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Senior/Lead Software Engineer – London | Full-Time | Fintech / Crypto. I’m partnered with a leading global media and data platform in the digital asset space, who are looking for Senior & Lead Software Engineers to join their London based engineering team. You’ll play a key role in designing, building and optimising systems that aggregate, process and deliver real-time cryptocurrency and financial market data. They are tech agnostic and open to experience but they primarily use Go and Node so you must be prepared to pick that up.
Job Responsibility:
Designing and developing scalable, high-performance backend services in Go
Leading the technical direction of key projects, making decisions around architecture, performance and maintainability
Integrating multiple external data sources and APIs into a unified data platform
Collaborating with product, data and infrastructure teams to ensure seamless system integration
Creating detailed internal documentation and conducting peer reviews to uphold high engineering standards
Building robust test coverage including unit, integration and E2E tests
Requirements:
Significant experience building high-throughput, scalable systems
Deep expertise in either Go, Node or Java, writing clean and maintainable production-grade code
Strong understanding of performance optimisation, observability and reliability best practices
Excellent communication skills and the ability to convey complex technical concepts clearly