Backend Developer (Data)

Job Title: Senior Back End Developer (Python)• Salary Range: £100,000 – £120,000 + Bonus • Location: London | Hybrid (2–3 days office) This Senior Back End Developer role will shape a brand-new data platform designed to support complex decision-making for major global organisations. This is a greenfield data-driven product and you will be joining at the start of a new engineering team being built. The Senior Back End Developer (Python / Go) will play a critical role in turning early product ideas into a scalable, production-ready platform, combining start-up agility with the backing of a well-established business. The Senior Back End Developer will… take ownership of backend engineering for a new API-first data intelligence platform. Define architecture, balancing rapid delivery with long-term scalability Develop API-first services for data-heavy, enterprise-grade applications Embed observability, metrics, and performance tracking from day one Extensive backend development experience within data-driven B2B environments Strong programming skills in Python or Go, with API design expertise Experience building and scaling cloud-based infrastructure (Docker, Kubernetes, CI/CD) Proven use of AI-assisted development tools in real-world workflows 100,000 – £115,000 base salary plus annual bonus ~ True greenfield project with high ownership and influence ~ Private healthcare, strong pension, and development budget If you’re interested in this exciting Senior Backend Engineering role and have the right experience, please apply ASAP with a copy of your CV.