scalable Azure cloud infrastructure and instrumentation, influence platform architecture, and collaborate with hardware, systems, and field teams to deliver resilient, low-latency distributed systems.

Provide onsite, white-glove IT support for executives and staff across Windows, macOS, and Linux. Troubleshoot hardware, software, network, conferencing, and collaboration issues; manage onboarding, offboarding, accounts, devices, and permissions; administer Intune and Jamf; support Microsoft 365 GCCH and endpoint security; contribute to upgrades and deployments; and document solutions. The role is full-time onsite in London and requires substantial MDM and corporate IT experience.

Integrate software, sensors, RF devices, hardware, and networking into customer environments. Diagnose complex hardware, software, and edge-network issues; develop Python or Bash automation and diagnostic tools; document configurations and troubleshooting; and provide field deployment and mission support. Collaborate with engineering teams to improve system reliability and product performance. Travel to customer and test sites, typically up to 50%.

Lead business development across Northern and Eastern European NATO frontline states. Identify and qualify opportunities, build partnerships, engage NATO/multinational procurement, lead capture and proposals, translate customer needs into product priorities, and travel frequently to customers and company offices.

Integrate and maintain CHAOS hardware, sensors, and software in customer environments; debug complex hardware/software/network issues; build diagnostics and automation; document configurations and troubleshooting; capture operational feedback and support deployments and mission operations (travel up to 50%).