Senior Python Backend Engineer

Location: Vauxhall, London (Hybrid, 3 days per-week on-site)

Salary: Up to £115,000 p/a plus benefits

Troi Search have partnered with a London-based firm to hire a talented Senior Python Backend Engineer. The client operates in the 'quick commerce' space and are building a brand-new in-house software engineering team in London.

The client was part of the huge 'speedy delivery' boom that surfaced in London post-covid and now they've naturally shifted into becoming the only app where you can browse and buy Luxury boutique items and have them delivered to your door instantly.

Duties:

• Design and refine models that accurately predict customer demand, providing critical insights that guide operations across the business.
• Tackle large-scale optimization problems to ensure stock is distributed efficiently, keeping stores and warehouses perfectly balanced.
• Take ownership from concept to launch—designing, building, deploying, and iterating on new system features that create real value.
• Work together with data scientists, engineers, and product stakeholders to deliver seamless, scalable solutions.
• Write robust, clean, and scalable Python code. Maintain high standards for testing, deployment, and version control.

Requirements:

• 5+ years of professional experience building software with Python.
• Strong academic background in Computer Science, Engineering, Mathematics, Physics, or similar technical fields.
• Expertise in crafting scalable backend systems using Python and frameworks like Pandas for data analysis.
• Solid experience working with cloud services (GCP, AWS, or Azure).
• Proven track record of writing testable code and following modern testing best practices.
• Familiarity with Git for version control and experience with CI/CD pipelines.
• Confidence navigating and contributing to large, mature codebases.
• Nice to have experience with Terraform and front-end technologies like React.js and Node.js