IT Full stack Developer

BelgiumBelgium·Brusselsmid
EngineeringFullstack Developer
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Quick Summary

Key Responsibilities

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EngineeringFullstack Developer
The IT Full-stack Developer role is a consultancy mission at a client site, representing Keystone Solutions. As a Keystone Solutions consultant, you will be hired to work on client projects, bringing your expertise to dynamic environments.

Responsibilities

~1 min read
  • →Translate requirements into high quality code.
  • →Design, build, and maintain high performance, reusable, and reliable applications, including backend (Java and Spring Framework) and frontend (React).
  • →Collaborate with cross-functional teams to ship new features.
  • →Work with outside data sources and APIs.
  • →Ensure the best possible performance, quality, and responsiveness of the application.
  • →Apply development best practices to ensure code quality.
  • →Identify and correct bottlenecks and fix bugs.
  • →Be involved in Ops activities (set up of CI/CD pipelines).

Requirements

~1 min read
  • Sound knowledge of English (knowledge of French or Dutch is a plus).
  • Bachelor/Master or equivalent by experience.
  • Agile mindset: positive attitude, pragmatism, thirst for knowledge, focus on team success, continuous improvement, cross-functional contribution.
  • At least 6 years of relevant experience.
  • Technical experience: Software Craftsmanship, clean code principles, OO principles, DDD, design patterns, SOLID, readable code, refactoring, Test Driven Development, willingness to pair.
  • Technical skills: Proven knowledge of React, Java, Spring, Maven, DB, Restful APIs with swagger (yaml), Git, Continuous Integration/Deployment (Jenkins or alternative), SAST (SonarQube, Fortify, NexusIQ or alternative), Docker, Container, Groovy.
  • Participation in API automation testing.
  • Business experience: practical experience with Scrum is preferable.
  • Soft skills: knowledge sharing, improvement suggestions, adaptability, collaboration, feedback, challenging requirements based on expertise.

  • Consultancy Nature: You will work on-site as a consultant, representing Keystone Solutions in client environments.
  • Dynamic Projects: Experience a diversity of challenges across various client settings.
  • Turbo-Charged Learning: Benefit from professional development and broad learning experiences.
  • Skyrocketing Ambition: Keystone Solutions is committed to your career growth within our framework.
  • Values: Being a “K-Stone” means bringing our core values to every engagement.

Brussels
If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.

Location & Eligibility

Where is the job
Brussels, Belgium
On-site at the office
Who can apply
BE

Listing Details

First seen
October 1, 2026
Last seen
October 1, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
56%
Scored at
October 1, 2026

Signal breakdown

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IT Full stack Developer