Quantum

Back End Engineer

Quantum

full-time

Posted on:

Location Type: Hybrid

Location: London • United Kingdom

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Tech Stack

AWSAzureCloudDockerGoogle Cloud PlatformJavaScriptJenkinsMicroservicesMongoDBMySQLNode.jsNoSQLPostgresSQL

About the role

  • Lead by example as a hands on backend developer, contributing to high quality, production grade codebases
  • Shape backend architecture and system design with a focus on scalability, reliability, security, and performance
  • Build and maintain RESTful APIs, microservices, and server side logic using modern backend frameworks
  • Mentor and support other engineers, championing code quality through thoughtful reviews and shared best practices
  • Partner with product, data, and platform teams to design and deliver backend solutions that serve real business needs
  • Improve application performance, troubleshoot complex issues, and implement robust monitoring and logging solutions
  • Contribute to DevOps processes, CI/CD pipelines, and infrastructure automation

Requirements

  • Solid experience with Node.js, Express.js, or similar backend frameworks
  • Strong background in designing and building RESTful APIs, microservices, and distributed backend systems
  • Comfortable working with SQL (PostgreSQL, MySQL) or NoSQL (MongoDB) databases, including schema design and optimisation
  • Experience integrating automated tests into CI/CD pipelines (e.g. Jenkins, GitLab CI, CircleCI) and familiarity with containerisation tools like Docker
  • Experience with cloud platforms (AWS, GCP, Azure) and infrastructure-as-code would be a bonus
  • You do your best work as part of a team and genuinely enjoy collaborating across disciplines
  • Comfortable navigating a fast moving, evolving environment
  • Excellent written and verbal English skills
  • Collaborative and grounded you value collective success and create space for others to thrive
Benefits
  • Private Health Care (Bupa)
  • Hybrid Working (3 days in office)
  • Travel Insurance
  • Competitive Base Salary
  • Company Bonus Scheme
  • Market-Leading Training Programme
  • Recognition & Reward Scheme
  • Annual Company Conference (previous destinations: Vienna, Bologna, Dubrovnik, Thessaloniki)
  • Regular Happy Hours & Team Lunches
  • Free Coffee, Drinks & Snacks
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Node.jsExpress.jsRESTful APIsmicroservicesSQLPostgreSQLMySQLNoSQLMongoDBCI/CD
Soft Skills
mentoringcollaborationcommunicationproblem-solvingteamworkadaptabilitycode qualitythoughtful reviewscollective successsupporting others