Top Tech Jobs & Startup Jobs in London

Lead and manage end-to-end EMEA immigration cases, ILR applications, global business-travel visas, sponsor licence and right-to-work compliance. Advise employees and stakeholders, manage external counsel, monitor legislation, streamline processes, and partner with HR, Talent Acquisition and Legal to deliver compliant, commercial immigration support.

Lead the design and delivery of a comprehensive learning curriculum and AI-driven learning strategy, while evaluating program effectiveness and facilitating engaging learning experiences.

Provide Level 1 technical support for Windows and Mac systems, mobile devices, office hardware, peripherals, and basic network connectivity. Set up laptops, desks, monitors, and other equipment; assist employees, guests, and candidates; document procedures; and escalate complex issues to higher-level Tech Services staff. This fully in-office role requires strong customer service, organization, troubleshooting ability, flexibility, and occasional travel to other offices.

Lead statutory and management reporting for multiple European entities, own monthly close and reconciliations, prepare statutory financials and audits, manage intercompany settlements, support NetSuite group ledger reconciliations, broaden EU coverage, and drive finance automation and AI initiatives to improve reporting efficiency.

Quantitative Researchers analyze data sets, identify patterns, and develop predictive trading models while collaborating with various stakeholders in trading strategies.

Design, implement, maintain, and support large-scale HPC compute, storage, and monitoring systems. Build tooling, automate deployments, profile and debug application stacks, collaborate with researchers and vendors, participate in maintenance windows, provide on-call operational support, and improve documentation and testing infrastructure.

The role involves maintaining production servers, managing Python infrastructure, and solving operational issues in a quantitative trading environment.

Manage client onboarding, connectivity, conformance testing, and pilot trades; monitor and resolve production issues; collaborate with developers, trading, product, and sales to prioritize client requests; maintain documentation and support global platform operations.

The HPC Operations Engineer provides operational support for Linux HPC environments, manages problems, collaborates on coding, and oversees maintenance tasks.