Backend Senior Software Engineer

Backend Senior Software Engineer London (Hybrid) £90,000 - £100,000 Here at Data Idols, we're working with an innovative technology business that is scaling a cutting-edge AI-powered platform used by enterprise clients globally. As the platform continues to grow, they're looking for a Backend Senior Software Engineer to play a key role in shaping its future architecture, scalability and technical direction. This is an opportunity to join a high-performing engineering team where you'll have genuine influence over architecture, technology decisions, product direction and engineering standards. The Opportunity As a Backend Senior Software Engineer, you'll take ownership of key platform components from design through to deployment, optimisation and ongoing support. Working within a modern cloud-native environment, you'll help design, build and scale the backend services that power an AI-driven platform entering a significant growth phase and supporting an increasingly large enterprise customer base. You'll be solving complex engineering challenges around scalability, performance and reliability, designing distributed systems and building resilient enterprise-grade software that forms the foundation of the platform. This is a highly visible role where you'll collaborate closely with product and engineering leadership to shape technical roadmaps, influence architecture decisions and contribute to the long-term evolution of the platform. You'll be responsible for delivering high-quality, resilient software, improving engineering processes and tooling, and driving best practice across development, testing, deployment and monitoring. Skills and Experience

• Strong commercial experience developing backend software using Python, alongside experience with languages such as Java, Go, Kotlin, C++ or similar
• Commercial experience with TypeScript
• Experience building and operating applications within AWS/GCP environments
• Strong understanding of scalable system design and distributed systems
• Hands-on experience with CI/CD pipelines and modern engineering practices
• Experience building resilient, cloud-native, enterprise-grade applications Backend Senior Software Engineer