Keystone Solutions is seeking a Junior Full Stack Java (Spring Boot) / Angular Developer for a consultancy mission at a public administration client. This role involves replacing an old business application with a new regulatory management application focused on complete traceability of files from their origin to the final decision. The current application data will be migrated to the new system.
As a consultant, you will be responsible for:
You will deliver:
This position requires mandatory presence from 9:30 AM to 12:00 PM and from 2:00 PM to 4:00 PM, with an 8-hour workday. A detailed activity plan will be established within 10 calendar days of the start date. The data processed is confidential and includes personal data.
The ideal candidate will possess:
CVs will be analyzed based on the required skills; mandatory skills are eliminatory. Technical interviews will be conducted with shortlisted candidates.
If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.
Duration: 01/12/2026 - 30/11/2027 12 months • (full time)
French
(mandatory)
Level Proficiency (C2)

At Keystone Solutions, we specialize in bridging technology and talent to deliver a seamless IT experience.
With a focus on efficiency and innovation, we streamline your IT services, ensuring that you can focus on what you do best while we handle the complexities of your IT ecosystem. From strategic planning through to execution, we are your partners in creating a harmonious technological environment that propels your business forward.
Our Services:
- Hyperautomation: Embrace efficiency with Keystone Solutions' hyperautomation. Integrating Al, ML, and RPA, we automate and optimize your business processes, elevating operational excellence and decision-making.
- IT Consulting: Our IT consultancy at Keystone Solutions navigates you through the complexities of technology. We provide strategic insights, from system architecture to digital transformation, fueling your business growth.
- Software Development: Keystone Solutions excels in crafting custom software tailored to your needs. From innovative apps to system integrations, we transform your ideas into dynamic digital solutions.
- IT Security: Secure your digital landscape with Keystone Solutions. We offer comprehensive cybersecurity measures, from risk assessments to incident response, safeguarding your data and operations.