Python Developer (GUI)

Durlston Partners; Greater London; On-site; GBP 150,000; Full time

Benefits offered by this job

Fast feedback loops

Extreme flexibility

Competitive compensation

Strong bonus

Job summary

A technology-driven trading firm in London seeks a Senior Python Engineer with Qt expertise to develop high-performance desktop GUI applications for real-time trading. The ideal candidate will have hands-on experience with Qt and a strong willingness to learn. Responsibilities include designing responsive interfaces for trading workflows and collaborating closely with front office users. This position offers competitive compensation, strong bonuses, and a collaborative environment with direct exposure to business impact.

Qualifications

• Proven academics in a relevant field.
• Willingness to work hard and learn.

Responsibilities

• Build high-performance desktop GUI applications used by traders in real time.
• Design intuitive, responsive interfaces for complex trading workflows.
• Work directly with front office users to iterate rapidly on features.
• Drive performance and usability improvements in latency-sensitive systems.

Skills

Qt experience (PyQt, PySide, QML or Qt Widgets)

Comfortable working in Linux environments

Job description

Python/Qt Engineer (GUI) - London - £150k base + bonus

We’re working with a high-performing, technology-driven trading firm building mission-critical front office tools used directly by traders in fast-moving markets. They’re looking for a Senior Python Engineer with Qt expertise to help design and deliver the next generation of real-time trading interfaces.

This is a rare opportunity to sit close to the desk, owning the GUI layer of a live trading environment where performance, usability, and speed of iteration directly impact PnL.

What you’ll do

• Build high-performance desktop GUI applications used by traders in real time
• Design intuitive, responsive interfaces for complex trading workflows
• Work directly with front office users to iterate rapidly on features
• Drive performance and usability improvements in latency-sensitive systems

What they're looking for

• Hands-on Qt experience (PyQt, PySide, QML or Qt Widgets)
• Comfortable working in Linux environments

Why apply

• Direct exposure to traders and real business impact (highly technical, collaborative environment)
• Fast feedback loops and ownership of key tools
• Extreme flexibility, as long as you get the work done
• Competitive compensation + strong bonus

We encourage you to apply even if you think you may not currently fit all these requirements – so long as you have proven academics and are willing to work hard and learn, we want to hear from you.

Note: if you haven't received a reply within 3 days, your application was possibly and unfortunately not accepted.