Senior X++ Developer (Dynamics 365 F&O)

🏢 Summary: Development role focused on building and maintaining a legacy payroll application (LOS21) for the Belgian market within an agile team. The position covers full product lifecycle activities, including development, maintenance, troubleshooting, and third-line support, with strong emphasis on improving internal user experience and adapting to new legislation. 🗂️ Requirements: Minimum 5 years of experience in .NET development in complex environments, At least 3 years of experience with WinForms, Strong knowledge of .NET Framework, Good knowledge of SQL, Experience with Git version control, Experience in both frontend and backend development, Experience with Visual Studio, Experience using AI tools in development, Degree in IT or equivalent proven technical expertise 📃 Skills: WinForms, DotNet, DotNetFramework, SQL, Git, VisualStudio, AI, Frontend, Backend, DB2, NServiceBus, EntityFramework, AzureDevOps, CICD, ASMX, Agile, Scrum 🏢 Description: SD Worx is a leading European provider of Payroll & HR services with global reach. We have offices in Europe and Mauritius. Our goal? We bring people solutions to life and turn HR into a value source for our clients and their people. Our people solutions span the entire employee journey, from salary payment to attracting, rewarding, and developing talent. Are you ready to join us? About the role: As a developer, you will be part of a team responsible for building and maintaining our existing payroll application for the Belgian market: LOS21. Your customers are the hundreds of internal users of this application, and you play an essential role in improving their experience. Together with your colleagues, you improve the customer experience every day by following up on new legislation, and simplifying their processes. After all, LOS21 wants to be an efficient and effective help in internal payroll processing. What do we have to offer? Stable employment conditions: permanent employment contract (after a 3-month probation period) Flexible working hours and remote work opportunities Private medical care (LuxMed) Cafeteria system / Sports card Lunch card (Edenred) Financial allowance for remote work Loans for employees Workation: possibility to work from any SD Worx location (4 weeks per year, EU only) Life insurance Holiday allowance Free language courses (during your working hours) Annual bonus Integration events Free parking spaces for employees Referral program PPK (Employee Capital Plans): 3.5% employer contribution Learning opportunities: through an individual development plan and professional training Career growth: whether you want to become more of an expert in your field or expand your knowledge horizontally, there’s always room to grow within SD Worx! Which tasks can you expect? Willing to work on legacy applications. Cooperate closely with the team to understand requirements. Contribute during all phases of product lifecycle, from ideation and development to maintenance. Capable of devising solutions that are both functionally effective and technically robust. Troubleshooting, debugging, fixing and implementing. Participate in code reviews and knowledge sharing within the team. Willing to give third line support to end users. Able to work independently and proactively find solutions. Can handle periods of intensive workload smoothly. Collaborate with support departments of servers, network, ... You’ll be part of an agile squad, comprising 16 engineers. Our diverse team includes developers, functional analysts, testers, a scrum master, and a product owner, all working together to drive excellence. What do you have to offer? We expect proven experience with: - Knowledge of Winforms ( at least 3 years of experience) - At least 5 years of experience in .Net development in complex software environments - Knowledge of .NET Framework - Good knowledge of SQL - Experience with version control systems like Git - Experience with both front-end and back-end development - Experience with Visual Studio - Experience with using AI - You hold a degree in IT or have proven skills worthy of the degree - You're able to communicate and read English fluently And you'll get bonus points if you have experience with: - Knowledge of DB2. - Experience with NServiceBus - Experience with Entity Framework - Experience with Azure DevOps and CI/CD - Experience with ASMX web services - Experience working in Agile/Scrum teams is a plus. You are able to take a pragmatic approach, to come up with solutions that are simple, robust and achievable. You work independently, are proactive and take initiative. You are eager to learn and have a passion for your job! We are looking for dynamic people with an agile mindset. If you thrive in a collaborative environment where continuous learning and value delivery are key, we want to hear from you! We value people who dare to speak up, dare to ask and give feedback and value transparency. From many places, we work as one, moving from better to best together. SD Worx embraces diversity in the workplace. Diversity brings inspiration and innovation to our company. We particularly welcome applications from qualified talent, regardless of origin, nationality, gender, skin color, ethnic and social background, religion, age, disability, sexual orientation, or stage of life.

