Java & React Developer (F/H) - Freelance

Iziday is seeking an experienced IT Developer (M/F) for a freelance mission for a client in the banking sector.

Location

50% Brussels
50% Remote

Period

12 months (renewable)

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Mission Context

The role involves designing, developing, and maintaining technical solutions aligned with enterprise standards. The developer will primarily focus on creating web forms using React and a cloud-based backend framework built on Spring Boot.

Additionally, the mission includes maintaining existing Java APIs for various business lines such as Legal, Compliance, and Communications.

Key Responsibilities

Develop detailed technical designs and implement programming code or package configurations.
Create and maintain web forms in React, ensuring seamless interaction with backend APIs.
Perform unit testing and assist with implementation processes.
Maintain and enhance existing Java APIs, including employee referential systems and other API-based applications.
Estimate development workloads or validate estimates provided by project managers.
Contribute to production installation preparation, including integration and assembly testing.
Support test management during execution phases, including bug fixing.
Review the quality of detailed designs and code from external suppliers.
Document all development activities, including design, code, testing, and reviews.

Technical Skills Required

React (3–5 years): Extensive experience in developing web forms and UI testing (JEST). Knowledge of UI/UX design is a plus.
• Java (2–3 years): Proficiency in Spring Boot framework and API architecture/development. Experience with Spring 5 is an asset. Familiarity with Swagger for API development is advantageous.

Soft Skills

Strong collaboration skills and ability to address transversal issues across teams.
Strategic mindset to understand the big picture and make informed decisions.
Ability to challenge business requirements and propose value-added solutions.
Commitment to improving DevOps practices such as peer-reviewing and coding collaboratively.
Effective communication skills to explain technical concepts in business terms.
Security-conscious approach to development processes.

Experience Needed for This Freelance Role

Minimum of 3 years of relevant experience in IT development roles.
Proven experience working in Agile environments, particularly with Scrum methodologies.

Additional Information

Languages:
Proficiency in English is essential, along with knowledge of Dutch or French as an asset.

Education:
Master’s degree or equivalent experience required.

Work Environment:
Hybrid model with 50% on-site work and 50% remote work expected.

Agile Mindset:
The ideal candidate should embody Agile principles such as teamwork, adaptability, continuous learning, and cross-functional collaboration.


This freelance mission offers an exciting opportunity to work on innovative projects while contributing to the success of a dynamic team!

Meet the management team

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Julia Ann

Director

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Rudra Ghosh

Partner

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Gagot Marrio

Business Manager

Join our team


You are passionate about data and want to be part of a dynamic and innovative team ?
Join us and take your career to the next level.