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Senior Full Stack Kotlin Developer @ HippoDigital

Aire Street 24-26, LeedsOnsiteFull-time
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About this role

Salary: £57,500 - 72,000 per year

Requirements: Extensive experience in Kotlin and the JVM.Strong experience in Java and the full development lifecycle delivering user-centred digital solutions.Exposure to Node.js, TypeScript, Express.js, or Nunjucks.Proven track record of delivering high-quality, robust, and scalable solutions.Expertise in building back-end services using Spring Boot and the wider Spring Framework.Experience in microservices design and architecture, including RESTful API services.Strong knowledge of public cloud platforms such as AWS, Azure, or GCP, and DevOps practices including containerisation with Docker and Kubernetes.Proficiency in Infrastructure as Code tools such as Terraform.Proficiency with CI/CD tools such as Jenkins or Azure DevOps.Previous experience working on government or NHS projects, or in a consultancy environment, is desirable.Knowledge of Kafka or other asynchronous messaging systems is desirable.Knowledge of Helm is desirable. Responsibilities: Lead the production of user-centred software, ensuring development follows business requirements and best practice.Work collaboratively with colleagues and stakeholders to explore, design, and deliver solutions to complex client problems.Take ownership of software development and deployment pipelines, resolving issues and potential bottlenecks.Communicate and present prototypes, solutions, and progress to internal and external stakeholders in a clear and concise manner.Mentor and coach other engineers to support their professional development.Deliver Kotlin development services to our clients as a Senior Consultant.Lead by example and ensure technical excellence within squads and the engineering community. Technologies: APIAWSAzureCI/CDCloudDevOpsDockerGCPHelmSupportJVMJavaJenkinsKafkaKotlinKubernetesSpringSpring BootTerraformTypeScriptmicroservicesNodeJSExpressJSFullstack More:

We are Hippo, a rapidly growing digital consultancy that designs with empathy and builds for impact by combining data-informed evidence, human-centred design, and software engineering. We work with public and private sector clients to deliver transformative digital solutions, and our collaborative, agile culture empowers teams to make a genuine impact. We offer a competitive salary and a wide range of benefits including pension, holiday allowance, wellbeing support, flexible benefits, and relocation support of up to £8,000. We are headquartered in Leeds with offices across the UK in Glasgow, Manchester, Birmingham, London, and Bristol, and this role is hybrid remote in Leeds with flexibility to work on-site at our office or client locations.

last updated 30 week of 2026

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