Senior Python Developer

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We are looking for a Sr Python Developer – Trading / Risk Platfor ms for our well-known clien

• t.
  Locati on: London (you would need to reloca
• te)Type of Wo rk: Hybrid(2-3 days in a week from Offi
• ce)Employment Ty pe: Permanent/Contract(Inside IR
• 35)Experienc e: 7–12 years of experie

nce
We are looking for a Python Developer with strong experience in trading and risk management sys tems within investment banking. The role involves building backend applications and data processing logic supporting risk calculations, trade workflows and report

ing.
Key Responsibil

• itiesDevelop and enh ance Python-based applica tions for trading and risk use
• casesB uild data processing pipelines and automation sc ripts for trade, risk and reconciliation work
• flowsWork with large financial dat asets to support PnL, risk and reporting require
• mentsContribut e to system design, architecture and scalability deci
• sionsCollaborate with quants, traders and risk teams to translate business requirements into technical solu
• tionsDevelop and integ rate REST APIs and backend ser
• vicesContribut e to CI/CD pipe lines and deplo yment proc
• essesSup port production systems (L 2/L3) including debugging, enhancements and performance optimiz
• ationWrite and main tain unit and integration tests. En sure high code quality and test cov
• erageParticipat e in code re views and m entor junior developers where req

uired
Must-Have

• SkillsStrong experien ce in Core Python development (6–10
• years)S trong SQL skills with ability to handle complex queries and large da
• tasetsExperience with Python libraries (Pandas, NumPy) for data proc
• essingExperience bui lding R E STful APIs/services (Flask / FastAPI / D
• jango)Strong understandi ng of data structures and performance optimi
• zationExperience working with large-scale data processing and performance optimi
• zationWorking knowle dge of Unix / Linux environments and basic shell scr

ipting
Domain Experience (Cr

• itical)Experience work ing in Investment Banking / Capital Markets envir
• onmentsHands-on expos
• ure to:Market Risk / CCR / PnL / Trade lifecycle / Reconci
• liationUnderstanding of financial products s
• uch as:Derivatives (swaps, futures, options)

, bonds
Good

• -to-HaveExpo sure to PySpark or large-scale data pr
• ocessingExperience worki ng with quants or pricin
• g modelsBasic scripting (Unix
• / Bash)Prior experi ence in global banking envi

ronments
Ready to Take the N

ext Step If you're ready to embark on an exciting jour ney with Sca leneWorks, we’d love to hear from you! Submit your resume today and let’s unlock new possibilities

together
KRAZ