The programming languages sub-domain covers our training for developers, software engineers and reskilling profiles wishing to master the most demanded languages on the Swiss market. Our catalogue covers Python, Java, C#, C++, JavaScript, TypeScript, Go, Kotlin, Ruby and shell scripting. Whether you are starting out or preparing a vendor certification, you will find the language training matching your level, delivered in Geneva, Lausanne or virtual classroom by developers active in production projects.
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In this advanced PHP training course, participants will learn the advanced features of the PHP web programming language.
PHP Symfony training in Switzerland: build professional web apps with certified instructors. Geneva & Lausanne, virtual or on-site formats available.
Confirmed
In this course, participants will learn to code in Python. It is one of the most popular programming languages currently.
This course presents how to achieve greater security and intuitive proficiency through the Shell and the well-stocked toolbox of Linux/Unix.
This course will introduce core frameworks such as Hibernate, which manages object persistence in relational database.
Spring is an open source framework for Java EE 3-tier applications that facilitates development and testing.
Struts is a free framework that provides the necessary elements to develop applications based on Internet technology.
Level up with TypeScript: hands-on training covers types, interfaces, and modern tooling. Small groups, certified trainers, Geneva & Lausanne.
Mastering a modern programming language has become a prerequisite for most technical functions in business. Python, Java, C#, JavaScript and TypeScript dominate hiring in French-speaking Switzerland, particularly in finance, watchmaking, pharma and public services. Beyond developers, data engineers, DevOps engineers, automation specialists, data scientists and even some business profiles (analysts, controllers) benefit from mastering a language to automate processing and leverage data.
A recognised programming language training opens access to better-paid technical positions and represents a differentiating asset for any career evolution. Investing in a vendor certification (Oracle Java, Microsoft C# and.NET, Python Software Foundation) concretely enhances your profile for competitive projects and facilitates access to the most structuring positions in Geneva and Lausanne. ITTA offers a catalogue of training courses in this sub-domain, delivered by developers active in production projects for Swiss and international organisations.
Whether you are a complete beginner, a reskilling student or an experienced developer adding a language to your toolkit, our training in Geneva and Lausanne covers the entire path from beginner level to expert specialisation and vendor certification preparation.
Python has become the most accessible language for beginners and the most versatile on the market. Our Python training covers the fundamentals (syntax, data structures, functions, object programming) then business specialisations: Python for data science, Python for automation and scripting, Python for web development (Django, Flask, FastAPI), Python for AI and machine learning. Python remains central in data analysis, AI, DevOps and administrative task automation.
Java remains the reference language in Swiss finance, insurance and watchmaking for critical applications. Our Java training covers the fundamentals (syntax, object programming, generics, streams) and enterprise frameworks (Spring, Spring Boot, Hibernate, Jakarta EE). They prepare for the Oracle Java SE 17 or 21 Programmer and Oracle Java Developer Professional certifications, particularly valued for senior back-end positions in Geneva and Lausanne.
C# and.NET are the preferred languages in Microsoft environments, particularly in internal services of organisations relying on SQL Server, Azure and Microsoft 365. Our C# training covers the fundamentals and ASP.NET Core (web), MAUI (cross-platform mobile), Blazor (web SPA in C#) and Entity Framework (ORM) frameworks. They prepare for Microsoft C# Developer certifications and usefully complement Azure certifications for full-stack Microsoft profiles.
JavaScript and TypeScript are essential as soon as you touch web development. Our training covers modern JavaScript (ES6+, async/await, modules), TypeScript for strong typing of large applications, as well as Node.js back-end best practices. These courses target full-stack developers, web integrators and technical profiles modernising enterprise web applications. They complement web development training on React, Angular and Vue.
For systems or cloud-native oriented profiles, Go (Golang) is gaining importance in the Kubernetes ecosystem, microservices and DevOps tools. Kotlin has become the Android development standard and complements Java on modern mobile projects. C++ remains the reference language for high-performance applications, embedded development and certain Swiss industrial domains (connected watchmaking, medical). Shell scripting (Bash, PowerShell) is complementary for administrator and DevOps profiles.
