776 to 800 of 1,886 Python Jobs in the City of London

datasets, and supporting decision-making across finance, marketing, and operations. We’re looking for someone who: ⚙️ Has 1-4 years’ experience in data science or analytics 🐍 Is confident using Python and SQL 📊 Can visualise data in Power BI or Tableau 💡 Communicates complex insights clearly to non-technical teams 🔥 Brings curiosity, creativity, and a genuine passion for sport Benefits 🏡 Hybrid Working More ❯

the earliest days. You are an exceptional, language agnostic engineer with strong communication skills who thrives in customer-facing environments. About you: 1-5 years of Software Development in Python, Go, TypeScript, Java, Rust or C++ Comfortable working across the stack Exceptional communication skills Customer-obsessed: you enjoy being in the room, asking questions, and solving real-world problems Excel More ❯

Build and maintain robust, scalable codebases for live and simulated trading Contribute to continuous improvement across data quality, performance, and reliability Requirements 1–3 years’ professional software development experience (Python preferred) Experience building or maintaining back-testing systems , APIs, or data tools Strong understanding of algorithms, data structures, and performance optimisation Analytical mindset with interest in systematic trading and quantitative More ❯

LLMs) to join this world leading Energy Trading company. The role would be part of a long term Strategic IT project, with ongoing contract extensions. Core Technical Skills Programming: Python Data Handling: NumPy, Pandas, SQL Version Control: Git/GitHub System Integration & Deployment Model Deployment: Flask, FastAPI, MLflow Model Serving: Triton Inference Server, Hugging Face Inference Endpoints API Integration: OpenAI More ❯

Build and maintain robust, scalable codebases for live and simulated trading Contribute to continuous improvement across data quality, performance, and reliability Requirements 1–3 years’ professional software development experience (Python preferred) Experience building or maintaining back-testing systems , APIs, or data tools Strong understanding of algorithms, data structures, and performance optimisation Analytical mindset with interest in systematic trading and quantitative More ❯

traders, quants, and developers in a fast-paced, low-latency environment What we’re looking for: 5+ years’ experience in DevOps, Systems, or Platform Engineering Deep knowledge of Linux, Python, and shell scripting Proven experience with Kubernetes, observability tooling, and CI/CD frameworks Strong grasp of distributed systems and performance tuning Trading, Crypto or Hedge Fund Experience Experience working More ❯

environment. You'll be a senior in title, but operating as a tech lead in a flat structure. What they’re after: 5+ years’ experience building enterprise-grade software (Python, microservices, distributed systems) Proven track record deploying LLM-based applications Clear evidence of Software skills (CI/CD etc.) Ability to lead small teams, own solutions end-to-end, and More ❯

environment. You'll be a senior in title, but operating as a tech lead in a flat structure. What they’re after: 5+ years’ experience building enterprise-grade software (Python, microservices, distributed systems) Proven track record deploying LLM-based applications Clear evidence of Software skills (CI/CD etc.) Ability to lead small teams, own solutions end-to-end, and More ❯

data-led B2C environments Ability to translate analytical outputs into strategic recommendations and tell clear data stories Experience designing or analysing A/B testing and customer lifecycle analytics Python skills for statistical modelling or automation are an advantage This role offers a hybrid setup (typically two days per week in the London office), a base salary of approximately More ❯

traders, quants, and developers in a fast-paced, low-latency environment What we’re looking for: 5+ years’ experience in DevOps, Systems, or Platform Engineering Deep knowledge of Linux, Python, and shell scripting Proven experience with Kubernetes, observability tooling, and CI/CD frameworks Strong grasp of distributed systems and performance tuning Trading, Crypto or Hedge Fund Experience Experience working More ❯

environment. You'll be a senior in title, but operating as a tech lead in a flat structure. What they’re after: 5+ years’ experience building enterprise-grade software (Python, microservices, distributed systems) Proven track record deploying LLM-based applications Clear evidence of Software skills (CI/CD etc.) Ability to lead small teams, own solutions end-to-end, and More ❯

environment. You'll be a senior in title, but operating as a tech lead in a flat structure. What they’re after: 5+ years’ experience building enterprise-grade software (Python, microservices, distributed systems) Proven track record deploying LLM-based applications Clear evidence of Software skills (CI/CD etc.) Ability to lead small teams, own solutions end-to-end, and More ❯

data-led B2C environments Ability to translate analytical outputs into strategic recommendations and tell clear data stories Experience designing or analysing A/B testing and customer lifecycle analytics Python skills for statistical modelling or automation are an advantage This role offers a hybrid setup (typically two days per week in the London office), a base salary of approximately More ❯

