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Halian | Managed Services, Recruitment Agency & Contract Staffing

Senior Kotlin Engineer

Halian | Managed Services, Recruitment Agency & Contract Staffing
United Kingdom · Full-time · Mid-Senior

One of the UK’s most iconic omni-channel retailers is looking for a Senior Kotlin Developer to join their expanding digital engineering function. This position requires expertise in Kotlin, strong architectural understanding of microservices, and a passion for providing technical guidance and mentoring. The role is a remote position with occasional office visit to the London office.


You’ll have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers.


Key Responsibilities:

• Design, build, and maintain scalable, high-performance services using Kotlin

• Provide technical guidance and mentoring to other engineers in the team

• Partaking in pair programming practices

• Build, integrate, and maintain REST APIs and backend services

• Champion best practices in software quality, CI/CD, observability, and DevOps

• Collaborate with cross-functional teams, including Product, QA, and DevOps

• Optionally take on people management responsibilities for engineers

• Stay updated with emerging backend and cloud technologies


Key Skills & Experience

  • 5+ years of back-end development experience using Kotlin
  • Expereince with Agile (Scrum or Kanban), TDD, and pair programming practices
  • Expertise in microservice architectures and frameworks like Spring Boot or http4k
  • Proven experience mentoring engineers and contributing to high-performing teams
  • Experience with CI/CD pipelines and automation tooling
  • Knowledge of Docker, Kubernetes, Jenkins, or GitLab CI
  • Experience with cloud platforms such as AWS, GCP, or Azure
  • An understanding of RESTful API design and integration


Apply now to join a high-impact team delivering cutting-edge e-commerce and cloud solutions at a national scale.


Please note: You must be UK-based and have the right to work in the UK to be considered for this role.

Key Skills

Ranked by relevance

kotlin cloud cicd microservices spring boot kubernetes jenkins docker gitlab scrum tdd aws gcp
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Posted
Sep 26, 2025
Type
Full-time
Level
Mid-Senior
Location
London Area

Industries

Retail

Categories

Information Technology

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