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# Senior Developer C# React Investment Banking

- **Company:** Talan
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** C Sharp (Programming Language), Code Review, Relational Databases, Decision Support Systems, PostgreSQL, TypeScript, ReactJS, Backend, Information Technology
- **Published:** August 11, 2026
- **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2919016094-2

## About 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 ResponsibilitiesDesign and deliver high quality features across UI, backend services, and data layersCollaborate directly with stakeholders to refine requirements and deliver practical solutionsContribute to system design, code reviews, and continuous improvementSupport live systems and participate in an on-call rotaWork in a fast paced environment balancing quick deliveries with longer term enhancementsTechnology StackFrontend: TypeScript, ReactBackend: C# / .NETDatabase: PostgreSQLIntegration with pricing / computational servicesRequirementsStrong C# backend development experienceSolid knowledge of TypeScript and ReactExperience with relational databases (PostgreSQL preferred)Ability to work in fast-paced,
collaborative environments with evolving requirementsStrong communication skills and proactive mindsetDesirableExperience with risk/valuation systems or real-time platformsExposure to financial products (e.g., derivatives)Knowledge of distributed or data-intensive systemsWorking ModelHybrid: 3 days per week in the London officeCollaboration with global teamsAdditional Information#TalanUKSummaryType: Full-timeFunction: ConsultingExperience level: Mid-Senior LevelIndustry: Information Technology And Services



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