Job Title Senior Java DeveloperLocation Lisbon | Porto (Hybrid – 3 days on-site per week)Job Type & Level Full‐time, Senior (6–9 years of experience)Salary & Benefits €1,200 to €2,000 base salary, Food Allowance, Flex Benefits, Health insurance, Training and development plan, Opportunities for professional growth, Hybrid working model.ResponsibilitiesDesign, develop, and maintain Java‐based applications supporting back‐office processes.Contribute to solutions related to collateral and cash management.Collaborate with business analysts and cross‐functional teams to gather and implement technical requirements.Troubleshoot, analyze, and resolve technical issues to ensure system stability and performance.Participate in code reviews and promote best practices in software development and testing.Support system integrations within a broader financial technology ecosystem.Contribute to continuous improvement initiatives across development processes.QualificationsBachelor's degree in Computer Science, Software Engineering, or a related field.6–9 years of experience as a Java Developer in complex or enterprise environments.Strong experience with Java and Spring Boot, and with Spring Data, Spring Security.Solid understanding of software development principles and methodologies.Experience working in financial services or regulated environments is highly valued.Strong problem‐solving skills and ability to work collaboratively in a team.Fluent in English (written and spoken).Nice to HaveExperience with Calypso or similar financial platforms.Knowledge of investment banking back‐office operations, particularly collateral and cash.Exposure to financial markets systems and large‐scale architectures.Why Join UsHybrid working model – 3 days on‐site, 2 days remote.Technically challenging projects within financial markets technology.Collaborative and international work environment.Long‐term professional growth opportunities.Culture focused on quality, collaboration, and continuous improvement.At KCS we stand for equality and value diversity. We create a safe, diverse environment where opportunities are equal for everyone. We do not discriminate based on age, ethnicity, sexual orientation, gender, disability, or any factor other than merit. All applications with skills for the position are welcome!#J-18808-Ljbffr