Senior Application Developer - Microsoft Dynamics CRM

Technologies we use

Expected

• C#
• .NET Framework
• JavaScript

About the project

We are looking for an experienced Senior Application Developer with strong expertise in Microsoft Dynamics CRM 2013 and Dynamics 365 environments. In this role, you will be responsible for developing, enhancing, integrating, and supporting enterprise CRM solutions while collaborating with functional consultants, business stakeholders, and technical teams. The ideal candidate combines solid CRM development experience with strong problem-solving skills and a passion for delivering reliable, scalable, and maintainable business applications.

This is how we organize our work

This is how we work

• you have influence on the technological solutions applied
• you develop the code "from scratch"
• you focus on product development
• agile

Team members

• backend developer
• technical leader
• devOps

Your responsibilities

• Develop, customize, and maintain solutions within Microsoft Dynamics CRM and Dynamics 365 environments.
• Configure and customize entities, forms, workflows, business rules, and dashboards.
• Design and develop plugins, custom workflow activities, and integrations using C# and .NET technologies.
• Support and enhance legacy Microsoft Dynamics CRM 2013 applications.
• Collaborate with business analysts, functional consultants, and end users to understand and implement business requirements.
• Integrate CRM systems with external applications using APIs, web services, and Power Platform technologies.
• Participate in code reviews, testing activities, troubleshooting, and defect resolution.
• Ensure application performance, security, stability, and maintainability.
• Contribute to technical documentation and support deployment activities.
• Provide ongoing support and continuous improvement for existing CRM solutions.

Our requirements

• 8+ years of hands-on experience in Microsoft Dynamics CRM development.
• Strong experience with Microsoft Dynamics CRM 2013 and Dynamics 365 (Online and/or On-Premises).
• Proficiency in C#, .NET Framework, and JavaScript.
• Experience developing CRM customizations, plugins, workflows, and integrations.
• Good understanding of Dynamics CRM architecture, security model, data structures, and integration patterns.
• Experience working with REST/SOAP APIs and web services.
• Strong analytical, troubleshooting, and problem-solving skills.
• Effective communication skills and ability to work within international teams.
• Professional working proficiency in English (B2 level or higher), both written and spoken.

Optional

• Experience with Power Platform, including Power Automate and Power Apps.
• Familiarity with Azure services such as Azure Functions, Logic Apps, and DevOps CI/CD pipelines.
• Microsoft Dynamics CRM or Power Platform certifications.
• Experience working in Agile or Scrum environments.
• Knowledge of Dynamics 365 Customer Engagement modules, including Sales, Customer Service, or Field Service.

What we offer

• Flexible hybrid work model designed to support a healthy work-life balance (up to 2 office days per month, depending on location)
• Competitive compensation package aligned with your experience and expertise
• Opportunity to work on enterprise-scale Microsoft Dynamics CRM and Dynamics 365 solutions supporting global organizations
• Private medical care, life insurance, and mental health & wellbeing support programs
• Benefits platform offering shopping, entertainment, and sports discounts
• Multisport card and b-active program
• Access to technical training, certifications, and continuous learning opportunities
• Participation in conferences, technology communities, and knowledge-sharing initiatives
• Recognition programs, employee referral bonuses, and special occasion gifts
• Additional days off and experience-based benefits
• Opportunities to participate in charity, sustainability, and volunteering initiatives

This is how we work on a project

• code review
• Continuous Deployment
• Continuous Integration
• DevOps
• documentation
• integration tests
• test automation
• unit tests

Benefits

• global IT projects
• new technologies
• Mental health support
• sharing the costs of sports activities
• private medical care
• sharing the costs of professional training & courses
• life insurance
• remote work opportunities
• integration events
• retirement pension plan
• preferential loans
• no dress code
• coffee / tea
• parking space for employees
• extra social benefits
• christmas gifts
• employee referral program
• opportunity to obtain permits and licenses
• charity initiatives
• extra leave

Recruitment stages

• Screening with recruiter
• Interview - HR and technical part
• Feedback

Atos Poland Global Services Sp. z o.o.

Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements.

With more than 52,000 employees serving over 4,500 clients across 54 countries, Atos helps modernize core IT systems, accelerate cloud and data transformation, strengthen cybersecurity, and deliver secure digital workplace environments to support its clients, its employees and society. Atos also provides consulting and advisory services through its Atos Amplify brand.

A trusted partner in operating complex and mission-critical environments, Atos supports organizations across highly regulated and sovereign contexts.

This is how we work