Senior Backend Engineer – Casino UX at Midnite

Company: Jack & Jill/External ATS
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Location: London
Job Description:

Job Title

Senior Backend Engineer – Casino UX

Company Description

Midnite – Series C betting platform backed by $75M+ from Raine Group and Makers Fund.

Job Description

Join the Casino UX team to build the high-concurrency backend systems powering a modern betting experience. You will design RESTful APIs, integrate external partners, and scale services on AWS to handle real-time traffic spikes. This is a critical role in a fast-growing squad where your architectural decisions directly impact millions of fans.

Location

Remote, UK

Why this role is remarkable

  • Significant scale and impact: join a Series C company that grew 10x in the past year, offering the chance to shape architecture at a critical inflection point.
  • Modern engineering culture: work in a high‑autonomy environment with daily deploys, no legacy code, and a tech‑first approach to a traditional industry.
  • Exceptional backing: join a top‑tier team supported by $75M+ in funding from premier investors like The Raine Group, Play Ventures, and Makers Fund.

What you will do

  • Design and maintain robust backend services and RESTful APIs using Python, Flask, and PostgreSQL to power mobile and web applications.
  • Collaborate in a cross‑functional squad with product, design, and trading experts to deliver immersive, real‑time gaming features.
  • Own systems end‑to‑end, from architectural decision‑making and technical documentation to monitoring and scaling infrastructure using Terraform and AWS.

The ideal candidate

  • Has 5+ years of professional backend engineering experience with a strong proficiency in Python or another major backend language.
  • Demonstrates a solid understanding of relational databases like PostgreSQL and cloud infrastructure, specifically AWS services like SQS and S3.
  • Thrives in fast‑paced, agile environments and enjoys mentoring junior engineers while contributing to high‑level technical and architectural discussions.

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Posted: June 6th, 2026