Senior Dotnet Developer

Satellit is seeking an experienced .NET developer with Java know-how to join a multi-disciplinary team delivering digital identity and authentication capabilities for a major energy-sector engagement. The role involves building, validating and documenting reusable authentication/authorization components, contributing to deployment automation, collaborating with IT stakeholders, and participating in agile squad activities. This position follows a hybrid work model with an expectation of being on-site about two days per week and is planned to start in the mid-October to mid-November timeframe. Full-time commitment is required.

Who are you?

Skills & Competences:

• Autonomy
• Teamwork
• Presentation skills
• Communication
• Continuous learning
• Technical documentation
• Analytical problem solving
• Resilience
• Versatility and adaptability
• Continuous integration and deployment practices
• Agile methodologies and Scrum

Preferred Qualifications:

• Proven experience with C# and the .NET ecosystem in a production environment.
• Practical knowledge of Java and familiarity with interoperation between Java and .NET components.
• Experience designing and consuming RESTful APIs and working with JSON and YAML configurations.
• Hands-on skills with front-end technologies such as JavaScript and frameworks like Vue.js or Blazor.
• Understanding of directory services and authentication protocols (LDAP, OAuth2, OpenID Connect).
• Solid grasp of web security fundamentals including HTTPS, cookies, CORS, single sign-on and multifactor concepts.
• Familiarity with cryptographic basics including symmetric and asymmetric key usage, hashing and keystore concepts.
• Experience deploying and operating containerized applications and orchestration platforms such as Kubernetes (experience with managed clusters a plus).
• Comfortable using Git and participating in DevOps practices for source control and delivery pipelines.
• Database experience, for instance with SQL Server or similar relational databases.
• Nice-to-have: TypeScript, PowerShell, Bash scripting, React, SAML2, PKI experience, and familiarity with identity provider solutions (for example Keycloak, Ping, Okta, ADFS, or cloud identity services).
• Experience designing or operating microservices-based systems is an advantage.
• Strong interpersonal and soft skills: pragmatic problem-solving, autonomy, adaptability, resilience, clear communication, analytical thinking, and the ability to document and present technical work.
• Language requirements: good command of Dutch and/or French, plus English for technical collaboration.

What will you do?

• Design, implement, unit-test and document libraries, services or components that handle user authentication and authorization.
• Create example applications and code samples to illustrate how to integrate identity and access services into new or existing systems, and communicate these to engineering teams.
• Customize and extend commercial or open-source products (for example access managers, authorization engines, API gateways, reverse proxies and directory services) and produce supporting documentation for those extensions.
• Improve and automate continuous integration and continuous delivery workflows, including configuration and release automation.
• Work closely with IT and application teams to identify integration points, diagnose issues, and resolve problems when connecting to identity fabric services.
• Install and configure third-party and open-source components by following technical guides and producing any required deployment notes.
• Take part in squad sprint activities, including planning, execution and retrospective work.
• Own assigned backlog items, drive tasks to completion and report progress to the squad.
• Prepare for and actively participate in meetings and workshops, tracking actions and follow-ups.
• Propose technical solutions that align with requirements and constraints, present them to stakeholders and refine based on feedback.
• Continuously acquire new technical knowledge, standards and tooling needed to fulfill assigned work.

Technologies (mandatory)

• Hash Function
• cookie
• SAML/OAuth
• Keystore
• Microservices Architecture
• Bash
• Typescript
• oauth 2
• Security
• Symmetric Encryption
• Proxy
• JSON
• cors
• Innovation
• Scrum
• Vue.js
• OpenID
• Azure AKS
• asymmetric encryption
• Java
• LDAP
• Collaboration
• Solution Architect
• Azure MFA
• SSO
• .NET
• C#
• IDP Platform
• PowerShell
• Git
• agile
• MS Teams
• product backlog management
• SAP IDM
• Continuous Integration
• Kubernetes
• Google OIDC
• SQL Server
• React Native
• advanced rest
• HTTPS
• SQL
• DevOps
• JavaScript
• YAML
• Blazor
• PKI