Medior/Senior BizTalk and .NET Developer - Brussels - Employee contract

ictjob.be; Belgique; Hybrid; EUR 65,000 - 90,000; Part time

Benefits offered by this job

On-site in Belgium with homeworking

Job summary

ictjob.be is helping a well-established Belgian logistics company find a Medior/Senior BizTalk & .NET Developer. You will join an internal IT team to evolve business-critical applications, focusing on BizTalk Server 2020, C#/.NET, and SQL Server.

The role involves designing integrations, schemas, deployable components, and monitoring interfaces across BizTalk, .NET, and related systems. You will work closely with business analysts and application owners, translating requirements into robust

Qualifications

• Experience with BizTalk Server 2020 or newer.
• Strong C#/.NET development and integration experience.
• Ability to design and implement data mappings, schemas, and orchestrations.

Responsibilities

• Design, develop and maintain integrations using BizTalk Server 2020 and C#/.NET.
• Create schemas, maps, orchestrations, pipelines, ports and adapter configurations.
• Develop .NET components, services and REST/SOAP integrations; handle XML, XSD, XSLT and JSON.

Skills

BizTalk Server

C# / .NET

SQL Server

XML / XSD / XSLT

REST / SOAP Integrations

Analytical thinking

Tools

Git

Visual Studio

SQL Server Management Studio

BizTalk Administration

Job description

Our client is a well-established Belgian logistics and distribution company operating nationwide with multiple sites across the country. The organization manages time-sensitive distribution flows and supplies thousands of retail points daily. As part of its strategic evolution, the company is expanding into new product categories while modernizing its IT landscape.

The environment combines

• A stable SME culture with flat hierarchy
• Long-term employee retention
• High operational criticality
• A strong ongoing digital transformation program

To strengthen the internal IT team, our client is looking for a Medior / Senior BizTalk & .NET Developer (minimum 5 years of experience).

Your role

You will join an experienced internal IT department (infrastructure + development) and actively contribute to the evolution of business-critical applications.

You will:

• Design, develop and maintain integrations using Microsoft BizTalk Server 2020 and C\#/.NET.
• Create and maintain schemas, MAPS, orchestrations, pipelines, ports and adapter configurations.
• Develop .NET components, services and REST/SOAP integrations; work with XML, XSD, XSLT and JSON.
• Write and optimize SQL Server queries and stored procedures, and implement validation, error handling and logging.
• Translate business requirements into technical solutions with business analysts and application owners.

Day to day support

• Monitor interfaces and application health; investigate failed exchanges, suspended messages and processing delays.
• Handle daily support requests and production incidents, prioritize business impact and keep users informed.
• Diagnose issues across BizTalk, .NET, SQL Server and connected systems; coordinate resolution with IT teams and external partners.
• Restore processing safely, including controlled message resubmission, and investigate root causes to prevent recurring incidents.
• Maintain support procedures, runbooks and incident records; turn recurring problems into permanent improvements.

Quality and delivery

• Test integrations and .NET changes, including failure scenarios, and contribute to code reviews.
• Manage source code in GIT and support deployments with environment-specific configurations and rollback procedures.
• Document interfaces and technical changes, and share knowledge with colleagues.

You will collaborate closely with business stakeholders and operational teams. As a BizTalk and .NET developer, you will work in tandem with another colleague

Work environment

• Multicultural team
• Flat organizational structure
• Short decision-making lines
• Strong collaboration culture
• Fun culture
• On-site presence in Belgium required (with homeworking)