Senior Developer C# React Investment Banking

Location: London, England, gb

Job Description

About Talan
At Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time environment.

The Role
We are seeking a hands on Senior Developer to join a high impact technology team responsible for risk, valuation, and decision support systems. You will work across the full stack, collaborating closely with business users and technical peers in a dynamic, agile setting.

Key Responsibilities

• Design and deliver high quality features across UI, backend services, and data layers
• Collaborate directly with stakeholders to refine requirements and deliver practical solutions
• Contribute to system design, code reviews, and continuous improvement
• Support live systems and participate in an on-call rota
• Work in a fast paced environment balancing quick deliveries with longer term enhancements

Technology Stack

• Frontend: TypeScript, React
• Backend: C# / .NET
• Database: PostgreSQL
• Integration with pricing / computational services

Requirements

• Strong C# backend development experience
• Solid knowledge of TypeScript and React
• Experience with relational databases (PostgreSQL preferred)
• Ability to work in fast-paced, collaborative environments with evolving requirements
• Strong communication skills and proactive mindset

Desirable

• Experience with risk/valuation systems or real-time platforms
• Exposure to financial products (e.g., derivatives)
• Knowledge of distributed or data-intensive systems

Working Model

• Hybrid: 3 days per week in the London office
• Collaboration with global teams

Additional Information

#TalanUK