Senior/Software Engineer, Backend (Full-time Remote)

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Along with our partner, we are seeking a Senior Software Engineer, Trading Systems to focus on the architecture, optimization, and development of their high-performance managed account platform. In this role, you will work on the computational core of the platform, designing and maintaining scalable backend services that power portfolio management and trading systems.

This position requires strong backend engineering and architectural expertise to translate complex business logic into efficient, production-grade code primarily using Python and C#/.NET Core. The ideal candidate excels at diagnosing and resolving performance bottlenecks and building reliable systems through rigorous code and systems analysis.

Architect and implement core platform logic, including high-throughput rebalancing and data processing services, using Python and C#/.NET Core.
Translate high-level functional requirements into clean, efficient, and testable backend code and microservices.
Diagnose and resolve complex performance and reliability issues by analyzing system architecture, algorithmic complexity, and code efficiency.
Collaborate with engineering teams to integrate core services into production-grade microservices and serverless workflows.
Profile and optimize backend services to ensure sub-second response times for compute-intensive operations.
Write clear technical documentation in Confluence to explain complex system logic to cross-functional teams.
Implement serverless and scalable solutions using AWS services such as Lambda, Step Functions, and ECS, with a strong preference for Python-based implementations.
Participate in Agile ceremonies and collaborate with product owners to align technical solutions with business needs.

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field.

• 5+ years of professional software development experience, with significant experience in both C#/.NET Core and Python.
• 4+ years working with relational databases, preferably SQL Server, including advanced query and schema optimization.
• 4+ years developing cloud-native applications, preferably using AWS.
• Proven experience as a senior backend engineer, driving design and best practices across multiple systems.
• Strong understanding of data structures, algorithms, and computational complexity.
• Proven ability to diagnose and resolve performance issues through code profiling and optimization techniques.

Backend Engineering & Architecture: C#, .NET Core, Python, serverless architectures, microservices architecture, and system design.
Cloud Platforms: Experience with AWS services, including Lambda, ECS, API Gateway, S3, and DynamoDB.
Database Proficiency: Strong experience with SQL Server optimization and familiarity with NoSQL databases.
Experience building RESTful web services, JSON APIs, and working with OpenAPI specifications.
Code Quality: Experience with unit testing, integration testing, and continuous integration practices.
Experience with infrastructure-as-code tools such as Terraform or CloudFormation.
Familiarity with Docker and container orchestration.
AWS certifications such as Solutions Architect or Developer.
Experience with observability and monitoring tools such as CloudWatch, Datadog, or New Relic.
Experience mentoring junior and mid-level engineers.

A fully remote position with a structured schedule that supports work-life balance.

• The opportunity to build high-performance trading systems at a leading fintech platform.
• 10 paid days for local holidays.
• *Please note our partner is only looking for full-time dedicated team members who are eager to fully integrate within their team.