Senior/ Lead Developer (Backend C#)
Location: London – Hybrid 2 days a week on site
Salary: £85,000–£95,000 +10% bonus
You’ll join a core product or platform squad, owning backend services that operate at serious scale and shaping the way the engineering function delivers.
What You’ll Be Working On
* Designing and building high‑volume, low‑latency backend systems
* Writing clean, scalable .NET Framework and .NET Core code
* Working in cross‑functional squads using Shape Up
* Developing APIs and platform services that power key products
* Enhancing performance, reliability, and production stability
* Leading technical discussions and influencing architectural decisions
* Collaborating closely with engineers, tech leads, and product partners
* Reviewing code, sharing best practices, and driving engineering quality
* Owning features end‑to‑end from build to release and continuous iteration
What they’re Looking For:
Essential
* Background in fintech, banking, payments, or similar domains
* 5–6+ years of .NET development in production environments
* Strong experience with high‑volume or low‑latency systems
* Excellent knowledge of .NET Framework and .NET Core
* Cloud experience (Azure preferred, AWS also considered)
* Hands‑on engineer who codes daily and owns their outcomes
* Confident communicator who contributes meaningfully to technical discussions
What you’ll get:
* Salary: £85,000–£95,000 +10% bonus
* Hybrid working: 2 days a week onsite in London
* Private medical insurance
* Share Options
* 33 days of holidays plus bank holidays
* L&D allowance of £450 a year
* Recognised in the Financial Times’ UK Best Employer 2025 list.
If you’re motivated by complex backend challenges, modern .NET development, and a highly collaborative engineering culture, please apply with a recent CV.
(Please note sponsorship is not available for these positions