Senior Software Engineer - Rust / Node.js

Flatgigs is hiring a Senior Software Engineer for a large banking technology program with a confidential client. The role focuses on building high-performance backend systems and distributed services that power modern banking platforms.

This position is ideal for engineers who enjoy working on low-latency, high-throughput financial systems and want to contribute to building secure, scalable backend infrastructure in a regulated banking environment.

The team is looking for someone with strong Rust expertise, combined with experience building backend services using modern cloud-native architectures.

Key Responsibilities

• Design and develop high-performance backend systems using Rust
• Build scalable microservices and distributed systems
• Develop and maintain backend services using Rust and Node.js
• Optimize systems for low latency, high throughput, and reliability
• Collaborate with cross-functional teams including product, architecture, and DevOps
• Ensure systems follow security, reliability, and compliance standards required in financial systems
• Contribute to system architecture and technical design decisions
• Participate in code reviews, performance optimization, and system monitoring

Mandatory Skills

• Strong experience in Rust programming
• Backend development experience with Node.js
• Experience building distributed systems or microservices architectures
• Strong understanding of backend architecture and scalable systems
• Experience developing high-performance or low-latency applications

Preferred Experience

• Experience working in the banking or financial services domain
• Exposure to corporate banking platforms
• Familiarity with cloud-native architectures
• Experience with containerization and modern DevOps environments
• Understanding of secure financial transaction systems

Ideal Candidate Profile

• 5+ years of backend engineering experience
• Strong problem-solving mindset with focus on performance and scalability
• Experience working in regulated environments such as banking or fintech
• Ability to work in collaborative, cross-functional engineering teams

Why This Role

• Opportunity to work on large-scale banking systems
• Exposure to modern backend technologies and distributed architectures
• Work with a high-performing engineering team
• Long-term engagement with possibility of contract extension