Python Developer - Fixed Income - Investment Banking in London

Python Developer - Fixed Income - Investment Banking in London

London Full-Time 63000 - 77000 £ / year (est.) No working from home possible
Vertus Partners

At a Glance

  • Tasks: Develop and enhance production trading systems using Python in a fast-paced environment.
  • Company: Leading international investment bank with a focus on innovation.
  • Benefits: Competitive salary, dynamic work culture, and opportunities for professional growth.
  • Other info: Opportunity to collaborate directly with traders and senior technologists.
  • Why this job: Join a core team and make a real impact on trading technology.
  • Qualifications: Solid Python experience and understanding of trading environments required.

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

We are currently recruiting for a Python Developer to join the Fixed Income trading technology team within a leading international investment bank. This is a core software engineering role focused on building and enhancing production trading systems. Please note this is not a quant, data engineering or AI/ML role; we are looking for a core Python engineer who enjoys owning components, improving systems, and working closely with the business in a fast-paced trading environment. You will sit within Front Office Technology supporting Fixed Income trading desks. The team develops and maintains the core platforms that underpin trade capture, execution workflows, pricing distribution, and integration across the trading stack.

You will:

  • Take ownership of defined components and services
  • Deliver enhancements and new functionalities
  • Contribute to design discussions and technical improvements
  • Partner directly with traders and senior technologists

This role would suit someone with solid Python experience who is ready to step up in ownership and influence.

Responsibilities:

  • Develop production grade object oriented Python applications
  • Design scalable, resilient backend services
  • Improve system performance and reliability
  • Participate in code reviews and engineering standards
  • Contribute to testing, CI/CD, and release processes

Requirements:

  • Python development experience within a trading environment
  • Strong OO production Python
  • Experience building backend or distributed systems
  • Solid understanding of threading, concurrency, and performance optimisation
  • Business knowledge of at least one: Fixed Income, FX, Rates, Crypto

Python Developer - Fixed Income - Investment Banking in London employer: Vertus Partners

Join a dynamic financial services organisation that values innovation and collaboration, offering a vibrant work culture in the heart of London. As a Data Engineer, you'll have the opportunity to drive meaningful change through data analytics while enjoying competitive benefits, professional development opportunities, and a flexible approach to work during school holidays. This role not only allows you to enhance your technical skills but also empowers you to make a significant impact on business operations.

Vertus Partners

Contact Details:

Vertus Partners Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Python Developer - Fixed Income - Investment Banking in London

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 Vertus Partners 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 Vertus Partners.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Vertus Partners.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Vertus Partners that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Python Developer - Fixed Income - Investment Banking in London

Python Development
Object-Oriented Programming (OOP)
Backend Development
Distributed Systems
Threading
Concurrency
Performance Optimisation

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 Vertus Partners.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Vertus Partners 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 Vertus Partners

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 Vertus Partners 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.