Top Python Jobs in London

The Director, Application Development Manager will lead the design and delivery of a greenfield Corporate Actions Processing Engine. Responsibilities include overseeing technical delivery, implementing AI capabilities, and mentoring teams while ensuring alignment with architecture standards.

As a Quant Developer at Man Group, you will build new alphas and trading strategies, collaborating with Quant Researchers in a dynamic tech environment for systematic trading.

The Credit & Commercial Manager will lead the pricing strategy, utilizing analytics and insights to optimize performance and enhance the customer journey in the motor finance sector.

As a Lead Python Engineer, you'll oversee technical direction, mentor a small team, and develop data pipelines and services while driving architectural discussions.

The Credit & Commercial Senior Analyst will optimize pricing strategies and improve business performance by leveraging strong analytical skills and data insights. Responsibilities include defining strategies, collaborating cross-functionally, and continuously monitoring market trends.

Work cross-functionally to design and execute data-driven strategies across pricing, promotions, forecasting, growth, credit risk, and product analytics. Build models and monitoring, evaluate new product/channel opportunities, present insights to leadership, validate deployed strategies, and mentor junior analysts to scale the business.

Lead the autonomy performance for Robotaxi, connecting technical metrics to product outcomes, while overseeing performance measurements, debugging, and cross-functional team execution.

The Junior Quant supports the design of the Equity Derivative library, develops trading tools, and collaborates on risk/pricing infrastructure.

The Reserving Actuary will lead quarterly reserve analysis, manage projects, and mentor junior team members, focusing on actuarial reporting and model improvements.

As an ML Engineer Intern, you will build and deploy ML models, design scalable infrastructure, and collaborate with data science teams in a fast-paced environment.

The Senior Data Analyst will support marketing strategies through data analysis, campaign optimization, and performance measurement across channels, while translating insights for senior stakeholders.

As an ML Engineer, you'll build and deploy scalable ML systems, optimize models, and collaborate with teams to improve content across platforms.

The role involves developing and supporting data processing pipelines, collaborating with ML Engineers, and improving infrastructure while mentoring team members.

Lead and execute high-impact global growth projects across up to 40 countries. Design end-to-end strategies and new business streams, apply data-driven analysis to improve market performance, manage cross-functional stakeholders, and deliver scalable initiatives to drive user acquisition and revenue.

As a Quantitative Strategist, you will model volatility surfaces, support trading teams, analyze risk, and develop parameter models for financial products.

As an AI Strategist, you'll lead customer engagements, guide teams to address client challenges, ensure user adoption, and influence product development.

The AI Engineer designs and deploys production-grade AI systems using LLMs, collaborates with clients to understand complex problems, and improves AI application workflows and architectures.

Design, build, and maintain cloud infrastructure, services, and APIs; integrate backend systems with an embedded platform; write automated tests, debug issues, and apply secure distributed systems practices to ensure scalable, reliable operation.

Develop and maintain security-focused cloud services and infrastructure, design APIs and backend systems, integrate with embedded platforms, fix bugs, write automated tests, and apply cloud and secure software best practices to ensure scalable, reliable, and secure operation.

As the Head of Machine Learning Engineering, you will define the ML strategy, lead teams, deliver scalable solutions, and shape AI governance for enhanced customer travel experiences.

As a Senior Infrastructure Engineer, you'll design and build infrastructure solutions, manage cloud services, enhance CI/CD pipelines, and automate operations. You'll lead system architecture while ensuring security, reliability, and performance in collaboration with product engineers.

Manage and monitor counterparty exposures and market risk for Marex Solutions across OTC, structured and exotic derivatives. Evaluate derivative structures, enforce risk and limit frameworks, assess new products, partner with trading/structuring/validation/finance, deliver governance and reporting, and ensure regulatory compliance including stress testing and capital requirements.

The Risk Software Developer will enhance Marex's Risk Engines and integrate applications while collaborating with teams to improve business processes and reporting. Key responsibilities include coding, documentation, quality assurance, and stakeholder communication in a fast-paced environment.

Design and analyse experiments, build causal and hierarchical models, and analyse partner-funnel data to improve conversion and product strategy. Translate analyses into commercial decisions, use AI to accelerate work, and collaborate cross-functionally with product, engineering and commercial teams.

First data scientist at a London startup responsible for designing and implementing end-to-end ML pipelines for predicting mobile app conversions. Build AutoML and time-series behavioural models, deploy and monitor models in production, create robust data ingestion and API connectors, and collaborate with engineering and founders to scale the platform and mentor future hires.