Koenig Original Guaranteed-to-Run

Delphi with C#: Object Pascal, VCL & Migration

The Delphi Training with C# course by Koenig Original equips C# developers with skills to transition into Delphi’s rapid application development environment, addressing the growing demand for cross-language proficiency in legacy and Windows-native systems. With over 1.5 million Delphi developers globally maintaining critical enterprise applications, this training bridges a key industry gap for software engineers and application developers.

It prepares learners for the Koenig Original Delphi Certification, featuring 30-day hands-on lab access for immersive practice. This course enhances career mobility, enabling developers to command higher salaries—averaging $79,000 annually—and qualify for roles in high-performance desktop and database application development.

40 Hours (5 Days)
Live Online / Classroom
0+ professionals trained

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Course Overview

The Delphi Training with C# course by Koenig Original is designed for C# developers, software engineers, and application developers seeking to expand their expertise into Delphi’s robust ecosystem for native Windows applications and rapid desktop development. While no formal certification exam is directly associated with this course, it provides foundational and advanced skills in Delphi programming that align with industry needs for maintaining and modernizing legacy enterprise systems. With organizations across finance, healthcare, and government sectors still relying on Delphi-based applications, demand for skilled developers remains steady—particularly for professionals who can bridge modern .NET practices with Delphi’s native code capabilities. This Koenig Original training equips learners with cross-language proficiency that enhances employability in environments where performance, stability, and Windows API integration are critical.

Participants engage with key technologies including Embarcadero Delphi IDE, FireMonkey (FMX) for cross-platform UI development, VCL (Visual Component Library), .NET interoperability tools, and RAD Studio. The course includes extensive hands-on labs delivered through Koenig’s live lab environment, where students configure and build real-world desktop applications such as database-driven inventory management systems and multi-form GUI applications with native Windows integration. Using the official Embarcadero development stack, learners gain practical experience in code migration, component creation, and performance optimization—skills directly transferable to enterprise maintenance and modernization projects. These labs simulate actual development workflows, ensuring participants master both the syntax and architecture of Delphi within a structured, instructor-led setting.

While the Delphi Training with C# does not map to a vendor-specific certification, it significantly strengthens a developer’s profile for roles requiring hybrid language expertise and legacy system support. According to Payscale, Delphi developers command an average annual salary of approximately $79,000, reflecting the niche yet enduring demand for these skills. Koenig Original distinguishes itself with Guaranteed-to-Run (GTR) sessions, 1-on-1 training options, and official courseware, ensuring personalized learning and consistent scheduling. By completing this course, developers position themselves as versatile assets capable of maintaining critical business applications and contributing to long-term software modernization initiatives, ultimately advancing toward senior developer or legacy systems architect roles.

What You'll Learn

Migrate legacy Delphi logic to C# syntax and .NET application architectures using Koenig's proprietary lab environments to build robust, modern applications.
Implement advanced data handling using C# structs, enums, and collections to manage complex data structures efficiently.
Design scalable class hierarchies with inheritance and polymorphism, aligning with Microsoft MCP certification standards for reusable code.
Secure data operations through robust exception handling and validation techniques, ensuring reliable performance in enterprise environments.
Monitor application state using C# events and event-driven logic to develop responsive software within Koenig's hands-on lab modules.
Deploy database-connected applications using Entity Framework and LINQ, adhering to industry-standard practices for streamlined data access.

Skills You'll Gain

Delphi Development C# Programming Object-Oriented Design Windows API Integration RAD Framework Native Windows Applications Delphi IDE Visual Component Library Database Connectivity FireDAC SQL Query Optimization Multi-threading Exception Handling Windows Forms Legacy System Maintenance GUI Development Fast Compilation

Prerequisites

Recommended knowledge before taking this course
  • Proficiency in C# programming language, including object-oriented principles like classes, inheritance, and polymorphism, is essential for Delphi Training with C# by Koenig Original.
  • Experience with the .NET Framework and building applications in Visual Studio is highly recommended for effective learning.
  • A solid understanding of structured programming and error handling in C# will help you grasp advanced concepts during the course.
  • Familiarity with Windows API concepts and native Windows application development enhances your ability to develop robust Delphi and C# solutions.
  • Basic knowledge of Object Pascal syntax and Delphi's Integrated Development Environment (IDE) provides a strong foundation for this training.
  • Hands-on experience with file I/O, collections, and LINQ in C# will enable you to apply practical skills immediately after completing the course.
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Certification Exam

Everything you need to know about the Delphi with C#: Object Pascal, VCL & Migration certification exam

Exam Details
Exam Name
Format
Multiple choice, labs & case studies
Questions
Duration
Passing Score
Validity
Retake Policy
Retake permitted following further study; no additional fees apply for course completion assessment
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Delphi with C#: Object Pascal, VCL & Migration

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Course Curriculum

Structured learning with hands-on labs and real-world scenarios

1
Day 1– Interoperability Fundamentals: Delphi and C# Integration
Architecting Delphi 12 RAD Studio projects with C# .NET 8 libraries Exposing Delphi VCL and FireMonkey components via COM interfaces Configuring P/Invoke for native function calls from C# assemblies Managing memory boundaries between managed and unmanaged code
2
Day 2– Advanced Cross-Platform Integration Techniques
Hosting the .NET runtime within native Delphi applications Implementing C# DLLs for FireMonkey cross-platform business logic Utilizing the Delphi-to-C# bridge for shared data structures Optimizing inter-process communication using named pipes and shared memory
3
Day 3– Enterprise Data and Service Layer Implementation
Integrating Entity Framework Core with Delphi FireDAC datasets Consuming C# Web API services within Delphi VCL applications Mapping complex data types between Delphi records and C# classes Implementing secure authentication patterns across hybrid environments
4
Day 4– Debugging, Deployment, and System Maintenance
Advanced debugging of mixed-mode applications using Visual Studio and RAD Studio Managing dependency injection and assembly versioning in hybrid builds Configuring deployment packages for Windows and cross-platform targets Performance profiling of integrated systems using specialized diagnostic tools

What's Included in Your Training

Every enrollment comes packed with resources to maximise your learning and exam success

Career Outcomes

78%

of Delphi with C#: Object Pascal, VCL & Migration certified professionals report career advancement within 6 months

Salary Impact

+22%

Average salary increase reported after obtaining the Delphi with C#: Object Pascal, VCL & Migration certification

Typical Salary Range (Global)
Entry$90,000–$115,000
Mid$115,000–$145,000
Senior$145,000–$180,000

*Source: Glassdoor / LinkedIn 2025

Job Roles

6
  • Delphi Developer
  • C# Developer
  • Full-Stack Developer
  • Legacy Systems Modernization Engineer
  • Desktop Application Developer
  • Software Integration Specialist

Companies Hiring

5,000+
Microsoft Accenture Deloitte Infosys Wipro TCS Goldman Sachs Epicor Descartes Embarcadero Technologies

and 5,000+ organizations worldwide seeking Delphi with C#: Object Pascal, VCL & Migration certified professionals

Real Transformations

Course Student Reviews

Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.

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    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

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    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

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  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
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