Senior C++ Developer

Join us as a Senior C++ Developer

Shape the future of real-time trading experiences

We are looking for a Senior C++ Developer to contribute to the design, development, and maintenance of our high-performance trading software solutions in Porto. You will build reliable, low-latency, and scalable systems that power mission-critical trading operations for banks, brokers, and funds.

This role requires strong autonomy, accountability, and a commitment to product quality and client success, while promoting a culture of excellence and continuous improvement.

Hybrid working model: 4 days per week in the office

Key Responsibilities

Software Design & Development:

• Design and implement C++ software modules focused on reliability, scalability, low latency, and real-time requirements
• Write effective, scalable, high-quality code and maintain existing components
• Develop robust trading functionalities across multiple asset classes and market workflows
• Optimize system performance, memory usage, and throughput for mission-critical applications
• Ensure adherence to internal coding standards, documentation practices, and version control
• Maintain product quality and consistency across releases

Quality, Accountability & Compliance:

• Design and execute automated unit, integration, and performance tests to guarantee stability
• Proactively identify and resolve bottlenecks and defects
• Ensure compliance with coding standards, security protocols, and confidentiality obligations
• Write, maintain, and update accurate technical documentation aligned with product releases
• Deliver tasks within agreed deadlines, maintaining high standards of efficiency and professionalism

Collaboration & Client Success:

• Work closely with Product Owners and Business Analysts to translate functional requirements into technical solutions
• Prototype solutions when required
• Support QA and DevOps teams to ensure smooth deployment and reliable production performance
• Contribute to customer satisfaction through robust, maintainable, and scalable systems
• Act as a proactive partner in achieving long-term client success

Leadership, Mentorship & Continuous Improvement:

• Mentor and guide junior Developers, promoting autonomy, accountability, and technical excellence
• Encourage knowledge sharing, code reviews, and team collaboration
• Stay current with advancements in C++ and trading technology
• Stay updated on financial markets, trading workflows, and relevant technologies
• Contribute to process improvement initiatives and best practices across the development lifecycle

Profile & Qualifications

Technical Skills:

• BSc in Computer Science, Engineering, or relevant field
• Minimum 5 years of professional experience in C++ development (C++11 or later) and Python Developer for server-side solutions
• Advanced SQL skills
• Excellent programming skills, with the ability to produce technical documentation in a simple and meaningful way
• Deep knowledge of development best practices (Agile methodology and Atlassian suite: Bitbucket, Jira, Confluence) and industry-standard libraries (stdlib)
• Strong expertise in multi-threaded, high-performance, and network programming
• Solid understanding of Linux environments, Version Control Systems, and CI/CD tools (Git, Jenkins)
• Full autonomy in using debugging and profiling tools
• Familiarity with containerization and orchestration tools (Docker, Kubernetes)
• Experience with financial systems, trading workflows, or market data preferred

Soft Skills & Mindset:

• Proven sense of accountability, autonomy, efficiency, and team working
• Strong analytical and problem-solving skills, with attention to detail and product quality
• Excellent communication and teamwork abilities, with a client-first mindset
• Commitment to confidentiality, continuous learning, and professional ethics

Languages:

• Fluency in English (both written and spoken)

Why Join Us

• Work on mission-critical, low-latency trading technology
• Join a highly collaborative environment where senior engineers have real influence
• Solve complex performance and scalability challenges with modern C++
• Mentor others while continuing to grow technically