Job Description
• Job Title: Senior Back End Developer (Python / Go)
• 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.
You will have the autonomy to define architecture, tooling, and engineering standards from day one. 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.
Role Highlights
* Design and build scalable backend systems from a true greenfield starting point
* 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
* Collaborate within a small, high-autonomy team shaping a new product
You Will Need
* 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
* Ability to break down complex problems and deliver iterative solutions
Why You’ll Love It
* £100,000 – £120,000 base salary plus annual bonus
* True greenfield project with high ownership and influence
* Clear progression as the team and product scale
* 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.