A complete beginner in programming benefits from starting with Python, the most accessible and versatile language. To target web development, JavaScript and TypeScript are essential after Python or Java basics. A future Java back-end developer follows Java fundamentals then Spring Boot to become operational on microservices architectures. A future Microsoft.NET developer goes through advanced C# then ASP.NET Core. A data-oriented profile combines Python with SQL then data libraries (Pandas, NumPy, scikit-learn). A DevOps profile adds Go, Bash and Python to their toolkit. Mobile-oriented profiles choose Kotlin (Android), Swift (iOS) or React Native (cross-platform).
Development is inherently cross-functional. Web development training covers modern frameworks (React, Angular, Vue, Node.js) building on JavaScript and TypeScript. The DevOps for development hub deepens Kubernetes, Docker and Terraform for developers wishing to automate their delivery. AI development and LLM training is becoming essential for developers integrating large language models into their applications. The Cloud computing domain brings Azure and AWS certifications that complement language skills. Database design training reinforces autonomy on application data layers.
Several trends structure practices in 2026. Strong typing generalises on the web with TypeScript, progressively replacing pure JavaScript on serious projects. Python keeps its growth thanks to AI and data science, and its ecosystem continues to enrich with increasingly mature libraries. Java SE 21 introduces Virtual Threads that profoundly modernise concurrency and application performance. C# 12 and.NET 9 improve Microsoft developer productivity. Go imposes itself in cloud-native tools (Kubernetes, Terraform, Docker), and Rust starts appearing in critical systems projects. AI agents for development (GitHub Copilot, Cursor, Claude Code) transform daily productivity regardless of the language used.
All our programming languages training courses are available on-site in our Geneva (Route des Jeunes 35) and Lausanne (Avenue de Mon-Repos 24) centres, as well as in interactive virtual classroom. Our sessions open every 5 weeks, so you can start your training when it suits you. The deliberately modest size of our groups guarantees attentive support, and each course includes hands-on labs, progressive exercises and end-to-end projects representative of real-world enterprise cases.
ITTA is a certified training centre based in French-speaking Switzerland, partner of Oracle, Microsoft and Python. Our trainers are developers active in production projects for Swiss and international organisations, allowing them to share current concrete cases and adjust content to your professional reality. The languages catalogue regroups our training courses covering the most recognised market certifications. Our team can guide you towards the funding solutions suited to your case, and our team supports you in preparing the application file.
Here is a selection of reference training courses in this catalogue, accessible directly:
Which programming language to start with in 2026?
Python remains the most accessible choice for beginners: readable syntax, huge ecosystem, opportunities in data, AI, automation and web. Java is more structuring but requires more initial effort and remains central in Swiss finance. JavaScript or TypeScript are essential if you target web development. C# is relevant in Microsoft environments and business application development.
How long to become an operational Python developer?
Plan 5 days for Python beginner training and the same for Python advanced. Combined with a specialisation (Django for web, Pandas for data, Selenium for automation), expect 3 to 6 months to reach an operational junior level, complementing with personal projects and a GitHub portfolio.
Do you need a vendor certification to land a position?
A certification (Oracle Java, Microsoft C#, Python PCEP) is a differentiating asset in hiring, particularly for reskilling or junior profiles needing to prove their seriousness. For experienced developers, certification validates already acquired expertise and can justify a salary evolution or position change.
What professional funding options are available?
Several professional funding solutions can be considered depending on your situation and your employer. Our team helps you identify the options that fit your profile.
Monday to Friday
8:30 AM to 6:00 PM
Tel. 058 307 73 00
ITTA
Route des jeunes 35
1227 Carouge, Suisse
Monday to Friday, from 8:30 am to 06:00 pm.
