Senior .NET Developer - Electronic Trading

São Paulo - SP
Permanente
Período integral

Há 6 dias

3. Rewritten Job Description (professional, enterprise-grade, global English)Below is a polished, high-impact version.Senior .NET Developer - Electronic TradingWe are seeking a highly skilled Senior .NET Developer to join a greenfield initiative within Santander's Global Technology division, supporting the Fixed Income electronic trading business. Working in a small, senior engineering team, you will design, build, and deliver a cloud-based trading platform that supports global pricing and trading workflows. This project is sponsored at senior levels and offers the opportunity to shape a next-generation solution from the ground up.You will work closely with trading stakeholders in London and Spain, ensuring high-quality delivery using modern engineering practices, cloud technologies, and robust CI/CD.Responsibilities

Take ownership of software delivery, ensuring quality, reliability, and scope alignment.
Contribute to system architecture and produce clear technical documentation.
Build high-performance services using .NET Core, applying best practices for API design and microservices.
Work with partner technology teams to deliver integrated, scalable solutions.
Implement automated testing, CI/CD, and code quality standards.
Develop solutions involving multithreading, asynchronous programming, and messaging middleware.
Containerize services using Docker and support cloud-based deployments in AWS.

Required Technical Skills

Deep expertise in C#/.NET and .NET Core, with strong understanding of OOP principles.
Experience building RESTful APIs and service-oriented/microservice architectures.
Strong understanding of multithreading and async/await patterns.
Experience with SQL and NoSQL databases.
Hands-on experience with Docker and containerized applications.
Strong background with messaging middleware (RabbitMQ, TIBCO, SignalR, etc.).
Experience with automated testing frameworks (NUnit, Moq, Cucumber, etc.).
Solid experience with CI/CD tools (Git, TeamCity).
Strong understanding of the full Agile SDLC.

Nice to Have

Knowledge of Fixed Income products.
Experience configuring CI/CD pipelines.
Exposure to modern JavaScript SPA frameworks.
Experience working with AWS services.

Qualities & Soft Skills

Highly motivated, energetic, and delivery-oriented.
Strong analytical and problem-solving skills.
Adaptable to a wide range of technical responsibilities.
Excellent verbal and written communication skills.
Ability to manage workload effectively and work independently.

Qualifications

Bachelor's degree in Computer Science, Information Technology, or equivalent experience in advanced software delivery.

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