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# Full Stack Developer | C# | London, Hybrid

- **Company:** The Source
- **Location:** London, UK
- **Experience:** Expert
- **Salary:** £85,000.0 - £120,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Azure, C Sharp (Programming Language), Cloud Computing, Software Quality, Computer Programming, Databases, Data Security, DevOps, SQL Databases, Data Pipelines
- **Published:** August 29, 2026
- **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2944674532-2

## About the Role

5+ years' development experience within a hedge fund, investment bank, or trading firm.
Strong programming skills in C# and experience delivering production-grade services.
Good understanding of financial markets, especially commodities or FX.
Proven experience building low-latency tools, data pipelines, or trade support systems.
Familiarity with market data feeds, pricing models, and position management systems.
Knowledge of databases (SQL) and designing efficient data access patterns.
Experience with cloud infrastructure (Azure preferably).
Familiarity with DevOps practices and CI/CD pipelines.
Understanding of systematic trading frameworks or risk analytics.
Excellent communication skills and ability to operate effectively in a fast-paced front-office environment.
Strong problem-solving mindset and attention to detail.
Exposure to energy markets, metals, or emerging market FX is a plus.

## Description

Reference: 56555Senior C# Developer | LondonIndustry: Financial ServicesLocation: London, United Kingdom (Hybrid)Salary: 85k to 120k - based on experience and skillset + bonus + EOT + benefits
What you'll be doing
Develop, maintain and enhance client-facing tools for trading and risk management across commodities and FX products.
Collaborate closely with front office, risk, operations and technology teams to automate workflows and improve execution efficiency.
Design and implement real-time analytics and reporting systems, including dashboards and operational monitoring.
Integrate data sources (market data, positions, risk metrics) into scalable services and visualisation layers.
Optimise performance and reliability of in-house applications, including low-latency components and data pipelines.
Ensure systems are resilient, secure, and compliant with operational and governance standards.
Contribute to code quality through peer reviews, testing practices, documentation and continuous improvement.


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