Java Backend Software Developer
This role involves developing and maintaining backend applications using Java 21 and Spring Boot. It offers a remote-friendly model with flexible hours and extensive professional benefits.
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87,000+ live jobsRemote, Sevilla, Comunidad Java·Full-time·Added yesterday
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12 or 14 salary payments a year
Your pick, per the ad: the same annual pay either way.
Permanent contract
Full-time.
Fully remote
Per the ad.
Have the right to work in Spain
knowmad mood doesn't mention sponsorship in the ad.
Have senior-level experience
Senior-level role.
Private health insurance
Per the ad: paid by the employer, or taken through flexible pay.
Flexible pay plan
Take part of your salary as tax-free benefits, per the ad.
Meal vouchers
A restaurant card or tickets, per the ad.
This job advert was originally written in Spanish.
Solid experience in backend development with Java.
Proficiency in 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 or experience in AI-assisted development and methodologies such as Spec Driven Development (SDD).
Ability to thrive in dynamic environments, with autonomy and initiative.
Remote work model 🏡. Option to work from the office, but always at the employee's choice.
Flexible hours ⏰: flexible schedule with entry at 8:30 AM and exit at 6:00 PM, with intensive working hours on Fridays from 8:00 AM to 3:00 PM, and intensive working hours in summer (July and August) from 8:00 AM to 3:00 PM.
Vacation 🌴: 22 vacation days + 2 personal days, plus December 24 and 31 off.
Permanent contract 📄: From day one, with the option of 12 or 14 payments.
Flexible compensation 💳: Restaurant card, childcare voucher, health insurance, training, and other benefits with tax advantages.
Benefits club 🎁: Discounts on technology, leisure, and training.
Continuous training 📚: Access to Udemy Business, language courses, official certifications, and technical training.
Career plan 🚀: Support to grow, specialize, or take on new challenges.
Comprehensive well-being 💚: Nutrition, physical activity, and emotional balance programs.
Work-life balance +LIFE 👨 👩 👧 👦: Personal and family support 24/7.
Inclusive environment 🌍: Diverse and multicultural setting.
Social events 🎮: Activities to connect with the team.
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Are you passionate about backend development and do you want to participate 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 a passion for technology.
Design and develop backend solutions with Java 21+, Spring Boot, and Spring Data.
Participate in the definition and evolution of microservices and hexagonal architecture architectures.
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.
Participate in CI/CD processes and deployments on OpenShift/Kubernetes.
Apply best practices for development, testing, and code quality.
Use AI tools to improve productivity and development quality.
knowmad mood is an IT consulting and technology services company based in Madrid, Spain, specializing in digital transformation, cloud infrastructure, data engineering, cybersecurity, and enterprise software development. With a strong focus on emerging technologies like AI, automation, and DevOps, the company serves clients across sectors including insurance, retail, and manufacturing, offering both project-based consulting and managed services. They operate with a distributed team model, supporting remote and hybrid work across Spain.
For international professionals, knowmad mood offers a dynamic and flexible work environment with many roles available as 100% remote or hybrid positions across Spain, including in Madrid, Barcelona, and Palma de Mallorca. The company emphasizes continuous learning and innovation, making it an attractive option for tech talent looking to work on modern stacks like Java, Kubernetes, Azure, GCP, and AI platforms. While the company is Spanish-founded, its client base and project scope often require English proficiency, providing opportunities for non-Spanish speakers to integrate.
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 by a shared purpose and capable of building connections with people around the world. A responsible, flexible team with a high capacity to adapt to the needs of our clients and the market, while delivering value, vision, creativity, expertise, professionalism, and passion for technology in every project.
The values that guide our path and lead us toward excellence are collaboration, innovation, commitment, fun, and trust.
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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