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Principal Developer @ Spectrum IT Recruitment

Full RemoteRemoteFull-time
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About this role

Salary: £70,000 - 70,000 per year

Requirements: Strong experience with Java or Kotlin on JVM 11+Strong experience with Spring BootStrong experience in enterprise backend developmentStrong experience with REST APIs and microservicesStrong experience with SQL and NoSQL databasesStrong experience with Docker and KubernetesStrong experience with Git and modern development practicesComfortable operating at Principal level, making technical decisions, solving complex problems, and helping other engineers developDesirable experience with telecommunications billingDesirable experience with AzureDesirable experience with CI/CDDesirable experience with LinuxDesirable experience with RedisDesirable experience with Elasticsearch or additional programming languages Responsibilities: Stay hands-on with around 90% of the role focused on backend developmentWork on a large platform with high-throughput APIs, Azure Cloud, and an event-driven architectureHelp shape technical direction, engineering standards, and architectureMentor other engineersEvaluate new technologiesWork closely with customers and stakeholders to turn requirements into robust technical solutions Technologies: AzureBackendCI/CDCloudDockerElasticSearchGitJVMJavaKotlinKubernetesLinuxNoSQLRESTRedisSQLSpringSpring BootmicroservicesAngularDevOpsMongoDBPostgreSQLRabbitMQReactRubyTypeScript More:

We are a growing business within the telecommunications and online payments space, working on a large, high-throughput platform. This is a remote-first Principal Software Developer role based around our Newbury office, with only 2-3 visits per year expected, though you are welcome to spend more time there if you prefer. You will join our 16-person R&D development team, made up largely of senior engineers, and benefit from monthly and quarterly all-hands events including summer and Christmas gatherings. Our benefits include 24 days holiday plus your birthday off, private medical cover, life assurance, critical illness cover, an employee assistance programme, and a contributory pension.

last updated 34 week of 2026

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