Python Developer

Runtime Group Ltd; Greater London; On-site; GBP 60,000 - 75,000; Full time

Job summary

A leading software house in Greater London is seeking a skilled Python Backend Engineer to enhance financial tools by delivering scalable features. The ideal candidate has at least 3 years of Python experience and a top-ranked STEM degree. You'll collaborate with cross-functional teams in a fast-paced startup, focusing on automation and data infrastructure. This position promises an excellent opportunity for professional growth, with a focus on solving complex financial problems through innovative solutions.

Qualifications

• 3+ years of experience in Python development.
• Strong software engineering principles.
• Enthusiasm for startup environment and cross-functional teams.

Responsibilities

• Contribute to design, development, and delivery of scalable features.
• Work closely with engineers, product managers, and data scientists.
• Solve complex financial problems through reliable systems.

Skills

Python

FastAPI

PostgreSQL

Numpy

Pandas

AWS

Education

1st class - 2:1 Degree in Comp Sci or STEM subject

Job description

A Python Backend Engineer is needed to join growing software house in London who specialise in helping businesses reduce wasteful processes, costs and energy; and improve their ROI. sustainability meets profitability.

Our client aims to change how corporate finance works, by replacing static, limited and often stale financial metrics with live data-driven insights sourced from direct connections to their clients’ systems.

You will be joining a strong team of Backend Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial tools.

If you're an experience Software Engineer whose passionate about Python, excited by financial technology, and wants to solve complex problems, this could be for you.

As a Python Software Engineer, you will contribute to the design, development, and delivery of scalable, high-impact features across our platform. You’ll work closely with experienced engineers, product managers, and data scientists to build reliable systems that solve complex financial problems. This role offers an excellent opportunity to deepen your technical expertise, take ownership of individual projects, and grow in a supportive, fast-paced startup environment.

Requirements:

• 1st class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University
• 3+ years of experience in Python development
• Tech: Python, FastAPI, Pydantic, PostgreSQL, Numpy, Pandas, AWS
• Very strong software engineering principles
• Enthusiasm for startup environment and cross-functional teams
• Passion for automation and data infrastructure

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Python Developer • London Area, United Kingdom, United Kingdom