{ “@context”: “http://schema.org”, “@type”: “JobPosting”, “title”: “C#/.NET Developer – Repo and Fixed income Trading Systems – CER Financial”, “description”: “
C#/.NET Developer – Repo and Fixed income Trading Systems
City of London
Hybrid (3/2 split)
6-month contract
£514 – £920 per day (via Umbrella)
cer Financial is working alongside an exciting, warm and welcoming, international bank based in the City of London. They are seeking a C#/.NET Developer to work with them on a contract.
The responsibilities of the candidate will include
- Develop and support systems for back-office integration and Repo trading workflows.
- Maintain applications that integrate Fixed Income and Repo trades with settlement, risk, and back-office systems.
- Enhance Repo trading tools, including workflows, reconciliations, and platform connectivity.
- Build and optimize C# services for trade capture, validation, enrichment, and distribution.
- Work closely with trading, operations, and technology teams to improve processes and resolve issues.
- Investigate production problems, perform root cause analysis, and deliver long-term fixes.
- Contribute to system architecture, data model design, and integration strategy decisions.
- Ensure accurate, reliable, and timely trade data flows across front-to-back office systems.
The successful candidate will have
- Strong experience developing applications using C#/.NET in Windows environments.
- Good understanding of Repo markets and Fixed Income trade lifecycle processes.
- Experience with system integration, messaging technologies, and data transformation.
- Strong analytical, troubleshooting, and debugging skills.
- Ability to work effectively with both technical and non-technical stakeholders.
Company: Jobs via eFinancialCareers
Location: London
Job Description:
C#/.NET Developer – Repo and Fixed income Trading Systems
City of London
Hybrid (3/2 split)
6-month contract
£514 – £920 per day (via Umbrella)
cer Financial is working alongside an exciting, warm and welcoming, international bank based in the City of London. They are seeking a C#/.NET Developer to work with them on a contract.
The responsibilities of the candidate will include
- Develop and support systems for back-office integration and Repo trading workflows.
- Maintain applications that integrate Fixed Income and Repo trades with settlement, risk, and back-office systems.
- Enhance Repo trading tools, including workflows, reconciliations, and platform connectivity.
- Build and optimize C# services for trade capture, validation, enrichment, and distribution.
- Work closely with trading, operations, and technology teams to improve processes and resolve issues.
- Investigate production problems, perform root cause analysis, and deliver long-term fixes.
- Contribute to system architecture, data model design, and integration strategy decisions.
- Ensure accurate, reliable, and timely trade data flows across front-to-back office systems.
The successful candidate will have
- Strong experience developing applications using C#/.NET in Windows environments.
- Good understanding of Repo markets and Fixed Income trade lifecycle processes.
- Experience with system integration, messaging technologies, and data transformation.
- Strong analytical, troubleshooting, and debugging skills.
- Ability to work effectively with both technical and non-technical stakeholders.
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Posted: May 18th, 2026