Senior C# Developer
Lorien Impellam London, United KingdomSenior C# Developer
Risk & P&L IT Senior Developer
Location: London (Hybrid, 3 days onsite)
Contract Length: 6 Months Initial Contract
Day Rate: (Inside IR35)
Overview
We are seeking an experienced Risk & P&L IT Senior Developer to join a high-performing Global Markets technology team supporting critical Risk, P&L, and Front Office reporting platforms. This role will play a key part in the design, development, enhancement, and support of applications used across trading, risk management, and finance functions.
Key Responsibilities
- Participate in the full Agile Scrum delivery lifecycle, including sprint planning, technical design sessions, development, testing, and release activities.
- Work directly with Front Office, Risk, and Finance stakeholders to gather requirements and define user stories.
- Design, develop, and maintain high-quality applications supporting Risk and P&L reporting and analysis.
- Deliver robust, well-structured, and maintainable code with appropriate unit and integration testing.
- Participate in code reviews and champion engineering best practices across the development team.
- Provide 3rd line production support and troubleshoot complex business-critical issues.
- Mentor junior developers and contribute to the continual improvement of software engineering standards across the team.
Required Skills & Experience
Essential
- Significant software engineering experience with a proven track record of delivering complex enterprise systems.
- Strong knowledge of Python or C#/.NET development within enterprise environments.
- Experience developing applications in multi-threaded and distributed environments.
- Strong SQL development skills, including complex query optimisation and database design.
- Experience working with SQL Server, ClickHouse, or other high-volume data platforms.
- Experience building and consuming APIs and developing scalable backend services.
- Solid understanding of CI/CD, DevOps practices, version control, and automated testing.
- Experience within Agile/Scrum delivery environments.
Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

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