Senior Python Engineer: AI-Driven FinTech Production Apps

DW Search Ltd.; City Of London; On-site; GBP 90,000 - 130,000; Full time

Job summary

DW Search Ltd. is seeking a Senior Python Engineer to help build a new generation of AI-enabled applications for a major global financial services organisation.

You will deliver production Python, integrate ML capabilities, and work with LLMs and AI-assisted development tools. The role involves turning business requirements into robust, scalable software and operating across the full lifecycle from design to production support.

Qualifications

• Strong Python engineering skills and production experience.
• Experience with AI/ML and modern AI technologies.
• Experience with AI/LLMs and AI-assisted development tools.
• Experience in financial services or regulated environments is a plus.

Responsibilities

• Build production-grade applications in Python.
• Develop and integrate AI and ML capabilities.
• Work with LLMs, agentic AI and recommendation systems.
• Build clean, testable and maintainable software.
• Turn requirements into working solutions with stakeholders.
• Ensure AI solutions are tested, evaluated and controlled before production.
• Support design to deployment and production lifecycle.

Skills

Software fundamentals

Production systems

Testing & clean code

AI/ML experience

LLMs & AI tools

Financial services exposure

Job description

DW Search Ltd. is seeking a Senior Python Engineer to help build a new generation of AI-enabled applications for a major global financial services organisation.

You will deliver production Python, integrate ML capabilities, and work with LLMs and AI-assisted development tools. The role involves turning business requirements into robust, scalable software and operating across the full lifecycle from design to production support.