Senior Dynamics 365 F&O Developer

Vention; Łódź; Hybrid; PLN 102,000 - 122,000; Full time

Benefits offered by this job

Private medical care with LuxMed

Kafeteria MyBenefit credits

Multisport membership

Glasses reimbursement program

Referral bonuses

Job summary

Vention is seeking a skilled Dynamics AX/D365 F&O professional to design and implement integrations, extend X++ components, and support ALM setups. You will collaborate with business users to optimize processes in the finance domain and ensure reliable delivery of solutions.

You will work on OData integrations, DMF workflows, and external REST API calls, while advising on best practices and system architecture in a hybrid Poland-based role.

Qualifications

• 4+ years of experience with Dynamics AX or D365 Finance and Operations.
• Strong X++ skills, including CoC, event handlers, data entities, custom services, SysOperation and security.
• Hands-on experience integrating with external systems: OData, custom services, DMF and recurring integrations, business events.
• Solid knowledge of Finance modules: Accounts Payable, General Ledger, financial dimensions, sales tax, multi-company and intercompany setups.

Responsibilities

• Design the connector architecture in F&O with the team and advise on standard F&O processes.
• Develop X++ extensions: CoC, event handlers, data entities, custom services and SysOperation batch jobs.
• Build integrations using OData, custom services, DMF and external REST APIs with OAuth 2.0.
• Implement AP and GL scenarios: vendor invoices, journals, financial dimensions, tax, accruals, multi-company setups.
• Set up ALM: Azure DevOps repositories and pipelines, deployable packages, LCS/Power Platform admin center environments.
• Write design documents, mapping specs and product docs.

Skills

X++ programming

Dynamics AX / D365 F&O

OData integration

ALM (Azure DevOps)

Finance modules knowledge

English B2+

Tools

Azure DevOps

LCS

Power Platform admin center

Job description

Salary: from 10 000 PLN gross Hybrid Full-time Lodz, Poland (157a Piotrkowska St, 90-440)

Vention is a global engineering partner to tech leaders and fast-growing startups, combining 20+ years of product development expertise with an AI-first approach and a reputation for reliable delivery.

What you'll do

• Design the connector architecture in F&O together with the team and advise the client on standard F&O processes and best practices
• Develop X++ extensions: Chain of Command, event handlers, custom tables and forms, data entities, custom services and SysOperation batch jobs
• Build integrations using OData, custom services, Data management framework (DMF) and business events, including calls to external REST APIs secured with OAuth 2.0 and Entra ID app registrations
• Implement Accounts Payable and General Ledger scenarios: pending vendor invoices, invoice journals, financial dimensions, sales tax, accruals with reversal and multi-company setups
• Set up ALM: Azure DevOps repositories and pipelines, deployable packages, and LCS or Power Platform admin center environments
• Write functional and technical design documents, mapping specifications and product documentation

What you bring

• 4+ years of experience with Dynamics AX or D365 Finance and Operations
• Strong X++ skills, including Chain of Command (CoC), event handlers, data entities, custom services, the SysOperation framework and security (roles, duties, privileges)
• Hands-on experience integrating with external systems: OData, custom services, DMF and recurring integrations, business events and Azure services
• Solid knowledge of Finance modules: Accounts Payable, General Ledger, financial dimensions, sales tax, multi-company and intercompany setups
• Experience with ALM: Azure DevOps, build and release pipelines, deployable packages, and LCS and/or Power Platform admin center
• Confidence in working with business users and advising on process design, not only delivering tickets
• English at B2+ level, written and spoken

What you'll get

• EDU corporate community (300+ members): tech communities, interest clubs, events, a small R&D lab, a knowledge base, and a dedicated AI track
• Licenses for AI tools: GitHub Copilot, Cursor, and others
• Private medical care with LuxMed
• Kafeteria MyBenefit credits for stores, restaurants, and cafés
• Access to a Multisport membership to stay active
• Glasses reimbursement program
• Referral bonuses for bringing in new talent

Please note: Vention will process your personal data to conduct the recruitment process per Applicant Information Clause . Please take a moment to read it and check the boxes before submitting your application.

I agree to the processing of my personal data by Vention Development sp. z o.o. with its registered office in Lodz (Poland) in the scope of future recruitment processes per Applicant Information Clause .

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