Full Stack Engineer

Intellect Group; Greater London; Hybrid; GBP 80,000 - 120,000; Full time

Job summary

A leading company in fintech is seeking a passionate Full Stack Developer to join their innovative team. You will work on a greenfield compliance platform, focusing on building secure and scalable applications. This role offers flexibility with hybrid working and opportunities for career development in a high-growth environment.

Benefits

Flexibility to work from home or central London office

Career development in a high-growth environment

Qualifications

• 1-4 years’ experience in a full-stack or backend-heavy development role.
• Strong knowledge of Python, async programming, microservices, and cloud-native design.

Responsibilities

• Building a brand-new cloud-native platform with modular architecture.
• Developing responsive frontend interfaces using React and TypeScript.
• Creating scalable microservices and APIs using FastAPI and SQLAlchemy.

Skills

Python

React

TypeScript

async programming

microservices

Education

2:1 degree in a STEM discipline

Tools

FastAPI

SQLAlchemy

Pydantic

Poetry

Kubernetes

KEDA

Job description

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This range is provided by Intellect Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

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Head of Software Engineering at Intellect Group

Full Stack Developer (Python / React) – Greenfield Compliance Platform

Location: London (Hybrid)

Are you a passionate Full Stack Developer with a backend focus (70/30 split) ready to build innovative, secure, and scalable fintech applications from the ground up?

Join a pioneering internal innovation team delivering a next-generation compliance platform designed for global financial operations. This is a greenfield project with long-term backing and exciting plans for AI and ML integration in future development phases.

What You’ll Be Doing:

• Building a brand-new cloud-native platform with modular architecture for transaction monitoring, client profiling, and analytics.
• Developing responsive frontend interfaces using React and TypeScript, based on detailed FIGMA designs.
• Creating scalable microservices and APIs using FastAPI, Pydantic, SQLAlchemy, and Poetry.
• Designing and optimizing database schemas and async APIs for high throughput.
• Collaborating with DevOps engineers on containerisation and deployment pipelines (Kubernetes, KEDA).
• Ensuring high standards of code quality, performance, and documentation throughout.
• Frontend: React, TypeScript
• Backend: Python (FastAPI, SQLAlchemy, Pydantic, Alembic, Mypy, Ruff, Pytest)

About You:

• 1–4 years’ experience in a full-stack or backend-heavy development role.
• Strong knowledge of Python, async programming, microservices, and cloud-native design.
• Experience with clean code, testing (PyTest, TypeScript testing a bonus), and code reviews.
• Enthusiastic about scalable software design, documentation, and learning new technologies.
• A minimum 2:1 degree in a STEM discipline (or equivalent hands-on experience).
• Curious, proactive, and collaborative team player who thrives in a fast-paced environment.

Why Join?

• Work on impactful greenfield software with tangible outcomes.
• Be part of a small, focused innovation team exploring cutting-edge solutions in fintech.
• Flexibility to work from home or central London office.
• Career development in a high-growth environment with future-facing tech.

Ready to join a team where your ideas and code will shape the future of compliance tech?

Apply now and help build something truly transformative.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Finance and Information Technology

• Industries

  Financial Services, IT System Data Services, and Software Development

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