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Job Search

Crisil

Greater London / Global

Senior Python Developer – Trading / Risk Platforms

  • £90000

Job Description

We are looking forseniorPython Developerswith strong experience intrading and risk management systemswithin investment banking. The role involves building backend applications and data processing logic supporting risk calculations, tradeworkflowsandreporting.

Key Responsibilities

Develop and enhancePython-based applicationsfor trading and risk use cases

Builddata processing pipelines and automation scriptsfor trade,riskandreconciliation workflows

Work withlarge financial datasetsto supportPnL, riskandreporting requirements

Contribute tosystem design,architectureand scalability decisions

Collaborate withquants,tradersandrisk teamsto translate business requirements into technical solutions

Develop and integrateREST APIs and backend services

Ensurehigh code quality and test coverage

Participate incode reviewsandmentorjunior developers whererequired

Must-Have Skills

Strong exposure to enterprise-gradefront-office trading and risk platforms(e.g.,Quartz,SecDB, Athena, Kanon, Beacon or equivalent), with integration across pricing,riskandtrade lifecycle workflows

StrongSQL skillswith ability to handle complex queries and large datasets

Experience withPython libraries (Pandas, NumPy)for data processing

Experience buildingRESTfulAPIs/services (Flask /FastAPI/ Django)

Strong understanding ofdata structures and performance optimization

Experienceworking withlarge-scale data processing andperformance optimization

Working knowledge ofUnix / Linux environments and basic shell scripting

Domain Experience (Critical)

Experience working inInvestment Banking / Capital Markets environments

Market Risk / CCR /PnL/ Trade lifecycle / Reconciliation

Understanding of financial products such as:

Good-to-Have

Experience working withquants or pricing models

Basic scripting (Unix / Bash)

Prior experience inglobal banking environments

Note: Candidates without capital markets / risk / trading domain experience will not besuitablefor this role

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