Principal Software Engineer (Python)

Job Title: Principal Software Engineer (Python) Industry: Technology/Investment Banking
Location: London, United Kingdom
Salary: £800-850 per day
Contract Length: 6 Months (Multiple extensions available)


Job Description:

The Ideal candidate will be a dynamic and experienced Principal Python Engineer to join our team in the Investment industry. You’ll work alongside a diverse team of global technologists, all dedicated to developing high-performance data processing, workflow, and analytical tools for investment research, data modeling, and portfolio construction using cutting-edge technologies.

Responsibilities:

• Responsible for designing, developing, and maintaining a robust suite of backend components to support Generative AI (GenAI) applications. Ensure high performance, scalability, and seamless integration with frontend systems..
• Create backend services and libraries using well-structured, maintainable Python code.
• Design and implement cloud-first solutions leveraging AWS services.
• Enhance existing platforms and products to adapt to changing business requirements.
• Contribute to AI-driven research and development focused on investment strategies, stakeholder engagement, and product demonstrations.

Job Requirements:

• Minimum 3 years Python in a commercial setting 
• SQL and NoSQL experience
• Hands-on experience in using cloud services (AWS, GCP, Azure or similar).
• Experience within the commercial banking sector is essential 
• Data structure experience 
• Exceptional communication across functions of the organisation 

This is an excellent opportunity to be part of a FTSE 100 company, working on a greenfield project in gerative AI.
If you think you are the right person for this role, then please apply below.