Python Developer - Banking and Risk

Python Developer - Financial Markets
Contract
£550 - £680 per day insideIR35

A leading global financial institution is urgently seeking a Python Developer to join a high-performing technology team delivering strategic platforms and applications across trading, risk, and data environments. Based in London, on a hybrid basis.

This is an excellent opportunity to work on business-critical systems within a fast-paced Front Office aligned environment, collaborating closely with traders, quants, analysts, and engineering teams to build scalable, high-performance solutions.

Responsibilities
* Design, develop, and maintain Python-based applications and services supporting trading, risk, and operational workflows
* Build scalable data pipelines, APIs, and automation solutions for large-scale financial datasets
* Work closely with Front Office stakeholders to gather requirements and deliver technical solutions
* Enhance system performance, reliability, and operational efficiency
* Develop integrations across internal platforms, market data feeds, and external systems
* Contribute to CI/CD, testing automation, and cloud-native engineering practices
* Support production systems, troubleshooting issues and driving continuous improvement

Skills & Experience
* Strong commercial experience developing applications in Python
* Experience working within investment banking, financial services, or trading environments
* Strong SQL and data analysis skills
* Experience building APIs, automation workflows, and distributed systems
* Familiarity with cloud platforms and modern engineering practices (AWS/Azure, Docker, Kubernetes, CI/CD)
* Strong problem-solving and analytical capabilities
* Exposure to trading, risk, market data, or quantitative platforms
* Experience with pandas, NumPy, Airflow, FastAPI, or similar technologies
* Knowledge of Front Office workflows, financial products, or regulatory environments
* Experience working in Agile delivery teams

Please apply for immediate interview!

CBSbutler is operating and advertising as an Employment Agency for permanent positions and as an Employment Business for interim/contract/temporary positions. CBSbutler is an Equal Opportunities employer and we encourage applicants from all backgrounds.