Python Developer (London Area)

Job Title: Senior Python Engineer

Location: London (hybrid)

My client is looking for a highly skilled senior Python engineer to join their growing engineering team. The ideal candidate will have deep experience working with Python, PostgreSQL/SQL, and a strong grasp of Django for building scalable and maintainable backend systems. You will play a key role in designing and developing robust applications, improving system architecture, and mentoring junior developers.

Key Responsibilities:

• Design, develop, and maintain backend systems using Python and Django
• Write efficient, reliable SQL queries and work with PostgreSQL databases
• Collaborate with frontend developers, product managers, and other engineers to deliver high-quality solutions
• Optimise database performance and manage migrations
• Develop and integrate RESTful APIs
• Ensure code quality through testing, code reviews, and best practices
• Participate in architectural decisions and help shape the future of our platform
• Mentor junior engineers and contribute to a culture of continuous improvement

Requirements:

• 4+ years of professional experience as developer
• 3+ years of professional experience using Python
• Strong knowledge of SQL and hands-on experience with PostgreSQL
• Solid experience with Django framework
• Familiarity with modern development tools such as Git, Docker, and CI/CD pipelines
• Experience building and maintaining APIs and backend systems at scale
• Understanding of performance tuning and database optimisation
• Excellent problem-solving skills and attention to detail
• Strong communication and collaboration skills
• Experience with testing with TDD or BDD