ETF Platform Developer (Python) – City of London

About the role

A leading global investment management organisation is looking for a Senior Python Engineer to join its ETF Technology team in the City of London. You will work directly with Portfolio Managers, Quantitative Analysts and Investment Technology teams, developing and enhancing business-critical applications that support ETF portfolio management and investment decision-making. The role is hybrid, with 1-2 days per week in London, and runs for 6-12 months.

Key responsibilities

• Design, develop and support production-grade Python applications
• Enhance investment workflows supporting portfolio management, trading and risk analysis
• Improve platform scalability, resilience and operational support processes
• Build and maintain APIs, integrations and automated delivery pipelines
• Work closely with Portfolio Managers and Quantitative Analysts on business-critical enhancements
• Strengthen monitoring, observability, testing and production support capabilities
• Contribute to architecture decisions and application modernisation initiatives

Required profile

• Strong commercial Python engineering experience
• Experience building and supporting production applications
• Experience within asset management, investment management, capital markets or financial services
• Strong stakeholder engagement skills

Required skills

• PostgreSQL and Snowflake
• AWS cloud (ECS, EKS, Lambda, S3, RDS or similar)
• CI/CD, automated testing and software engineering best practices
• Desirable: ETF investment technology, Bloomberg or FactSet integrations, portfolio analytics and risk systems, quantitative finance environments, front-office trading technology

The advertised rate is £600-700 per day inside IR35; the contract is 6-12 months. The vacancy is advertised by ARM Recruitment, a specialist recruitment consultancy.