Senior Backend Engineer (Python/AWS)

JR United Kingdom; Doncaster; Remote; GBP 45,000 - 75,000; Full time

Job summary

A leading company in the online betting and gaming industry seeks a Senior Backend Engineer to develop APIs for web and mobile applications. This remote role focuses on writing robust and scalable code in a collaborative environment, contributing to innovative and high-performance product development. Candidates should be passionate about modern technology and mentoring junior engineers.

Qualifications

• Strong background in Python and AWS technologies.
• Experience with Flask and Docker.
• Knowledge of CI/CD practices and modern development tools.

Responsibilities

• Design, develop, test, and maintain backend services and APIs.
• Write clean, efficient, and maintainable code.
• Provide mentorship and guidance to junior engineers.

Skills

Python

AWS

Flask

Docker

PostgreSQL

SQS

S3

Terraform

Fluent in software development best practices

Job description

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Client:

OpenSource

Location:

doncaster, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

1

Posted:

31.05.2025

Expiry Date:

15.07.2025

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Job Description:

About the Company

Our client is a rapidly growing company in the online betting and gaming industry, building a next-generation sportsbook and casino platform. Their mission is to create an intuitive, immersive experience using modern technologies, moving away from outdated platforms to deliver a seamless, high-performance product. This is an opportunity to work with a team of engineers, designers, and trading experts who are passionate about building cutting-edge products in a fast-paced, regulated industry.

About the Role

As a Senior Backend Engineer, you’ll play a crucial role in developing and maintaining APIs for web and mobile applications. You’ll focus on writing robust, scalable, and maintainable code while working in a collaborative environment with designers, front-end engineers, and trading specialists.

Responsibilities

• Design, develop, test, and maintain backend services and APIs.
• Write clean, efficient, and well-documented code.
• Participate in code reviews to ensure high-quality standards.
• Stay up to date with emerging technologies and industry trends.
• Work closely with external partners and vendors to integrate third-party solutions.
• Provide mentorship and guidance to junior engineers.

Required Skills

The backend is primarily built in Python and runs on AWS, incorporating technologies such as: Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform Continuous integration and daily deployments

This is a fully remote opportunity, but requires candidates to be based in the UK.