Top Python Jobs in London

As a Senior Impact Analyst, you will analyze sustainability challenges, design and manage interventions, and work closely with smallholder communities, emphasizing rigorous research and collaboration.

The Cloud Infrastructure Engineer will design scalable cloud infrastructure, manage multi-cloud environments, and ensure system availability while collaborating with development teams and optimizing CI/CD processes.

Lead the internal trading desk, manage $20M+ in liquidity, develop strategies, oversee capital management, and integrate with engineering.

As a P&C Actuary, you will assess risks, review rate filings, prepare actuarial analysis, and communicate findings to clients and teams.

Lead architecture and technical strategy across core product suites, mentor senior engineers, drive AI-first SDLC adoption, own target architectures and roadmaps, support feature delivery and tech debt reduction, and ensure reliability, security, and compliance.

The AI Developer will design, implement, and deploy AI agents and workflows, integrating advanced models and ensuring reliable performance in production environments.

The Senior Software Engineer leads project subsystems, mentors junior engineers, and designs scalable SaaS solutions while optimizing performance and ensuring code quality.

As a Lead DevOps Engineer, you will build and deploy cloud-based infrastructure, automate deployments, and lead a team in delivering secure environments for data analytics using various technologies.

The Principal Biostatistician leads biomarker-related statistical activities in clinical studies, develops evaluation plans, and performs complex data analysis, focusing on genomics and biomarkers.

The Full-Stack Engineer will enhance backend functionality, collaborate with teams, and maintain platform performance and security, requiring expertise in Python.

Develop and maintain front-end and back-end components of AI-driven products, collaborating with teams to enhance user experience and build proof of concept products.

As a Data Engineer, you will design, build, and maintain data pipelines and infrastructure to support data-driven decision-making in a collaborative environment.

Nebius seeks a Senior ML Engineer for AI R&D focusing on applied research in reinforcement learning and agent training, requiring deep expertise in machine learning and software engineering.

As a Staff/Principal Machine Learning Engineer, you will optimize and scale multimodal inference systems, ensuring high performance and reliability in production environments.

As a Senior Threat Behavior Researcher, you will analyze threats, develop behavioral protection rules, and enhance sandbox capabilities while mentoring junior researchers.

Analyze advanced threats and translate threat intelligence into high-fidelity detections. Develop and refine detection rules using multi-source telemetry, automate detection workflows, collaborate with CTU and cross-functional teams, and monitor alert quality to reduce noise.

Customer-facing technical leader for new-logo accounts in the UK. Qualify prospects for Temporal, demo technical value, build prototypes, advise on architecture and production operations, partner with Account Executives, and drive adoption across customer engineering teams. Travel ~25-50%.

The Curriculum Manager - Cloud will oversee content development for cloud education, collaborating with experts and using AI tools to enhance course creation and engagement.

As a Curriculum Manager for Cloud, you will develop cloud education content, collaborate with experts, assess course performance, and leverage AI tools to improve quality.

As a Curriculum Manager, you'll create and manage cloud education content, collaborating with experts, utilizing AI tools, and addressing curriculum gaps.

The Curriculum Manager will oversee content development for cloud education, collaborating with experts to create engaging and technically accurate material while leveraging AI tools to enhance production and assess course performance.

Build and maintain backend services and APIs for a fintech platform using modern Python tools. Design scalable, secure systems, integrate third-party services, implement async and event-driven workflows, investigate distributed system issues, contribute to architecture and code quality, and mentor peers in a collaborative product team.

Embed with strategic enterprise customers to architect, build, and deploy Alkira network solutions. Lead technical evaluations, design hybrid/public cloud networks, develop automation (Terraform, APIs, scripting), run workshops, troubleshoot, and drive adoption and product feedback across Sales, Engineering, and Product teams.

The Pre-Sales Sr. Solutions Architect supports clients in the defense sector to utilize Planet's data solutions, delivers presentations, and collaborates with various teams to enhance offerings.

Own and patch Chromium/Firefox C++ source to build an in-house stealth browser. Fix fingerprinting at the engine level (navigator, WebGL, canvas, fonts, Client Hints), eliminate CDP leaks, maintain per-OS fingerprint profiles, continuously rebase patches, build validation tooling, and debug detection issues to keep automation indistinguishable from real users.