Lead Python Developer — FinTech, Hybrid & Mentoring

Client Server Limited; Greater London; Hybrid; GBP 108,000 - 132,000; Full time

Benefits offered by this job

Pension

Job summary

Client Server Limited is seeking a Python Developer / Team Lead in London. You will head a small, talented tech team to deliver new features and enhancements on the core banking platform, with integrations to major players like HSBC.

Hybrid work is available, with a London office and remote flexibility twice a week. A strong background in Python, APIs (FastAPI), cloud services, and SDLC best practices is essential.

Qualifications

• Experience as a Python developer with strong software engineering best practices and full SDLC experience.
• Leadership experience managing a team of engineers.
• Strong knowledge of cloud-based services (GCP preferred; AWS/Azure accepted).
• Experience building APIs (ideally FastAPI).
• Solid CS fundamentals: OOP, data structures, design patterns, algorithms.

Responsibilities

• Lead a small tech team to deliver new features and enhancements and perform refactoring.
• Mentor developers and conduct 1-2-1s and performance reviews.
• Set standards and foster continuous improvement and self development.
• Collaborate on architecture and design with a ~50/50 split between hands-on coding and people management.
• Contribute to core banking platform integrations (e.g., HSBC).

Skills

Python development

Team leadership

APIs (FastAPI)

Cloud services (GCP/AWS/Azure)

CI/CD

OOP & design patterns

SDLC

Communication skills

Education

STEM degree 2:1 or above

Tools

FastAPI

Job description

Client Server Limited is seeking a Python Developer / Team Lead in London. You will head a small, talented tech team to deliver new features and enhancements on the core banking platform, with integrations to major players like HSBC.

Hybrid work is available, with a London office and remote flexibility twice a week. A strong background in Python, APIs (FastAPI), cloud services, and SDLC best practices is essential.