Tech Lead – FinTech Backend Architect (Python)

Explore Group; Greater London; On-site; GBP 119,000 - 161,000; Full time

Benefits offered by this job

Bonus

Equity

Job summary

Explore Group in the United Kingdom FinTech is hiring a hands-on Technical Lead to drive backend reliability, architecture, and timely delivery for distributed systems. You will lead and mentor a pod of 3+ engineers, own critical services for low latency and high throughput, and ensure robust testing, CI/CD, and peer reviews.

The role involves partnering with product and security teams to translate complex financial workflows into scalable, secure solutions, while continuously optimizing

Qualifications

• 6+ years in commercial software engineering.
• 4+ years production Python experience.
• Proven track record leading or mentoring a pod of 3+ engineers.
• Degree in Computer Science, Engineering, or equivalent practical experience.

Responsibilities

• Lead and mentor an engineering pod while remaining hands-on with architecture and code.
• Own key distributed backend services built for low latency, high throughput, and strict security.
• Drive engineering excellence: clean architecture, robust testing, CI/CD, and peer reviews.
• Partner with cross-functional teams to translate complex financial workflows into scalable systems.
• Identify bottlenecks and optimise production performance across distributed environments.

Skills

Python

Distributed systems

Leadership

FastAPI

Education

Bachelor's degree in Computer Science or Engineering

Job description

Explore Group in the United Kingdom FinTech is hiring a hands-on Technical Lead to drive backend reliability, architecture, and timely delivery for distributed systems. You will lead and mentor a pod of 3+ engineers, own critical services for low latency and high throughput, and ensure robust testing, CI/CD, and peer reviews.

The role involves partnering with product and security teams to translate complex financial workflows into scalable, secure solutions, while continuously optimizing