Top Tech Jobs & Startup Jobs in London

The Linux Engineer will maintain and improve critical infrastructure, troubleshoot systems, and automate workflows while collaborating across departments to address production issues.

The Windows Engineer will manage and optimize the Windows infrastructure, automate deployment processes, and collaborate globally to resolve issues and document outcomes.

Quantitative Researchers build models and strategies for pricing and trading financial instruments, working collaboratively with teams on data analysis and model implementation.

Software Engineers at Jane Street design and build systems using OCaml and Python, focused on functional programming for various teams.

Design and implement browser-based trading tools with polished, sophisticated UIs. Build reusable UI libraries and abstractions, collaborate across the stack, and work closely with traders to capture user needs. Emphasizes typed functional programming and high UX standards.

Lead and enhance the UK travel program, managing vendor relationships, overseeing operations, and developing travel strategy while ensuring exceptional experiences for colleagues and candidates.

The Cybersecurity Analyst develops monitoring tools, responds to security incidents, practices cybersecurity hygiene, and collaborates with team members.

As a Trading Desk Operations Engineer, you'll manage trading desk operations, optimize infrastructure, support trading systems, and collaborate with teams to solve operational issues.

Manage the firm's capital usage, cost allocation, and position management systems; reconcile margin and billing models; execute funding and financing trades; build automation, monitoring, and visualization tools; identify and remediate financing inefficiencies; collaborate across teams and external counterparties.

As a Technical Product Manager, you'll lead engineering projects, manage timelines, and coordinate with teams to ensure timely delivery and optimal outcomes.