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Position: Full-Stack Developer (B2B / Freelancer Contract)
Engagement: NATO Project
Role Overview
We are recruiting on behalf of our client for an experienced Full-Stack Developer to support a NATO engagement, contributing to the design, development, and deployment of secure, scalable, and containerized applications in an Agile/DevSecOps environment.
The selected professional will work as part of a multidisciplinary team, collaborating with product managers, designers, and data scientists to deliver mission-critical digital capabilities for NATO programs. This role requires strong expertise across the full software development lifecycle, with a focus on clean code, automation, and reliability.
Key Responsibilities
Engagement: NATO Project
Role Overview
We are recruiting on behalf of our client for an experienced Full-Stack Developer to support a NATO engagement, contributing to the design, development, and deployment of secure, scalable, and containerized applications in an Agile/DevSecOps environment.
The selected professional will work as part of a multidisciplinary team, collaborating with product managers, designers, and data scientists to deliver mission-critical digital capabilities for NATO programs. This role requires strong expertise across the full software development lifecycle, with a focus on clean code, automation, and reliability.
Key Responsibilities
- Design, develop, and maintain full-stack applications using modern frameworks and methodologies, adhering to 12-Factor App and Test-Driven Development (TDD) principles.
- Build and deploy containerized applications using Docker, Kubernetes, or OpenShift.
- Develop and implement RESTful APIs and microservices architectures for modular and scalable solutions.
- Perform front-end development using frameworks such as React or Angular.
- Execute back-end development using Node.js, Django/Flask, or Spring Boot.
- Design and manage databases, including MySQL, PostgreSQL, and MongoDB.
- Collaborate closely within Agile delivery teams (Product Manager, Product Owner, UI/UX Designer, and Data Scientist).
- Contribute to the creation and optimization of DevSecOps pipelines and automated delivery practices.
- Participate in pair programming, peer reviews, and collaborative problem-solving sessions.
- Rapidly learn and apply new technologies, programming languages, and frameworks as needed.
- Ensure compliance with NATO software quality, performance, and security standards.
- Minimum 4 years of professional experience in full-stack development using JavaScript, Python, or Java.
- Minimum 4 years of experience in front-end (React, Angular, etc.) and/or back-end (Node.js, Django/Flask, Spring Boot) development.
- Minimum 4 years of experience in database design and programming (MySQL, PostgreSQL, or equivalent).
- Proven experience in REST API design and development.
- Experience working within Agile and DevSecOps environments.
- Hands-on experience with Microservices Architecture and Test-Driven Development (TDD).
- Proficiency deploying and managing containerized applications with Docker, Kubernetes, or OpenShift.
- Solid understanding of software security principles, CI/CD workflows, and automation practices.
- Strong collaboration and problem-solving skills in cross-functional, distributed teams.
- Language Requirement: High proficiency in English (C1 or higher) both written and spoken.
- Experience in NATO, defense, or government projects.
- Familiarity with cloud-native architectures and serverless deployments.
- Experience with CI/CD pipelines, GitOps, or infrastructure-as-code tools.
- Knowledge of NoSQL databases, caching mechanisms, or message queuing systems (e.g., Redis, Kafka).
- Engagement Model: B2B / Freelancer
- Engagement Context: NATO project under secure and agile delivery standards.
- Language Requirement: English fluency at C1 level or higher is mandatory.
Key Skills
Ranked by relevance
microservices
spring boot
kubernetes
postgresql
angular
docker
react
mysql
cicd
tdd
product manager
product owner
restful apis
javascript
serverless
designer
python
nosql
redis
kafka
cloud
java
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- Posted
- Nov 15, 2025
- Type
- Part-time
- Level
- Mid-Senior
- Location
- Brussels
- Company
- Data Edge
Industries
IT System Data Services
Categories
Engineering
Information Technology
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3 roles aligned with this opportunity
View Job Details
Related
Full-Stack Engineer
2026-05-29
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Engineering
View Job Details
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Machine Learning Engineer - Technical Lead
2026-05-14
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Related
Full Stack Web Developer
2026-06-09
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