> Markdown version of [/jobs/ext/1123952-senior-python-developer](https://www.wearedevelopers.com/jobs/ext/1123952-senior-python-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Python Developer - **Company:** Scaleneworks People Solutions - **Location:** Manchester, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Bash Shell, Big Data, Unix, Code Review, Data Structures, Database Queries, Software Debugging, Python (Programming Language), NumPy, Risk Management Information Systems, Data Processing, Flask (Web Framework), Backend, Fastapi, Pandas, Pyspark, Integration Tests, Restful APIs, Data Pipelines - **Published:** July 2, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2850746285-2 ## About the Role We are looking for a Python Developer with strong experience in trading and risk management systems within investment banking. The role involves building backend applications and data processing logic supporting risk calculations, trade workflows and report, * SkillsStrong experience in Core Python development (6-10 * years)Strong SQL skills with ability to handle complex queries and large da * tasetsExperience with Python libraries (Pandas, NumPy) for data proc * essingExperience building RESTful APIs/services (Flask / FastAPI / D * jango)Strong understanding of data structures and performance optimi * zationExperience working with large-scale data processing and performance optimi * zationWorking knowledge of Unix / Linux environments and basic shell scr ipting Domain Experience (Cr * itical)Experience working 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-HaveExposure to PySpark or large-scale data pr * ocessingExperience working with quants or pricin * g modelsBasic scripting (Unix * / Bash)Prior experience in global banking envi ## Description * casesBuild data processing pipelines and automation scripts for trade, risk and reconciliation work * flowsWork with large financial datasets to support PnL, risk and reporting require * mentsContribute to system design, architecture and scalability deci * sionsCollaborate with quants, traders and risk teams to translate business requirements into technical solu * tionsDevelop and integrate REST APIs and backend ser * vicesContribute to CI/CD pipelines and deployment proc * essesSupport production systems (L2/L3) including debugging, enhancements and performance optimiz * ationWrite and maintain unit and integration tests. Ensure high code quality and test cov * erageParticipate in code reviews and mentor junior developers where req ## Related Videos - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [Vectorize all the things! Using linear algebra and NumPy to make your Python code lightning fast.](https://www.wearedevelopers.com/videos/562-vectorize-all-the-things-using-linear-algebra-and-numpy-to-make-your-python-code-lightning-fast) - [Advanced Typing in TypeScript](https://www.wearedevelopers.com/videos/496-advanced-typing-in-typescript) - [Python-Based Data Streaming Pipelines Within Minutes](https://www.wearedevelopers.com/videos/1233-python-based-data-streaming-pipelines-within-minutes) - [Data Science on Software Data](https://www.wearedevelopers.com/videos/162-data-science-on-software-data) ## Related Articles - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [The 13 Best Python Libraries for Developers in 2025](https://www.wearedevelopers.com/magazine/371-the-13-best-python-libraries-for-developers-in-2025) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk)