Java Developer (Big Data) - Relocation to Spain

You will join a senior technical team working on large‑scale, data‑intensive platforms in a regulated financial environment. The project focuses on backend development using OOP technologies, strong interaction with Data Lake ecosystems, and complex SQL‑based data processing, within a modern microservices and DevOps‑oriented architecture.What You Will DoDesign, develop and maintain backend components using Java and OOP principlesBuild and optimize SQL queries over large datasets (Oracle / PostgreSQL)Work with Data Lake environments and data integration flowsContribute to microservices architectures (Spring Boot)Collaborate in CI/CD pipelines using Git, GitHub Actions and KubernetesParticipate in Agile ceremonies and technical decision‑makingInteract with functional teams in Transactional Regulatory Reporting contextsWhat We Are Looking ForMust:Senior experience in Object‑Oriented Programming (Java – Expert level)Advanced JavaScriptStrong SQL skills with Oracle (PL/SQL) and PostgreSQLSolid experience with Git and GitHub (Advanced)Hands‑on experience with KubernetesProven background in enterprise‑scale backend systemsNice to have:Angular & TypeScript (intermediate level)Experience with Amazon S3 and ElasticMicroservices with Spring Boot on OpenShiftMessaging systems such as KafkaDevOps culture and toolingAgile environments (Jira, Confluence)Business exposure to Transactional Regulatory ReportingWhat do we offer you?Remote position.Possibility to manage work permits.Permanent, full-time contract.Smart Office Pack so that you can work comfortably from home. Training and career development.Benefits and perks such as private medical insurance, life insurance, Language lessons, etcPossibility to be part of a multicultural team and work on international projects.If you are passionate about data, development & tech, we want to meet you !Talan – Positive InnovationTalan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions.Talan at a GlanceHeadquartered in Paris and operating globally, Talan combines technology, innovation, and empowerment to deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenue this year.Our Core Areas of ExpertiseData & Technologies: We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI.Cloud & Application Services: We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency.Management & Innovation Consulting: We lead business and digital transformation initiatives through project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low-Carbon strategies.We work with major global clients across diverse sectors, including Transport & Logistics, Financial Services, Energy & Utilities, Retail, and Media & Telecommunications.Originally posted on Himalayas