OneSource Consulting

About the Company

OneSource is a pan European based recruitment, employment agency founded in response to the market demands for more flexible, cost-effective, tailored recruitment solutions. It aims at providing high-quality services to provide the best outcomes in the recruitment and employment of personnel from a diverse set of business sectors.

In today's highly competitive and ever-changing IT market, hiring the right candidate can
make the difference between success and failure of any mission-critical project.
We can navigate you through the complexities involved and the demands of 'Right-Sourcing'.
With our team having close to two decades of staffing proficiency, our staffing solutions will
help you accelerate your hiring strategy(s).

At ONESource, our philosophy is to be a true value-add to customers, businesses, and
stakeholders. Unwavering ethics, honesty, innovation, and excellence are the cornerstones of
our business, which translates into every work we undertake.

Listed Jobs

Company Name

OneSource Consulting

Job Title

Azure .NET Fullstack Developer

Job Description

**Job Title** Azure .NET Fullstack Developer **Role Summary** Develop, maintain, and enhance functional .NET applications for engineering and infrastructure projects within a hybrid Scrum environment. Leverage Azure services and modern full‑stack technologies to deliver scalable, secure solutions. **Expectations** - Collaborate with cross‑functional teams (developers, analysts, product owners) to translate product requirements into technical solutions. - Provide accurate development estimates, participate in sprint planning, and deliver high‑quality code on schedule. - Document architecture, design decisions, and code for maintainability and compliance. **Key Responsibilities** - Build and evolve .NET (Core 9+ / C# 13+) web APIs and microservices using DDD, CQRS, Event‑Sourcing, and SOLID principles. - Deploy services on Azure: Azure Functions, App Services, Cosmos DB, Service Bus, Application Insights, Key Vault. - Implement front‑end components with React and integrate authentication via OAuth 2.0. - Consume and expose data to Microsoft Dynamics 365 and other internal APIs. - Perform API testing and validation with Postman. - Monitor, troubleshoot, and optimize performance and security across the stack. - Participate in code reviews, knowledge sharing, and continuous improvement activities. **Required Skills** - .NET (Core) 9+ and C# 13+ - Azure services: Service Bus, Application Insights, Key Vault, Cosmos DB, Functions, App Services - Microservices architecture, DDD, CQRS, Event‑Sourcing, SOLID, OAuth 2.0 - React (frontend) - API testing with Postman - Microsoft Dynamics 365 integration - Agile/Scrum methodology - Strong written and verbal communication **Required Education & Certifications** - Master’s degree in Computer Engineering or related field - Microsoft Certified: Azure Developer Associate (or equivalent)

Brussels region, Belgium

Hybrid

09-09-2025

Company Name

OneSource Consulting

Job Title

Generative AI Engineer

Job Description

**Job Title** Generative AI Engineer **Role Summary** Develop and optimize large-scale Generative AI solutions, including RAG chatbots and intelligent agents, while designing scalable data pipelines and AI strategies for organizational adoption. **Expectations** Candidate must demonstrate proactive innovation, technical leadership in AI deployment, and collaboration with cross-functional teams. Requires 3–5 years of experience in AI project execution and data-driven solution development. **Key Responsibilities** - Design, deploy, and monitor Generative AI solutions (RAG chatbots, intelligent agents) for data-driven tasks. - Develop, optimize, and maintain ETL/ELT pipelines for structured and unstructured data integration. - Implement CI/CD pipelines for AI deployments and ensure model scalability, security, and cost-efficiency. - Collaborate with architects to integrate AI workflows with databases (Fabric, Postgres, SQL) and APIs. - Contribute to Generative AI center of excellence by driving strategy, governance, and solution optimization. **Required Skills** - Azure AI Services (AI Foundry, Copilot Studio, AI Search) with 3–5+ years’ experience. - ETL/ELT tools: Azure Data Factory, Synapse Analytics, Fabric, CosmosDB; Python/LangChain/PySpark. - RAG implementation for structured/unstructured data sources (documents, APIs, databases). - Data pipeline monitoring and optimization for performance and cost. - Machine learning workflows: model training, fine-tuning, inference deployment (LLMs). **Required Education & Certifications** - Bachelor’s degree in computer science, AI, or related field. - Certifications in Azure AI Services and cloud data engineering strongly preferred.

Frasnes-lez-gosselies, Belgium

Hybrid

Junior

10-09-2025

Company Name

OneSource Consulting

Job Title

Java solution Engineer

Job Description

**Job Title**: Java Solution Engineer **Role Summary**: Hybrid Solution Engineer required to lead Scrum/Agile delivery for cloud-based software projects. Role emphasizes practical technical coordination, design, and implementation over pure consultancy or leadership. Requires strong alignment with cross-functional teams and hybrid cloud development. **Expectations**: - Practical coordination of agile delivery, software design, and implementation. - 3 days onsite in Brussels per week. - Continuous skill development in hybrid cloud and data-driven innovation. **Key Responsibilities**: - Design and develop secure, robust Java-based cloud solutions utilizing APIs, microservices, and event-driven architectures. - Lead Scrum/Agile practices (sprint planning, retrospectives, demos) while managing project dependencies. - Collaborate with teams to deliver scalable applications, ensuring alignment with stakeholder needs. - Apply and adapt Agile frameworks (SaFe, LeSS) to optimize delivery workflows. - Advise on technical choices, propose alternatives, and maintain technical documentation. **Required Skills**: - Agile frameworks (Scrum, SaFe, LeSS). - Azure DevOps for agile project management. - Java SE 10+. - API and microservice development, integration. - Event-driven architecture design (event sourcing, handling). - Cloud software design (hybrid environments). - Scrum/Agile delivery mastery with Java expertise. **Required Education & Certifications**: - Bachelor’s degree in Computer Science or related field. - Certified Scrum Master (CSM) or equivalent Agile certification. - Java cloud engineering training or equivalent professional experience.

Brussels region, Belgium

Hybrid

11-09-2025

Company Name

OneSource Consulting

Job Title

Django/React Developer

Job Description

Job Title: React/Django Developer Role Summary: Lead full‑stack development of web applications using React for the front end and Django for the backend, focusing on UI/UX improvement for core LLM use cases. Collaborate within an agile team to deliver functional backlog items each sprint, translating stakeholder requirements into scalable solutions integrated into the bank’s IT fabric. Expectations: - Deliver high‑quality code within sprint timelines. - Engage in continuous learning and knowledge sharing. - Maintain open communication and adhere to Scrum values. Key Responsibilities: - Design, develop, test, and deploy React components and Django APIs. - Integrate front‑end and back‑end services with CI/CD pipelines. - Participate in sprint planning, daily stand‑ups, reviews, and retrospectives. - Translate business and stakeholder needs into technical specifications. - Ensure code quality through reviews, unit testing, and automated testing frameworks. - Collaborate with cross‑functional teams (Product Owner, UX, Ops) in a multicultural environment. Required Skills: - 4+ years of professional React development (Senior/Expert level). - 2+ years of Django development (Junior/Senior level). - Strong Python engineering skills (Senior level). - Proficiency with Git, GitLab, and CI/CD tools. - Experience with MLOps or DevOps practices (preferred). - Knowledge of Agile methodologies and Scrum framework. - Excellent communication, analytical, and synthesis abilities. - Proactive, result‑driven, autonomous, and collaborative mindset. Required Education & Certifications: - Bachelor’s degree in Computer Science or related field (preferred). - Certifications in Python, programming, Linux system administration, or networking are a plus.

Brussels, Belgium

Hybrid

Junior

11-09-2025