Sr Python Developer - Trading / Risk Platforms in City of Westminster

Sr Python Developer - Trading / Risk Platforms in City of Westminster

City of Westminster Full-Time 63000 - 77000 £ / year (est.) No working from home possible
CRISIL Limited

At a Glance

  • Tasks: Develop and enhance Python applications for trading and risk management.
  • Company: Join CRISIL, a leading firm in investment banking technology.
  • Benefits: Competitive salary, full-time role, and opportunities for professional growth.
  • Other info: Collaborative environment with mentorship opportunities and career advancement.
  • Why this job: Make an impact in finance by building innovative solutions with cutting-edge tech.
  • Qualifications: 6-10 years of Python development experience and strong SQL skills required.

The predicted salary is between 63000 - 77000 £ per year.

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 reporting.

Key Responsibilities

  • Develop and enhance Python-based applications for trading and risk use cases
  • Build data processing pipelines and automation scripts for trade, risk and reconciliation workflows
  • Work with large financial datasets to support PnL, risk and reporting requirements
  • Contribute to system design, architecture and scalability decisions
  • Collaborate with quants, traders and risk teams to translate business requirements into technical solutions
  • Develop and integrate REST APIs and backend services
  • Contribute to CI/CD pipelines and deployment processes
  • Support production systems (L2/L3) including debugging, enhancements and performance optimization
  • Write and maintain unit and integration tests. Ensure high code quality and test coverage
  • Participate in code reviews and mentor junior developers where required

Must-Have Skills

  • Strong experience in Core Python development (6-10 years)
  • Strong SQL skills with ability to handle complex queries and large datasets
  • Experience with Python libraries (Pandas, NumPy) for data processing
  • Experience building RESTful APIs/services (Flask / FastAPI / Django)
  • Strong understanding of data structures and performance optimization
  • Experience working with large-scale data processing and performance optimization
  • Working knowledge of Unix / Linux environments and basic shell scripting
  • Experience working in Investment Banking / Capital Markets environments (Domain Experience)
  • Hands-on exposure to: Market Risk / CCR / PnL / Trade lifecycle / Reconciliation
  • Understanding of financial products such as: Derivatives (swaps, futures, options), bonds

Good-to-Have

  • Exposure to PySpark or large-scale data processing
  • Experience working with quants or pricing models
  • Basic scripting (Unix / Bash)
  • Prior experience in global banking environments

Experience ~7-12 years of experience

Note: Candidates without capital markets / risk / trading domain experience will not be considered.

Sr Python Developer - Trading / Risk Platforms in City of Westminster employer: CRISIL Limited

CRISIL is an exceptional employer for Sr Python Developers, offering a dynamic work environment in the heart of London, where innovation meets finance. With a strong focus on employee growth, CRISIL provides opportunities for professional development through mentorship and collaboration with industry experts, ensuring that you can enhance your skills while contributing to impactful trading and risk management solutions. The company's commitment to a competitive salary and a supportive culture makes it an attractive place for those seeking meaningful and rewarding employment in the investment banking sector.

CRISIL Limited

Contact Details:

CRISIL Limited Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Sr Python Developer - Trading / Risk Platforms in City of Westminster

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at CRISIL Limited or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to CRISIL Limited.

Tap into Online Developer Communities

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Explore Job Boards Specifically for Tech Roles

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We think you need these skills to ace Sr Python Developer - Trading / Risk Platforms in City of Westminster

Core Python Development
SQL
Data Processing (Pandas, NumPy)
RESTful APIs (Flask, FastAPI, Django)
Data Structures
Performance Optimization
Unix/Linux Environments

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at CRISIL Limited.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at CRISIL Limited and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at CRISIL Limited

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If CRISIL Limited uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.