🏢 Summary: The offer is for a Senior Workday Consultant responsible for leading Workday HCM implementation, enhancement, and optimization projects across key HR processes. The role involves acting as a trusted advisor, configuring and deploying Workday solutions, facilitating workshops, and ensuring high-quality delivery throughout all project phases. The consultant will collaborate with stakeholders, troubleshoot complex issues, and mentor junior team members. 🗂️ Requirements: Proven senior-level experience as a Workday Consultant, Strong knowledge of Workday HCM modules, Experience in Workday configuration, testing, and deployment, Ability to lead functional and technical workshops, Experience in HR process analysis and optimization, Ability to translate business requirements into Workday solutions, Strong analytical and problem-solving skills, Experience troubleshooting complex Workday issues, Fluent English (written and spoken) 📃 Skills: Workday, HCM, Configuration, Testing, Deployment, HRIS, Documentation, English 🏢 Description: In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting edge technologies that shape the world of the future. Currently, we are looking for n experienced Senior Workday Consultant to join our team and support clients in designing, implementing, and optimizing Workday solutions across key HR processes. In this role, you will act as a trusted advisor, lead complex functional and technical initiatives, and ensure high-quality delivery throughout all project phases. You will collaborate closely with business and technical stakeholders, facilitate workshops, mentor junior consultants, and drive continuous improvements within Workday environments. Project information: Location: Wrocław Type of employment: B2B contract Remuneration: 200 - 220 PLN net + VAT per hour on B2B Project language: English Responsibilities: Lead Workday implementation, enhancement, and optimization projects. Provide expert guidance on Workday functionalities and best practices. Conduct and facilitate workshops with business and technical stakeholders. Configure, test, validate, and document Workday solutions across multiple functional areas. Analyze HR processes and recommend scalable improvements and optimization strategies. Support clients in translating business requirements into effective Workday solutions. Deliver user training sessions and knowledge transfer activities for internal teams and clients. Troubleshoot and resolve complex functional and technical issues. Ensure project deliverables meet quality standards and timelines. Mentor and support junior consultants within the team. Requirements: Proven experience as a Workday Consultant, including senior-level project involvement. Strong knowledge of Workday HCM and related modules. Experience with Workday configuration, testing, and deployment activities. Ability to lead workshops and communicate effectively with stakeholders at different levels. Strong analytical and problem-solving skills. Experience in HR process analysis and optimization. Excellent documentation and presentation skills. Ability to manage multiple tasks and projects in a fast-paced environment. Strong command of English, both written and spoken. Experience mentoring or guiding junior team members is an advantage. We offer: Private medical care with dental care (covering 70% of costs). Family package option possible. Multisport card (also for an accompanying person). Life insurance. Work with talented engineers on large-scale, technically challenging projects.

🏢 Summary: B2B contract for an experienced Software Engineer to design and develop enterprise-grade CRM solutions based on Microsoft Dynamics 365 within large-scale public sector projects. The role focuses on extending D365 using Power Platform, building REST APIs, and managing data integrations in a fully remote, long-term engagement. Strong expertise in the Microsoft ecosystem and German language skills are essential. 🗂️ Requirements: 5+ years of experience as Software Engineer, Strong experience with MS Dynamics 365 CRM, Proficiency in C# and .NET, Experience with XML, Hands-on experience with Power Platform, Experience developing and consuming REST APIs, Strong knowledge of MS SQL and query optimization, Experience with SQL Server integrations, German language proficiency minimum B2, Experience working in Agile environments 📃 Skills: C#, .NET, Dynamics365, PowerPlatform, PowerApps, PowerAutomate, Dataverse, SQL, SQLServer, Oracle, REST, XML, SharePoint, PowerBI, AzureDevOps, Azure 🏢 Description: On behalf of our client – an international software house leading key digitalization projects for the public sector in the DACH region – we are looking for an experienced Engineer to join a team building modern, Enterprise-grade solutions. If you navigate the Microsoft ecosystem with ease and are comfortable communicating in German, this role is the perfect match for you. Core Project Details: Rate: 200 – 250 PLN/h + VAT (B2B) Contract Duration: Until 31.12.2026 (with extension options) Start Date: ASAP Location: 100% Remote Your Responsibilities: Design, implement, and maintain advanced CRM solutions based on Microsoft Dynamics 365 (Sales, Marketing, Financial Services modules). Extend functionality using the Power Platform (Power Apps, Power Automate, Virtual Agents). Work with Dataverse and relational databases ( SQL Server, Oracle ) to ensure effective data management. Develop and maintain REST APIs , ensuring high code quality through unit and E2E testing. Actively participate in Agile processes (Sprint Planning, Code Reviews) and collaborate with cross-functional teams. Engage in technical communication with stakeholders in both German and English . Requirements: 5+ years of experience as a Software Engineer, with a strong focus on MS Dynamics 365 CRM . Proficiency in C#, .NET, and XML , including the ability to debug complex issues. Hands-on experience with the Power Platform (process automation, app development). Proven track record with REST APIs (both consumption and development). Expertise in MS SQL (query optimization, D365 integrations). German language skills (min. B2) – this is a mandatory requirement. A proactive, solution-oriented mindset and a great fit for Agile environments. Nice to Have: Experience in configuring custom modules and building external APIs. Knowledge of CI/CD pipelines and Azure DevOps . Familiarity with infrastructure management within Microsoft Azure . Technical Stack: Core: .NET, C#, MS Dynamics 365, Power Platform, SharePoint. Data: SQL Server, Oracle, Power BI. DevOps/Cloud: Azure DevOps, Microsoft Azure. AI Support: Enhanced workflow using GitHub Copilot / LLM solutions. What We Offer: Participation in ambitious, large-scale projects (applications for national and local public administration). Access to cutting-edge, AI-supported development tools . Long-term cooperation within a stable, international environment. Interested? Please submit your CV in English or German.

🏢 Summary: Long-term B2B opportunity for a Senior Java Developer to modernize and develop a large-scale CRM platform, focusing on migrating a legacy JBoss monolith to a Spring Boot-based domain-driven architecture. The role involves backend development, system modernization, database migration, and collaboration within cross-functional teams. Work is delivered in a hybrid model within an established development department. 🗂️ Requirements: Commercial experience with Java 21+, Experience with REST API development, Strong knowledge of Spring and Spring Boot, Experience with unit and integration testing (Mockito, Testcontainers, JUnit 5), Proficiency with Git, Experience using Swagger, Ability to work with IntelliJ, Experience with JBoss or JEE5, Knowledge of SQL (Postgres or Sybase), English level B2/C1 📃 Skills: Java, REST, Spring, SpringBoot, JUnit, Mockito, Testcontainers, Git, Swagger, IntelliJ, JBoss, JEE, SQL, Postgres, Sybase, React, Kubernetes, Jenkins, JBPM, Swing, JavaFX 🏢 Description: Client: A leading German telecommunications and IT corporation Start date: ASAP Locations: Warszawa, Poznań, Lublin Work model: hybrid with 3 days/week from the office Engagement: Long-term Form of cooperation: B2B, full-time Working hours: Standard business hours About our client: A leading German telecommunications and IT corporation, recognized for innovative solutions in cloud computing, web hosting, and internet services, is expanding its European Technology Center in Poland. The company is building strong development teams in Warsaw, Poznan, and Lublin to support its long-term digital transformation initiatives. About the project & team: You will join an established development team consisting of three experienced Java developers and one test manager. This team is part of a larger department that includes over 20 developers across several cross‑functional teams. The department is responsible for the company’s core CRM platform, which includes multiple frontends (Java Swing, JavaFX, React) and numerous backend services built in technologies such as JBoss 4/7, WildFly 10, Spring Boot, and Spring Batch. The primary focus of your future team is the modernization of the CRM system, including the migration of business logic from a legacy monolithic JBoss 4 application to a modern, domain‑driven architecture using Spring Boot. Future development includes building new React-based frontends, enhancing backend services, and modernizing database layers (e.g., Sybase migrations). You will work within a stable, collaborative setup, contributing to high-impact solutions used across the organization. Must‑have skills: Java >21 REST Spring / Spring Boot Unit- and Integrations-Tests (Mockito, Testcontainers, JUnit 5) Git Swagger IntelliJ Nice to have skills: Kubernetes JEE5 (JBOSS) SQL (Optimal: Postgres, Sybase) Java Swing or JavaFX JBPM Jenkins (CI/CD) English Level: B2/C1 Responsibilities: Develop and maintain backend services within a large CRM platform. Migrate business logic from a monolithic JBoss 4 system to Spring Boot microservices. Participate in building new frontends (React) and extending backend functionalities. Contribute to database modernization, including migration of Sybase logic. Collaborate closely with developers and the team’s test manager. Ensure high code quality through unit and integration testing. Use best practices in CI/CD, version control, and modern development standards. What We Offer: Competitive compensation: up to 120 PLN/h netto on a B2B contract Flexible settlements: Payments issued in your preferred form Fast invoicing: Short 14‑day payment terms Comprehensive healthcare: Extended private medical care package My Benefit platform: Access to a cafeteria system including Multisport cards and prepaid vouchers (e.g., IKEA, Zalando, Notino, and more)

🏢 Summary: Software Engineer role in an agile product team developing and maintaining core functionality for a financial technology platform. The position involves working across the full development lifecycle, modeling financial instruments using domain-specific languages, and contributing to automated testing and CI/CD processes. The role focuses on functional programming within complex front-end and back-end architectures in the financial domain. 🗂️ Requirements: Proficiency in one or more functional programming languages (OCaml, Standard ML, F#, Scala, Haskell), Experience building large and complex software solutions, Strong understanding of object-oriented design and programming, Knowledge of C# and .NET framework, Ability to work with complex front-end and back-end architectures, Experience with automated testing and CI/CD pipelines, M.Sc. or Ph.D. in Computer Science, Mathematics, Finance or related field, Fluency in English 📃 Skills: OCaml, StandardML, F#, Scala, Haskell, C#, .NET, DSL, CI/CD, OOP, Agile 🏢 Description: Job Advertisement WHAT MAKES US, US Join some of the most innovative thinkers in FinTech as we lead the evolution of financial technology. If you are an innovative, curious, collaborative person who embraces challenges and wants to grow, learn and pursue outcomes with our prestigious financial clients, say Hello to SimCorp! At its foundation, SimCorp is guided by our values — caring, customer success-driven, collaborative, curious, and courageous. Our people-centered organization focuses on skills development, relationship building, and client success. We take pride in cultivating an environment where all team members can grow, feel heard, valued, and empowered. If you like what we’re saying, keep reading! WHY THIS ROLE IS IMPORTANT TO US As our new Software Engineer, you will join SimCorp’s Product Division, a full-scale agile organization. Here, you will become part of a cross functional and cross located agile team which is responsible for delivering functionality within a specific module of our product SimCorp Dimension. You will apply your talents to all stages of the development lifecycle, including creation and review of user stories, development, design, testing, coding, code reviews, writing automated tests, and support. You will be using multiple technologies. WHAT YOU WILL BE RESPONSIBLE FOR Developing core functionality to support the business modules, including modelling financial instruments business processes by using a collection of DSLs (domain-specific languages) Working with product management to refine new features Maintaining the existing code base Be part of reviewing product code and formulate test scenarios Working as part of your agile team to reach the definition of done each sprint Constantly learning and developing yourself, the team and our product Your qualifications A solid understanding of one or more functional programming languages (OCaml, Standard ML, F#, Scala, Haskell) and experience of using them for large and complex solutions C# skills, good insight to the .NET framework and object-oriented software design and programming is an advantage You are a collaborative professional who actively seeks partnership to find optimal solutions You are interested and able to work with complex architecture, both front- and back-end You hold a M.Sc. or Ph.D. in Computer Science, Mathematics, Finance or a similar field What we value that you have motivation to work within the financial domain are willing to acquire other technical and programming skills have the aspiration to develop and maintain automated tests, underlying frameworks, and their integration into CI/CD pipelines have collaboration and communication skills and fluency in English (written and spoken) Consistently learn through experimentation when addressing the latest problems, leveraging lessons learned from both accomplishments and setbacks can introduce new ways of looking at problems and that you can take creative ideas and put them into practice think about the entire system and can identify and implement ways to continuously improve BENEFITS Flexible working hours and hybrid model - 2 days in the office, 3 days remote Modern office (next to Wilanowska metro station) with quiet zones and ergonomic workstations Base salary with annual bonus structure Holiday allowance upon a 2-week vacation Occasional remote work across Poland and international options available (up to 24 days domestic, 20 days international per year - subject to internal policy) Employer-paid Medicover Platinum healthcare package (employee-paid family upgrade available) Multisport card with 75% employer contribution Unum group life insurance (employee-paid upgrade available) Medicover travel insurance for private trips and global business travel insurance Possibility to join Deutsche Börse Group Share Plan (eligible after 1 year) Copyrights program for certain roles Possibility to develop your career in an international environment Professional training and courses provided by SimCorp Polish language classes for foreign employees; German and English classes based on business needs Integration events, volunteering initiatives and employee-led clubs Compensation ranges are being disclosed at the initial stage of candidate engagement. NEXT STEPS Please send us your application in English via our career site as soon as possible, we process incoming applications continually . Please note that only applications sent through our system will be processed. At SimCorp, we recognize that bias can unintentionally occur in the recruitment process. To uphold fairness and equal opportunities for all applicants, we kindly ask you to exclude personal data such as photo, age, or any non-professional information from your application. Thank you for aiding us in our endeavor to mitigate biases in our recruitment process. If you are interested in being a part of SimCorp but are not sure this role is suitable, submit your CV anyway. SimCorp is on an exciting growth journey, and our Talent Acquisition Team is ready to assist you discover the right role for you. The approximate time to consider your CV is three weeks. We are eager to continually improve our talent acquisition process and make everyone’s experience positive and valuable. Therefore, during the process we will ask you to provide your feedback, which is highly appreciated. WHO WE ARE? For over 50 years, we have worked closely