performance, customer engagement, and operational efficiency. Contribute to ongoing platform development and performance tracking. Skills and Experience Required 2+ years’ experience in data or analytics engineering. Strong SQL and Python skills. Experience with GCP ( Cloud Run , DataForm ), Mage OR Airflow. BI/visualisation experience (any modern tool). STEM university degree. Comfortable in a fast-paced, hands-on start-up More ❯

performance. Take part in design and architecture discussions. About you Master’s or PhD in AI, Machine Learning, Data Science, or Computer Science (Russell Group or similar). Strong Python skills (Pandas, NumPy). Experience or exposure to NLP, transformers, and LLMs. Familiarity with ML tools like Weights & Biases or MLflow is a plus. Curious, proactive, and confident working independently. More ❯

performance, customer engagement, and operational efficiency. Contribute to ongoing platform development and performance tracking. Skills and Experience Required 2+ years’ experience in data or analytics engineering. Strong SQL and Python skills. Experience with GCP ( Cloud Run , DataForm ), Mage OR Airflow. BI/visualisation experience (any modern tool). STEM university degree. Comfortable in a fast-paced, hands-on start-up More ❯

performance. Take part in design and architecture discussions. About you Master’s or PhD in AI, Machine Learning, Data Science, or Computer Science (Russell Group or similar). Strong Python skills (Pandas, NumPy). Experience or exposure to NLP, transformers, and LLMs. Familiarity with ML tools like Weights & Biases or MLflow is a plus. Curious, proactive, and confident working independently. More ❯

the squad. Key Requirements Strong mobile network domain knowledge (2G–5G, NB-IoT, LTE-M, backhaul, mobile core). Proven experience in line management and technical leadership. Proficiency in Python, R, SQL, and data visualisation tools (Tableau, Power BI). Hands-on experience with GCP and DBT for data transformation. Familiarity with agile development practices (Scrum preferred). Excellent communication More ❯

quality, and technical excellence across your team. Lead by example — fostering collaboration, accountability, and agile delivery in every sprint. 🧠 What You Bring Expertise in AWS : Hands-on experience with Python, Glue, S3, Airflow, DBT, Redshift, and RDS. Proven success in end-to-end data engineering — from ingestion to insight. Strong leadership and communication skills, with a collaborative, solution-driven mindset. More ❯

responsible AI adoption Candidate Profile Strong experience with LLMs (e.g. GPT, Claude, LLaMA) and prompt engineering Hands-on integration with tools such as LangChain, LlamaIndex, or similar Proficiency in Python or JavaScript for building prototypes and integrations Familiarity with automation platforms (UiPath, Power Automate, Zapier, n8n) Knowledge of vector databases and embeddings for RAG pipelines Excellent communication skills to translate More ❯

experience in technical support or engineering in a trading or finance environment Strong Linux systems expertise (debugging, scripting, tuning) Proficiency in SQL for data analysis and problem investigation Solid Python scripting skills for automation and tooling Exposure to electronic trading systems and a fast-paced, real-time production environment Clear communicator who thrives under pressure and solves problems at the More ❯

the squad. Key Requirements Strong mobile network domain knowledge (2G–5G, NB-IoT, LTE-M, backhaul, mobile core). Proven experience in line management and technical leadership. Proficiency in Python, R, SQL, and data visualisation tools (Tableau, Power BI). Hands-on experience with GCP and DBT for data transformation. Familiarity with agile development practices (Scrum preferred). Excellent communication More ❯

tech stack — you’ll be empowered to design solutions using the most appropriate technologies, deploying final implementations on AWS. You’ll bring hands-on depth and knowledge in: Languages: Python, PySpark, SQL Technologies: Spark, Airflow Cloud: AWS (API Gateway, Lambda, Redshift, Glue, CloudWatch, etc.) Data Pipelines: Designing and building modern, cloud-native pipelines using AWS services In addition, you will More ❯

of strategy and hands-on analytics — your work will have a direct impact on growth and the transition to cleaner energy. Your Skills You’ll need: Strong SQL and Python skills Experience with forecasting, regression, or time series analysis Proven ability to communicate insights clearly and confidently to non-technical audiences A proactive mindset — comfortable in a fast-paced, scaling More ❯

Monitor emerging pricing tools, analytics methods, and market best practices. About You: • Proven experience in data analytics, ideally within retail, leisure, or multi-market environments. • Strong Skills in SQL, Python, and data visualisation tools (Power BI preferred). • Experience in building models to deliver actionable insights. • Experienced with customer/CRM analytics and predictive customer segmentations. • Degree in a quantitative More ❯