Halian | Managed Services, Recruitment Agency and Contract Staffing pay rangeThis range is provided by Halian | Managed Services, Recruitment Agency and Contract Staffing. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

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

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 and Experience

5+ years of back-end development experience using Kotlin or modern Java

Experience 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.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

Retail

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