Radiant

Senior Backend Software Engineer - Core Services

Radiant
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5 months ago
London, United KingdomSenior

Responsibilities

  • Design, develop, and maintain robust backend applications and services in Go.
  • Design and deploy distributed systems and secure gRPC and REST APIs in production.
  • Work with PostgreSQL or similar relational databases for querying and storage.
  • Deploy and operate applications in Kubernetes using Helm charts and the Kubernetes API.
  • Contribute to architectural discussions, design reviews, and system evolution.
  • Maintain code quality, observability, reliability, and maintainability through reviews and engineering best practices.
  • Collaborate with platform, machine learning, frontend, and other cross-functional teams.
  • Mentor junior engineers and drive initiatives to improve code quality and system performance.

Requirements

  • Proven experience developing production systems in Golang.
  • Hands-on experience designing and deploying distributed systems and APIs in production.
  • Deep knowledge of Kubernetes and cloud-native architectures.
  • Hands-on experience with containers, Helm, and microservice design patterns.
  • Experience improving software quality through unit testing, integration testing, code reviews, and clean code principles.
  • Ability to work autonomously with a proactive, solution-oriented mindset.
  • Experience collaborating effectively with frontend developers and cross-functional teams.
  • Preferred: understanding of modern DevOps workflows and CI/CD practices.
  • Preferred: experience deploying or serving LLMs or GPU workloads using tools such as vLLM or KServe.
  • Preferred: experience tuning and scaling machine learning inference pipelines.

Benefits

  • 25 days of annual leave.
  • Private medical insurance via Bupa.
  • Dedicated learning time for new skills, projects, or interests.
  • Cycle to Work Scheme.
  • Gympass subscription to gyms and wellbeing apps.
  • Participation in the company shares program.
  • Enhanced parental pay and leave.
  • Open communication, regular feedback, and an inclusive workplace culture.

Tech Stack

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Radiant

About Radiant

501-1,000 employees
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