Appvia
Senior Full Stack Developer - C# | Kafka | Azure
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The role: Senior Full Stack Engineer – C# | Kafka | Azure
Contract: 6-month contract to start ASAP
Salary/rate: £700-£750 per day, INSIDE IR35
Location: London – hybrid working with days onsite (days TBC)
You must be fully clear to work in the UK with no visa / sponsorship requirements – this is non-negotiable
We're hiring for a Senior/Manager-level Full Stack Engineer to join a newly forming team building event-driven capability for a Private Sector energy trading business in London.
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You'll be building event adapters and services in C# on Azure, connecting trading/market data systems into a Kafka-based event streaming platform; low-latency, high-stakes, real-time data. Joining a small 3–4 person build team, sitting alongside a 40-person data platform org.
Must haves:
- Strong commercial full stack background: C# as primary language with a min. of 8+ years in a relevant position
- Hands-on building services/integrations/adapters end-to-end
- Microsoft Azure experience
- Proven Apache Kafka experience (or comparable event streaming tech)
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Good to have:
- Energy trading or trading platform background
- Experience in fast-paced, time-sensitive data environments
Interested? Apply now with your current CV and I’ll be in touch ASAP to chat further
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