KORUM by worldhire

Senior Backend Java Engineer - Remote

knowmad mood

Industry
Information Technology & Services
Location
Sevilla, Spain
Work mode
-
Job type
Full-time
Annual salary
Not specified
Minimum experience
7+ years
Posted
8th October, 2026

Required skills

JavaDigital TransformationSpring BootMicroservicesAPIKafkaIntegrationNoSQLMariaDBMongoDBCI/CDKubernetesArtificial IntelligenceGitHubSonarQube

About the role

Translated into English from Spanish by Korum. The employer's original wording is on their site.

We are knowmad mood!

We are a leading company in digital transformation, constantly evolving and at the forefront of technology.

Made up of more than 3,000 creative, digital and innovative people connected to a purpose and able to build connections with people all over the world. A team that is responsible, flexible and highly adaptable to the needs of our clients and the market, while providing value, vision, creativity, expertise, professionalism and passion for technology in every project.

The values that set our course and guide us towards excellence are collaboration, innovation, commitment, fun and trust.

Are you passionate about backend development and want to take part in building scalable solutions in modern, high-impact environments? We are looking for a Senior Backend Java Engineer with solid technical knowledge, a proactive mindset and passion for technology.

What will you do?

  • Design and develop backend solutions with Java 21+, Spring Boot and Spring Data.

  • Take part in defining and evolving microservices and hexagonal architecture.

  • Design APIs following an API First approach with OpenAPI/Swagger.

  • Work with messaging systems and event-driven architectures using Kafka and other integration technologies.

  • Develop solutions on relational and NoSQL databases such as MariaDB and MongoDB.

  • Take part in CI/CD processes and deployments on OpenShift/Kubernetes.

  • Apply good practices in development, testing and code quality.

  • Use AI tools to improve productivity and the quality of development.

What are we looking for?

  • Solid experience in backend development with Java.

  • Mastery of Spring Boot, Spring Data and REST API design.

  • Experience in microservices, hexagonal architectures and SOLID principles.

  • Knowledge of Kafka, OpenShift/Kubernetes and CI/CD environments.

  • Experience with tools such as GitHub, SonarQube, Grafana or Dynatrace.

  • Interest in or experience with AI-assisted development and methodologies such as Spec Driven Development (SDD).

  • Ability to thrive in dynamic environments, with autonomy and initiative.

What do we offer?

  • Permanent contract

  • Remote working model ๐Ÿก. Option to work from the offices, always at the employee's choice.

  • Flexible working hours โฐ: flexible hours, start 8:30 and finish 18:00, with an intensive Friday from 8:00 to 15:00 and in summer (July and August) an intensive schedule from 8:00 to 15:00

  • Holidays ๐ŸŒด: 22 days of holiday + 2 days of personal leave, plus 24 and 31 December off.

  • Permanent contract ๐Ÿ“„: From day one, with the option of 12 or 14 monthly salaries.

  • Flexible compensation ๐Ÿ’ณ: Restaurant voucher, childcare voucher, health insurance, training and other benefits with tax advantages.

  • Benefits club ๐ŸŽ: Discounts on technology, leisure and training.

  • Continuous training ๐Ÿ“š: Access to Udemy Business, language courses, official certifications and technical training.

  • Career plan ๐Ÿš€: Support to grow, specialise or take on new challenges.

  • Comprehensive wellbeing ๐Ÿ’š: Programmes for nutrition, physical activity and emotional balance.

  • Work-life balance +VIDA ๐Ÿ‘จ ๐Ÿ‘ฉ ๐Ÿ‘ง ๐Ÿ‘ฆ: Personal and family assistance 24/7.

  • Inclusive environment ๐ŸŒ: Diverse and multicultural environment.

  • Social events ๐ŸŽฎ: Activities to connect with the team.

ยกSign up and we will give you more details! ๐Ÿš€

To keep up to date with our news, follow us here -> knowmad mood

At knowmad mood we are committed to equal opportunities and respect for diversity. We apply our Equality Plan and the principle of non-discrimination in all our recruitment processes.

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