Back End Developer
il y a 4 jours
Back-End Developer – Sitecore XM 10.2 (Security & Platform Stability) We are looking for an experienced Back-End Developer with deep expertise in Sitecore XM 10.2, focused on security, performance, and platform stability. In this role, you will help strengthen the resilience of large-scale digital platforms and ensure a smooth transition toward Sitecore XM Cloud. You will work closely with solution architects, DevOps engineers, and IT security teams to implement secure coding practices, improve performance, and ensure compliance with strict security and governance standards. This is a critical role in maintaining business continuity during a major CMS cloud migration. Key Responsibilities Maintain, stabilize, and secure an existing Sitecore XM 10.2 environment until cutover to XM Cloud Implement and continuously improve secure development practices for Sitecore and .NET Perform vulnerability scanning, patching, and remediation across Sitecore instances, pipelines, and custom modules Conduct code reviews with a strong focus on security, scalability, and performance Optimize platform performance through: Caching strategies SQL Server tuning CDN and WAF optimizations Improve observability by enhancing monitoring, logging, and alerting (e.g. Application Insights, Azure Monitor, or similar tools) Contribute to the definition and adoption of SLA/OLA, incident management, and change management processes Ensure coexistence readiness with Sitecore XM Cloud, including: Content parity validation Cache and purge coordination Unified incident communication Enforce feature freeze policy on the legacy platform (only security, compliance, and stability fixes unless approved via CAB) Stay up to date with Sitecore updates, .NET frameworks, and web security standards Document all technical and security changes according to governance and audit requirements Support the project team currently executing the Sitecore XM Cloud migration Requirements Bachelor's or Master's degree in Computer Science, IT, or equivalent experience 5+ years of recent experience in Sitecore back-end development with a focus on security and performance 5+ years of professional experience with C# / .NET Proven hands-on experience with Sitecore XM 10.2: Installation Configuration & patching Pipelines Performance optimization Strong knowledge of web application security (OWASP, secure headers, encryption, CSRF/XSS prevention) Experience with DevOps & CI/CD pipelines for Sitecore (Azure DevOps, GitHub Actions, or similar) Experience with on-premises Sitecore XM 10.2 deployments, including manual deployment procedures Strong skills in SQL Server performance tuning and Sitecore content delivery scaling Experience with WAF/CDN solutions in combination with traditional Sitecore XM (e.g. F5, Azure Front Door, Cloudflare) Practical knowledge of application observability tools (Application Insights, Seq, Kibana, or similar) Familiarity with Sitecore XM Cloud is a strong plus Understanding of TOGAF 10.2 and strong technical documentation skills Excellent communication skills in English (spoken and written); knowledge of Dutch and/or French is an asset Strong collaboration skills and ability to work effectively with architecture, DevOps, and security teams Additional Information Work regime: Full-time Location: Brussels On-site presence: 2 days per week on-site (default requirement) Freelancer is also possible
-
Senior Back-End Developer
il y a 4 semaines
Laeken, Belgique act digital EMEA - Alter Solutions Temps pleinWe are looking for a Senior Back-End Developer who will join an EU Institution in Brussels! This role requires 50% onsite presence. NATURE OF TASKS • Development of back-end website applications. • Integration of user-facing elements developed by a front-end developer with server side logic. • Implement core business logic. • Creation of servers and...
-
Back End Developer
il y a 4 semaines
Laeken, Belgique NTT DATA Europe & Latam Temps pleinNTT DATA – a part of NTT Group - is a Top 10 global IT services provider, headquartered in Tokyo, with over 150,000 employees. We deliver consulting solutions by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to keep our clients, as...
-
Back End Developer
il y a 3 semaines
Laeken, Belgique NTT DATA Europe & Latam Temps pleinNTT DATA – a part of NTT Group - is a Top 10 global IT services provider , headquartered in Tokyo, with over 150,000 employees. We deliver consulting solutions by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to keep our clients, as...
-
Back-End Developer
il y a 4 jours
Laeken, Belgique E-Resourcing Belgium BV Temps pleinBack-End Developer – Sitecore Web Security Service Key Responsibilities: Maintain and stabilize the existing Sitecore XM 10.2 platform until cutover to XM Cloud. Implement and continuously improve secure development practices for Sitecore and .NET. Perform vulnerability scanning, patching, and remediation for Sitecore instances, pipelines, and modules....
-
Back End Software Engineer/ServiceNow Engineer
il y a 4 semaines
Laeken, Belgique Skillfinder International Temps pleinSenior Back-End / ServiceNow Engineer – Onsite in Brussels Start Date: May | 6+ Month Contract | Hybrid We're looking for an experienced Senior Back-End Software Engineer with strong ServiceNow expertise to join our client in Brussels on a long-term contract. If you're passionate about designing smart solutions, improving IT processes, and working in a...
-
Back End Software Engineer/ServiceNow Engineer
il y a 4 semaines
Laeken, Belgique Skillfinder International Temps plein🚀 Senior Back-End / ServiceNow Engineer – Onsite in Brussels 📅 Start Date: May | ⏳ 6+ Month Contract | 💼 Hybrid We’re looking for an experienced Senior Back-End Software Engineer with strong ServiceNow expertise to join our client in Brussels on a long-term contract. If you’re passionate about designing smart solutions, improving IT...
-
Satellit - Senior Developer & Architect
il y a 3 semaines
Laeken, Belgique Satellit Temps pleinSenior Developer & Architect Job Overview Develop and architect real-time software systems that balance electrical grid assets by integrating renewable and storage resources with forecasting and optimization tools." Key Responsibilities Design system architectures, including APIs, services, and front-end/back-end interactions Provide technical direction to a...
-
Dotnet Developer
il y a 6 jours
Laeken, Belgique ThoughtBot Temps pleinProject context We're looking for a developer who thrives in real-time systems, loves working with C# .Net and Angular, and wants to contribute to a robust, scalable microservices architecture deployed on Azure AKS. What you'll do: * Build and optimize real-time trading applications. * Enable traders to securely develop and backtest algorithms. * Work with...
-
Full Stack Developer
il y a 4 semaines
Laeken, Belgique Sloka IT Solutions Temps pleinGreetings from Sloka IT Solutions. Title - Senior Full Stack Developer Language - Dutch or French & English Location - Avenue Fonsny, 20 - 1060 Bruxelles Duration - 9 months Workplace type - Hybrid Experience - 5+ years Job Description: As a Fullstack Developer at our client's, you will play a critical role in designing, developing, and maintaining...
-
Java Developer
il y a 11 heures
Laeken, Belgique Nexeo Temps pleinNexeo is currently looking for a Back-End Developer for one of the leading financial institution in Belgium. Nexeo is a consultancy company that supports its clients in the banking, finance and insurance sectors in all phases of their transformation projects: from business consulting to the implementation of IT solutions. As a consultant you will have the...