with investment and asset managers to become the world’s leading provider of integrated investment management solutions. We are 3,000+ colleagues with a broad range of nationalities, educations, professional experiences, ages, and backgrounds. SimCorp is an independent subsidiary of the Deutsche Börse Group. Following the recent merger with Axioma, we leverage the combined strength of our brands to provide an industry-leading, full, front-to- back offering for our clients. SimCorp is an equal opportunity employer and welcome applicants from all backgrounds, without regard to race, gender, age, disability, or any other protected status under applicable law. We are committed to building a culture where diverse perspectives and expertise are integrated into our everyday work. We believe in the continual growth and development of our employees, so that we can provide best-in-class solutions to our clients. #Li-Hybrid

🏢 Summary: The role involves developing and configuring ServiceNow HRSD as part of a global transformation integrating SAP SuccessFactors with ServiceNow. The position focuses on building end-to-end employee service solutions, implementing cross-system integrations, and automating HR processes. It requires strong hands-on HRSD development and expertise in API-based integrations and workflow automation. 🗂️ Requirements: 3+ years of ServiceNow development experience, Hands-on experience with ServiceNow HRSD, Strong knowledge of HRSD modules (Case Management, Knowledge Management, Employee Center, Lifecycle Events), Proficiency in JavaScript and Glide API scripting, Experience with Flow Designer and Workflow Editor, Experience with REST and SOAP integrations, Experience in SAP SuccessFactors and ServiceNow HRSD integration, Understanding of HR processes and employee data models, ServiceNow CSA certification, ServiceNow CIS-HR certification, Experience with IntegrationHub or middleware platforms, Very good command of English 📃 Skills: ServiceNow, HRSD, SAP, SuccessFactors, JavaScript, Glide, REST, SOAP, IntegrationHub, FlowDesigner, Workflow, Boomi, MuleSoft, SAPCPI 🏢 Description: We are looking for an experienced ServiceNow HRSD Developer to join a global transformation initiative integrating SAP SuccessFactors with ServiceNow HR Service Delivery (HRSD). In this role, you will contribute to building seamless, end-to-end employee service experiences, where SAP SuccessFactors acts as the system of record and ServiceNow HRSD serves as the employee-facing service platform. This position requires strong hands-on HRSD expertise, understanding of HR processes, and experience in cross-system HR integrations. Key Responsibilities HRSD Solution Design & Configuration Design, develop, and enhance HRSD components including Case Management, Knowledge Management, Employee Center (ESC), Lifecycle Events, and Document Management Configure HR services, business rules, UI policies, and workflow automations Build employee service experiences aligned with HR processes and SuccessFactors data models Ensure global process consistency across HRSD configurations SAP SuccessFactors Integration Collaborate with integration teams to implement and validate data flows between SuccessFactors and ServiceNow HRSD Support API-based integrations (REST/SOAP), IntegrationHub, and middleware solutions Define data mappings and transformation logic to ensure cross-platform consistency Ensure compliance with HR data security and privacy standards Platform Development & Technical Execution Develop automation using Flow Designer and HR case workflows Participate in upgrades, releases, and regression testing Troubleshoot integration and configuration issues across both platforms Collaborate with SAP and ServiceNow technical teams to ensure stability Collaboration & Delivery Work closely with HR stakeholders, IT teams, and SuccessFactors consultants Translate business requirements into scalable technical solutions Contribute to design workshops and provide HRSD subject matter expertise Support Agile or hybrid delivery methodologies Required Skills & Experience 3+ years of experience as a ServiceNow Developer Proven hands-on experience with ServiceNow HRSD Strong knowledge of: HRSD suite (Case & Knowledge Management, Employee Center, Lifecycle Events) JavaScript and Glide API scripting Flow Designer and Workflow Editor REST/SOAP integrations and data transformation Solid understanding of HR processes and employee data models (e.g., onboarding, employee lifecycle changes, organizational structures) ServiceNow CSA and CIS-HR (HRSD) certifications Very good command of English Nice to Have Experience integrating SAP SuccessFactors (Employee Central, Onboarding, Org/Position Management) with ServiceNow Familiarity with middleware platforms (IntegrationHub, Boomi, MuleSoft, SAP CPI) Experience in large-scale, multi-country HR transformation programs Knowledge of HR data privacy, role-based access, and security standards German language skills We offer: Remote working model Full-time job agreement based on b2b Private medical care with dental care (covering 70% of costs) Multisport card Life insurance