Senior Business Central / AL Developer (ID: 4060)

As a Senior Business Central / AL Developer, you will:

• Develop, enhance, and harden Microsoft Dynamics 365 Business Central extensions for production use within a European financial environment.

• Work as the technical domain reference for payment execution, payment release and control workflows, beneficiary verification, reconciliation, and corporate bank API integration.

• Develop and enhance payment execution capabilities including SEPA, SEPA Instant, direct debit, and future-dated payments.

• Implement payment release and control workflows, including four-eyes approval processes.

• Integrate beneficiary and account verification into payment release workflows.

• Implement ISO 20022 bank statement processing, including camt.052 and camt.053 formats.

• Develop automated reconciliation logic for financial transactions and bank statements.

• Work on virtual account processing and payment run integration.

• Develop and maintain Business Central extensions using the AL programming language.

• Build and maintain REST API integrations with appropriate authentication, error handling, retry mechanisms, idempotency, and versioning.

• Work with corporate banking APIs using mTLS and OAuth2 authentication mechanisms.

• Contribute to integrations involving PSD2 aggregation and other financial services.

• Expand and maintain the automated test suite using the Business Central test framework.

• Improve code quality, security, reliability, maintainability, and production readiness of the existing Business Central extension.

• Maintain and enhance CI/CD processes using AL-Go, GitHub Actions, GitHub, and Azure DevOps.

• Work with Azure services including Azure Key Vault, Azure Monitor, and ARM templates.

• Document architecture, technical decisions, implementation details, and development processes.

• Work from written technical specifications and contribute to architecture decision records.

• Support security validation, formal user acceptance testing, release activities, and transition to ongoing maintenance.

• Collaborate closely with the project lead, solution architect, and other stakeholders throughout the delivery lifecycle.

What You Bring to the Table:

• Strong hands-on experience developing Microsoft Dynamics 365 Business Central extensions using AL.

• Several years of production experience with Business Central and AL development.

• Strong experience with Business Central extension development and production-grade software engineering practices.

• Strong experience developing and consuming REST APIs.

• Good understanding of API authentication, error handling, retries, idempotency, and versioning.

• Experience with Azure DevOps or comparable CI/CD environments.

• Experience with GitHub Actions and Git-based development workflows.

• Experience working with the Business Central test framework and automated testing.

• Strong understanding of software quality, security, maintainability, and production readiness.

• Ability to work from detailed written specifications and document technical and architectural decisions.

• Professional English language skills, both written and spoken.

• Experience with Azure services, particularly Azure Key Vault and Azure Monitor, is advantageous.

• Experience with AL-Go and Business Central development pipelines is advantageous.

• Experience with banking, payments, or financial services is highly advantageous.

• Knowledge of SEPA, SEPA Instant, ISO 20022, payment workflows, and reconciliation is advantageous.

• Experience with AppSource extensions and Microsoft certification requirements is advantageous.

• German language skills are advantageous.

You should possess the ability to:

• Design and develop robust, maintainable, and production-ready Business Central extensions using AL.

• Understand complex payment and banking workflows and translate functional requirements into technical solutions.

• Implement secure and reliable REST API integrations with appropriate authentication and error-handling mechanisms.

• Develop integrations supporting mTLS, OAuth2, API retries, idempotency, and version management.

• Implement and enhance payment execution, approval, beneficiary verification, and reconciliation workflows.

• Work with SEPA, SEPA Instant, direct debit, future-dated payments, and ISO 20022 processes where applicable.

• Process camt.052 and camt.053 bank statement formats and implement automated reconciliation.

• Develop and maintain automated tests and improve test coverage across existing Business Central functionality.

• Work effectively with CI/CD pipelines, GitHub Actions, Azure DevOps, and AL-Go.

• Design solutions that meet enterprise security, reliability, scalability, and maintainability requirements.

• Work with Azure infrastructure and supporting services such as Key Vault and Azure Monitor.

• Analyze an existing codebase, identify technical gaps, and implement improvements without compromising existing functionality.

• Work independently from written specifications while documenting important technical and architectural decisions.

• Collaborate effectively with project leads, solution architects, banking specialists, and business stakeholders.

• Communicate technical concepts and implementation decisions clearly in professional English.

• Take ownership of deliverables throughout development, testing, production hardening, UAT, release, and transition activities.

What we bring to the table:

• The opportunity to work on a production-grade Microsoft Dynamics 365 Business Central solution within the financial services domain.

• Exposure to complex banking, payment execution, approval, reconciliation, and financial integration workflows.

• Hands-on experience with AL, Business Central, Azure, GitHub Actions, Azure DevOps, and AL-Go.

• Opportunities to work with modern banking integrations including mTLS, OAuth2, corporate bank APIs, PSD2 aggregation, and ISO 20022.

• Exposure to SEPA, SEPA Instant, direct debit, future-dated payments, virtual accounts, and payment run integration.

• Opportunities to improve automated testing, security, CI/CD, code quality, and production readiness.

• Collaboration with dedicated project and solution architecture resources and banking domain specialists.

• A structured delivery environment with defined documentation, architecture decision records, backlog management, testing, and transition processes.

• Opportunities for continued involvement through a potential follow-on maintenance phase.