Top Python Jobs in London

Platform Engineer embedding across frontend, backend, data and warehouse teams to build shared infrastructure, CI/CD, feature flags and observability. Integrate AI across the engineering lifecycle, maintain core AWS/GCP services, automate toil, coach squads on SLOs and ownership, and proactively scope and deliver high-impact platform work.

Lead product-focused analytics and experimentation to uncover growth opportunities, define KPIs, analyze user behavior and retention, quantify feature impact, and communicate data-driven recommendations to cross-functional stakeholders.

Design, build and maintain scalable, automated cloud data solutions and pipelines. Provide technical leadership to a small engineering squad, own complex backlog tasks, develop data frameworks and standards, and ensure code quality via reviews and pair programming using Databricks, Python, SQL and Spark.

Design and maintain reliable data solutions, lead a squad of engineers, develop scalable data pipelines, and ensure adherence to data standards.

The Test Engineer will design and implement automated tests for data pipelines and cloud platforms, focusing on ETL testing and data validation.

Lead and grow a test and DevOps engineering team for a regulated medical device software stack. Own CI/CD, Yocto-based embedded Linux builds, signed update mechanisms, cloud data pipelines, test automation, compliance-as-code to IEC 62304/ISO 14971, and coordinate cybersecurity and release processes while contributing hands-on to architecture and code.

As a Software Engineer, you will design and manage cloud infrastructure, enhance DevOps practices, and collaborate with teams to drive innovation in drug discovery.

Serve as the primary technical lead for 2D/image pipeline and editorial workflows. Support editorial/story teams with ingest/export/tracking, manage playlists and vendor cuts, integrate review tools, configure burnins/slates/HUDs and OCIO colour workflows, propose and implement new tools (including AI), and assist artists, editorial and production on technical questions to deliver world-class animation.

Lead and enhance character build workflows by maintaining pipeline tools, advising artists, implementing automation and quality checks, and driving cross-departmental technical solutions to deliver efficient, high-quality characters for animation and games.

Design, build and maintain large-scale ETL/ELT pipelines and data models using Azure Data Factory, Synapse and Databricks. Implement CI/CD, ensure SLA-driven data delivery and reliability, manage code promotion and change processes, collaborate with cross-functional teams, support SAP Data Services end-of-life, and produce technical documentation and data dictionaries.

Design, automate, and operate secure cloud-native infrastructure and CI/CD pipelines. Prototype solutions, build IaC, containerised platforms, collaborate on reviews, document practices, and improve delivery and security.

Design and deliver secure, cloud-native, production-grade services. Write high-quality code while shaping architecture and technical strategy. Champion CI/CD and DevSecOps, mentor teammates, and work directly with customers to solve complex, regulated problems. Must work onsite four days per week and hold active SC clearance with DV eligibility.

Lead portfolio management for the London Market by partnering with underwriting leadership, delivering data-led pricing and portfolio insights, developing and calibrating pricing models, building analytics and dashboards, and driving performance governance and business planning.

Design, develop, and deploy high-performance data platforms and agentic AI solutions on GCP. Lead cloud enterprise solution design, support customer projects to completion, implement MLOps/DevOps (CI/CD, infra automation), and build agent/LLM integrations (RAG, embeddings, vector search). Collaborate cross-functionally and travel monthly to customer sites in Spain; fluency in English and Spanish required.

Design, build, and maintain Power BI dashboards and automated workflows using Microsoft Power Platform and ServiceNow. Write and optimize SQL for Snowflake and other databases, perform data validation and lineage, support Workday/ServiceNow integrations, provide go-live support and troubleshooting, and uphold data management and governance practices across corporate and client-facing teams.

Own product deployment and customer impact delivery for public‑sector clients. Identify high‑value workflows, build data models and pipelines, write code to integrate data, and cultivate executive relationships to deliver mission‑critical operational outcomes with speed and quality.

Lead design, deployment and optimisation of personal lines pricing (focus on motor). Build and maintain pricing models, calibrate rating factors, develop pricing MI, monitor performance, and partner with Underwriting, Actuarial, Claims and Technology to ensure competitive, compliant pricing and governance.

Lead and grow a North America power analytics team delivering fundamental market research, trading desk support, and analytic tools. Define strategy, manage analysts, ensure 24/7 coverage for critical windows, develop supply-demand and price forecasts, track generation fleets and fuel markets, build scalable models and dashboards, partner with trading and data engineering, and present actionable analysis to senior stakeholders.

The Generative AI Engineer will design and implement AI solutions, focusing on model fine-tuning, prompt engineering, and secure deployment, while collaborating with cybersecurity specialists.

Build and ship full-stack features for North, develop autonomous agents that access sensitive enterprise data, productionize state-of-the-art models, write minimal, secure low-resource code, and collaborate with researchers to deploy performant RAG/agentic applications while prioritizing security and user experience.

The Software Engineer will develop betting solutions, create mathematical models, automate operations, and collaborate closely with data scientists.

As a Junior Trade Support Engineer, you will monitor live trading systems, investigate incidents, maintain tools, and improve operational processes.

Develop advanced automation and visual data processing workflows using AI tools, focusing on computer vision and data streaming techniques while ensuring system reliability and scalability.

Responsible for BAU IFRS9 processes: produce and validate monthly outputs, implement and test model changes, maintain documentation and change logs, investigate model performance, and support credit analysis and stakeholder queries.

Slingshot AI seeks a Technical Ex-Founder for its Engineering team, emphasizing autonomy and ownership. Ideal candidates have a history in startup tech leadership, 6+ years of hands-on experience, and an interest in AI/ML.