Signify Technology
Web Developer (Python)
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Senior Software Engineer, Web, Global Exchange Operator
London | 4x Days per week in office
We are working exclusively with one of the world's largest exchange operators, a business at the centre of global financial markets. They are looking for a Senior Software Engineer to join their web engineering team, building and maintaining the primary interface for command and control of three European equities venues, trade reporting and SI technology services. These are high-traffic, high-stakes systems handling millions of requests per day.
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The Role
- Design and build full stack web solutions from front end visualisations through to backend APIs and SQL database implementation.
- This is a hands-on senior role where you will own features end to end, contribute to sprint planning, mentor junior engineers, and act as subject matter expert across one or more systems.
- The team cares deeply about code quality, testing, automation, and user experience.
Tech Stack
- Python 3.8+
- Django
- Linux
- JavaScript
- React
- NextJS
- ExtJS
- HTML5
- CSS3
- PostgreSQL and SQL
- Apache
- Unit testing and full stack web testing
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What They Are Looking For
- 5+ years building high-performance, data-driven web applications
- Strong Python and JavaScript across the full stack
- Experience with MVC frameworks, Django preferred
- Comfortable working in a fast-paced, deadline-driven financial markets environment
- Strong communicator able to work across technical and non-technical stakeholders
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