Senior Backend Engineer (Python/AWS)

JR United Kingdom; Belfast; Remote; GBP 50,000 - 80,000; Full time

Job summary

A leading company in the online betting and gaming industry is seeking a Senior Backend Engineer in Belfast. This role involves developing APIs using Python and AWS technologies, working collaboratively with team members, and mentoring junior engineers in a fully remote position. Join us in building the next-generation sportsbook and casino platform.

Qualifications

• Experience with writing robust, scalable, and maintainable code.
• Familiarity with APIs and backend services design.
• Ability to mentor junior engineers.

Responsibilities

• Design, develop, test, and maintain backend services and APIs.
• Participate in code reviews to ensure high-quality standards.
• Work closely with external partners for integration.

Skills

Python

AWS

Flask

PostgreSQL

Docker

SQS

S3

Terraform

CI/CD

Job description

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Client:

OpenSource

Location:

belfast, 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 Their mission is to create an intuitive, immersive experience using modern technologies, moving away from outdated platforms to deliver a seamless, high-performance product.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.