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Job Summary: We are seeking a Senior Backend Java Developer to join international projects, designing, developing, and maintaining critical backend and frontend components using agile methodologies. Key Highlights: 1. Senior Backend Java Developer role at an international client. 2. Participation in new project developments using cutting-edge technologies. 3. Professional growth and well-being within a collaborative environment. We are knowmad mood! We are a leading digital transformation company, continuously evolving and at the forefront of technology. We were founded to drive real change through innovation and sustainable development, with a mission to deliver value to our clients and empower our talent. Comprising over 3\.000 creative, digital, and innovative individuals connected by purpose and capable of building connections with people worldwide. A responsible, flexible team with high adaptability to our clients’ and the market’s needs—while consistently delivering value, vision, creativity, expertise, professionalism, and passion for technology in every project. Our core values guiding us toward excellence are collaboration, innovation, commitment, fun, and trust. Through this opportunity, you will participate in new project developments, taking on the role of **Senior Backend Java Developer at a major international client.** * Location: Madrid City Center (2 days per week onsite) * Schedule: Mon–Thu: 8.5 hours/day; start time between 7:00 and 9\.30, end time from 16:00 onward. Fridays: until 15:00, working 7 hours. **Responsibilities:** * Design, develop, and maintain both backend and frontend components for a large-scale, mission-critical enterprise platform. * Work on an enterprise backend built with Java and a modern frontend built with Angular. * Apply best practices in software engineering (testing, documentation, code reviews, etc.). * Take end-to-end ownership of features—from database and API design to user interfaces. * Handle software packaging and automated deployment. * Apply agile methodologies throughout the development process: question and clarify requirements, and ensure timely delivery of high-quality features. **To be a match...** Solid experience with **Java (recent versions, e.g., 21\), Spring, and Spring Boot.** **Frontend experience with TypeScript and Angular (\+16\)** Experience with **microservices.** Experience in **functional or reactive programming.** Experience using **Kubernetes or Red Hat OpenShift.** Valuable: experience in containerized environments (Docker, Kubernetes). Experience with **relational databases.** Valuable: experience with **message brokers (preferably Kafka).** Solid experience in **testing.** Experience with **agile methodology.** **Fluent English is mandatory.** **What do we offer you?** ️**Support your professional growth** Training: If you wish to access technical, skills-based, or language training, we offer official certifications, Udemy Business, TechDays, Meetups, and a training calendar viewable HERE. **Jointly promote health, well-being, and a great atmosphere!** 26 days of leave (22 vacation days, 2 discretionary days, and Dec 24 & 31 as default holidays). Working hours: 8\.30–18:00 (flexible) Mon–Thu; Fri 8:00–15:00; Summer intensive schedule (July & August): 8:00–15:00. Team-building activities: We love having fun and staying connected with our colleagues. Become a brand ambassador through our friend referral program. Kudos: We foster a culture of feedback and recognition. Flexible compensation plan (health insurance, transportation, childcare vouchers, meal vouchers). **Celebrate your most special moments** Surprises: You’ll receive guaranteed surprises throughout the year (work anniversaries, birthdays, newborns, etc.). **Would you like to be part of our evolution?** Stay updated on our news by following us here \-\> knowmad mood *At* ***knowmad mood*** *we are committed to equal opportunities and respect for diversity. We implement our Equality Plan and the principle of non-discrimination across all our recruitment processes.*
