Lead Software Engineer Python Api - Fintech

Client Server; Greater London; Hybrid; GBP 72,000 - 120,000; Full time

Benefits offered by this job

Pension

Benefits package

Job summary

Client Server in London is seeking a Lead Software Engineer to drive Python API development and team leadership for a fintech platform.

You will head a small, capable tech team, balancing architecture work with people management, mentoring engineers, and delivering features for the core banking system while collaborating with peers.

Hybrid working model with the Central London office and up to two days remote per week.

Qualifications

• Experienced Software Engineer with Python and full SDLC experience.
• Proven team leadership experience with 1-2-1s and performance reviews.
• Strong knowledge of cloud services (GCP preferred; AWS/Azure acceptable).
• Experience building APIs, ideally FastAPI.
• Solid CI/CD, testing and deployment practices.
• Strong CS fundamentals: OOP, data structures, design patterns, algorithms.
• Collaborative, pragmatic with strong communication.
• STEM degree with 2:1 or above.

Responsibilities

• Lead a small tech team to deliver features and refactors for core banking platform.
• Balance architecture/design and people management ~50/50.
• Mentor junior developers and set engineering standards.
• Collaborate with stakeholders to ensure quality and timely delivery.

Skills

Python

API design

Leadership

FastAPI

CI/CD

OOP

Communication

Education

STEM degree (2:1+)

Tools

Git

Docker

Kubernetes

Job description

Lead Software Engineer / Developer London / WFH to £120k

Lead Software Engineer Python API - Fintech Client Server London, England

Are you a skilled a backend focussed Python technologist with team leadership experience?

You could be progressing your career at a well-funded and profitable FinTech start-up.

As a Lead Software Engineer you'll head up a small, talented tech team to deliver new features and enhancements as well as some refactoring work, contributing to the core banking platform which integrates with major players such as HSBC. There's a relatively young codebase and lots of new projects to get stuck into.

You'll be collaboratively problem solving in a hands-on role with approximately 50/50 split between architecture / design and people management. You'll set the standards and mentor more junior developers, fostering a culture of continuous improvement and self development.

Location / WFH:

You'll join colleagues in the Central London office with flexibility to work from home twice a week in a hybrid model.

About you:

• You're an experienced Software Engineer with Python expertise and a strong knowledge of software engineering best practices and full SDLC experience
• You have team leadership experience, happy to mentor and develop others as well as provide 1-2-1s and performance reviews
• You have a good knowledge of cloud based services (they use GCP but AWS or Azure experience is fine)
• You have experience of building APIs, ideally FastAPI experience
• You have a good knowledge of CI/CD, testing and deployment
• You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms
• You're collaborative and pragmatic with great communication skills
• You're degree educated in a STEM discipline, having achieved a 2.1 or above

What's in it for you:

As a Lead Software Engineer you will earn a competitive salary (to £120k) plus pension and other benefits.

Full-time