> Markdown version of [/jobs/ext/2082365-tech-lead-java](https://www.wearedevelopers.com/jobs/ext/2082365-tech-lead-java). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Tech Lead Java - **Company:** Kenos Technology - **Location:** Valladolid, Spain - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Code Review, Continuous Integration, Relational Databases, Software Design Patterns, DevOps, Amazon DynamoDB, PostgreSQL, MongoDB, NoSQL, Openapi, Grafana, Spring-boot, Backend, Git, Kotlin, Kubernetes, Functional Programming, Api Design, Api Gateway, Restful APIs, Software Version Control, Docker, Microservices - **Published:** August 16, 2026 - **Apply:** https://www.buscojobs.com.es/tech-lead-java-en-valladolid-ID-367556626 ## About the Role diseño ? Muy valorable Kotlin Arquitecturas reactivas (WebFlux, R2DBC, similares) Observabilidad (Grafana, OpenTelemetry, etc.) Idiomas Inglés técnico (entorno internacional) ## Description Buscamos un Tech Lead Java con experiencia reciente liderando equipos y participando en decisiones de arquitectura.Modalidad hibrida, con disponibilidad para desplazamientos regulares a la oficina de Jaén (2-3 veces/mes).Responsabilidades Liderar técnicamente el desarrollo de plataformas backend basadas en microservicios Diseñar y evolucionar APIs REST (API-first, OpenAPI) Participar en definiciones técnicas, refinamiento y estimación de tareas Asegurar calidad de código , buenas prácticas y revisiones (code reviews) Colaborar con distintos perfiles técnicos en un entorno internacional Acompañar despliegues en producción bajo un enfoque DevOps y CI/CD Garantizar observabilidad, trazabilidad y rendimiento de los servicios Requisitos técnicos imprescindibles +7 años de experiencia en desarrollo backend Java (11+) y experiencia sólida con Spring Boot (Web, Data, Security) Arquitecturas de microservicios Experiencia real con AWS (EC2, Lambda, API Gateway, DynamoDB / RDS, etc.) Contenedores y orquestación ( Docker, Kubernetes ) Bases de datos relacionales y NoSQL (PostgreSQL, MongoDB o similar) CI/CD, control de versiones ( Git ), y flujo de PRs Diseño limpio, principios SOLID y patrones de diseño ? Muy valorable Kotlin Arquitecturas reactivas (WebFlux, R2DBC, similares) Observabilidad (Grafana, OpenTelemetry, etc.) Idiomas Inglés técnico (entorno internacional) ## Related Videos - [How to kill JavaScript from your Stack with HTMX and Kotlin](https://www.wearedevelopers.com/videos/1427-how-to-kill-javascript-from-your-stack-with-htmx-and-kotlin) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Why Kotlin is the better Java and how you can start using it](https://www.wearedevelopers.com/videos/661-why-kotlin-is-the-better-java-and-how-you-can-start-using-it) - [Moving from Java to Kotlin](https://www.wearedevelopers.com/videos/384-moving-from-java-to-kotlin) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 131 - AI'm not sure about OSS](https://www.wearedevelopers.com/magazine/472-dev-digest-131-ai-m-not-sure-about-oss) - [The Best Software Developer Blogs to Read](https://www.wearedevelopers.com/magazine/156-the-best-software-developer-blogs-to-read) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries)