Aderen People Job details Full Stack Developer (Java / Spring Boot / Angular) Freelance Full time Job Opening ID 2542 Project lenght in months Largo Plazo Languages Español Knowledge area Skills Angular, JavaScript Rate
- Eur 200-220

Job Description
BUSCAMOS: Full Stack Developer (Java / Spring Boot / Angular) Responsibilities & Tasks

Key responsibilities
* Gather, analyze and document business and technical requirements.
* Design software architectures and propose technical solutions aligned with business needs.
* Document functional and non-functional requirements.
* Develop, debug, test and maintain application code.
* Design and implement full-stack applications using Java, Spring Boot and Angular.
* Develop and maintain microservices and REST APIs using Spring Boot.
* Participate in the complete software development lifecycle, from requirements gathering to production support.
* Work with relational and non-relational databases, including SQL Server and Oracle Database.
* Apply software architecture principles and Java performance optimization techniques.
* Collaborate with business stakeholders, technical teams and other developers.
* Support the continuous evolution, maintenance and improvement of the platform.
* Troubleshoot technical issues and ensure application reliability and performance.
* Participate in code versioning and collaborative development using Git. Context
* Full Stack Developer position focused on Java/Spring Boot backend development and Angular frontend development.
* The project is within the Capital Markets sector, requiring experience in financial markets, trading-related systems or a strong understanding of the industry.
* The role covers the complete software development lifecycle, including requirements analysis,



architecture, implementation, testing and production support.
* The idóneo candidate combines strong technical skills with analytical thinking and the ability to collaborate with both business and technical teams.
* Minimum 2 years of experience in Full Stack software development. Technical Skills Backend Development – Java & Spring Boot
* Minimum 2 years of experience with Java and Spring Boot.
* Strong knowledge of Java 11 or higher.
* Experience developing microservices and REST APIs using Spring Boot.
* Knowledge of software architecture principles and design patterns.
* Understanding of low-level Java concepts, including thread management, garbage collection and resource synchronization.
* Experience debugging, maintaining and optimizing Java applications. Frontend Development – Angular
* Experience developing frontend applications using Angular 8 or higher.
* Ability to build and maintain scalable, maintainable user interfaces.
* Experience integrating Angular applications with backend services and REST APIs. Databases & Data Management
* Experience working with relational databases.
* Knowledge of SQL Server and Oracle Database.
* Familiarity with non-relational databases.
* Ability to design, query and optimize database interactions. Testing & Quality Assurance
* Experience with software testing and debugging.




* Knowledge of functional testing using Java.
* Familiarity with automated testing tools and frameworks. Development Tools & Integration
* Experience using Git for version control.
* Knowledge of REST API integration and data exchange formats.
* Experience working with XML, JSON and XSD schemas. Capital Markets & Financial Systems
* Experience working on Capital Markets projects or within financial institutions, or strong knowledge of the sector.
* Understanding of financial markets, trading systems and related business processes.
* Familiarity with financial industry architectures and integration requirements.
* Knowledge of the FIX Protocol is desirable. Desirable Skills
* Experience with AWS Cloud Services.
* Experience with Cucumber and Selenium.
* Knowledge of UNIX environments.
* Familiarity with the FIX Protocol.
* Experience working with XML, JSON, XSD and other data exchange formats.
* Experience working with Agile methodologies. Communication & Personal Skills
* Excellent verbal and written communication skills.
* Strong analytical thinking and problem-solving capabilities.
* Ability to work under pressure and resolve issues effectively.
* Ability to make decisions in complex technical and business environments.
* Strong teamwork and collaboration skills.
* Ability to communicate effectively with both business and technical stakeholders. Languages
* English – Professional working proficiency – Mandatory.

We Offer
* Full-time Freelance contract.
* Rate: €200 per day + VAT (according to the experience provided).
* Long-Term Project.
*

Location:
To be confirmed.
* Desired start date: ASAP. #J-18808-Ljbffr

📌 Full Stack Developer (Comunidad de Madrid)
🏢 Aderen
📍 Comunidad de Madrid