C++\Qt Engineer

Andersen is hiring a C++\Qt Engineer to build a cross-platform UI framework for a global trading firm, developing dynamic interfaces generated from backend-provided JSON schemas. 

The customer is a global trading organization that provides liquidity across various financial markets using advanced technology and algorithmic strategies. The company focuses on quantitative research, risk management, and scalable high-performance systems to remain competitive internationally. 

The project is focused on building a cross-platform frontend solution using Qt, centered around a dynamic UI library that renders interfaces from backend-provided JSON schemas. The work may also include creating a standalone application that embeds this UI library. 

Responsibilities: 

-Designing the base application architecture and separating layers (interfaces, business logic, data). 

- Implementing the configuration engine (INI/JSON) and managing runtime parameters. 

- Developing the logging subsystem and collecting performance metrics (FPS, latency). 

- Building the backend communication layer (WebSockets, REST API, custom protocols). 

- Creating dynamic GUI and grid rendering engine using JSON metadata. 

- Implementing the authentication module (OAuth 2.0 + PKCE, token management). 

- Packaging the core library and defining a versioned public API (DLL/SO). 

- Ensuring system resilience with failover logic, error handling, and health checks. 

- Executing comprehensive testing (unit, integration, GUI, performance). 

- Developing and packaging the executable wrapper for Windows/Linux, including UI shell. 

Technical Stack: Core: C++17/20, Qt 6.x, CMake Architecture: Layered design, Model-View patterns, plugin system Сommunication: WebSockets, REST APIs, custom binary protocols Security: OAuth 2.0 + PKCE UI: Qt Widgets, virtualized rendering Infra: JSON/INI configs, performance metrics Testing: GTest/Qt Test 

Must-have: 

- Experience as a C++/Qt Engineer for 4+ years. 

- Full-stack desktop development expertise. 

- Focus on security, performance, and efficient resource usage. 

- Experience with cross-platform application packaging and distribution. 

- Strong testing discipline. 

- Level of English – from Intermediate+ and above. 

Nice-to-Haves: 
- Experience with logging frameworks (e.g., spdlog). 

- GUI automation testing experience. 

- Knowledge of secure credential storage approaches (e.g., DPAPI, keyring). 

- Experience packaging and deploying desktop applications (MSI, AppImage, DMG) and working with CI/CD pipelines. 

 Reasons why this job would be interesting to you: 

- Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. 

- The opportunity to change the project and/or develop expertise in an interesting business domain. 

- Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. 

- Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. 

- The opportunity to earn an additional up to 1,000 USD per month by participating in the company's activities. 

- Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. 

- Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). 

- Certification compensation (AWS, PMP, etc). 

- Referral program. 

- English courses. 

- Private health insurance and compensation for sports activities. 

Join us! 

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