Senior Software Engineer (Full Stack) | Global Trading Firm | Switzerland
We're partnered with a leading global energy and commodities firm undergoing a major digital transformation, scaling its in‑house analytics platforms across trading, logistics, and infrastructure.
The Role
We're looking for a true
Senior Full Stack Engineer
who is equally strong in
.NET and modern React
.
This is not a backend role with light UI exposure, you will be hands‑on in React daily, building high‑quality front‑end interfaces backed by robust .NET microservices.
You'll join a collaborative Geneva‑based team delivering highly scalable applications that support global trading operations.
Key Responsibilities
* Build and maintain strategic analytics applications used by global trading and operations teams.
* Contribute across the full SDLC - design, development, testing, and deployment.
* Work directly with end users to translate requirements into performant UI and API features.
* Deliver clean, maintainable code across both the React front‑end and .NET back‑end.
* Participate in daily scrums, peer reviews, and architecture/design sessions.
Location & Package
Geneva, Switzerland, Hybrid Working
UK/EU relocation supported (option to start in London first if you're UK-based)
Highly competitive salary + benefits
Requirements:
* Degree in Computer Science, MIS, or similar.
* 4–8 years' experience with C#/.NET
, including ASP.NET Core & Web APIs.
* 2+ years of hands‑on, production React experience
(not Angular/Vue;
React is required
).
* Candidates without recent commercial React experience will not be considered.
* Strong JavaScript & modern front‑end skills (React hooks, state mgmt, UI patterns, CSS).
* Experience with SQL databases (Oracle, SQL Server, PostgreSQL).
* Familiarity with CI/CD and Agile/Scrum.
* Strong communication skills and a proactive mindset.
Nice to Have
* Experience with GraphQL, gRPC, Kafka, or Reactive Extensions (RX).
* Exposure to energy, commodities, or financial markets.
This is a chance to join a global, data‑driven trading organisation where your engineering work will directly shape decision‑making across markets; all while living in one of Europe's leading financial hubs.
If you are interested in this
Senior Stack Developer role
, please respond directly to this advert with your updated CV or send it to